| /* |
| * CDDL HEADER START |
| * |
| * The contents of this file are subject to the terms of the |
| * Common Development and Distribution License (the "License"). |
| * You may not use this file except in compliance with the License. |
| * |
| * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
| * or http://www.opensolaris.org/os/licensing. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * |
| * When distributing Covered Code, include this CDDL HEADER in each |
| * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
| * If applicable, add the following below this CDDL HEADER, with the |
| * fields enclosed by brackets "[]" replaced with your own identifying |
| * information: Portions Copyright [yyyy] [name of copyright owner] |
| * |
| * CDDL HEADER END |
| */ |
| |
| /* |
| * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
| * Copyright 2011 Nexenta Systems, Inc. All rights reserved. |
| * Copyright (c) 2011, 2018 by Delphix. All rights reserved. |
| * Copyright (c) 2012 by Frederik Wessels. All rights reserved. |
| * Copyright (c) 2012 by Cyril Plisko. All rights reserved. |
| * Copyright (c) 2013 by Prasad Joshi (sTec). All rights reserved. |
| * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>. |
| * Copyright (c) 2017 Datto Inc. |
| * Copyright (c) 2017 Open-E, Inc. All Rights Reserved. |
| * Copyright (c) 2017, Intel Corporation. |
| * Copyright (c) 2019, loli10K <ezomori.nozomu@gmail.com> |
| */ |
| |
| #include <assert.h> |
| #include <ctype.h> |
| #include <dirent.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <getopt.h> |
| #include <libgen.h> |
| #include <libintl.h> |
| #include <libuutil.h> |
| #include <locale.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <strings.h> |
| #include <unistd.h> |
| #include <pwd.h> |
| #include <zone.h> |
| #include <sys/wait.h> |
| #include <zfs_prop.h> |
| #include <sys/fs/zfs.h> |
| #include <sys/stat.h> |
| #include <sys/systeminfo.h> |
| #include <sys/fm/fs/zfs.h> |
| #include <sys/fm/util.h> |
| #include <sys/fm/protocol.h> |
| #include <sys/zfs_ioctl.h> |
| #include <sys/mount.h> |
| #include <sys/sysmacros.h> |
| |
| #include <math.h> |
| |
| #include <libzfs.h> |
| #include <libzutil.h> |
| |
| #include "zpool_util.h" |
| #include "zfs_comutil.h" |
| #include "zfeature_common.h" |
| |
| #include "statcommon.h" |
| |
| libzfs_handle_t *g_zfs; |
| |
| static int zpool_do_create(int, char **); |
| static int zpool_do_destroy(int, char **); |
| |
| static int zpool_do_add(int, char **); |
| static int zpool_do_remove(int, char **); |
| static int zpool_do_labelclear(int, char **); |
| |
| static int zpool_do_checkpoint(int, char **); |
| |
| static int zpool_do_list(int, char **); |
| static int zpool_do_iostat(int, char **); |
| static int zpool_do_status(int, char **); |
| |
| static int zpool_do_online(int, char **); |
| static int zpool_do_offline(int, char **); |
| static int zpool_do_clear(int, char **); |
| static int zpool_do_reopen(int, char **); |
| |
| static int zpool_do_reguid(int, char **); |
| |
| static int zpool_do_attach(int, char **); |
| static int zpool_do_detach(int, char **); |
| static int zpool_do_replace(int, char **); |
| static int zpool_do_split(int, char **); |
| |
| static int zpool_do_initialize(int, char **); |
| static int zpool_do_scrub(int, char **); |
| static int zpool_do_resilver(int, char **); |
| static int zpool_do_trim(int, char **); |
| |
| static int zpool_do_import(int, char **); |
| static int zpool_do_export(int, char **); |
| |
| static int zpool_do_upgrade(int, char **); |
| |
| static int zpool_do_history(int, char **); |
| static int zpool_do_events(int, char **); |
| |
| static int zpool_do_get(int, char **); |
| static int zpool_do_set(int, char **); |
| |
| static int zpool_do_sync(int, char **); |
| |
| static int zpool_do_version(int, char **); |
| |
| /* |
| * These libumem hooks provide a reasonable set of defaults for the allocator's |
| * debugging facilities. |
| */ |
| |
| #ifdef DEBUG |
| const char * |
| _umem_debug_init(void) |
| { |
| return ("default,verbose"); /* $UMEM_DEBUG setting */ |
| } |
| |
| const char * |
| _umem_logging_init(void) |
| { |
| return ("fail,contents"); /* $UMEM_LOGGING setting */ |
| } |
| #endif |
| |
| typedef enum { |
| HELP_ADD, |
| HELP_ATTACH, |
| HELP_CLEAR, |
| HELP_CREATE, |
| HELP_CHECKPOINT, |
| HELP_DESTROY, |
| HELP_DETACH, |
| HELP_EXPORT, |
| HELP_HISTORY, |
| HELP_IMPORT, |
| HELP_IOSTAT, |
| HELP_LABELCLEAR, |
| HELP_LIST, |
| HELP_OFFLINE, |
| HELP_ONLINE, |
| HELP_REPLACE, |
| HELP_REMOVE, |
| HELP_INITIALIZE, |
| HELP_SCRUB, |
| HELP_RESILVER, |
| HELP_TRIM, |
| HELP_STATUS, |
| HELP_UPGRADE, |
| HELP_EVENTS, |
| HELP_GET, |
| HELP_SET, |
| HELP_SPLIT, |
| HELP_SYNC, |
| HELP_REGUID, |
| HELP_REOPEN, |
| HELP_VERSION |
| } zpool_help_t; |
| |
| |
| /* |
| * Flags for stats to display with "zpool iostats" |
| */ |
| enum iostat_type { |
| IOS_DEFAULT = 0, |
| IOS_LATENCY = 1, |
| IOS_QUEUES = 2, |
| IOS_L_HISTO = 3, |
| IOS_RQ_HISTO = 4, |
| IOS_COUNT, /* always last element */ |
| }; |
| |
| /* iostat_type entries as bitmasks */ |
| #define IOS_DEFAULT_M (1ULL << IOS_DEFAULT) |
| #define IOS_LATENCY_M (1ULL << IOS_LATENCY) |
| #define IOS_QUEUES_M (1ULL << IOS_QUEUES) |
| #define IOS_L_HISTO_M (1ULL << IOS_L_HISTO) |
| #define IOS_RQ_HISTO_M (1ULL << IOS_RQ_HISTO) |
| |
| /* Mask of all the histo bits */ |
| #define IOS_ANYHISTO_M (IOS_L_HISTO_M | IOS_RQ_HISTO_M) |
| |
| /* |
| * Lookup table for iostat flags to nvlist names. Basically a list |
| * of all the nvlists a flag requires. Also specifies the order in |
| * which data gets printed in zpool iostat. |
| */ |
| static const char *vsx_type_to_nvlist[IOS_COUNT][13] = { |
| [IOS_L_HISTO] = { |
| ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SCRUB_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TRIM_LAT_HISTO, |
| NULL}, |
| [IOS_LATENCY] = { |
| ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TRIM_LAT_HISTO, |
| NULL}, |
| [IOS_QUEUES] = { |
| ZPOOL_CONFIG_VDEV_SYNC_R_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_SYNC_W_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_R_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_W_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_SCRUB_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_TRIM_ACTIVE_QUEUE, |
| NULL}, |
| [IOS_RQ_HISTO] = { |
| ZPOOL_CONFIG_VDEV_SYNC_IND_R_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_AGG_R_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_IND_W_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_AGG_W_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_IND_R_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_AGG_R_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_IND_W_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_AGG_W_HISTO, |
| ZPOOL_CONFIG_VDEV_IND_SCRUB_HISTO, |
| ZPOOL_CONFIG_VDEV_AGG_SCRUB_HISTO, |
| ZPOOL_CONFIG_VDEV_IND_TRIM_HISTO, |
| ZPOOL_CONFIG_VDEV_AGG_TRIM_HISTO, |
| NULL}, |
| }; |
| |
| |
| /* |
| * Given a cb->cb_flags with a histogram bit set, return the iostat_type. |
| * Right now, only one histo bit is ever set at one time, so we can |
| * just do a highbit64(a) |
| */ |
| #define IOS_HISTO_IDX(a) (highbit64(a & IOS_ANYHISTO_M) - 1) |
| |
| typedef struct zpool_command { |
| const char *name; |
| int (*func)(int, char **); |
| zpool_help_t usage; |
| } zpool_command_t; |
| |
| /* |
| * Master command table. Each ZFS command has a name, associated function, and |
| * usage message. The usage messages need to be internationalized, so we have |
| * to have a function to return the usage message based on a command index. |
| * |
| * These commands are organized according to how they are displayed in the usage |
| * message. An empty command (one with a NULL name) indicates an empty line in |
| * the generic usage message. |
| */ |
| static zpool_command_t command_table[] = { |
| { "version", zpool_do_version, HELP_VERSION }, |
| { NULL }, |
| { "create", zpool_do_create, HELP_CREATE }, |
| { "destroy", zpool_do_destroy, HELP_DESTROY }, |
| { NULL }, |
| { "add", zpool_do_add, HELP_ADD }, |
| { "remove", zpool_do_remove, HELP_REMOVE }, |
| { NULL }, |
| { "labelclear", zpool_do_labelclear, HELP_LABELCLEAR }, |
| { NULL }, |
| { "checkpoint", zpool_do_checkpoint, HELP_CHECKPOINT }, |
| { NULL }, |
| { "list", zpool_do_list, HELP_LIST }, |
| { "iostat", zpool_do_iostat, HELP_IOSTAT }, |
| { "status", zpool_do_status, HELP_STATUS }, |
| { NULL }, |
| { "online", zpool_do_online, HELP_ONLINE }, |
| { "offline", zpool_do_offline, HELP_OFFLINE }, |
| { "clear", zpool_do_clear, HELP_CLEAR }, |
| { "reopen", zpool_do_reopen, HELP_REOPEN }, |
| { NULL }, |
| { "attach", zpool_do_attach, HELP_ATTACH }, |
| { "detach", zpool_do_detach, HELP_DETACH }, |
| { "replace", zpool_do_replace, HELP_REPLACE }, |
| { "split", zpool_do_split, HELP_SPLIT }, |
| { NULL }, |
| { "initialize", zpool_do_initialize, HELP_INITIALIZE }, |
| { "resilver", zpool_do_resilver, HELP_RESILVER }, |
| { "scrub", zpool_do_scrub, HELP_SCRUB }, |
| { "trim", zpool_do_trim, HELP_TRIM }, |
| { NULL }, |
| { "import", zpool_do_import, HELP_IMPORT }, |
| { "export", zpool_do_export, HELP_EXPORT }, |
| { "upgrade", zpool_do_upgrade, HELP_UPGRADE }, |
| { "reguid", zpool_do_reguid, HELP_REGUID }, |
| { NULL }, |
| { "history", zpool_do_history, HELP_HISTORY }, |
| { "events", zpool_do_events, HELP_EVENTS }, |
| { NULL }, |
| { "get", zpool_do_get, HELP_GET }, |
| { "set", zpool_do_set, HELP_SET }, |
| { "sync", zpool_do_sync, HELP_SYNC }, |
| }; |
| |
| #define NCOMMAND (ARRAY_SIZE(command_table)) |
| |
| #define VDEV_ALLOC_CLASS_LOGS "logs" |
| |
| static zpool_command_t *current_command; |
| static char history_str[HIS_MAX_RECORD_LEN]; |
| static boolean_t log_history = B_TRUE; |
| static uint_t timestamp_fmt = NODATE; |
| |
| static const char * |
| get_usage(zpool_help_t idx) |
| { |
| switch (idx) { |
| case HELP_ADD: |
| return (gettext("\tadd [-fgLnP] [-o property=value] " |
| "<pool> <vdev> ...\n")); |
| case HELP_ATTACH: |
| return (gettext("\tattach [-f] [-o property=value] " |
| "<pool> <device> <new-device>\n")); |
| case HELP_CLEAR: |
| return (gettext("\tclear [-nF] <pool> [device]\n")); |
| case HELP_CREATE: |
| return (gettext("\tcreate [-fnd] [-o property=value] ... \n" |
| "\t [-O file-system-property=value] ... \n" |
| "\t [-m mountpoint] [-R root] <pool> <vdev> ...\n")); |
| case HELP_CHECKPOINT: |
| return (gettext("\tcheckpoint [--discard] <pool> ...\n")); |
| case HELP_DESTROY: |
| return (gettext("\tdestroy [-f] <pool>\n")); |
| case HELP_DETACH: |
| return (gettext("\tdetach <pool> <device>\n")); |
| case HELP_EXPORT: |
| return (gettext("\texport [-af] <pool> ...\n")); |
| case HELP_HISTORY: |
| return (gettext("\thistory [-il] [<pool>] ...\n")); |
| case HELP_IMPORT: |
| return (gettext("\timport [-d dir] [-D]\n" |
| "\timport [-o mntopts] [-o property=value] ... \n" |
| "\t [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] " |
| "[-R root] [-F [-n]] -a\n" |
| "\timport [-o mntopts] [-o property=value] ... \n" |
| "\t [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] " |
| "[-R root] [-F [-n]]\n" |
| "\t [--rewind-to-checkpoint] <pool | id> [newpool]\n")); |
| case HELP_IOSTAT: |
| return (gettext("\tiostat [[[-c [script1,script2,...]" |
| "[-lq]]|[-rw]] [-T d | u] [-ghHLpPvy]\n" |
| "\t [[pool ...]|[pool vdev ...]|[vdev ...]]" |
| " [[-n] interval [count]]\n")); |
| case HELP_LABELCLEAR: |
| return (gettext("\tlabelclear [-f] <vdev>\n")); |
| case HELP_LIST: |
| return (gettext("\tlist [-gHLpPv] [-o property[,...]] " |
| "[-T d|u] [pool] ... \n" |
| "\t [interval [count]]\n")); |
| case HELP_OFFLINE: |
| return (gettext("\toffline [-f] [-t] <pool> <device> ...\n")); |
| case HELP_ONLINE: |
| return (gettext("\tonline [-e] <pool> <device> ...\n")); |
| case HELP_REPLACE: |
| return (gettext("\treplace [-f] [-o property=value] " |
| "<pool> <device> [new-device]\n")); |
| case HELP_REMOVE: |
| return (gettext("\tremove [-nps] <pool> <device> ...\n")); |
| case HELP_REOPEN: |
| return (gettext("\treopen [-n] <pool>\n")); |
| case HELP_INITIALIZE: |
| return (gettext("\tinitialize [-c | -s] <pool> " |
| "[<device> ...]\n")); |
| case HELP_SCRUB: |
| return (gettext("\tscrub [-s | -p] <pool> ...\n")); |
| case HELP_RESILVER: |
| return (gettext("\tresilver <pool> ...\n")); |
| case HELP_TRIM: |
| return (gettext("\ttrim [-d] [-r <rate>] [-c | -s] <pool> " |
| "[<device> ...]\n")); |
| case HELP_STATUS: |
| return (gettext("\tstatus [-c [script1,script2,...]] " |
| "[-igLpPstvxD] [-T d|u] [pool] ... \n" |
| "\t [interval [count]]\n")); |
| case HELP_UPGRADE: |
| return (gettext("\tupgrade\n" |
| "\tupgrade -v\n" |
| "\tupgrade [-V version] <-a | pool ...>\n")); |
| case HELP_EVENTS: |
| return (gettext("\tevents [-vHf [pool] | -c]\n")); |
| case HELP_GET: |
| return (gettext("\tget [-Hp] [-o \"all\" | field[,...]] " |
| "<\"all\" | property[,...]> <pool> ...\n")); |
| case HELP_SET: |
| return (gettext("\tset <property=value> <pool> \n")); |
| case HELP_SPLIT: |
| return (gettext("\tsplit [-gLnPl] [-R altroot] [-o mntopts]\n" |
| "\t [-o property=value] <pool> <newpool> " |
| "[<device> ...]\n")); |
| case HELP_REGUID: |
| return (gettext("\treguid <pool>\n")); |
| case HELP_SYNC: |
| return (gettext("\tsync [pool] ...\n")); |
| case HELP_VERSION: |
| return (gettext("\tversion\n")); |
| } |
| |
| abort(); |
| /* NOTREACHED */ |
| } |
| |
| static void |
| zpool_collect_leaves(zpool_handle_t *zhp, nvlist_t *nvroot, nvlist_t *res) |
| { |
| uint_t children = 0; |
| nvlist_t **child; |
| uint_t i; |
| |
| (void) nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, |
| &child, &children); |
| |
| if (children == 0) { |
| char *path = zpool_vdev_name(g_zfs, zhp, nvroot, |
| VDEV_NAME_PATH); |
| |
| if (strcmp(path, VDEV_TYPE_INDIRECT) != 0) |
| fnvlist_add_boolean(res, path); |
| |
| free(path); |
| return; |
| } |
| |
| for (i = 0; i < children; i++) { |
| zpool_collect_leaves(zhp, child[i], res); |
| } |
| } |
| |
| /* |
| * Callback routine that will print out a pool property value. |
| */ |
| static int |
| print_prop_cb(int prop, void *cb) |
| { |
| FILE *fp = cb; |
| |
| (void) fprintf(fp, "\t%-19s ", zpool_prop_to_name(prop)); |
| |
| if (zpool_prop_readonly(prop)) |
| (void) fprintf(fp, " NO "); |
| else |
| (void) fprintf(fp, " YES "); |
| |
| if (zpool_prop_values(prop) == NULL) |
| (void) fprintf(fp, "-\n"); |
| else |
| (void) fprintf(fp, "%s\n", zpool_prop_values(prop)); |
| |
| return (ZPROP_CONT); |
| } |
| |
| /* |
| * Display usage message. If we're inside a command, display only the usage for |
| * that command. Otherwise, iterate over the entire command table and display |
| * a complete usage message. |
| */ |
| void |
| usage(boolean_t requested) |
| { |
| FILE *fp = requested ? stdout : stderr; |
| |
| if (current_command == NULL) { |
| int i; |
| |
| (void) fprintf(fp, gettext("usage: zpool command args ...\n")); |
| (void) fprintf(fp, |
| gettext("where 'command' is one of the following:\n\n")); |
| |
| for (i = 0; i < NCOMMAND; i++) { |
| if (command_table[i].name == NULL) |
| (void) fprintf(fp, "\n"); |
| else |
| (void) fprintf(fp, "%s", |
| get_usage(command_table[i].usage)); |
| } |
| } else { |
| (void) fprintf(fp, gettext("usage:\n")); |
| (void) fprintf(fp, "%s", get_usage(current_command->usage)); |
| } |
| |
| if (current_command != NULL && |
| ((strcmp(current_command->name, "set") == 0) || |
| (strcmp(current_command->name, "get") == 0) || |
| (strcmp(current_command->name, "list") == 0))) { |
| |
| (void) fprintf(fp, |
| gettext("\nthe following properties are supported:\n")); |
| |
| (void) fprintf(fp, "\n\t%-19s %s %s\n\n", |
| "PROPERTY", "EDIT", "VALUES"); |
| |
| /* Iterate over all properties */ |
| (void) zprop_iter(print_prop_cb, fp, B_FALSE, B_TRUE, |
| ZFS_TYPE_POOL); |
| |
| (void) fprintf(fp, "\t%-19s ", "feature@..."); |
| (void) fprintf(fp, "YES disabled | enabled | active\n"); |
| |
| (void) fprintf(fp, gettext("\nThe feature@ properties must be " |
| "appended with a feature name.\nSee zpool-features(5).\n")); |
| } |
| |
| /* |
| * See comments at end of main(). |
| */ |
| if (getenv("ZFS_ABORT") != NULL) { |
| (void) printf("dumping core by request\n"); |
| abort(); |
| } |
| |
| exit(requested ? 0 : 2); |
| } |
| |
| /* |
| * zpool initialize [-c | -s] <pool> [<vdev> ...] |
| * Initialize all unused blocks in the specified vdevs, or all vdevs in the pool |
| * if none specified. |
| * |
| * -c Cancel. Ends active initializing. |
| * -s Suspend. Initializing can then be restarted with no flags. |
| */ |
| int |
| zpool_do_initialize(int argc, char **argv) |
| { |
| int c; |
| char *poolname; |
| zpool_handle_t *zhp; |
| nvlist_t *vdevs; |
| int err = 0; |
| |
| struct option long_options[] = { |
| {"cancel", no_argument, NULL, 'c'}, |
| {"suspend", no_argument, NULL, 's'}, |
| {0, 0, 0, 0} |
| }; |
| |
| pool_initialize_func_t cmd_type = POOL_INITIALIZE_START; |
| while ((c = getopt_long(argc, argv, "cs", long_options, NULL)) != -1) { |
| switch (c) { |
| case 'c': |
| if (cmd_type != POOL_INITIALIZE_START && |
| cmd_type != POOL_INITIALIZE_CANCEL) { |
| (void) fprintf(stderr, gettext("-c cannot be " |
| "combined with other options\n")); |
| usage(B_FALSE); |
| } |
| cmd_type = POOL_INITIALIZE_CANCEL; |
| break; |
| case 's': |
| if (cmd_type != POOL_INITIALIZE_START && |
| cmd_type != POOL_INITIALIZE_SUSPEND) { |
| (void) fprintf(stderr, gettext("-s cannot be " |
| "combined with other options\n")); |
| usage(B_FALSE); |
| } |
| cmd_type = POOL_INITIALIZE_SUSPEND; |
| break; |
| case '?': |
| if (optopt != 0) { |
| (void) fprintf(stderr, |
| gettext("invalid option '%c'\n"), optopt); |
| } else { |
| (void) fprintf(stderr, |
| gettext("invalid option '%s'\n"), |
| argv[optind - 1]); |
| } |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| return (-1); |
| } |
| |
| poolname = argv[0]; |
| zhp = zpool_open(g_zfs, poolname); |
| if (zhp == NULL) |
| return (-1); |
| |
| vdevs = fnvlist_alloc(); |
| if (argc == 1) { |
| /* no individual leaf vdevs specified, so add them all */ |
| nvlist_t *config = zpool_get_config(zhp, NULL); |
| nvlist_t *nvroot = fnvlist_lookup_nvlist(config, |
| ZPOOL_CONFIG_VDEV_TREE); |
| zpool_collect_leaves(zhp, nvroot, vdevs); |
| } else { |
| for (int i = 1; i < argc; i++) { |
| fnvlist_add_boolean(vdevs, argv[i]); |
| } |
| } |
| |
| err = zpool_initialize(zhp, cmd_type, vdevs); |
| |
| fnvlist_free(vdevs); |
| zpool_close(zhp); |
| |
| return (err); |
| } |
| |
| /* |
| * print a pool vdev config for dry runs |
| */ |
| static void |
| print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent, |
| const char *match, int name_flags) |
| { |
| nvlist_t **child; |
| uint_t c, children; |
| char *vname; |
| boolean_t printed = B_FALSE; |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) != 0) { |
| if (name != NULL) |
| (void) printf("\t%*s%s\n", indent, "", name); |
| return; |
| } |
| |
| for (c = 0; c < children; c++) { |
| uint64_t is_log = B_FALSE; |
| char *class = ""; |
| |
| (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
| &is_log); |
| if (is_log) |
| class = VDEV_ALLOC_BIAS_LOG; |
| (void) nvlist_lookup_string(child[c], |
| ZPOOL_CONFIG_ALLOCATION_BIAS, &class); |
| if (strcmp(match, class) != 0) |
| continue; |
| |
| if (!printed && name != NULL) { |
| (void) printf("\t%*s%s\n", indent, "", name); |
| printed = B_TRUE; |
| } |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], name_flags); |
| print_vdev_tree(zhp, vname, child[c], indent + 2, "", |
| name_flags); |
| free(vname); |
| } |
| } |
| |
| static boolean_t |
| prop_list_contains_feature(nvlist_t *proplist) |
| { |
| nvpair_t *nvp; |
| for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp; |
| nvp = nvlist_next_nvpair(proplist, nvp)) { |
| if (zpool_prop_feature(nvpair_name(nvp))) |
| return (B_TRUE); |
| } |
| return (B_FALSE); |
| } |
| |
| /* |
| * Add a property pair (name, string-value) into a property nvlist. |
| */ |
| static int |
| add_prop_list(const char *propname, char *propval, nvlist_t **props, |
| boolean_t poolprop) |
| { |
| zpool_prop_t prop = ZPOOL_PROP_INVAL; |
| nvlist_t *proplist; |
| const char *normnm; |
| char *strval; |
| |
| if (*props == NULL && |
| nvlist_alloc(props, NV_UNIQUE_NAME, 0) != 0) { |
| (void) fprintf(stderr, |
| gettext("internal error: out of memory\n")); |
| return (1); |
| } |
| |
| proplist = *props; |
| |
| if (poolprop) { |
| const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION); |
| |
| if ((prop = zpool_name_to_prop(propname)) == ZPOOL_PROP_INVAL && |
| !zpool_prop_feature(propname)) { |
| (void) fprintf(stderr, gettext("property '%s' is " |
| "not a valid pool property\n"), propname); |
| return (2); |
| } |
| |
| /* |
| * feature@ properties and version should not be specified |
| * at the same time. |
| */ |
| if ((prop == ZPOOL_PROP_INVAL && zpool_prop_feature(propname) && |
| nvlist_exists(proplist, vname)) || |
| (prop == ZPOOL_PROP_VERSION && |
| prop_list_contains_feature(proplist))) { |
| (void) fprintf(stderr, gettext("'feature@' and " |
| "'version' properties cannot be specified " |
| "together\n")); |
| return (2); |
| } |
| |
| |
| if (zpool_prop_feature(propname)) |
| normnm = propname; |
| else |
| normnm = zpool_prop_to_name(prop); |
| } else { |
| zfs_prop_t fsprop = zfs_name_to_prop(propname); |
| |
| if (zfs_prop_valid_for_type(fsprop, ZFS_TYPE_FILESYSTEM, |
| B_FALSE)) { |
| normnm = zfs_prop_to_name(fsprop); |
| } else if (zfs_prop_user(propname) || |
| zfs_prop_userquota(propname)) { |
| normnm = propname; |
| } else { |
| (void) fprintf(stderr, gettext("property '%s' is " |
| "not a valid filesystem property\n"), propname); |
| return (2); |
| } |
| } |
| |
| if (nvlist_lookup_string(proplist, normnm, &strval) == 0 && |
| prop != ZPOOL_PROP_CACHEFILE) { |
| (void) fprintf(stderr, gettext("property '%s' " |
| "specified multiple times\n"), propname); |
| return (2); |
| } |
| |
| if (nvlist_add_string(proplist, normnm, propval) != 0) { |
| (void) fprintf(stderr, gettext("internal " |
| "error: out of memory\n")); |
| return (1); |
| } |
| |
| return (0); |
| } |
| |
| /* |
| * Set a default property pair (name, string-value) in a property nvlist |
| */ |
| static int |
| add_prop_list_default(const char *propname, char *propval, nvlist_t **props, |
| boolean_t poolprop) |
| { |
| char *pval; |
| |
| if (nvlist_lookup_string(*props, propname, &pval) == 0) |
| return (0); |
| |
| return (add_prop_list(propname, propval, props, B_TRUE)); |
| } |
| |
| /* |
| * zpool add [-fgLnP] [-o property=value] <pool> <vdev> ... |
| * |
| * -f Force addition of devices, even if they appear in use |
| * -g Display guid for individual vdev name. |
| * -L Follow links when resolving vdev path name. |
| * -n Do not add the devices, but display the resulting layout if |
| * they were to be added. |
| * -o Set property=value. |
| * -P Display full path for vdev name. |
| * |
| * Adds the given vdevs to 'pool'. As with create, the bulk of this work is |
| * handled by make_root_vdev(), which constructs the nvlist needed to pass to |
| * libzfs. |
| */ |
| int |
| zpool_do_add(int argc, char **argv) |
| { |
| boolean_t force = B_FALSE; |
| boolean_t dryrun = B_FALSE; |
| int name_flags = 0; |
| int c; |
| nvlist_t *nvroot; |
| char *poolname; |
| int ret; |
| zpool_handle_t *zhp; |
| nvlist_t *config; |
| nvlist_t *props = NULL; |
| char *propval; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "fgLno:P")) != -1) { |
| switch (c) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| case 'g': |
| name_flags |= VDEV_NAME_GUID; |
| break; |
| case 'L': |
| name_flags |= VDEV_NAME_FOLLOW_LINKS; |
| break; |
| case 'n': |
| dryrun = B_TRUE; |
| break; |
| case 'o': |
| if ((propval = strchr(optarg, '=')) == NULL) { |
| (void) fprintf(stderr, gettext("missing " |
| "'=' for -o option\n")); |
| usage(B_FALSE); |
| } |
| *propval = '\0'; |
| propval++; |
| |
| if ((strcmp(optarg, ZPOOL_CONFIG_ASHIFT) != 0) || |
| (add_prop_list(optarg, propval, &props, B_TRUE))) |
| usage(B_FALSE); |
| break; |
| case 'P': |
| name_flags |= VDEV_NAME_PATH; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing vdev specification\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| |
| argc--; |
| argv++; |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| if ((config = zpool_get_config(zhp, NULL)) == NULL) { |
| (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"), |
| poolname); |
| zpool_close(zhp); |
| return (1); |
| } |
| |
| /* unless manually specified use "ashift" pool property (if set) */ |
| if (!nvlist_exists(props, ZPOOL_CONFIG_ASHIFT)) { |
| int intval; |
| zprop_source_t src; |
| char strval[ZPOOL_MAXPROPLEN]; |
| |
| intval = zpool_get_prop_int(zhp, ZPOOL_PROP_ASHIFT, &src); |
| if (src != ZPROP_SRC_DEFAULT) { |
| (void) sprintf(strval, "%" PRId32, intval); |
| verify(add_prop_list(ZPOOL_CONFIG_ASHIFT, strval, |
| &props, B_TRUE) == 0); |
| } |
| } |
| |
| /* pass off to make_root_vdev for processing */ |
| nvroot = make_root_vdev(zhp, props, force, !force, B_FALSE, dryrun, |
| argc, argv); |
| if (nvroot == NULL) { |
| zpool_close(zhp); |
| return (1); |
| } |
| |
| if (dryrun) { |
| nvlist_t *poolnvroot; |
| nvlist_t **l2child; |
| uint_t l2children, c; |
| char *vname; |
| boolean_t hadcache = B_FALSE; |
| |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &poolnvroot) == 0); |
| |
| (void) printf(gettext("would update '%s' to the following " |
| "configuration:\n"), zpool_get_name(zhp)); |
| |
| /* print original main pool and new tree */ |
| print_vdev_tree(zhp, poolname, poolnvroot, 0, "", |
| name_flags | VDEV_NAME_TYPE_ID); |
| print_vdev_tree(zhp, NULL, nvroot, 0, "", name_flags); |
| |
| /* print other classes: 'dedup', 'special', and 'log' */ |
| print_vdev_tree(zhp, "dedup", poolnvroot, 0, |
| VDEV_ALLOC_BIAS_DEDUP, name_flags); |
| print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_DEDUP, |
| name_flags); |
| |
| print_vdev_tree(zhp, "special", poolnvroot, 0, |
| VDEV_ALLOC_BIAS_SPECIAL, name_flags); |
| print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_SPECIAL, |
| name_flags); |
| |
| print_vdev_tree(zhp, "logs", poolnvroot, 0, VDEV_ALLOC_BIAS_LOG, |
| name_flags); |
| print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_LOG, |
| name_flags); |
| |
| /* Do the same for the caches */ |
| if (nvlist_lookup_nvlist_array(poolnvroot, ZPOOL_CONFIG_L2CACHE, |
| &l2child, &l2children) == 0 && l2children) { |
| hadcache = B_TRUE; |
| (void) printf(gettext("\tcache\n")); |
| for (c = 0; c < l2children; c++) { |
| vname = zpool_vdev_name(g_zfs, NULL, |
| l2child[c], name_flags); |
| (void) printf("\t %s\n", vname); |
| free(vname); |
| } |
| } |
| if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, |
| &l2child, &l2children) == 0 && l2children) { |
| if (!hadcache) |
| (void) printf(gettext("\tcache\n")); |
| for (c = 0; c < l2children; c++) { |
| vname = zpool_vdev_name(g_zfs, NULL, |
| l2child[c], name_flags); |
| (void) printf("\t %s\n", vname); |
| free(vname); |
| } |
| } |
| |
| ret = 0; |
| } else { |
| ret = (zpool_add(zhp, nvroot) != 0); |
| } |
| |
| nvlist_free(props); |
| nvlist_free(nvroot); |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool remove <pool> <vdev> ... |
| * |
| * Removes the given vdev from the pool. |
| */ |
| int |
| zpool_do_remove(int argc, char **argv) |
| { |
| char *poolname; |
| int i, ret = 0; |
| zpool_handle_t *zhp = NULL; |
| boolean_t stop = B_FALSE; |
| int c; |
| boolean_t noop = B_FALSE; |
| boolean_t parsable = B_FALSE; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "nps")) != -1) { |
| switch (c) { |
| case 'n': |
| noop = B_TRUE; |
| break; |
| case 'p': |
| parsable = B_TRUE; |
| break; |
| case 's': |
| stop = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| if (stop && noop) { |
| (void) fprintf(stderr, gettext("stop request ignored\n")); |
| return (0); |
| } |
| |
| if (stop) { |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| if (zpool_vdev_remove_cancel(zhp) != 0) |
| ret = 1; |
| } else { |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing device\n")); |
| usage(B_FALSE); |
| } |
| |
| for (i = 1; i < argc; i++) { |
| if (noop) { |
| uint64_t size; |
| |
| if (zpool_vdev_indirect_size(zhp, argv[i], |
| &size) != 0) { |
| ret = 1; |
| break; |
| } |
| if (parsable) { |
| (void) printf("%s %llu\n", |
| argv[i], (unsigned long long)size); |
| } else { |
| char valstr[32]; |
| zfs_nicenum(size, valstr, |
| sizeof (valstr)); |
| (void) printf("Memory that will be " |
| "used after removing %s: %s\n", |
| argv[i], valstr); |
| } |
| } else { |
| if (zpool_vdev_remove(zhp, argv[i]) != 0) |
| ret = 1; |
| } |
| } |
| } |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool labelclear [-f] <vdev> |
| * |
| * -f Force clearing the label for the vdevs which are members of |
| * the exported or foreign pools. |
| * |
| * Verifies that the vdev is not active and zeros out the label information |
| * on the device. |
| */ |
| int |
| zpool_do_labelclear(int argc, char **argv) |
| { |
| char vdev[MAXPATHLEN]; |
| char *name = NULL; |
| struct stat st; |
| int c, fd = -1, ret = 0; |
| nvlist_t *config; |
| pool_state_t state; |
| boolean_t inuse = B_FALSE; |
| boolean_t force = B_FALSE; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "f")) != -1) { |
| switch (c) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| default: |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get vdev name */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing vdev name\n")); |
| usage(B_FALSE); |
| } |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| /* |
| * Check if we were given absolute path and use it as is. |
| * Otherwise if the provided vdev name doesn't point to a file, |
| * try prepending expected disk paths and partition numbers. |
| */ |
| (void) strlcpy(vdev, argv[0], sizeof (vdev)); |
| if (vdev[0] != '/' && stat(vdev, &st) != 0) { |
| int error; |
| |
| error = zfs_resolve_shortname(argv[0], vdev, MAXPATHLEN); |
| if (error == 0 && zfs_dev_is_whole_disk(vdev)) { |
| if (zfs_append_partition(vdev, MAXPATHLEN) == -1) |
| error = ENOENT; |
| } |
| |
| if (error || (stat(vdev, &st) != 0)) { |
| (void) fprintf(stderr, gettext( |
| "failed to find device %s, try specifying absolute " |
| "path instead\n"), argv[0]); |
| return (1); |
| } |
| } |
| |
| if ((fd = open(vdev, O_RDWR)) < 0) { |
| (void) fprintf(stderr, gettext("failed to open %s: %s\n"), |
| vdev, strerror(errno)); |
| return (1); |
| } |
| |
| /* |
| * Flush all dirty pages for the block device. This should not be |
| * fatal when the device does not support BLKFLSBUF as would be the |
| * case for a file vdev. |
| */ |
| if ((ioctl(fd, BLKFLSBUF) != 0) && (errno != ENOTTY)) |
| (void) fprintf(stderr, gettext("failed to invalidate " |
| "cache for %s: %s\n"), vdev, strerror(errno)); |
| |
| if (zpool_read_label(fd, &config, NULL) != 0) { |
| (void) fprintf(stderr, |
| gettext("failed to read label from %s\n"), vdev); |
| ret = 1; |
| goto errout; |
| } |
| nvlist_free(config); |
| |
| ret = zpool_in_use(g_zfs, fd, &state, &name, &inuse); |
| if (ret != 0) { |
| (void) fprintf(stderr, |
| gettext("failed to check state for %s\n"), vdev); |
| ret = 1; |
| goto errout; |
| } |
| |
| if (!inuse) |
| goto wipe_label; |
| |
| switch (state) { |
| default: |
| case POOL_STATE_ACTIVE: |
| case POOL_STATE_SPARE: |
| case POOL_STATE_L2CACHE: |
| (void) fprintf(stderr, gettext( |
| "%s is a member (%s) of pool \"%s\"\n"), |
| vdev, zpool_pool_state_to_name(state), name); |
| ret = 1; |
| goto errout; |
| |
| case POOL_STATE_EXPORTED: |
| if (force) |
| break; |
| (void) fprintf(stderr, gettext( |
| "use '-f' to override the following error:\n" |
| "%s is a member of exported pool \"%s\"\n"), |
| vdev, name); |
| ret = 1; |
| goto errout; |
| |
| case POOL_STATE_POTENTIALLY_ACTIVE: |
| if (force) |
| break; |
| (void) fprintf(stderr, gettext( |
| "use '-f' to override the following error:\n" |
| "%s is a member of potentially active pool \"%s\"\n"), |
| vdev, name); |
| ret = 1; |
| goto errout; |
| |
| case POOL_STATE_DESTROYED: |
| /* inuse should never be set for a destroyed pool */ |
| assert(0); |
| break; |
| } |
| |
| wipe_label: |
| ret = zpool_clear_label(fd); |
| if (ret != 0) { |
| (void) fprintf(stderr, |
| gettext("failed to clear label for %s\n"), vdev); |
| } |
| |
| errout: |
| free(name); |
| (void) close(fd); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool create [-fnd] [-o property=value] ... |
| * [-O file-system-property=value] ... |
| * [-R root] [-m mountpoint] <pool> <dev> ... |
| * |
| * -f Force creation, even if devices appear in use |
| * -n Do not create the pool, but display the resulting layout if it |
| * were to be created. |
| * -R Create a pool under an alternate root |
| * -m Set default mountpoint for the root dataset. By default it's |
| * '/<pool>' |
| * -o Set property=value. |
| * -o Set feature@feature=enabled|disabled. |
| * -d Don't automatically enable all supported pool features |
| * (individual features can be enabled with -o). |
| * -O Set fsproperty=value in the pool's root file system |
| * |
| * Creates the named pool according to the given vdev specification. The |
| * bulk of the vdev processing is done in make_root_vdev() in zpool_vdev.c. |
| * Once we get the nvlist back from make_root_vdev(), we either print out the |
| * contents (if '-n' was specified), or pass it to libzfs to do the creation. |
| */ |
| int |
| zpool_do_create(int argc, char **argv) |
| { |
| boolean_t force = B_FALSE; |
| boolean_t dryrun = B_FALSE; |
| boolean_t enable_all_pool_feat = B_TRUE; |
| int c; |
| nvlist_t *nvroot = NULL; |
| char *poolname; |
| char *tname = NULL; |
| int ret = 1; |
| char *altroot = NULL; |
| char *mountpoint = NULL; |
| nvlist_t *fsprops = NULL; |
| nvlist_t *props = NULL; |
| char *propval; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, ":fndR:m:o:O:t:")) != -1) { |
| switch (c) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| case 'n': |
| dryrun = B_TRUE; |
| break; |
| case 'd': |
| enable_all_pool_feat = B_FALSE; |
| break; |
| case 'R': |
| altroot = optarg; |
| if (add_prop_list(zpool_prop_to_name( |
| ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE)) |
| goto errout; |
| if (add_prop_list_default(zpool_prop_to_name( |
| ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE)) |
| goto errout; |
| break; |
| case 'm': |
| /* Equivalent to -O mountpoint=optarg */ |
| mountpoint = optarg; |
| break; |
| case 'o': |
| if ((propval = strchr(optarg, '=')) == NULL) { |
| (void) fprintf(stderr, gettext("missing " |
| "'=' for -o option\n")); |
| goto errout; |
| } |
| *propval = '\0'; |
| propval++; |
| |
| if (add_prop_list(optarg, propval, &props, B_TRUE)) |
| goto errout; |
| |
| /* |
| * If the user is creating a pool that doesn't support |
| * feature flags, don't enable any features. |
| */ |
| if (zpool_name_to_prop(optarg) == ZPOOL_PROP_VERSION) { |
| char *end; |
| u_longlong_t ver; |
| |
| ver = strtoull(propval, &end, 10); |
| if (*end == '\0' && |
| ver < SPA_VERSION_FEATURES) { |
| enable_all_pool_feat = B_FALSE; |
| } |
| } |
| if (zpool_name_to_prop(optarg) == ZPOOL_PROP_ALTROOT) |
| altroot = propval; |
| break; |
| case 'O': |
| if ((propval = strchr(optarg, '=')) == NULL) { |
| (void) fprintf(stderr, gettext("missing " |
| "'=' for -O option\n")); |
| goto errout; |
| } |
| *propval = '\0'; |
| propval++; |
| |
| /* |
| * Mountpoints are checked and then added later. |
| * Uniquely among properties, they can be specified |
| * more than once, to avoid conflict with -m. |
| */ |
| if (0 == strcmp(optarg, |
| zfs_prop_to_name(ZFS_PROP_MOUNTPOINT))) { |
| mountpoint = propval; |
| } else if (add_prop_list(optarg, propval, &fsprops, |
| B_FALSE)) { |
| goto errout; |
| } |
| break; |
| case 't': |
| /* |
| * Sanity check temporary pool name. |
| */ |
| if (strchr(optarg, '/') != NULL) { |
| (void) fprintf(stderr, gettext("cannot create " |
| "'%s': invalid character '/' in temporary " |
| "name\n"), optarg); |
| (void) fprintf(stderr, gettext("use 'zfs " |
| "create' to create a dataset\n")); |
| goto errout; |
| } |
| |
| if (add_prop_list(zpool_prop_to_name( |
| ZPOOL_PROP_TNAME), optarg, &props, B_TRUE)) |
| goto errout; |
| if (add_prop_list_default(zpool_prop_to_name( |
| ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE)) |
| goto errout; |
| tname = optarg; |
| break; |
| case ':': |
| (void) fprintf(stderr, gettext("missing argument for " |
| "'%c' option\n"), optopt); |
| goto badusage; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| goto badusage; |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| goto badusage; |
| } |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing vdev specification\n")); |
| goto badusage; |
| } |
| |
| poolname = argv[0]; |
| |
| /* |
| * As a special case, check for use of '/' in the name, and direct the |
| * user to use 'zfs create' instead. |
| */ |
| if (strchr(poolname, '/') != NULL) { |
| (void) fprintf(stderr, gettext("cannot create '%s': invalid " |
| "character '/' in pool name\n"), poolname); |
| (void) fprintf(stderr, gettext("use 'zfs create' to " |
| "create a dataset\n")); |
| goto errout; |
| } |
| |
| /* pass off to make_root_vdev for bulk processing */ |
| nvroot = make_root_vdev(NULL, props, force, !force, B_FALSE, dryrun, |
| argc - 1, argv + 1); |
| if (nvroot == NULL) |
| goto errout; |
| |
| /* make_root_vdev() allows 0 toplevel children if there are spares */ |
| if (!zfs_allocatable_devs(nvroot)) { |
| (void) fprintf(stderr, gettext("invalid vdev " |
| "specification: at least one toplevel vdev must be " |
| "specified\n")); |
| goto errout; |
| } |
| |
| if (altroot != NULL && altroot[0] != '/') { |
| (void) fprintf(stderr, gettext("invalid alternate root '%s': " |
| "must be an absolute path\n"), altroot); |
| goto errout; |
| } |
| |
| /* |
| * Check the validity of the mountpoint and direct the user to use the |
| * '-m' mountpoint option if it looks like its in use. |
| */ |
| if (mountpoint == NULL || |
| (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) != 0 && |
| strcmp(mountpoint, ZFS_MOUNTPOINT_NONE) != 0)) { |
| char buf[MAXPATHLEN]; |
| DIR *dirp; |
| |
| if (mountpoint && mountpoint[0] != '/') { |
| (void) fprintf(stderr, gettext("invalid mountpoint " |
| "'%s': must be an absolute path, 'legacy', or " |
| "'none'\n"), mountpoint); |
| goto errout; |
| } |
| |
| if (mountpoint == NULL) { |
| if (altroot != NULL) |
| (void) snprintf(buf, sizeof (buf), "%s/%s", |
| altroot, poolname); |
| else |
| (void) snprintf(buf, sizeof (buf), "/%s", |
| poolname); |
| } else { |
| if (altroot != NULL) |
| (void) snprintf(buf, sizeof (buf), "%s%s", |
| altroot, mountpoint); |
| else |
| (void) snprintf(buf, sizeof (buf), "%s", |
| mountpoint); |
| } |
| |
| if ((dirp = opendir(buf)) == NULL && errno != ENOENT) { |
| (void) fprintf(stderr, gettext("mountpoint '%s' : " |
| "%s\n"), buf, strerror(errno)); |
| (void) fprintf(stderr, gettext("use '-m' " |
| "option to provide a different default\n")); |
| goto errout; |
| } else if (dirp) { |
| int count = 0; |
| |
| while (count < 3 && readdir(dirp) != NULL) |
| count++; |
| (void) closedir(dirp); |
| |
| if (count > 2) { |
| (void) fprintf(stderr, gettext("mountpoint " |
| "'%s' exists and is not empty\n"), buf); |
| (void) fprintf(stderr, gettext("use '-m' " |
| "option to provide a " |
| "different default\n")); |
| goto errout; |
| } |
| } |
| } |
| |
| /* |
| * Now that the mountpoint's validity has been checked, ensure that |
| * the property is set appropriately prior to creating the pool. |
| */ |
| if (mountpoint != NULL) { |
| ret = add_prop_list(zfs_prop_to_name(ZFS_PROP_MOUNTPOINT), |
| mountpoint, &fsprops, B_FALSE); |
| if (ret != 0) |
| goto errout; |
| } |
| |
| ret = 1; |
| if (dryrun) { |
| /* |
| * For a dry run invocation, print out a basic message and run |
| * through all the vdevs in the list and print out in an |
| * appropriate hierarchy. |
| */ |
| (void) printf(gettext("would create '%s' with the " |
| "following layout:\n\n"), poolname); |
| |
| print_vdev_tree(NULL, poolname, nvroot, 0, "", 0); |
| print_vdev_tree(NULL, "dedup", nvroot, 0, |
| VDEV_ALLOC_BIAS_DEDUP, 0); |
| print_vdev_tree(NULL, "special", nvroot, 0, |
| VDEV_ALLOC_BIAS_SPECIAL, 0); |
| print_vdev_tree(NULL, "logs", nvroot, 0, |
| VDEV_ALLOC_BIAS_LOG, 0); |
| |
| ret = 0; |
| } else { |
| /* |
| * Hand off to libzfs. |
| */ |
| spa_feature_t i; |
| for (i = 0; i < SPA_FEATURES; i++) { |
| char propname[MAXPATHLEN]; |
| char *propval; |
| zfeature_info_t *feat = &spa_feature_table[i]; |
| |
| (void) snprintf(propname, sizeof (propname), |
| "feature@%s", feat->fi_uname); |
| |
| /* |
| * Only features contained in props will be enabled: |
| * remove from the nvlist every ZFS_FEATURE_DISABLED |
| * value and add every missing ZFS_FEATURE_ENABLED if |
| * enable_all_pool_feat is set. |
| */ |
| if (!nvlist_lookup_string(props, propname, &propval)) { |
| if (strcmp(propval, ZFS_FEATURE_DISABLED) == 0) |
| (void) nvlist_remove_all(props, |
| propname); |
| } else if (enable_all_pool_feat) { |
| ret = add_prop_list(propname, |
| ZFS_FEATURE_ENABLED, &props, B_TRUE); |
| if (ret != 0) |
| goto errout; |
| } |
| } |
| |
| ret = 1; |
| if (zpool_create(g_zfs, poolname, |
| nvroot, props, fsprops) == 0) { |
| zfs_handle_t *pool = zfs_open(g_zfs, |
| tname ? tname : poolname, ZFS_TYPE_FILESYSTEM); |
| if (pool != NULL) { |
| if (zfs_mount(pool, NULL, 0) == 0) |
| ret = zfs_shareall(pool); |
| zfs_close(pool); |
| } |
| } else if (libzfs_errno(g_zfs) == EZFS_INVALIDNAME) { |
| (void) fprintf(stderr, gettext("pool name may have " |
| "been omitted\n")); |
| } |
| } |
| |
| errout: |
| nvlist_free(nvroot); |
| nvlist_free(fsprops); |
| nvlist_free(props); |
| return (ret); |
| badusage: |
| nvlist_free(fsprops); |
| nvlist_free(props); |
| usage(B_FALSE); |
| return (2); |
| } |
| |
| /* |
| * zpool destroy <pool> |
| * |
| * -f Forcefully unmount any datasets |
| * |
| * Destroy the given pool. Automatically unmounts any datasets in the pool. |
| */ |
| int |
| zpool_do_destroy(int argc, char **argv) |
| { |
| boolean_t force = B_FALSE; |
| int c; |
| char *pool; |
| zpool_handle_t *zhp; |
| int ret; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "f")) != -1) { |
| switch (c) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* check arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool argument\n")); |
| usage(B_FALSE); |
| } |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| pool = argv[0]; |
| |
| if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) { |
| /* |
| * As a special case, check for use of '/' in the name, and |
| * direct the user to use 'zfs destroy' instead. |
| */ |
| if (strchr(pool, '/') != NULL) |
| (void) fprintf(stderr, gettext("use 'zfs destroy' to " |
| "destroy a dataset\n")); |
| return (1); |
| } |
| |
| if (zpool_disable_datasets(zhp, force) != 0) { |
| (void) fprintf(stderr, gettext("could not destroy '%s': " |
| "could not unmount datasets\n"), zpool_get_name(zhp)); |
| zpool_close(zhp); |
| return (1); |
| } |
| |
| /* The history must be logged as part of the export */ |
| log_history = B_FALSE; |
| |
| ret = (zpool_destroy(zhp, history_str) != 0); |
| |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| typedef struct export_cbdata { |
| boolean_t force; |
| boolean_t hardforce; |
| } export_cbdata_t; |
| |
| /* |
| * Export one pool |
| */ |
| int |
| zpool_export_one(zpool_handle_t *zhp, void *data) |
| { |
| export_cbdata_t *cb = data; |
| |
| if (zpool_disable_datasets(zhp, cb->force) != 0) |
| return (1); |
| |
| /* The history must be logged as part of the export */ |
| log_history = B_FALSE; |
| |
| if (cb->hardforce) { |
| if (zpool_export_force(zhp, history_str) != 0) |
| return (1); |
| } else if (zpool_export(zhp, cb->force, history_str) != 0) { |
| return (1); |
| } |
| |
| return (0); |
| } |
| |
| /* |
| * zpool export [-f] <pool> ... |
| * |
| * -a Export all pools |
| * -f Forcefully unmount datasets |
| * |
| * Export the given pools. By default, the command will attempt to cleanly |
| * unmount any active datasets within the pool. If the '-f' flag is specified, |
| * then the datasets will be forcefully unmounted. |
| */ |
| int |
| zpool_do_export(int argc, char **argv) |
| { |
| export_cbdata_t cb; |
| boolean_t do_all = B_FALSE; |
| boolean_t force = B_FALSE; |
| boolean_t hardforce = B_FALSE; |
| int c, ret; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "afF")) != -1) { |
| switch (c) { |
| case 'a': |
| do_all = B_TRUE; |
| break; |
| case 'f': |
| force = B_TRUE; |
| break; |
| case 'F': |
| hardforce = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| cb.force = force; |
| cb.hardforce = hardforce; |
| argc -= optind; |
| argv += optind; |
| |
| if (do_all) { |
| if (argc != 0) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| return (for_each_pool(argc, argv, B_TRUE, NULL, |
| zpool_export_one, &cb)); |
| } |
| |
| /* check arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool argument\n")); |
| usage(B_FALSE); |
| } |
| |
| ret = for_each_pool(argc, argv, B_TRUE, NULL, zpool_export_one, &cb); |
| |
| return (ret); |
| } |
| |
| /* |
| * Given a vdev configuration, determine the maximum width needed for the device |
| * name column. |
| */ |
| static int |
| max_width(zpool_handle_t *zhp, nvlist_t *nv, int depth, int max, |
| int name_flags) |
| { |
| char *name; |
| nvlist_t **child; |
| uint_t c, children; |
| int ret; |
| |
| name = zpool_vdev_name(g_zfs, zhp, nv, name_flags); |
| if (strlen(name) + depth > max) |
| max = strlen(name) + depth; |
| |
| free(name); |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, |
| &child, &children) == 0) { |
| for (c = 0; c < children; c++) |
| if ((ret = max_width(zhp, child[c], depth + 2, |
| max, name_flags)) > max) |
| max = ret; |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE, |
| &child, &children) == 0) { |
| for (c = 0; c < children; c++) |
| if ((ret = max_width(zhp, child[c], depth + 2, |
| max, name_flags)) > max) |
| max = ret; |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) == 0) { |
| for (c = 0; c < children; c++) |
| if ((ret = max_width(zhp, child[c], depth + 2, |
| max, name_flags)) > max) |
| max = ret; |
| } |
| |
| return (max); |
| } |
| |
| typedef struct spare_cbdata { |
| uint64_t cb_guid; |
| zpool_handle_t *cb_zhp; |
| } spare_cbdata_t; |
| |
| static boolean_t |
| find_vdev(nvlist_t *nv, uint64_t search) |
| { |
| uint64_t guid; |
| nvlist_t **child; |
| uint_t c, children; |
| |
| if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) == 0 && |
| search == guid) |
| return (B_TRUE); |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) == 0) { |
| for (c = 0; c < children; c++) |
| if (find_vdev(child[c], search)) |
| return (B_TRUE); |
| } |
| |
| return (B_FALSE); |
| } |
| |
| static int |
| find_spare(zpool_handle_t *zhp, void *data) |
| { |
| spare_cbdata_t *cbp = data; |
| nvlist_t *config, *nvroot; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &nvroot) == 0); |
| |
| if (find_vdev(nvroot, cbp->cb_guid)) { |
| cbp->cb_zhp = zhp; |
| return (1); |
| } |
| |
| zpool_close(zhp); |
| return (0); |
| } |
| |
| typedef struct status_cbdata { |
| int cb_count; |
| int cb_name_flags; |
| int cb_namewidth; |
| boolean_t cb_allpools; |
| boolean_t cb_verbose; |
| boolean_t cb_literal; |
| boolean_t cb_explain; |
| boolean_t cb_first; |
| boolean_t cb_dedup_stats; |
| boolean_t cb_print_status; |
| boolean_t cb_print_slow_ios; |
| boolean_t cb_print_vdev_init; |
| boolean_t cb_print_vdev_trim; |
| vdev_cmd_data_list_t *vcdl; |
| } status_cbdata_t; |
| |
| /* Return 1 if string is NULL, empty, or whitespace; return 0 otherwise. */ |
| static int |
| is_blank_str(char *str) |
| { |
| while (str != NULL && *str != '\0') { |
| if (!isblank(*str)) |
| return (0); |
| str++; |
| } |
| return (1); |
| } |
| |
| /* Print command output lines for specific vdev in a specific pool */ |
| static void |
| zpool_print_cmd(vdev_cmd_data_list_t *vcdl, const char *pool, char *path) |
| { |
| vdev_cmd_data_t *data; |
| int i, j; |
| char *val; |
| |
| for (i = 0; i < vcdl->count; i++) { |
| if ((strcmp(vcdl->data[i].path, path) != 0) || |
| (strcmp(vcdl->data[i].pool, pool) != 0)) { |
| /* Not the vdev we're looking for */ |
| continue; |
| } |
| |
| data = &vcdl->data[i]; |
| /* Print out all the output values for this vdev */ |
| for (j = 0; j < vcdl->uniq_cols_cnt; j++) { |
| val = NULL; |
| /* Does this vdev have values for this column? */ |
| for (int k = 0; k < data->cols_cnt; k++) { |
| if (strcmp(data->cols[k], |
| vcdl->uniq_cols[j]) == 0) { |
| /* yes it does, record the value */ |
| val = data->lines[k]; |
| break; |
| } |
| } |
| /* |
| * Mark empty values with dashes to make output |
| * awk-able. |
| */ |
| if (is_blank_str(val)) |
| val = "-"; |
| |
| printf("%*s", vcdl->uniq_cols_width[j], val); |
| if (j < vcdl->uniq_cols_cnt - 1) |
| printf(" "); |
| } |
| |
| /* Print out any values that aren't in a column at the end */ |
| for (j = data->cols_cnt; j < data->lines_cnt; j++) { |
| /* Did we have any columns? If so print a spacer. */ |
| if (vcdl->uniq_cols_cnt > 0) |
| printf(" "); |
| |
| val = data->lines[j]; |
| printf("%s", val ? val : ""); |
| } |
| break; |
| } |
| } |
| |
| /* |
| * Print vdev initialization status for leaves |
| */ |
| static void |
| print_status_initialize(vdev_stat_t *vs, boolean_t verbose) |
| { |
| if (verbose) { |
| if ((vs->vs_initialize_state == VDEV_INITIALIZE_ACTIVE || |
| vs->vs_initialize_state == VDEV_INITIALIZE_SUSPENDED || |
| vs->vs_initialize_state == VDEV_INITIALIZE_COMPLETE) && |
| !vs->vs_scan_removing) { |
| char zbuf[1024]; |
| char tbuf[256]; |
| struct tm zaction_ts; |
| |
| time_t t = vs->vs_initialize_action_time; |
| int initialize_pct = 100; |
| if (vs->vs_initialize_state != |
| VDEV_INITIALIZE_COMPLETE) { |
| initialize_pct = (vs->vs_initialize_bytes_done * |
| 100 / (vs->vs_initialize_bytes_est + 1)); |
| } |
| |
| (void) localtime_r(&t, &zaction_ts); |
| (void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts); |
| |
| switch (vs->vs_initialize_state) { |
| case VDEV_INITIALIZE_SUSPENDED: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("suspended, started at"), tbuf); |
| break; |
| case VDEV_INITIALIZE_ACTIVE: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("started at"), tbuf); |
| break; |
| case VDEV_INITIALIZE_COMPLETE: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("completed at"), tbuf); |
| break; |
| } |
| |
| (void) printf(gettext(" (%d%% initialized%s)"), |
| initialize_pct, zbuf); |
| } else { |
| (void) printf(gettext(" (uninitialized)")); |
| } |
| } else if (vs->vs_initialize_state == VDEV_INITIALIZE_ACTIVE) { |
| (void) printf(gettext(" (initializing)")); |
| } |
| } |
| |
| /* |
| * Print vdev TRIM status for leaves |
| */ |
| static void |
| print_status_trim(vdev_stat_t *vs, boolean_t verbose) |
| { |
| if (verbose) { |
| if ((vs->vs_trim_state == VDEV_TRIM_ACTIVE || |
| vs->vs_trim_state == VDEV_TRIM_SUSPENDED || |
| vs->vs_trim_state == VDEV_TRIM_COMPLETE) && |
| !vs->vs_scan_removing) { |
| char zbuf[1024]; |
| char tbuf[256]; |
| struct tm zaction_ts; |
| |
| time_t t = vs->vs_trim_action_time; |
| int trim_pct = 100; |
| if (vs->vs_trim_state != VDEV_TRIM_COMPLETE) { |
| trim_pct = (vs->vs_trim_bytes_done * |
| 100 / (vs->vs_trim_bytes_est + 1)); |
| } |
| |
| (void) localtime_r(&t, &zaction_ts); |
| (void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts); |
| |
| switch (vs->vs_trim_state) { |
| case VDEV_TRIM_SUSPENDED: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("suspended, started at"), tbuf); |
| break; |
| case VDEV_TRIM_ACTIVE: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("started at"), tbuf); |
| break; |
| case VDEV_TRIM_COMPLETE: |
| (void) snprintf(zbuf, sizeof (zbuf), ", %s %s", |
| gettext("completed at"), tbuf); |
| break; |
| } |
| |
| (void) printf(gettext(" (%d%% trimmed%s)"), |
| trim_pct, zbuf); |
| } else if (vs->vs_trim_notsup) { |
| (void) printf(gettext(" (trim unsupported)")); |
| } else { |
| (void) printf(gettext(" (untrimmed)")); |
| } |
| } else if (vs->vs_trim_state == VDEV_TRIM_ACTIVE) { |
| (void) printf(gettext(" (trimming)")); |
| } |
| } |
| |
| /* |
| * Print out configuration state as requested by status_callback. |
| */ |
| static void |
| print_status_config(zpool_handle_t *zhp, status_cbdata_t *cb, const char *name, |
| nvlist_t *nv, int depth, boolean_t isspare) |
| { |
| nvlist_t **child, *root; |
| uint_t c, children; |
| pool_scan_stat_t *ps = NULL; |
| vdev_stat_t *vs; |
| char rbuf[6], wbuf[6], cbuf[6]; |
| char *vname; |
| uint64_t notpresent; |
| spare_cbdata_t spare_cb; |
| const char *state; |
| char *type; |
| char *path = NULL; |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) != 0) |
| children = 0; |
| |
| verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&vs, &c) == 0); |
| |
| verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0); |
| |
| if (strcmp(type, VDEV_TYPE_INDIRECT) == 0) |
| return; |
| |
| state = zpool_state_to_name(vs->vs_state, vs->vs_aux); |
| if (isspare) { |
| /* |
| * For hot spares, we use the terms 'INUSE' and 'AVAILABLE' for |
| * online drives. |
| */ |
| if (vs->vs_aux == VDEV_AUX_SPARED) |
| state = "INUSE"; |
| else if (vs->vs_state == VDEV_STATE_HEALTHY) |
| state = "AVAIL"; |
| } |
| |
| (void) printf("\t%*s%-*s %-8s", depth, "", cb->cb_namewidth - depth, |
| name, state); |
| |
| if (!isspare) { |
| if (cb->cb_literal) { |
| printf(" %5llu %5llu %5llu", |
| (u_longlong_t)vs->vs_read_errors, |
| (u_longlong_t)vs->vs_write_errors, |
| (u_longlong_t)vs->vs_checksum_errors); |
| } else { |
| zfs_nicenum(vs->vs_read_errors, rbuf, sizeof (rbuf)); |
| zfs_nicenum(vs->vs_write_errors, wbuf, sizeof (wbuf)); |
| zfs_nicenum(vs->vs_checksum_errors, cbuf, |
| sizeof (cbuf)); |
| printf(" %5s %5s %5s", rbuf, wbuf, cbuf); |
| } |
| |
| if (cb->cb_print_slow_ios) { |
| if (children == 0) { |
| /* Only leafs vdevs have slow IOs */ |
| zfs_nicenum(vs->vs_slow_ios, rbuf, |
| sizeof (rbuf)); |
| } else { |
| snprintf(rbuf, sizeof (rbuf), "-"); |
| } |
| |
| if (cb->cb_literal) |
| printf(" %5llu", (u_longlong_t)vs->vs_slow_ios); |
| else |
| printf(" %5s", rbuf); |
| } |
| |
| } |
| |
| if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT, |
| ¬present) == 0) { |
| verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0); |
| (void) printf(" was %s", path); |
| } else if (vs->vs_aux != 0) { |
| (void) printf(" "); |
| |
| switch (vs->vs_aux) { |
| case VDEV_AUX_OPEN_FAILED: |
| (void) printf(gettext("cannot open")); |
| break; |
| |
| case VDEV_AUX_BAD_GUID_SUM: |
| (void) printf(gettext("missing device")); |
| break; |
| |
| case VDEV_AUX_NO_REPLICAS: |
| (void) printf(gettext("insufficient replicas")); |
| break; |
| |
| case VDEV_AUX_VERSION_NEWER: |
| (void) printf(gettext("newer version")); |
| break; |
| |
| case VDEV_AUX_UNSUP_FEAT: |
| (void) printf(gettext("unsupported feature(s)")); |
| break; |
| |
| case VDEV_AUX_SPARED: |
| verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, |
| &spare_cb.cb_guid) == 0); |
| if (zpool_iter(g_zfs, find_spare, &spare_cb) == 1) { |
| if (strcmp(zpool_get_name(spare_cb.cb_zhp), |
| zpool_get_name(zhp)) == 0) |
| (void) printf(gettext("currently in " |
| "use")); |
| else |
| (void) printf(gettext("in use by " |
| "pool '%s'"), |
| zpool_get_name(spare_cb.cb_zhp)); |
| zpool_close(spare_cb.cb_zhp); |
| } else { |
| (void) printf(gettext("currently in use")); |
| } |
| break; |
| |
| case VDEV_AUX_ERR_EXCEEDED: |
| (void) printf(gettext("too many errors")); |
| break; |
| |
| case VDEV_AUX_IO_FAILURE: |
| (void) printf(gettext("experienced I/O failures")); |
| break; |
| |
| case VDEV_AUX_BAD_LOG: |
| (void) printf(gettext("bad intent log")); |
| break; |
| |
| case VDEV_AUX_EXTERNAL: |
| (void) printf(gettext("external device fault")); |
| break; |
| |
| case VDEV_AUX_SPLIT_POOL: |
| (void) printf(gettext("split into new pool")); |
| break; |
| |
| case VDEV_AUX_ACTIVE: |
| (void) printf(gettext("currently in use")); |
| break; |
| |
| case VDEV_AUX_CHILDREN_OFFLINE: |
| (void) printf(gettext("all children offline")); |
| break; |
| |
| default: |
| (void) printf(gettext("corrupted data")); |
| break; |
| } |
| } |
| |
| /* The root vdev has the scrub/resilver stats */ |
| root = fnvlist_lookup_nvlist(zpool_get_config(zhp, NULL), |
| ZPOOL_CONFIG_VDEV_TREE); |
| (void) nvlist_lookup_uint64_array(root, ZPOOL_CONFIG_SCAN_STATS, |
| (uint64_t **)&ps, &c); |
| |
| if (ps != NULL && ps->pss_state == DSS_SCANNING && children == 0) { |
| if (vs->vs_scan_processed != 0) { |
| (void) printf(gettext(" (%s)"), |
| (ps->pss_func == POOL_SCAN_RESILVER) ? |
| "resilvering" : "repairing"); |
| } else if (vs->vs_resilver_deferred) { |
| (void) printf(gettext(" (awaiting resilver)")); |
| } |
| } |
| |
| if (cb->vcdl != NULL) { |
| if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0) { |
| printf(" "); |
| zpool_print_cmd(cb->vcdl, zpool_get_name(zhp), path); |
| } |
| } |
| |
| /* Display vdev initialization and trim status for leaves */ |
| if (children == 0) { |
| print_status_initialize(vs, cb->cb_print_vdev_init); |
| print_status_trim(vs, cb->cb_print_vdev_trim); |
| } |
| |
| (void) printf("\n"); |
| |
| for (c = 0; c < children; c++) { |
| uint64_t islog = B_FALSE, ishole = B_FALSE; |
| |
| /* Don't print logs or holes here */ |
| (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
| &islog); |
| (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_HOLE, |
| &ishole); |
| if (islog || ishole) |
| continue; |
| /* Only print normal classes here */ |
| if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS)) |
| continue; |
| |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags | VDEV_NAME_TYPE_ID); |
| |
| print_status_config(zhp, cb, vname, child[c], depth + 2, |
| isspare); |
| free(vname); |
| } |
| } |
| |
| /* |
| * Print the configuration of an exported pool. Iterate over all vdevs in the |
| * pool, printing out the name and status for each one. |
| */ |
| static void |
| print_import_config(status_cbdata_t *cb, const char *name, nvlist_t *nv, |
| int depth) |
| { |
| nvlist_t **child; |
| uint_t c, children; |
| vdev_stat_t *vs; |
| char *type, *vname; |
| |
| verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0); |
| if (strcmp(type, VDEV_TYPE_MISSING) == 0 || |
| strcmp(type, VDEV_TYPE_HOLE) == 0) |
| return; |
| |
| verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&vs, &c) == 0); |
| |
| (void) printf("\t%*s%-*s", depth, "", cb->cb_namewidth - depth, name); |
| (void) printf(" %s", zpool_state_to_name(vs->vs_state, vs->vs_aux)); |
| |
| if (vs->vs_aux != 0) { |
| (void) printf(" "); |
| |
| switch (vs->vs_aux) { |
| case VDEV_AUX_OPEN_FAILED: |
| (void) printf(gettext("cannot open")); |
| break; |
| |
| case VDEV_AUX_BAD_GUID_SUM: |
| (void) printf(gettext("missing device")); |
| break; |
| |
| case VDEV_AUX_NO_REPLICAS: |
| (void) printf(gettext("insufficient replicas")); |
| break; |
| |
| case VDEV_AUX_VERSION_NEWER: |
| (void) printf(gettext("newer version")); |
| break; |
| |
| case VDEV_AUX_UNSUP_FEAT: |
| (void) printf(gettext("unsupported feature(s)")); |
| break; |
| |
| case VDEV_AUX_ERR_EXCEEDED: |
| (void) printf(gettext("too many errors")); |
| break; |
| |
| case VDEV_AUX_ACTIVE: |
| (void) printf(gettext("currently in use")); |
| break; |
| |
| case VDEV_AUX_CHILDREN_OFFLINE: |
| (void) printf(gettext("all children offline")); |
| break; |
| |
| default: |
| (void) printf(gettext("corrupted data")); |
| break; |
| } |
| } |
| (void) printf("\n"); |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) != 0) |
| return; |
| |
| for (c = 0; c < children; c++) { |
| uint64_t is_log = B_FALSE; |
| |
| (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
| &is_log); |
| if (is_log) |
| continue; |
| if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS)) |
| continue; |
| |
| vname = zpool_vdev_name(g_zfs, NULL, child[c], |
| cb->cb_name_flags | VDEV_NAME_TYPE_ID); |
| print_import_config(cb, vname, child[c], depth + 2); |
| free(vname); |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE, |
| &child, &children) == 0) { |
| (void) printf(gettext("\tcache\n")); |
| for (c = 0; c < children; c++) { |
| vname = zpool_vdev_name(g_zfs, NULL, child[c], |
| cb->cb_name_flags); |
| (void) printf("\t %s\n", vname); |
| free(vname); |
| } |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, |
| &child, &children) == 0) { |
| (void) printf(gettext("\tspares\n")); |
| for (c = 0; c < children; c++) { |
| vname = zpool_vdev_name(g_zfs, NULL, child[c], |
| cb->cb_name_flags); |
| (void) printf("\t %s\n", vname); |
| free(vname); |
| } |
| } |
| } |
| |
| /* |
| * Print specialized class vdevs. |
| * |
| * These are recorded as top level vdevs in the main pool child array |
| * but with "is_log" set to 1 or an "alloc_bias" string. We use either |
| * print_status_config() or print_import_config() to print the top level |
| * class vdevs then any of their children (eg mirrored slogs) are printed |
| * recursively - which works because only the top level vdev is marked. |
| */ |
| static void |
| print_class_vdevs(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t *nv, |
| const char *class) |
| { |
| uint_t c, children; |
| nvlist_t **child; |
| boolean_t printed = B_FALSE; |
| |
| assert(zhp != NULL || !cb->cb_verbose); |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, &child, |
| &children) != 0) |
| return; |
| |
| for (c = 0; c < children; c++) { |
| uint64_t is_log = B_FALSE; |
| char *bias = NULL; |
| char *type = NULL; |
| |
| (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
| &is_log); |
| |
| if (is_log) { |
| bias = VDEV_ALLOC_CLASS_LOGS; |
| } else { |
| (void) nvlist_lookup_string(child[c], |
| ZPOOL_CONFIG_ALLOCATION_BIAS, &bias); |
| (void) nvlist_lookup_string(child[c], |
| ZPOOL_CONFIG_TYPE, &type); |
| } |
| |
| if (bias == NULL || strcmp(bias, class) != 0) |
| continue; |
| if (!is_log && strcmp(type, VDEV_TYPE_INDIRECT) == 0) |
| continue; |
| |
| if (!printed) { |
| (void) printf("\t%s\t\n", gettext(class)); |
| printed = B_TRUE; |
| } |
| |
| char *name = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags | VDEV_NAME_TYPE_ID); |
| if (cb->cb_print_status) |
| print_status_config(zhp, cb, name, child[c], 2, |
| B_FALSE); |
| else |
| print_import_config(cb, name, child[c], 2); |
| free(name); |
| } |
| } |
| |
| /* |
| * Display the status for the given pool. |
| */ |
| static void |
| show_import(nvlist_t *config) |
| { |
| uint64_t pool_state; |
| vdev_stat_t *vs; |
| char *name; |
| uint64_t guid; |
| uint64_t hostid = 0; |
| char *msgid; |
| char *hostname = "unknown"; |
| nvlist_t *nvroot, *nvinfo; |
| zpool_status_t reason; |
| zpool_errata_t errata; |
| const char *health; |
| uint_t vsc; |
| char *comment; |
| status_cbdata_t cb = { 0 }; |
| |
| verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME, |
| &name) == 0); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, |
| &guid) == 0); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE, |
| &pool_state) == 0); |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &nvroot) == 0); |
| |
| verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&vs, &vsc) == 0); |
| health = zpool_state_to_name(vs->vs_state, vs->vs_aux); |
| |
| reason = zpool_import_status(config, &msgid, &errata); |
| |
| (void) printf(gettext(" pool: %s\n"), name); |
| (void) printf(gettext(" id: %llu\n"), (u_longlong_t)guid); |
| (void) printf(gettext(" state: %s"), health); |
| if (pool_state == POOL_STATE_DESTROYED) |
| (void) printf(gettext(" (DESTROYED)")); |
| (void) printf("\n"); |
| |
| switch (reason) { |
| case ZPOOL_STATUS_MISSING_DEV_R: |
| case ZPOOL_STATUS_MISSING_DEV_NR: |
| case ZPOOL_STATUS_BAD_GUID_SUM: |
| (void) printf(gettext(" status: One or more devices are " |
| "missing from the system.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_LABEL_R: |
| case ZPOOL_STATUS_CORRUPT_LABEL_NR: |
| (void) printf(gettext(" status: One or more devices contains " |
| "corrupted data.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_DATA: |
| (void) printf( |
| gettext(" status: The pool data is corrupted.\n")); |
| break; |
| |
| case ZPOOL_STATUS_OFFLINE_DEV: |
| (void) printf(gettext(" status: One or more devices " |
| "are offlined.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_POOL: |
| (void) printf(gettext(" status: The pool metadata is " |
| "corrupted.\n")); |
| break; |
| |
| case ZPOOL_STATUS_VERSION_OLDER: |
| (void) printf(gettext(" status: The pool is formatted using a " |
| "legacy on-disk version.\n")); |
| break; |
| |
| case ZPOOL_STATUS_VERSION_NEWER: |
| (void) printf(gettext(" status: The pool is formatted using an " |
| "incompatible version.\n")); |
| break; |
| |
| case ZPOOL_STATUS_FEAT_DISABLED: |
| (void) printf(gettext(" status: Some supported features are " |
| "not enabled on the pool.\n")); |
| break; |
| |
| case ZPOOL_STATUS_UNSUP_FEAT_READ: |
| (void) printf(gettext("status: The pool uses the following " |
| "feature(s) not supported on this system:\n")); |
| zpool_print_unsup_feat(config); |
| break; |
| |
| case ZPOOL_STATUS_UNSUP_FEAT_WRITE: |
| (void) printf(gettext("status: The pool can only be accessed " |
| "in read-only mode on this system. It\n\tcannot be " |
| "accessed in read-write mode because it uses the " |
| "following\n\tfeature(s) not supported on this system:\n")); |
| zpool_print_unsup_feat(config); |
| break; |
| |
| case ZPOOL_STATUS_HOSTID_ACTIVE: |
| (void) printf(gettext(" status: The pool is currently " |
| "imported by another system.\n")); |
| break; |
| |
| case ZPOOL_STATUS_HOSTID_REQUIRED: |
| (void) printf(gettext(" status: The pool has the " |
| "multihost property on. It cannot\n\tbe safely imported " |
| "when the system hostid is not set.\n")); |
| break; |
| |
| case ZPOOL_STATUS_HOSTID_MISMATCH: |
| (void) printf(gettext(" status: The pool was last accessed by " |
| "another system.\n")); |
| break; |
| |
| case ZPOOL_STATUS_FAULTED_DEV_R: |
| case ZPOOL_STATUS_FAULTED_DEV_NR: |
| (void) printf(gettext(" status: One or more devices are " |
| "faulted.\n")); |
| break; |
| |
| case ZPOOL_STATUS_BAD_LOG: |
| (void) printf(gettext(" status: An intent log record cannot be " |
| "read.\n")); |
| break; |
| |
| case ZPOOL_STATUS_RESILVERING: |
| (void) printf(gettext(" status: One or more devices were being " |
| "resilvered.\n")); |
| break; |
| |
| case ZPOOL_STATUS_ERRATA: |
| (void) printf(gettext(" status: Errata #%d detected.\n"), |
| errata); |
| break; |
| |
| default: |
| /* |
| * No other status can be seen when importing pools. |
| */ |
| assert(reason == ZPOOL_STATUS_OK); |
| } |
| |
| /* |
| * Print out an action according to the overall state of the pool. |
| */ |
| if (vs->vs_state == VDEV_STATE_HEALTHY) { |
| if (reason == ZPOOL_STATUS_VERSION_OLDER || |
| reason == ZPOOL_STATUS_FEAT_DISABLED) { |
| (void) printf(gettext(" action: The pool can be " |
| "imported using its name or numeric identifier, " |
| "though\n\tsome features will not be available " |
| "without an explicit 'zpool upgrade'.\n")); |
| } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) { |
| (void) printf(gettext(" action: The pool can be " |
| "imported using its name or numeric " |
| "identifier and\n\tthe '-f' flag.\n")); |
| } else if (reason == ZPOOL_STATUS_ERRATA) { |
| switch (errata) { |
| case ZPOOL_ERRATA_NONE: |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_2094_SCRUB: |
| (void) printf(gettext(" action: The pool can " |
| "be imported using its name or numeric " |
| "identifier,\n\thowever there is a compat" |
| "ibility issue which should be corrected" |
| "\n\tby running 'zpool scrub'\n")); |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_2094_ASYNC_DESTROY: |
| (void) printf(gettext(" action: The pool can" |
| "not be imported with this version of ZFS " |
| "due to\n\tan active asynchronous destroy. " |
| "Revert to an earlier version\n\tand " |
| "allow the destroy to complete before " |
| "updating.\n")); |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_6845_ENCRYPTION: |
| (void) printf(gettext(" action: Existing " |
| "encrypted datasets contain an on-disk " |
| "incompatibility, which\n\tneeds to be " |
| "corrected. Backup these datasets to new " |
| "encrypted datasets\n\tand destroy the " |
| "old ones.\n")); |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_8308_ENCRYPTION: |
| (void) printf(gettext(" action: Existing " |
| "encrypted snapshots and bookmarks contain " |
| "an on-disk\n\tincompatibility. This may " |
| "cause on-disk corruption if they are used" |
| "\n\twith 'zfs recv'. To correct the " |
| "issue, enable the bookmark_v2 feature.\n\t" |
| "No additional action is needed if there " |
| "are no encrypted snapshots or\n\t" |
| "bookmarks. If preserving the encrypted " |
| "snapshots and bookmarks is\n\trequired, " |
| "use a non-raw send to backup and restore " |
| "them. Alternately,\n\tthey may be removed" |
| " to resolve the incompatibility.\n")); |
| break; |
| default: |
| /* |
| * All errata must contain an action message. |
| */ |
| assert(0); |
| } |
| } else { |
| (void) printf(gettext(" action: The pool can be " |
| "imported using its name or numeric " |
| "identifier.\n")); |
| } |
| } else if (vs->vs_state == VDEV_STATE_DEGRADED) { |
| (void) printf(gettext(" action: The pool can be imported " |
| "despite missing or damaged devices. The\n\tfault " |
| "tolerance of the pool may be compromised if imported.\n")); |
| } else { |
| switch (reason) { |
| case ZPOOL_STATUS_VERSION_NEWER: |
| (void) printf(gettext(" action: The pool cannot be " |
| "imported. Access the pool on a system running " |
| "newer\n\tsoftware, or recreate the pool from " |
| "backup.\n")); |
| break; |
| case ZPOOL_STATUS_UNSUP_FEAT_READ: |
| (void) printf(gettext("action: The pool cannot be " |
| "imported. Access the pool on a system that " |
| "supports\n\tthe required feature(s), or recreate " |
| "the pool from backup.\n")); |
| break; |
| case ZPOOL_STATUS_UNSUP_FEAT_WRITE: |
| (void) printf(gettext("action: The pool cannot be " |
| "imported in read-write mode. Import the pool " |
| "with\n" |
| "\t\"-o readonly=on\", access the pool on a system " |
| "that supports the\n\trequired feature(s), or " |
| "recreate the pool from backup.\n")); |
| break; |
| case ZPOOL_STATUS_MISSING_DEV_R: |
| case ZPOOL_STATUS_MISSING_DEV_NR: |
| case ZPOOL_STATUS_BAD_GUID_SUM: |
| (void) printf(gettext(" action: The pool cannot be " |
| "imported. Attach the missing\n\tdevices and try " |
| "again.\n")); |
| break; |
| case ZPOOL_STATUS_HOSTID_ACTIVE: |
| VERIFY0(nvlist_lookup_nvlist(config, |
| ZPOOL_CONFIG_LOAD_INFO, &nvinfo)); |
| |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME)) |
| hostname = fnvlist_lookup_string(nvinfo, |
| ZPOOL_CONFIG_MMP_HOSTNAME); |
| |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID)) |
| hostid = fnvlist_lookup_uint64(nvinfo, |
| ZPOOL_CONFIG_MMP_HOSTID); |
| |
| (void) printf(gettext(" action: The pool must be " |
| "exported from %s (hostid=%lx)\n\tbefore it " |
| "can be safely imported.\n"), hostname, |
| (unsigned long) hostid); |
| break; |
| case ZPOOL_STATUS_HOSTID_REQUIRED: |
| (void) printf(gettext(" action: Set a unique system " |
| "hostid with the zgenhostid(8) command.\n")); |
| break; |
| default: |
| (void) printf(gettext(" action: The pool cannot be " |
| "imported due to damaged devices or data.\n")); |
| } |
| } |
| |
| /* Print the comment attached to the pool. */ |
| if (nvlist_lookup_string(config, ZPOOL_CONFIG_COMMENT, &comment) == 0) |
| (void) printf(gettext("comment: %s\n"), comment); |
| |
| /* |
| * If the state is "closed" or "can't open", and the aux state |
| * is "corrupt data": |
| */ |
| if (((vs->vs_state == VDEV_STATE_CLOSED) || |
| (vs->vs_state == VDEV_STATE_CANT_OPEN)) && |
| (vs->vs_aux == VDEV_AUX_CORRUPT_DATA)) { |
| if (pool_state == POOL_STATE_DESTROYED) |
| (void) printf(gettext("\tThe pool was destroyed, " |
| "but can be imported using the '-Df' flags.\n")); |
| else if (pool_state != POOL_STATE_EXPORTED) |
| (void) printf(gettext("\tThe pool may be active on " |
| "another system, but can be imported using\n\t" |
| "the '-f' flag.\n")); |
| } |
| |
| if (msgid != NULL) |
| (void) printf(gettext(" see: http://zfsonlinux.org/msg/%s\n"), |
| msgid); |
| |
| (void) printf(gettext(" config:\n\n")); |
| |
| cb.cb_namewidth = max_width(NULL, nvroot, 0, strlen(name), |
| VDEV_NAME_TYPE_ID); |
| if (cb.cb_namewidth < 10) |
| cb.cb_namewidth = 10; |
| |
| print_import_config(&cb, name, nvroot, 0); |
| |
| print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_BIAS_DEDUP); |
| print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_BIAS_SPECIAL); |
| print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_CLASS_LOGS); |
| |
| if (reason == ZPOOL_STATUS_BAD_GUID_SUM) { |
| (void) printf(gettext("\n\tAdditional devices are known to " |
| "be part of this pool, though their\n\texact " |
| "configuration cannot be determined.\n")); |
| } |
| } |
| |
| static boolean_t |
| zfs_force_import_required(nvlist_t *config) |
| { |
| uint64_t state; |
| uint64_t hostid = 0; |
| nvlist_t *nvinfo; |
| |
| state = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE); |
| (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_HOSTID, &hostid); |
| |
| if (state != POOL_STATE_EXPORTED && hostid != get_system_hostid()) |
| return (B_TRUE); |
| |
| nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO); |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE)) { |
| mmp_state_t mmp_state = fnvlist_lookup_uint64(nvinfo, |
| ZPOOL_CONFIG_MMP_STATE); |
| |
| if (mmp_state != MMP_STATE_INACTIVE) |
| return (B_TRUE); |
| } |
| |
| return (B_FALSE); |
| } |
| |
| /* |
| * Perform the import for the given configuration. This passes the heavy |
| * lifting off to zpool_import_props(), and then mounts the datasets contained |
| * within the pool. |
| */ |
| static int |
| do_import(nvlist_t *config, const char *newname, const char *mntopts, |
| nvlist_t *props, int flags) |
| { |
| int ret = 0; |
| zpool_handle_t *zhp; |
| char *name; |
| uint64_t version; |
| |
| name = fnvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME); |
| version = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION); |
| |
| if (!SPA_VERSION_IS_SUPPORTED(version)) { |
| (void) fprintf(stderr, gettext("cannot import '%s': pool " |
| "is formatted using an unsupported ZFS version\n"), name); |
| return (1); |
| } else if (zfs_force_import_required(config) && |
| !(flags & ZFS_IMPORT_ANY_HOST)) { |
| mmp_state_t mmp_state = MMP_STATE_INACTIVE; |
| nvlist_t *nvinfo; |
| |
| nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO); |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE)) |
| mmp_state = fnvlist_lookup_uint64(nvinfo, |
| ZPOOL_CONFIG_MMP_STATE); |
| |
| if (mmp_state == MMP_STATE_ACTIVE) { |
| char *hostname = "<unknown>"; |
| uint64_t hostid = 0; |
| |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME)) |
| hostname = fnvlist_lookup_string(nvinfo, |
| ZPOOL_CONFIG_MMP_HOSTNAME); |
| |
| if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID)) |
| hostid = fnvlist_lookup_uint64(nvinfo, |
| ZPOOL_CONFIG_MMP_HOSTID); |
| |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "pool is imported on %s (hostid: " |
| "0x%lx)\nExport the pool on the other system, " |
| "then run 'zpool import'.\n"), |
| name, hostname, (unsigned long) hostid); |
| } else if (mmp_state == MMP_STATE_NO_HOSTID) { |
| (void) fprintf(stderr, gettext("Cannot import '%s': " |
| "pool has the multihost property on and the\n" |
| "system's hostid is not set. Set a unique hostid " |
| "with the zgenhostid(8) command.\n"), name); |
| } else { |
| char *hostname = "<unknown>"; |
| uint64_t timestamp = 0; |
| uint64_t hostid = 0; |
| |
| if (nvlist_exists(config, ZPOOL_CONFIG_HOSTNAME)) |
| hostname = fnvlist_lookup_string(config, |
| ZPOOL_CONFIG_HOSTNAME); |
| |
| if (nvlist_exists(config, ZPOOL_CONFIG_TIMESTAMP)) |
| timestamp = fnvlist_lookup_uint64(config, |
| ZPOOL_CONFIG_TIMESTAMP); |
| |
| if (nvlist_exists(config, ZPOOL_CONFIG_HOSTID)) |
| hostid = fnvlist_lookup_uint64(config, |
| ZPOOL_CONFIG_HOSTID); |
| |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "pool was previously in use from another system.\n" |
| "Last accessed by %s (hostid=%lx) at %s" |
| "The pool can be imported, use 'zpool import -f' " |
| "to import the pool.\n"), name, hostname, |
| (unsigned long)hostid, ctime((time_t *)×tamp)); |
| } |
| |
| return (1); |
| } |
| |
| if (zpool_import_props(g_zfs, config, newname, props, flags) != 0) |
| return (1); |
| |
| if (newname != NULL) |
| name = (char *)newname; |
| |
| if ((zhp = zpool_open_canfail(g_zfs, name)) == NULL) |
| return (1); |
| |
| /* |
| * Loading keys is best effort. We don't want to return immediately |
| * if it fails but we do want to give the error to the caller. |
| */ |
| if (flags & ZFS_IMPORT_LOAD_KEYS) { |
| ret = zfs_crypto_attempt_load_keys(g_zfs, name); |
| if (ret != 0) |
| ret = 1; |
| } |
| |
| if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL && |
| !(flags & ZFS_IMPORT_ONLY) && |
| zpool_enable_datasets(zhp, mntopts, 0) != 0) { |
| zpool_close(zhp); |
| return (1); |
| } |
| |
| zpool_close(zhp); |
| return (ret); |
| } |
| |
| typedef struct target_exists_args { |
| const char *poolname; |
| uint64_t poolguid; |
| } target_exists_args_t; |
| |
| static int |
| name_or_guid_exists(zpool_handle_t *zhp, void *data) |
| { |
| target_exists_args_t *args = data; |
| nvlist_t *config = zpool_get_config(zhp, NULL); |
| int found = 0; |
| |
| if (config == NULL) |
| return (0); |
| |
| if (args->poolname != NULL) { |
| char *pool_name; |
| |
| verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME, |
| &pool_name) == 0); |
| if (strcmp(pool_name, args->poolname) == 0) |
| found = 1; |
| } else { |
| uint64_t pool_guid; |
| |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, |
| &pool_guid) == 0); |
| if (pool_guid == args->poolguid) |
| found = 1; |
| } |
| zpool_close(zhp); |
| |
| return (found); |
| } |
| /* |
| * zpool checkpoint <pool> |
| * checkpoint --discard <pool> |
| * |
| * -d Discard the checkpoint from a checkpointed |
| * --discard pool. |
| * |
| * Checkpoints the specified pool, by taking a "snapshot" of its |
| * current state. A pool can only have one checkpoint at a time. |
| */ |
| int |
| zpool_do_checkpoint(int argc, char **argv) |
| { |
| boolean_t discard; |
| char *pool; |
| zpool_handle_t *zhp; |
| int c, err; |
| |
| struct option long_options[] = { |
| {"discard", no_argument, NULL, 'd'}, |
| {0, 0, 0, 0} |
| }; |
| |
| discard = B_FALSE; |
| while ((c = getopt_long(argc, argv, ":d", long_options, NULL)) != -1) { |
| switch (c) { |
| case 'd': |
| discard = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool argument\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| pool = argv[0]; |
| |
| if ((zhp = zpool_open(g_zfs, pool)) == NULL) { |
| /* As a special case, check for use of '/' in the name */ |
| if (strchr(pool, '/') != NULL) |
| (void) fprintf(stderr, gettext("'zpool checkpoint' " |
| "doesn't work on datasets. To save the state " |
| "of a dataset from a specific point in time " |
| "please use 'zfs snapshot'\n")); |
| return (1); |
| } |
| |
| if (discard) |
| err = (zpool_discard_checkpoint(zhp) != 0); |
| else |
| err = (zpool_checkpoint(zhp) != 0); |
| |
| zpool_close(zhp); |
| |
| return (err); |
| } |
| |
| #define CHECKPOINT_OPT 1024 |
| |
| /* |
| * zpool import [-d dir] [-D] |
| * import [-o mntopts] [-o prop=value] ... [-R root] [-D] [-l] |
| * [-d dir | -c cachefile] [-f] -a |
| * import [-o mntopts] [-o prop=value] ... [-R root] [-D] [-l] |
| * [-d dir | -c cachefile] [-f] [-n] [-F] <pool | id> [newpool] |
| * |
| * -c Read pool information from a cachefile instead of searching |
| * devices. |
| * |
| * -d Scan in a specific directory, other than /dev/. More than |
| * one directory can be specified using multiple '-d' options. |
| * |
| * -D Scan for previously destroyed pools or import all or only |
| * specified destroyed pools. |
| * |
| * -R Temporarily import the pool, with all mountpoints relative to |
| * the given root. The pool will remain exported when the machine |
| * is rebooted. |
| * |
| * -V Import even in the presence of faulted vdevs. This is an |
| * intentionally undocumented option for testing purposes, and |
| * treats the pool configuration as complete, leaving any bad |
| * vdevs in the FAULTED state. In other words, it does verbatim |
| * import. |
| * |
| * -f Force import, even if it appears that the pool is active. |
| * |
| * -F Attempt rewind if necessary. |
| * |
| * -n See if rewind would work, but don't actually rewind. |
| * |
| * -N Import the pool but don't mount datasets. |
| * |
| * -T Specify a starting txg to use for import. This option is |
| * intentionally undocumented option for testing purposes. |
| * |
| * -a Import all pools found. |
| * |
| * -l Load encryption keys while importing. |
| * |
| * -o Set property=value and/or temporary mount options (without '='). |
| * |
| * -s Scan using the default search path, the libblkid cache will |
| * not be consulted. |
| * |
| * --rewind-to-checkpoint |
| * Import the pool and revert back to the checkpoint. |
| * |
| * The import command scans for pools to import, and import pools based on pool |
| * name and GUID. The pool can also be renamed as part of the import process. |
| */ |
| int |
| zpool_do_import(int argc, char **argv) |
| { |
| char **searchdirs = NULL; |
| char *env, *envdup = NULL; |
| int nsearch = 0; |
| int c; |
| int err = 0; |
| nvlist_t *pools = NULL; |
| boolean_t do_all = B_FALSE; |
| boolean_t do_destroyed = B_FALSE; |
| char *mntopts = NULL; |
| nvpair_t *elem; |
| nvlist_t *config; |
| uint64_t searchguid = 0; |
| char *searchname = NULL; |
| char *propval; |
| nvlist_t *found_config; |
| nvlist_t *policy = NULL; |
| nvlist_t *props = NULL; |
| boolean_t first; |
| int flags = ZFS_IMPORT_NORMAL; |
| uint32_t rewind_policy = ZPOOL_NO_REWIND; |
| boolean_t dryrun = B_FALSE; |
| boolean_t do_rewind = B_FALSE; |
| boolean_t xtreme_rewind = B_FALSE; |
| boolean_t do_scan = B_FALSE; |
| boolean_t pool_exists = B_FALSE; |
| uint64_t pool_state, txg = -1ULL; |
| char *cachefile = NULL; |
| importargs_t idata = { 0 }; |
| char *endptr; |
| |
| struct option long_options[] = { |
| {"rewind-to-checkpoint", no_argument, NULL, CHECKPOINT_OPT}, |
| {0, 0, 0, 0} |
| }; |
| |
| /* check options */ |
| while ((c = getopt_long(argc, argv, ":aCc:d:DEfFlmnNo:R:stT:VX", |
| long_options, NULL)) != -1) { |
| switch (c) { |
| case 'a': |
| do_all = B_TRUE; |
| break; |
| case 'c': |
| cachefile = optarg; |
| break; |
| case 'd': |
| if (searchdirs == NULL) { |
| searchdirs = safe_malloc(sizeof (char *)); |
| } else { |
| char **tmp = safe_malloc((nsearch + 1) * |
| sizeof (char *)); |
| bcopy(searchdirs, tmp, nsearch * |
| sizeof (char *)); |
| free(searchdirs); |
| searchdirs = tmp; |
| } |
| searchdirs[nsearch++] = optarg; |
| break; |
| case 'D': |
| do_destroyed = B_TRUE; |
| break; |
| case 'f': |
| flags |= ZFS_IMPORT_ANY_HOST; |
| break; |
| case 'F': |
| do_rewind = B_TRUE; |
| break; |
| case 'l': |
| flags |= ZFS_IMPORT_LOAD_KEYS; |
| break; |
| case 'm': |
| flags |= ZFS_IMPORT_MISSING_LOG; |
| break; |
| case 'n': |
| dryrun = B_TRUE; |
| break; |
| case 'N': |
| flags |= ZFS_IMPORT_ONLY; |
| break; |
| case 'o': |
| if ((propval = strchr(optarg, '=')) != NULL) { |
| *propval = '\0'; |
| propval++; |
| if (add_prop_list(optarg, propval, |
| &props, B_TRUE)) |
| goto error; |
| } else { |
| mntopts = optarg; |
| } |
| break; |
| case 'R': |
| if (add_prop_list(zpool_prop_to_name( |
| ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE)) |
| goto error; |
| if (add_prop_list_default(zpool_prop_to_name( |
| ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE)) |
| goto error; |
| break; |
| case 's': |
| do_scan = B_TRUE; |
| break; |
| case 't': |
| flags |= ZFS_IMPORT_TEMP_NAME; |
| if (add_prop_list_default(zpool_prop_to_name( |
| ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE)) |
| goto error; |
| break; |
| |
| case 'T': |
| errno = 0; |
| txg = strtoull(optarg, &endptr, 0); |
| if (errno != 0 || *endptr != '\0') { |
| (void) fprintf(stderr, |
| gettext("invalid txg value\n")); |
| usage(B_FALSE); |
| } |
| rewind_policy = ZPOOL_DO_REWIND | ZPOOL_EXTREME_REWIND; |
| break; |
| case 'V': |
| flags |= ZFS_IMPORT_VERBATIM; |
| break; |
| case 'X': |
| xtreme_rewind = B_TRUE; |
| break; |
| case CHECKPOINT_OPT: |
| flags |= ZFS_IMPORT_CHECKPOINT; |
| break; |
| case ':': |
| (void) fprintf(stderr, gettext("missing argument for " |
| "'%c' option\n"), optopt); |
| usage(B_FALSE); |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (cachefile && nsearch != 0) { |
| (void) fprintf(stderr, gettext("-c is incompatible with -d\n")); |
| usage(B_FALSE); |
| } |
| |
| if ((flags & ZFS_IMPORT_LOAD_KEYS) && (flags & ZFS_IMPORT_ONLY)) { |
| (void) fprintf(stderr, gettext("-l is incompatible with -N\n")); |
| usage(B_FALSE); |
| } |
| |
| if ((flags & ZFS_IMPORT_LOAD_KEYS) && !do_all && argc == 0) { |
| (void) fprintf(stderr, gettext("-l is only meaningful during " |
| "an import\n")); |
| usage(B_FALSE); |
| } |
| |
| if ((dryrun || xtreme_rewind) && !do_rewind) { |
| (void) fprintf(stderr, |
| gettext("-n or -X only meaningful with -F\n")); |
| usage(B_FALSE); |
| } |
| if (dryrun) |
| rewind_policy = ZPOOL_TRY_REWIND; |
| else if (do_rewind) |
| rewind_policy = ZPOOL_DO_REWIND; |
| if (xtreme_rewind) |
| rewind_policy |= ZPOOL_EXTREME_REWIND; |
| |
| /* In the future, we can capture further policy and include it here */ |
| if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 || |
| nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, txg) != 0 || |
| nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, |
| rewind_policy) != 0) |
| goto error; |
| |
| /* check argument count */ |
| if (do_all) { |
| if (argc != 0) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| } else { |
| if (argc > 2) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| } |
| |
| /* |
| * Check for the effective uid. We do this explicitly here because |
| * otherwise any attempt to discover pools will silently fail. |
| */ |
| if (argc == 0 && geteuid() != 0) { |
| (void) fprintf(stderr, gettext("cannot " |
| "discover pools: permission denied\n")); |
| if (searchdirs != NULL) |
| free(searchdirs); |
| |
| nvlist_free(props); |
| nvlist_free(policy); |
| return (1); |
| } |
| |
| /* |
| * Depending on the arguments given, we do one of the following: |
| * |
| * <none> Iterate through all pools and display information about |
| * each one. |
| * |
| * -a Iterate through all pools and try to import each one. |
| * |
| * <id> Find the pool that corresponds to the given GUID/pool |
| * name and import that one. |
| * |
| * -D Above options applies only to destroyed pools. |
| */ |
| if (argc != 0) { |
| char *endptr; |
| |
| errno = 0; |
| searchguid = strtoull(argv[0], &endptr, 10); |
| if (errno != 0 || *endptr != '\0') { |
| searchname = argv[0]; |
| searchguid = 0; |
| } |
| found_config = NULL; |
| |
| /* |
| * User specified a name or guid. Ensure it's unique. |
| */ |
| target_exists_args_t search = {searchname, searchguid}; |
| pool_exists = zpool_iter(g_zfs, name_or_guid_exists, &search); |
| } |
| |
| /* |
| * Check the environment for the preferred search path. |
| */ |
| if ((searchdirs == NULL) && (env = getenv("ZPOOL_IMPORT_PATH"))) { |
| char *dir; |
| |
| envdup = strdup(env); |
| |
| dir = strtok(envdup, ":"); |
| while (dir != NULL) { |
| if (searchdirs == NULL) { |
| searchdirs = safe_malloc(sizeof (char *)); |
| } else { |
| char **tmp = safe_malloc((nsearch + 1) * |
| sizeof (char *)); |
| bcopy(searchdirs, tmp, nsearch * |
| sizeof (char *)); |
| free(searchdirs); |
| searchdirs = tmp; |
| } |
| searchdirs[nsearch++] = dir; |
| dir = strtok(NULL, ":"); |
| } |
| } |
| |
| idata.path = searchdirs; |
| idata.paths = nsearch; |
| idata.poolname = searchname; |
| idata.guid = searchguid; |
| idata.cachefile = cachefile; |
| idata.scan = do_scan; |
| idata.policy = policy; |
| |
| pools = zpool_search_import(g_zfs, &idata, &libzfs_config_ops); |
| |
| if (pools != NULL && pool_exists && |
| (argc == 1 || strcmp(argv[0], argv[1]) == 0)) { |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "a pool with that name already exists\n"), |
| argv[0]); |
| (void) fprintf(stderr, gettext("use the form '%s " |
| "<pool | id> <newpool>' to give it a new name\n"), |
| "zpool import"); |
| err = 1; |
| } else if (pools == NULL && pool_exists) { |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "a pool with that name is already created/imported,\n"), |
| argv[0]); |
| (void) fprintf(stderr, gettext("and no additional pools " |
| "with that name were found\n")); |
| err = 1; |
| } else if (pools == NULL) { |
| if (argc != 0) { |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "no such pool available\n"), argv[0]); |
| } |
| err = 1; |
| } |
| |
| if (err == 1) { |
| if (searchdirs != NULL) |
| free(searchdirs); |
| if (envdup != NULL) |
| free(envdup); |
| nvlist_free(policy); |
| nvlist_free(pools); |
| nvlist_free(props); |
| return (1); |
| } |
| |
| /* |
| * At this point we have a list of import candidate configs. Even if |
| * we were searching by pool name or guid, we still need to |
| * post-process the list to deal with pool state and possible |
| * duplicate names. |
| */ |
| err = 0; |
| elem = NULL; |
| first = B_TRUE; |
| while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { |
| |
| verify(nvpair_value_nvlist(elem, &config) == 0); |
| |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE, |
| &pool_state) == 0); |
| if (!do_destroyed && pool_state == POOL_STATE_DESTROYED) |
| continue; |
| if (do_destroyed && pool_state != POOL_STATE_DESTROYED) |
| continue; |
| |
| verify(nvlist_add_nvlist(config, ZPOOL_LOAD_POLICY, |
| policy) == 0); |
| |
| if (argc == 0) { |
| if (first) |
| first = B_FALSE; |
| else if (!do_all) |
| (void) printf("\n"); |
| |
| if (do_all) { |
| err |= do_import(config, NULL, mntopts, |
| props, flags); |
| } else { |
| show_import(config); |
| } |
| } else if (searchname != NULL) { |
| char *name; |
| |
| /* |
| * We are searching for a pool based on name. |
| */ |
| verify(nvlist_lookup_string(config, |
| ZPOOL_CONFIG_POOL_NAME, &name) == 0); |
| |
| if (strcmp(name, searchname) == 0) { |
| if (found_config != NULL) { |
| (void) fprintf(stderr, gettext( |
| "cannot import '%s': more than " |
| "one matching pool\n"), searchname); |
| (void) fprintf(stderr, gettext( |
| "import by numeric ID instead\n")); |
| err = B_TRUE; |
| } |
| found_config = config; |
| } |
| } else { |
| uint64_t guid; |
| |
| /* |
| * Search for a pool by guid. |
| */ |
| verify(nvlist_lookup_uint64(config, |
| ZPOOL_CONFIG_POOL_GUID, &guid) == 0); |
| |
| if (guid == searchguid) |
| found_config = config; |
| } |
| } |
| |
| /* |
| * If we were searching for a specific pool, verify that we found a |
| * pool, and then do the import. |
| */ |
| if (argc != 0 && err == 0) { |
| if (found_config == NULL) { |
| (void) fprintf(stderr, gettext("cannot import '%s': " |
| "no such pool available\n"), argv[0]); |
| err = B_TRUE; |
| } else { |
| err |= do_import(found_config, argc == 1 ? NULL : |
| argv[1], mntopts, props, flags); |
| } |
| } |
| |
| /* |
| * If we were just looking for pools, report an error if none were |
| * found. |
| */ |
| if (argc == 0 && first) |
| (void) fprintf(stderr, |
| gettext("no pools available to import\n")); |
| |
| error: |
| nvlist_free(props); |
| nvlist_free(pools); |
| nvlist_free(policy); |
| if (searchdirs != NULL) |
| free(searchdirs); |
| if (envdup != NULL) |
| free(envdup); |
| |
| return (err ? 1 : 0); |
| } |
| |
| /* |
| * zpool sync [-f] [pool] ... |
| * |
| * -f (undocumented) force uberblock (and config including zpool cache file) |
| * update. |
| * |
| * Sync the specified pool(s). |
| * Without arguments "zpool sync" will sync all pools. |
| * This command initiates TXG sync(s) and will return after the TXG(s) commit. |
| * |
| */ |
| static int |
| zpool_do_sync(int argc, char **argv) |
| { |
| int ret; |
| boolean_t force = B_FALSE; |
| |
| /* check options */ |
| while ((ret = getopt(argc, argv, "f")) != -1) { |
| switch (ret) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* if argc == 0 we will execute zpool_sync_one on all pools */ |
| ret = for_each_pool(argc, argv, B_FALSE, NULL, zpool_sync_one, &force); |
| |
| return (ret); |
| } |
| |
| typedef struct iostat_cbdata { |
| uint64_t cb_flags; |
| int cb_name_flags; |
| int cb_namewidth; |
| int cb_iteration; |
| char **cb_vdev_names; /* Only show these vdevs */ |
| unsigned int cb_vdev_names_count; |
| boolean_t cb_verbose; |
| boolean_t cb_literal; |
| boolean_t cb_scripted; |
| zpool_list_t *cb_list; |
| vdev_cmd_data_list_t *vcdl; |
| } iostat_cbdata_t; |
| |
| /* iostat labels */ |
| typedef struct name_and_columns { |
| const char *name; /* Column name */ |
| unsigned int columns; /* Center name to this number of columns */ |
| } name_and_columns_t; |
| |
| #define IOSTAT_MAX_LABELS 13 /* Max number of labels on one line */ |
| |
| static const name_and_columns_t iostat_top_labels[][IOSTAT_MAX_LABELS] = |
| { |
| [IOS_DEFAULT] = {{"capacity", 2}, {"operations", 2}, {"bandwidth", 2}, |
| {NULL}}, |
| [IOS_LATENCY] = {{"total_wait", 2}, {"disk_wait", 2}, {"syncq_wait", 2}, |
| {"asyncq_wait", 2}, {"scrub", 1}, {"trim", 1}, {NULL}}, |
| [IOS_QUEUES] = {{"syncq_read", 2}, {"syncq_write", 2}, |
| {"asyncq_read", 2}, {"asyncq_write", 2}, {"scrubq_read", 2}, |
| {"trimq_write", 2}, {NULL}}, |
| [IOS_L_HISTO] = {{"total_wait", 2}, {"disk_wait", 2}, {"syncq_wait", 2}, |
| {"asyncq_wait", 2}, {NULL}}, |
| [IOS_RQ_HISTO] = {{"sync_read", 2}, {"sync_write", 2}, |
| {"async_read", 2}, {"async_write", 2}, {"scrub", 2}, |
| {"trim", 2}, {NULL}}, |
| }; |
| |
| /* Shorthand - if "columns" field not set, default to 1 column */ |
| static const name_and_columns_t iostat_bottom_labels[][IOSTAT_MAX_LABELS] = |
| { |
| [IOS_DEFAULT] = {{"alloc"}, {"free"}, {"read"}, {"write"}, {"read"}, |
| {"write"}, {NULL}}, |
| [IOS_LATENCY] = {{"read"}, {"write"}, {"read"}, {"write"}, {"read"}, |
| {"write"}, {"read"}, {"write"}, {"wait"}, {"wait"}, {NULL}}, |
| [IOS_QUEUES] = {{"pend"}, {"activ"}, {"pend"}, {"activ"}, {"pend"}, |
| {"activ"}, {"pend"}, {"activ"}, {"pend"}, {"activ"}, |
| {"pend"}, {"activ"}, {NULL}}, |
| [IOS_L_HISTO] = {{"read"}, {"write"}, {"read"}, {"write"}, {"read"}, |
| {"write"}, {"read"}, {"write"}, {"scrub"}, {"trim"}, {NULL}}, |
| [IOS_RQ_HISTO] = {{"ind"}, {"agg"}, {"ind"}, {"agg"}, {"ind"}, {"agg"}, |
| {"ind"}, {"agg"}, {"ind"}, {"agg"}, {"ind"}, {"agg"}, {NULL}}, |
| }; |
| |
| static const char *histo_to_title[] = { |
| [IOS_L_HISTO] = "latency", |
| [IOS_RQ_HISTO] = "req_size", |
| }; |
| |
| /* |
| * Return the number of labels in a null-terminated name_and_columns_t |
| * array. |
| * |
| */ |
| static unsigned int |
| label_array_len(const name_and_columns_t *labels) |
| { |
| int i = 0; |
| |
| while (labels[i].name) |
| i++; |
| |
| return (i); |
| } |
| |
| /* |
| * Return the number of strings in a null-terminated string array. |
| * For example: |
| * |
| * const char foo[] = {"bar", "baz", NULL} |
| * |
| * returns 2 |
| */ |
| static uint64_t |
| str_array_len(const char *array[]) |
| { |
| uint64_t i = 0; |
| while (array[i]) |
| i++; |
| |
| return (i); |
| } |
| |
| |
| /* |
| * Return a default column width for default/latency/queue columns. This does |
| * not include histograms, which have their columns autosized. |
| */ |
| static unsigned int |
| default_column_width(iostat_cbdata_t *cb, enum iostat_type type) |
| { |
| unsigned long column_width = 5; /* Normal niceprint */ |
| static unsigned long widths[] = { |
| /* |
| * Choose some sane default column sizes for printing the |
| * raw numbers. |
| */ |
| [IOS_DEFAULT] = 15, /* 1PB capacity */ |
| [IOS_LATENCY] = 10, /* 1B ns = 10sec */ |
| [IOS_QUEUES] = 6, /* 1M queue entries */ |
| [IOS_L_HISTO] = 10, /* 1B ns = 10sec */ |
| [IOS_RQ_HISTO] = 6, /* 1M queue entries */ |
| }; |
| |
| if (cb->cb_literal) |
| column_width = widths[type]; |
| |
| return (column_width); |
| } |
| |
| /* |
| * Print the column labels, i.e: |
| * |
| * capacity operations bandwidth |
| * alloc free read write read write ... |
| * |
| * If force_column_width is set, use it for the column width. If not set, use |
| * the default column width. |
| */ |
| void |
| print_iostat_labels(iostat_cbdata_t *cb, unsigned int force_column_width, |
| const name_and_columns_t labels[][IOSTAT_MAX_LABELS]) |
| { |
| int i, idx, s; |
| int text_start, rw_column_width, spaces_to_end; |
| uint64_t flags = cb->cb_flags; |
| uint64_t f; |
| unsigned int column_width = force_column_width; |
| |
| /* For each bit set in flags */ |
| for (f = flags; f; f &= ~(1ULL << idx)) { |
| idx = lowbit64(f) - 1; |
| if (!force_column_width) |
| column_width = default_column_width(cb, idx); |
| /* Print our top labels centered over "read write" label. */ |
| for (i = 0; i < label_array_len(labels[idx]); i++) { |
| const char *name = labels[idx][i].name; |
| /* |
| * We treat labels[][].columns == 0 as shorthand |
| * for one column. It makes writing out the label |
| * tables more concise. |
| */ |
| unsigned int columns = MAX(1, labels[idx][i].columns); |
| unsigned int slen = strlen(name); |
| |
| rw_column_width = (column_width * columns) + |
| (2 * (columns - 1)); |
| |
| text_start = (int)((rw_column_width) / columns - |
| slen / columns); |
| if (text_start < 0) |
| text_start = 0; |
| |
| printf(" "); /* Two spaces between columns */ |
| |
| /* Space from beginning of column to label */ |
| for (s = 0; s < text_start; s++) |
| printf(" "); |
| |
| printf("%s", name); |
| |
| /* Print space after label to end of column */ |
| spaces_to_end = rw_column_width - text_start - slen; |
| if (spaces_to_end < 0) |
| spaces_to_end = 0; |
| |
| for (s = 0; s < spaces_to_end; s++) |
| printf(" "); |
| } |
| } |
| } |
| |
| |
| /* |
| * print_cmd_columns - Print custom column titles from -c |
| * |
| * If the user specified the "zpool status|iostat -c" then print their custom |
| * column titles in the header. For example, print_cmd_columns() would print |
| * the " col1 col2" part of this: |
| * |
| * $ zpool iostat -vc 'echo col1=val1; echo col2=val2' |
| * ... |
| * capacity operations bandwidth |
| * pool alloc free read write read write col1 col2 |
| * ---------- ----- ----- ----- ----- ----- ----- ---- ---- |
| * mypool 269K 1008M 0 0 107 946 |
| * mirror 269K 1008M 0 0 107 946 |
| * sdb - - 0 0 102 473 val1 val2 |
| * sdc - - 0 0 5 473 val1 val2 |
| * ---------- ----- ----- ----- ----- ----- ----- ---- ---- |
| */ |
| void |
| print_cmd_columns(vdev_cmd_data_list_t *vcdl, int use_dashes) |
| { |
| int i, j; |
| vdev_cmd_data_t *data = &vcdl->data[0]; |
| |
| if (vcdl->count == 0 || data == NULL) |
| return; |
| |
| /* |
| * Each vdev cmd should have the same column names unless the user did |
| * something weird with their cmd. Just take the column names from the |
| * first vdev and assume it works for all of them. |
| */ |
| for (i = 0; i < vcdl->uniq_cols_cnt; i++) { |
| printf(" "); |
| if (use_dashes) { |
| for (j = 0; j < vcdl->uniq_cols_width[i]; j++) |
| printf("-"); |
| } else { |
| printf("%*s", vcdl->uniq_cols_width[i], |
| vcdl->uniq_cols[i]); |
| } |
| } |
| } |
| |
| |
| /* |
| * Utility function to print out a line of dashes like: |
| * |
| * -------------------------------- ----- ----- ----- ----- ----- |
| * |
| * ...or a dashed named-row line like: |
| * |
| * logs - - - - - |
| * |
| * @cb: iostat data |
| * |
| * @force_column_width If non-zero, use the value as the column width. |
| * Otherwise use the default column widths. |
| * |
| * @name: Print a dashed named-row line starting |
| * with @name. Otherwise, print a regular |
| * dashed line. |
| */ |
| static void |
| print_iostat_dashes(iostat_cbdata_t *cb, unsigned int force_column_width, |
| const char *name) |
| { |
| int i; |
| unsigned int namewidth; |
| uint64_t flags = cb->cb_flags; |
| uint64_t f; |
| int idx; |
| const name_and_columns_t *labels; |
| const char *title; |
| |
| |
| if (cb->cb_flags & IOS_ANYHISTO_M) { |
| title = histo_to_title[IOS_HISTO_IDX(cb->cb_flags)]; |
| } else if (cb->cb_vdev_names_count) { |
| title = "vdev"; |
| } else { |
| title = "pool"; |
| } |
| |
| namewidth = MAX(MAX(strlen(title), cb->cb_namewidth), |
| name ? strlen(name) : 0); |
| |
| |
| if (name) { |
| printf("%-*s", namewidth, name); |
| } else { |
| for (i = 0; i < namewidth; i++) |
| (void) printf("-"); |
| } |
| |
| /* For each bit in flags */ |
| for (f = flags; f; f &= ~(1ULL << idx)) { |
| unsigned int column_width; |
| idx = lowbit64(f) - 1; |
| if (force_column_width) |
| column_width = force_column_width; |
| else |
| column_width = default_column_width(cb, idx); |
| |
| labels = iostat_bottom_labels[idx]; |
| for (i = 0; i < label_array_len(labels); i++) { |
| if (name) |
| printf(" %*s-", column_width - 1, " "); |
| else |
| printf(" %.*s", column_width, |
| "--------------------"); |
| } |
| } |
| } |
| |
| |
| static void |
| print_iostat_separator_impl(iostat_cbdata_t *cb, |
| unsigned int force_column_width) |
| { |
| print_iostat_dashes(cb, force_column_width, NULL); |
| } |
| |
| static void |
| print_iostat_separator(iostat_cbdata_t *cb) |
| { |
| print_iostat_separator_impl(cb, 0); |
| } |
| |
| static void |
| print_iostat_header_impl(iostat_cbdata_t *cb, unsigned int force_column_width, |
| const char *histo_vdev_name) |
| { |
| unsigned int namewidth; |
| const char *title; |
| |
| if (cb->cb_flags & IOS_ANYHISTO_M) { |
| title = histo_to_title[IOS_HISTO_IDX(cb->cb_flags)]; |
| } else if (cb->cb_vdev_names_count) { |
| title = "vdev"; |
| } else { |
| title = "pool"; |
| } |
| |
| namewidth = MAX(MAX(strlen(title), cb->cb_namewidth), |
| histo_vdev_name ? strlen(histo_vdev_name) : 0); |
| |
| if (histo_vdev_name) |
| printf("%-*s", namewidth, histo_vdev_name); |
| else |
| printf("%*s", namewidth, ""); |
| |
| |
| print_iostat_labels(cb, force_column_width, iostat_top_labels); |
| printf("\n"); |
| |
| printf("%-*s", namewidth, title); |
| |
| print_iostat_labels(cb, force_column_width, iostat_bottom_labels); |
| if (cb->vcdl != NULL) |
| print_cmd_columns(cb->vcdl, 0); |
| |
| printf("\n"); |
| |
| print_iostat_separator_impl(cb, force_column_width); |
| |
| if (cb->vcdl != NULL) |
| print_cmd_columns(cb->vcdl, 1); |
| |
| printf("\n"); |
| } |
| |
| static void |
| print_iostat_header(iostat_cbdata_t *cb) |
| { |
| print_iostat_header_impl(cb, 0, NULL); |
| } |
| |
| |
| /* |
| * Display a single statistic. |
| */ |
| static void |
| print_one_stat(uint64_t value, enum zfs_nicenum_format format, |
| unsigned int column_size, boolean_t scripted) |
| { |
| char buf[64]; |
| |
| zfs_nicenum_format(value, buf, sizeof (buf), format); |
| |
| if (scripted) |
| printf("\t%s", buf); |
| else |
| printf(" %*s", column_size, buf); |
| } |
| |
| /* |
| * Calculate the default vdev stats |
| * |
| * Subtract oldvs from newvs, apply a scaling factor, and save the resulting |
| * stats into calcvs. |
| */ |
| static void |
| calc_default_iostats(vdev_stat_t *oldvs, vdev_stat_t *newvs, |
| vdev_stat_t *calcvs) |
| { |
| int i; |
| |
| memcpy(calcvs, newvs, sizeof (*calcvs)); |
| for (i = 0; i < ARRAY_SIZE(calcvs->vs_ops); i++) |
| calcvs->vs_ops[i] = (newvs->vs_ops[i] - oldvs->vs_ops[i]); |
| |
| for (i = 0; i < ARRAY_SIZE(calcvs->vs_bytes); i++) |
| calcvs->vs_bytes[i] = (newvs->vs_bytes[i] - oldvs->vs_bytes[i]); |
| } |
| |
| /* |
| * Internal representation of the extended iostats data. |
| * |
| * The extended iostat stats are exported in nvlists as either uint64_t arrays |
| * or single uint64_t's. We make both look like arrays to make them easier |
| * to process. In order to make single uint64_t's look like arrays, we set |
| * __data to the stat data, and then set *data = &__data with count = 1. Then, |
| * we can just use *data and count. |
| */ |
| struct stat_array { |
| uint64_t *data; |
| uint_t count; /* Number of entries in data[] */ |
| uint64_t __data; /* Only used when data is a single uint64_t */ |
| }; |
| |
| static uint64_t |
| stat_histo_max(struct stat_array *nva, unsigned int len) |
| { |
| uint64_t max = 0; |
| int i; |
| for (i = 0; i < len; i++) |
| max = MAX(max, array64_max(nva[i].data, nva[i].count)); |
| |
| return (max); |
| } |
| |
| /* |
| * Helper function to lookup a uint64_t array or uint64_t value and store its |
| * data as a stat_array. If the nvpair is a single uint64_t value, then we make |
| * it look like a one element array to make it easier to process. |
| */ |
| static int |
| nvpair64_to_stat_array(nvlist_t *nvl, const char *name, |
| struct stat_array *nva) |
| { |
| nvpair_t *tmp; |
| int ret; |
| |
| verify(nvlist_lookup_nvpair(nvl, name, &tmp) == 0); |
| switch (nvpair_type(tmp)) { |
| case DATA_TYPE_UINT64_ARRAY: |
| ret = nvpair_value_uint64_array(tmp, &nva->data, &nva->count); |
| break; |
| case DATA_TYPE_UINT64: |
| ret = nvpair_value_uint64(tmp, &nva->__data); |
| nva->data = &nva->__data; |
| nva->count = 1; |
| break; |
| default: |
| /* Not a uint64_t */ |
| ret = EINVAL; |
| break; |
| } |
| |
| return (ret); |
| } |
| |
| /* |
| * Given a list of nvlist names, look up the extended stats in newnv and oldnv, |
| * subtract them, and return the results in a newly allocated stat_array. |
| * You must free the returned array after you are done with it with |
| * free_calc_stats(). |
| * |
| * Additionally, you can set "oldnv" to NULL if you simply want the newnv |
| * values. |
| */ |
| static struct stat_array * |
| calc_and_alloc_stats_ex(const char **names, unsigned int len, nvlist_t *oldnv, |
| nvlist_t *newnv) |
| { |
| nvlist_t *oldnvx = NULL, *newnvx; |
| struct stat_array *oldnva, *newnva, *calcnva; |
| int i, j; |
| unsigned int alloc_size = (sizeof (struct stat_array)) * len; |
| |
| /* Extract our extended stats nvlist from the main list */ |
| verify(nvlist_lookup_nvlist(newnv, ZPOOL_CONFIG_VDEV_STATS_EX, |
| &newnvx) == 0); |
| if (oldnv) { |
| verify(nvlist_lookup_nvlist(oldnv, ZPOOL_CONFIG_VDEV_STATS_EX, |
| &oldnvx) == 0); |
| } |
| |
| newnva = safe_malloc(alloc_size); |
| oldnva = safe_malloc(alloc_size); |
| calcnva = safe_malloc(alloc_size); |
| |
| for (j = 0; j < len; j++) { |
| verify(nvpair64_to_stat_array(newnvx, names[j], |
| &newnva[j]) == 0); |
| calcnva[j].count = newnva[j].count; |
| alloc_size = calcnva[j].count * sizeof (calcnva[j].data[0]); |
| calcnva[j].data = safe_malloc(alloc_size); |
| memcpy(calcnva[j].data, newnva[j].data, alloc_size); |
| |
| if (oldnvx) { |
| verify(nvpair64_to_stat_array(oldnvx, names[j], |
| &oldnva[j]) == 0); |
| for (i = 0; i < oldnva[j].count; i++) |
| calcnva[j].data[i] -= oldnva[j].data[i]; |
| } |
| } |
| free(newnva); |
| free(oldnva); |
| return (calcnva); |
| } |
| |
| static void |
| free_calc_stats(struct stat_array *nva, unsigned int len) |
| { |
| int i; |
| for (i = 0; i < len; i++) |
| free(nva[i].data); |
| |
| free(nva); |
| } |
| |
| static void |
| print_iostat_histo(struct stat_array *nva, unsigned int len, |
| iostat_cbdata_t *cb, unsigned int column_width, unsigned int namewidth, |
| double scale) |
| { |
| int i, j; |
| char buf[6]; |
| uint64_t val; |
| enum zfs_nicenum_format format; |
| unsigned int buckets; |
| unsigned int start_bucket; |
| |
| if (cb->cb_literal) |
| format = ZFS_NICENUM_RAW; |
| else |
| format = ZFS_NICENUM_1024; |
| |
| /* All these histos are the same size, so just use nva[0].count */ |
| buckets = nva[0].count; |
| |
| if (cb->cb_flags & IOS_RQ_HISTO_M) { |
| /* Start at 512 - req size should never be lower than this */ |
| start_bucket = 9; |
| } else { |
| start_bucket = 0; |
| } |
| |
| for (j = start_bucket; j < buckets; j++) { |
| /* Print histogram bucket label */ |
| if (cb->cb_flags & IOS_L_HISTO_M) { |
| /* Ending range of this bucket */ |
| val = (1UL << (j + 1)) - 1; |
| zfs_nicetime(val, buf, sizeof (buf)); |
| } else { |
| /* Request size (starting range of bucket) */ |
| val = (1UL << j); |
| zfs_nicenum(val, buf, sizeof (buf)); |
| } |
| |
| if (cb->cb_scripted) |
| printf("%llu", (u_longlong_t)val); |
| else |
| printf("%-*s", namewidth, buf); |
| |
| /* Print the values on the line */ |
| for (i = 0; i < len; i++) { |
| print_one_stat(nva[i].data[j] * scale, format, |
| column_width, cb->cb_scripted); |
| } |
| printf("\n"); |
| } |
| } |
| |
| static void |
| print_solid_separator(unsigned int length) |
| { |
| while (length--) |
| printf("-"); |
| printf("\n"); |
| } |
| |
| static void |
| print_iostat_histos(iostat_cbdata_t *cb, nvlist_t *oldnv, |
| nvlist_t *newnv, double scale, const char *name) |
| { |
| unsigned int column_width; |
| unsigned int namewidth; |
| unsigned int entire_width; |
| enum iostat_type type; |
| struct stat_array *nva; |
| const char **names; |
| unsigned int names_len; |
| |
| /* What type of histo are we? */ |
| type = IOS_HISTO_IDX(cb->cb_flags); |
| |
| /* Get NULL-terminated array of nvlist names for our histo */ |
| names = vsx_type_to_nvlist[type]; |
| names_len = str_array_len(names); /* num of names */ |
| |
| nva = calc_and_alloc_stats_ex(names, names_len, oldnv, newnv); |
| |
| if (cb->cb_literal) { |
| column_width = MAX(5, |
| (unsigned int) log10(stat_histo_max(nva, names_len)) + 1); |
| } else { |
| column_width = 5; |
| } |
| |
| namewidth = MAX(cb->cb_namewidth, |
| strlen(histo_to_title[IOS_HISTO_IDX(cb->cb_flags)])); |
| |
| /* |
| * Calculate the entire line width of what we're printing. The |
| * +2 is for the two spaces between columns: |
| */ |
| /* read write */ |
| /* ----- ----- */ |
| /* |___| <---------- column_width */ |
| /* */ |
| /* |__________| <--- entire_width */ |
| /* */ |
| entire_width = namewidth + (column_width + 2) * |
| label_array_len(iostat_bottom_labels[type]); |
| |
| if (cb->cb_scripted) |
| printf("%s\n", name); |
| else |
| print_iostat_header_impl(cb, column_width, name); |
| |
| print_iostat_histo(nva, names_len, cb, column_width, |
| namewidth, scale); |
| |
| free_calc_stats(nva, names_len); |
| if (!cb->cb_scripted) |
| print_solid_separator(entire_width); |
| } |
| |
| /* |
| * Calculate the average latency of a power-of-two latency histogram |
| */ |
| static uint64_t |
| single_histo_average(uint64_t *histo, unsigned int buckets) |
| { |
| int i; |
| uint64_t count = 0, total = 0; |
| |
| for (i = 0; i < buckets; i++) { |
| /* |
| * Our buckets are power-of-two latency ranges. Use the |
| * midpoint latency of each bucket to calculate the average. |
| * For example: |
| * |
| * Bucket Midpoint |
| * 8ns-15ns: 12ns |
| * 16ns-31ns: 24ns |
| * ... |
| */ |
| if (histo[i] != 0) { |
| total += histo[i] * (((1UL << i) + ((1UL << i)/2))); |
| count += histo[i]; |
| } |
| } |
| |
| /* Prevent divide by zero */ |
| return (count == 0 ? 0 : total / count); |
| } |
| |
| static void |
| print_iostat_queues(iostat_cbdata_t *cb, nvlist_t *oldnv, |
| nvlist_t *newnv) |
| { |
| int i; |
| uint64_t val; |
| const char *names[] = { |
| ZPOOL_CONFIG_VDEV_SYNC_R_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_SYNC_R_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_SYNC_W_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_SYNC_W_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_R_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_R_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_W_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_ASYNC_W_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_SCRUB_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_SCRUB_ACTIVE_QUEUE, |
| ZPOOL_CONFIG_VDEV_TRIM_PEND_QUEUE, |
| ZPOOL_CONFIG_VDEV_TRIM_ACTIVE_QUEUE, |
| }; |
| |
| struct stat_array *nva; |
| |
| unsigned int column_width = default_column_width(cb, IOS_QUEUES); |
| enum zfs_nicenum_format format; |
| |
| nva = calc_and_alloc_stats_ex(names, ARRAY_SIZE(names), NULL, newnv); |
| |
| if (cb->cb_literal) |
| format = ZFS_NICENUM_RAW; |
| else |
| format = ZFS_NICENUM_1024; |
| |
| for (i = 0; i < ARRAY_SIZE(names); i++) { |
| val = nva[i].data[0]; |
| print_one_stat(val, format, column_width, cb->cb_scripted); |
| } |
| |
| free_calc_stats(nva, ARRAY_SIZE(names)); |
| } |
| |
| static void |
| print_iostat_latency(iostat_cbdata_t *cb, nvlist_t *oldnv, |
| nvlist_t *newnv) |
| { |
| int i; |
| uint64_t val; |
| const char *names[] = { |
| ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SYNC_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_R_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_ASYNC_W_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_SCRUB_LAT_HISTO, |
| ZPOOL_CONFIG_VDEV_TRIM_LAT_HISTO, |
| }; |
| struct stat_array *nva; |
| |
| unsigned int column_width = default_column_width(cb, IOS_LATENCY); |
| enum zfs_nicenum_format format; |
| |
| nva = calc_and_alloc_stats_ex(names, ARRAY_SIZE(names), oldnv, newnv); |
| |
| if (cb->cb_literal) |
| format = ZFS_NICENUM_RAWTIME; |
| else |
| format = ZFS_NICENUM_TIME; |
| |
| /* Print our avg latencies on the line */ |
| for (i = 0; i < ARRAY_SIZE(names); i++) { |
| /* Compute average latency for a latency histo */ |
| val = single_histo_average(nva[i].data, nva[i].count); |
| print_one_stat(val, format, column_width, cb->cb_scripted); |
| } |
| free_calc_stats(nva, ARRAY_SIZE(names)); |
| } |
| |
| /* |
| * Print default statistics (capacity/operations/bandwidth) |
| */ |
| static void |
| print_iostat_default(vdev_stat_t *vs, iostat_cbdata_t *cb, double scale) |
| { |
| unsigned int column_width = default_column_width(cb, IOS_DEFAULT); |
| enum zfs_nicenum_format format; |
| char na; /* char to print for "not applicable" values */ |
| |
| if (cb->cb_literal) { |
| format = ZFS_NICENUM_RAW; |
| na = '0'; |
| } else { |
| format = ZFS_NICENUM_1024; |
| na = '-'; |
| } |
| |
| /* only toplevel vdevs have capacity stats */ |
| if (vs->vs_space == 0) { |
| if (cb->cb_scripted) |
| printf("\t%c\t%c", na, na); |
| else |
| printf(" %*c %*c", column_width, na, column_width, |
| na); |
| } else { |
| print_one_stat(vs->vs_alloc, format, column_width, |
| cb->cb_scripted); |
| print_one_stat(vs->vs_space - vs->vs_alloc, format, |
| column_width, cb->cb_scripted); |
| } |
| |
| print_one_stat((uint64_t)(vs->vs_ops[ZIO_TYPE_READ] * scale), |
| format, column_width, cb->cb_scripted); |
| print_one_stat((uint64_t)(vs->vs_ops[ZIO_TYPE_WRITE] * scale), |
| format, column_width, cb->cb_scripted); |
| print_one_stat((uint64_t)(vs->vs_bytes[ZIO_TYPE_READ] * scale), |
| format, column_width, cb->cb_scripted); |
| print_one_stat((uint64_t)(vs->vs_bytes[ZIO_TYPE_WRITE] * scale), |
| format, column_width, cb->cb_scripted); |
| } |
| |
| static const char *class_name[] = { |
| VDEV_ALLOC_BIAS_DEDUP, |
| VDEV_ALLOC_BIAS_SPECIAL, |
| VDEV_ALLOC_CLASS_LOGS |
| }; |
| |
| /* |
| * Print out all the statistics for the given vdev. This can either be the |
| * toplevel configuration, or called recursively. If 'name' is NULL, then this |
| * is a verbose output, and we don't want to display the toplevel pool stats. |
| * |
| * Returns the number of stat lines printed. |
| */ |
| static unsigned int |
| print_vdev_stats(zpool_handle_t *zhp, const char *name, nvlist_t *oldnv, |
| nvlist_t *newnv, iostat_cbdata_t *cb, int depth) |
| { |
| nvlist_t **oldchild, **newchild; |
| uint_t c, children, oldchildren; |
| vdev_stat_t *oldvs, *newvs, *calcvs; |
| vdev_stat_t zerovs = { 0 }; |
| char *vname; |
| int i; |
| int ret = 0; |
| uint64_t tdelta; |
| double scale; |
| |
| calcvs = safe_malloc(sizeof (*calcvs)); |
| |
| if (strcmp(name, VDEV_TYPE_INDIRECT) == 0) |
| return (ret); |
| |
| if (oldnv != NULL) { |
| verify(nvlist_lookup_uint64_array(oldnv, |
| ZPOOL_CONFIG_VDEV_STATS, (uint64_t **)&oldvs, &c) == 0); |
| } else { |
| oldvs = &zerovs; |
| } |
| |
| /* Do we only want to see a specific vdev? */ |
| for (i = 0; i < cb->cb_vdev_names_count; i++) { |
| /* Yes we do. Is this the vdev? */ |
| if (strcmp(name, cb->cb_vdev_names[i]) == 0) { |
| /* |
| * This is our vdev. Since it is the only vdev we |
| * will be displaying, make depth = 0 so that it |
| * doesn't get indented. |
| */ |
| depth = 0; |
| break; |
| } |
| } |
| |
| if (cb->cb_vdev_names_count && (i == cb->cb_vdev_names_count)) { |
| /* Couldn't match the name */ |
| goto children; |
| } |
| |
| |
| verify(nvlist_lookup_uint64_array(newnv, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&newvs, &c) == 0); |
| |
| /* |
| * Print the vdev name unless it's is a histogram. Histograms |
| * display the vdev name in the header itself. |
| */ |
| if (!(cb->cb_flags & IOS_ANYHISTO_M)) { |
| if (cb->cb_scripted) { |
| printf("%s", name); |
| } else { |
| if (strlen(name) + depth > cb->cb_namewidth) |
| (void) printf("%*s%s", depth, "", name); |
| else |
| (void) printf("%*s%s%*s", depth, "", name, |
| (int)(cb->cb_namewidth - strlen(name) - |
| depth), ""); |
| } |
| } |
| |
| /* Calculate our scaling factor */ |
| tdelta = newvs->vs_timestamp - oldvs->vs_timestamp; |
| if ((oldvs->vs_timestamp == 0) && (cb->cb_flags & IOS_ANYHISTO_M)) { |
| /* |
| * If we specify printing histograms with no time interval, then |
| * print the histogram numbers over the entire lifetime of the |
| * vdev. |
| */ |
| scale = 1; |
| } else { |
| if (tdelta == 0) |
| scale = 1.0; |
| else |
| scale = (double)NANOSEC / tdelta; |
| } |
| |
| if (cb->cb_flags & IOS_DEFAULT_M) { |
| calc_default_iostats(oldvs, newvs, calcvs); |
| print_iostat_default(calcvs, cb, scale); |
| } |
| if (cb->cb_flags & IOS_LATENCY_M) |
| print_iostat_latency(cb, oldnv, newnv); |
| if (cb->cb_flags & IOS_QUEUES_M) |
| print_iostat_queues(cb, oldnv, newnv); |
| if (cb->cb_flags & IOS_ANYHISTO_M) { |
| printf("\n"); |
| print_iostat_histos(cb, oldnv, newnv, scale, name); |
| } |
| |
| if (cb->vcdl != NULL) { |
| char *path; |
| if (nvlist_lookup_string(newnv, ZPOOL_CONFIG_PATH, |
| &path) == 0) { |
| printf(" "); |
| zpool_print_cmd(cb->vcdl, zpool_get_name(zhp), path); |
| } |
| } |
| |
| if (!(cb->cb_flags & IOS_ANYHISTO_M)) |
| printf("\n"); |
| |
| ret++; |
| |
| children: |
| |
| free(calcvs); |
| |
| if (!cb->cb_verbose) |
| return (ret); |
| |
| if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_CHILDREN, |
| &newchild, &children) != 0) |
| return (ret); |
| |
| if (oldnv) { |
| if (nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_CHILDREN, |
| &oldchild, &oldchildren) != 0) |
| return (ret); |
| |
| children = MIN(oldchildren, children); |
| } |
| |
| /* |
| * print normal top-level devices |
| */ |
| for (c = 0; c < children; c++) { |
| uint64_t ishole = B_FALSE, islog = B_FALSE; |
| |
| (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_HOLE, |
| &ishole); |
| |
| (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_LOG, |
| &islog); |
| |
| if (ishole || islog) |
| continue; |
| |
| if (nvlist_exists(newchild[c], ZPOOL_CONFIG_ALLOCATION_BIAS)) |
| continue; |
| |
| vname = zpool_vdev_name(g_zfs, zhp, newchild[c], |
| cb->cb_name_flags); |
| ret += print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL, |
| newchild[c], cb, depth + 2); |
| free(vname); |
| } |
| |
| /* |
| * print all other top-level devices |
| */ |
| for (uint_t n = 0; n < 3; n++) { |
| boolean_t printed = B_FALSE; |
| |
| for (c = 0; c < children; c++) { |
| uint64_t islog = B_FALSE; |
| char *bias = NULL; |
| char *type = NULL; |
| |
| (void) nvlist_lookup_uint64(newchild[c], |
| ZPOOL_CONFIG_IS_LOG, &islog); |
| if (islog) { |
| bias = VDEV_ALLOC_CLASS_LOGS; |
| } else { |
| (void) nvlist_lookup_string(newchild[c], |
| ZPOOL_CONFIG_ALLOCATION_BIAS, &bias); |
| (void) nvlist_lookup_string(newchild[c], |
| ZPOOL_CONFIG_TYPE, &type); |
| } |
| if (bias == NULL || strcmp(bias, class_name[n]) != 0) |
| continue; |
| if (!islog && strcmp(type, VDEV_TYPE_INDIRECT) == 0) |
| continue; |
| |
| if (!printed) { |
| if ((!(cb->cb_flags & IOS_ANYHISTO_M)) && |
| !cb->cb_scripted && !cb->cb_vdev_names) { |
| print_iostat_dashes(cb, 0, |
| class_name[n]); |
| } |
| printf("\n"); |
| printed = B_TRUE; |
| } |
| |
| vname = zpool_vdev_name(g_zfs, zhp, newchild[c], |
| cb->cb_name_flags); |
| ret += print_vdev_stats(zhp, vname, oldnv ? |
| oldchild[c] : NULL, newchild[c], cb, depth + 2); |
| free(vname); |
| } |
| } |
| |
| /* |
| * Include level 2 ARC devices in iostat output |
| */ |
| if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_L2CACHE, |
| &newchild, &children) != 0) |
| return (ret); |
| |
| if (oldnv) { |
| if (nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_L2CACHE, |
| &oldchild, &oldchildren) != 0) |
| return (ret); |
| |
| children = MIN(oldchildren, children); |
| } |
| |
| if (children > 0) { |
| if ((!(cb->cb_flags & IOS_ANYHISTO_M)) && !cb->cb_scripted && |
| !cb->cb_vdev_names) { |
| print_iostat_dashes(cb, 0, "cache"); |
| } |
| printf("\n"); |
| |
| for (c = 0; c < children; c++) { |
| vname = zpool_vdev_name(g_zfs, zhp, newchild[c], |
| cb->cb_name_flags); |
| ret += print_vdev_stats(zhp, vname, oldnv ? oldchild[c] |
| : NULL, newchild[c], cb, depth + 2); |
| free(vname); |
| } |
| } |
| |
| return (ret); |
| } |
| |
| static int |
| refresh_iostat(zpool_handle_t *zhp, void *data) |
| { |
| iostat_cbdata_t *cb = data; |
| boolean_t missing; |
| |
| /* |
| * If the pool has disappeared, remove it from the list and continue. |
| */ |
| if (zpool_refresh_stats(zhp, &missing) != 0) |
| return (-1); |
| |
| if (missing) |
| pool_list_remove(cb->cb_list, zhp); |
| |
| return (0); |
| } |
| |
| /* |
| * Callback to print out the iostats for the given pool. |
| */ |
| int |
| print_iostat(zpool_handle_t *zhp, void *data) |
| { |
| iostat_cbdata_t *cb = data; |
| nvlist_t *oldconfig, *newconfig; |
| nvlist_t *oldnvroot, *newnvroot; |
| int ret; |
| |
| newconfig = zpool_get_config(zhp, &oldconfig); |
| |
| if (cb->cb_iteration == 1) |
| oldconfig = NULL; |
| |
| verify(nvlist_lookup_nvlist(newconfig, ZPOOL_CONFIG_VDEV_TREE, |
| &newnvroot) == 0); |
| |
| if (oldconfig == NULL) |
| oldnvroot = NULL; |
| else |
| verify(nvlist_lookup_nvlist(oldconfig, ZPOOL_CONFIG_VDEV_TREE, |
| &oldnvroot) == 0); |
| |
| ret = print_vdev_stats(zhp, zpool_get_name(zhp), oldnvroot, newnvroot, |
| cb, 0); |
| if ((ret != 0) && !(cb->cb_flags & IOS_ANYHISTO_M) && |
| !cb->cb_scripted && cb->cb_verbose && !cb->cb_vdev_names_count) { |
| print_iostat_separator(cb); |
| if (cb->vcdl != NULL) { |
| print_cmd_columns(cb->vcdl, 1); |
| } |
| printf("\n"); |
| } |
| |
| return (ret); |
| } |
| |
| static int |
| get_columns(void) |
| { |
| struct winsize ws; |
| int columns = 80; |
| int error; |
| |
| if (isatty(STDOUT_FILENO)) { |
| error = ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws); |
| if (error == 0) |
| columns = ws.ws_col; |
| } else { |
| columns = 999; |
| } |
| |
| return (columns); |
| } |
| |
| /* |
| * Return the required length of the pool/vdev name column. The minimum |
| * allowed width and output formatting flags must be provided. |
| */ |
| static int |
| get_namewidth(zpool_handle_t *zhp, int min_width, int flags, boolean_t verbose) |
| { |
| nvlist_t *config, *nvroot; |
| int width = min_width; |
| |
| if ((config = zpool_get_config(zhp, NULL)) != NULL) { |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &nvroot) == 0); |
| unsigned int poolname_len = strlen(zpool_get_name(zhp)); |
| if (verbose == B_FALSE) { |
| width = MAX(poolname_len, min_width); |
| } else { |
| width = MAX(poolname_len, |
| max_width(zhp, nvroot, 0, min_width, flags)); |
| } |
| } |
| |
| return (width); |
| } |
| |
| /* |
| * Parse the input string, get the 'interval' and 'count' value if there is one. |
| */ |
| static void |
| get_interval_count(int *argcp, char **argv, float *iv, |
| unsigned long *cnt) |
| { |
| float interval = 0; |
| unsigned long count = 0; |
| int argc = *argcp; |
| |
| /* |
| * Determine if the last argument is an integer or a pool name |
| */ |
| if (argc > 0 && isnumber(argv[argc - 1])) { |
| char *end; |
| |
| errno = 0; |
| interval = strtof(argv[argc - 1], &end); |
| |
| if (*end == '\0' && errno == 0) { |
| if (interval == 0) { |
| (void) fprintf(stderr, gettext("interval " |
| "cannot be zero\n")); |
| usage(B_FALSE); |
| } |
| /* |
| * Ignore the last parameter |
| */ |
| argc--; |
| } else { |
| /* |
| * If this is not a valid number, just plow on. The |
| * user will get a more informative error message later |
| * on. |
| */ |
| interval = 0; |
| } |
| } |
| |
| /* |
| * If the last argument is also an integer, then we have both a count |
| * and an interval. |
| */ |
| if (argc > 0 && isnumber(argv[argc - 1])) { |
| char *end; |
| |
| errno = 0; |
| count = interval; |
| interval = strtof(argv[argc - 1], &end); |
| |
| if (*end == '\0' && errno == 0) { |
| if (interval == 0) { |
| (void) fprintf(stderr, gettext("interval " |
| "cannot be zero\n")); |
| usage(B_FALSE); |
| } |
| |
| /* |
| * Ignore the last parameter |
| */ |
| argc--; |
| } else { |
| interval = 0; |
| } |
| } |
| |
| *iv = interval; |
| *cnt = count; |
| *argcp = argc; |
| } |
| |
| static void |
| get_timestamp_arg(char c) |
| { |
| if (c == 'u') |
| timestamp_fmt = UDATE; |
| else if (c == 'd') |
| timestamp_fmt = DDATE; |
| else |
| usage(B_FALSE); |
| } |
| |
| /* |
| * Return stat flags that are supported by all pools by both the module and |
| * zpool iostat. "*data" should be initialized to all 0xFFs before running. |
| * It will get ANDed down until only the flags that are supported on all pools |
| * remain. |
| */ |
| static int |
| get_stat_flags_cb(zpool_handle_t *zhp, void *data) |
| { |
| uint64_t *mask = data; |
| nvlist_t *config, *nvroot, *nvx; |
| uint64_t flags = 0; |
| int i, j; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &nvroot) == 0); |
| |
| /* Default stats are always supported, but for completeness.. */ |
| if (nvlist_exists(nvroot, ZPOOL_CONFIG_VDEV_STATS)) |
| flags |= IOS_DEFAULT_M; |
| |
| /* Get our extended stats nvlist from the main list */ |
| if (nvlist_lookup_nvlist(nvroot, ZPOOL_CONFIG_VDEV_STATS_EX, |
| &nvx) != 0) { |
| /* |
| * No extended stats; they're probably running an older |
| * module. No big deal, we support that too. |
| */ |
| goto end; |
| } |
| |
| /* For each extended stat, make sure all its nvpairs are supported */ |
| for (j = 0; j < ARRAY_SIZE(vsx_type_to_nvlist); j++) { |
| if (!vsx_type_to_nvlist[j][0]) |
| continue; |
| |
| /* Start off by assuming the flag is supported, then check */ |
| flags |= (1ULL << j); |
| for (i = 0; vsx_type_to_nvlist[j][i]; i++) { |
| if (!nvlist_exists(nvx, vsx_type_to_nvlist[j][i])) { |
| /* flag isn't supported */ |
| flags = flags & ~(1ULL << j); |
| break; |
| } |
| } |
| } |
| end: |
| *mask = *mask & flags; |
| return (0); |
| } |
| |
| /* |
| * Return a bitmask of stats that are supported on all pools by both the module |
| * and zpool iostat. |
| */ |
| static uint64_t |
| get_stat_flags(zpool_list_t *list) |
| { |
| uint64_t mask = -1; |
| |
| /* |
| * get_stat_flags_cb() will lop off bits from "mask" until only the |
| * flags that are supported on all pools remain. |
| */ |
| pool_list_iter(list, B_FALSE, get_stat_flags_cb, &mask); |
| return (mask); |
| } |
| |
| /* |
| * Return 1 if cb_data->cb_vdev_names[0] is this vdev's name, 0 otherwise. |
| */ |
| static int |
| is_vdev_cb(zpool_handle_t *zhp, nvlist_t *nv, void *cb_data) |
| { |
| iostat_cbdata_t *cb = cb_data; |
| char *name = NULL; |
| int ret = 0; |
| |
| name = zpool_vdev_name(g_zfs, zhp, nv, cb->cb_name_flags); |
| |
| if (strcmp(name, cb->cb_vdev_names[0]) == 0) |
| ret = 1; /* match */ |
| free(name); |
| |
| return (ret); |
| } |
| |
| /* |
| * Returns 1 if cb_data->cb_vdev_names[0] is a vdev name, 0 otherwise. |
| */ |
| static int |
| is_vdev(zpool_handle_t *zhp, void *cb_data) |
| { |
| return (for_each_vdev(zhp, is_vdev_cb, cb_data)); |
| } |
| |
| /* |
| * Check if vdevs are in a pool |
| * |
| * Return 1 if all argv[] strings are vdev names in pool "pool_name". Otherwise |
| * return 0. If pool_name is NULL, then search all pools. |
| */ |
| static int |
| are_vdevs_in_pool(int argc, char **argv, char *pool_name, |
| iostat_cbdata_t *cb) |
| { |
| char **tmp_name; |
| int ret = 0; |
| int i; |
| int pool_count = 0; |
| |
| if ((argc == 0) || !*argv) |
| return (0); |
| |
| if (pool_name) |
| pool_count = 1; |
| |
| /* Temporarily hijack cb_vdev_names for a second... */ |
| tmp_name = cb->cb_vdev_names; |
| |
| /* Go though our list of prospective vdev names */ |
| for (i = 0; i < argc; i++) { |
| cb->cb_vdev_names = argv + i; |
| |
| /* Is this name a vdev in our pools? */ |
| ret = for_each_pool(pool_count, &pool_name, B_TRUE, NULL, |
| is_vdev, cb); |
| if (!ret) { |
| /* No match */ |
| break; |
| } |
| } |
| |
| cb->cb_vdev_names = tmp_name; |
| |
| return (ret); |
| } |
| |
| static int |
| is_pool_cb(zpool_handle_t *zhp, void *data) |
| { |
| char *name = data; |
| if (strcmp(name, zpool_get_name(zhp)) == 0) |
| return (1); |
| |
| return (0); |
| } |
| |
| /* |
| * Do we have a pool named *name? If so, return 1, otherwise 0. |
| */ |
| static int |
| is_pool(char *name) |
| { |
| return (for_each_pool(0, NULL, B_TRUE, NULL, is_pool_cb, name)); |
| } |
| |
| /* Are all our argv[] strings pool names? If so return 1, 0 otherwise. */ |
| static int |
| are_all_pools(int argc, char **argv) |
| { |
| if ((argc == 0) || !*argv) |
| return (0); |
| |
| while (--argc >= 0) |
| if (!is_pool(argv[argc])) |
| return (0); |
| |
| return (1); |
| } |
| |
| /* |
| * Helper function to print out vdev/pool names we can't resolve. Used for an |
| * error message. |
| */ |
| static void |
| error_list_unresolved_vdevs(int argc, char **argv, char *pool_name, |
| iostat_cbdata_t *cb) |
| { |
| int i; |
| char *name; |
| char *str; |
| for (i = 0; i < argc; i++) { |
| name = argv[i]; |
| |
| if (is_pool(name)) |
| str = gettext("pool"); |
| else if (are_vdevs_in_pool(1, &name, pool_name, cb)) |
| str = gettext("vdev in this pool"); |
| else if (are_vdevs_in_pool(1, &name, NULL, cb)) |
| str = gettext("vdev in another pool"); |
| else |
| str = gettext("unknown"); |
| |
| fprintf(stderr, "\t%s (%s)\n", name, str); |
| } |
| } |
| |
| /* |
| * Same as get_interval_count(), but with additional checks to not misinterpret |
| * guids as interval/count values. Assumes VDEV_NAME_GUID is set in |
| * cb.cb_name_flags. |
| */ |
| static void |
| get_interval_count_filter_guids(int *argc, char **argv, float *interval, |
| unsigned long *count, iostat_cbdata_t *cb) |
| { |
| char **tmpargv = argv; |
| int argc_for_interval = 0; |
| |
| /* Is the last arg an interval value? Or a guid? */ |
| if (*argc >= 1 && !are_vdevs_in_pool(1, &argv[*argc - 1], NULL, cb)) { |
| /* |
| * The last arg is not a guid, so it's probably an |
| * interval value. |
| */ |
| argc_for_interval++; |
| |
| if (*argc >= 2 && |
| !are_vdevs_in_pool(1, &argv[*argc - 2], NULL, cb)) { |
| /* |
| * The 2nd to last arg is not a guid, so it's probably |
| * an interval value. |
| */ |
| argc_for_interval++; |
| } |
| } |
| |
| /* Point to our list of possible intervals */ |
| tmpargv = &argv[*argc - argc_for_interval]; |
| |
| *argc = *argc - argc_for_interval; |
| get_interval_count(&argc_for_interval, tmpargv, |
| interval, count); |
| } |
| |
| /* |
| * Floating point sleep(). Allows you to pass in a floating point value for |
| * seconds. |
| */ |
| static void |
| fsleep(float sec) |
| { |
| struct timespec req; |
| req.tv_sec = floor(sec); |
| req.tv_nsec = (sec - (float)req.tv_sec) * NANOSEC; |
| nanosleep(&req, NULL); |
| } |
| |
| /* |
| * Run one of the zpool status/iostat -c scripts with the help (-h) option and |
| * print the result. |
| * |
| * name: Short name of the script ('iostat'). |
| * path: Full path to the script ('/usr/local/etc/zfs/zpool.d/iostat'); |
| */ |
| static void |
| print_zpool_script_help(char *name, char *path) |
| { |
| char *argv[] = {path, "-h", NULL}; |
| char **lines = NULL; |
| int lines_cnt = 0; |
| int rc; |
| |
| rc = libzfs_run_process_get_stdout_nopath(path, argv, NULL, &lines, |
| &lines_cnt); |
| if (rc != 0 || lines == NULL || lines_cnt <= 0) { |
| if (lines != NULL) |
| libzfs_free_str_array(lines, lines_cnt); |
| return; |
| } |
| |
| for (int i = 0; i < lines_cnt; i++) |
| if (!is_blank_str(lines[i])) |
| printf(" %-14s %s\n", name, lines[i]); |
| |
| libzfs_free_str_array(lines, lines_cnt); |
| } |
| |
| /* |
| * Go though the zpool status/iostat -c scripts in the user's path, run their |
| * help option (-h), and print out the results. |
| */ |
| static void |
| print_zpool_dir_scripts(char *dirpath) |
| { |
| DIR *dir; |
| struct dirent *ent; |
| char fullpath[MAXPATHLEN]; |
| struct stat dir_stat; |
| |
| if ((dir = opendir(dirpath)) != NULL) { |
| /* print all the files and directories within directory */ |
| while ((ent = readdir(dir)) != NULL) { |
| sprintf(fullpath, "%s/%s", dirpath, ent->d_name); |
| |
| /* Print the scripts */ |
| if (stat(fullpath, &dir_stat) == 0) |
| if (dir_stat.st_mode & S_IXUSR && |
| S_ISREG(dir_stat.st_mode)) |
| print_zpool_script_help(ent->d_name, |
| fullpath); |
| } |
| closedir(dir); |
| } |
| } |
| |
| /* |
| * Print out help text for all zpool status/iostat -c scripts. |
| */ |
| static void |
| print_zpool_script_list(char *subcommand) |
| { |
| char *dir, *sp; |
| |
| printf(gettext("Available 'zpool %s -c' commands:\n"), subcommand); |
| |
| sp = zpool_get_cmd_search_path(); |
| if (sp == NULL) |
| return; |
| |
| dir = strtok(sp, ":"); |
| while (dir != NULL) { |
| print_zpool_dir_scripts(dir); |
| dir = strtok(NULL, ":"); |
| } |
| |
| free(sp); |
| } |
| |
| /* |
| * Set the minimum pool/vdev name column width. The width must be at least 10, |
| * but may be as large as the column width - 42 so it still fits on one line. |
| */ |
| static int |
| get_namewidth_iostat(zpool_handle_t *zhp, void *data) |
| { |
| iostat_cbdata_t *cb = data; |
| int width, columns; |
| |
| width = get_namewidth(zhp, cb->cb_namewidth, cb->cb_name_flags, |
| cb->cb_verbose); |
| columns = get_columns(); |
| |
| if (width < 10) |
| width = 10; |
| if (width > columns - 42) |
| width = columns - 42; |
| |
| cb->cb_namewidth = width; |
| |
| return (0); |
| } |
| |
| /* |
| * zpool iostat [[-c [script1,script2,...]] [-lq]|[-rw]] [-ghHLpPvy] [-n name] |
| * [-T d|u] [[ pool ...]|[pool vdev ...]|[vdev ...]] |
| * [interval [count]] |
| * |
| * -c CMD For each vdev, run command CMD |
| * -g Display guid for individual vdev name. |
| * -L Follow links when resolving vdev path name. |
| * -P Display full path for vdev name. |
| * -v Display statistics for individual vdevs |
| * -h Display help |
| * -p Display values in parsable (exact) format. |
| * -H Scripted mode. Don't display headers, and separate properties |
| * by a single tab. |
| * -l Display average latency |
| * -q Display queue depths |
| * -w Display latency histograms |
| * -r Display request size histogram |
| * -T Display a timestamp in date(1) or Unix format |
| * -n Only print headers once |
| * |
| * This command can be tricky because we want to be able to deal with pool |
| * creation/destruction as well as vdev configuration changes. The bulk of this |
| * processing is handled by the pool_list_* routines in zpool_iter.c. We rely |
| * on pool_list_update() to detect the addition of new pools. Configuration |
| * changes are all handled within libzfs. |
| */ |
| int |
| zpool_do_iostat(int argc, char **argv) |
| { |
| int c; |
| int ret; |
| int npools; |
| float interval = 0; |
| unsigned long count = 0; |
| struct winsize win; |
| int winheight = 24; |
| zpool_list_t *list; |
| boolean_t verbose = B_FALSE; |
| boolean_t latency = B_FALSE, l_histo = B_FALSE, rq_histo = B_FALSE; |
| boolean_t queues = B_FALSE, parsable = B_FALSE, scripted = B_FALSE; |
| boolean_t omit_since_boot = B_FALSE; |
| boolean_t guid = B_FALSE; |
| boolean_t follow_links = B_FALSE; |
| boolean_t full_name = B_FALSE; |
| boolean_t headers_once = B_FALSE; |
| iostat_cbdata_t cb = { 0 }; |
| char *cmd = NULL; |
| |
| /* Used for printing error message */ |
| const char flag_to_arg[] = {[IOS_LATENCY] = 'l', [IOS_QUEUES] = 'q', |
| [IOS_L_HISTO] = 'w', [IOS_RQ_HISTO] = 'r'}; |
| |
| uint64_t unsupported_flags; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "c:gLPT:vyhplqrwnH")) != -1) { |
| switch (c) { |
| case 'c': |
| if (cmd != NULL) { |
| fprintf(stderr, |
| gettext("Can't set -c flag twice\n")); |
| exit(1); |
| } |
| |
| if (getenv("ZPOOL_SCRIPTS_ENABLED") != NULL && |
| !libzfs_envvar_is_set("ZPOOL_SCRIPTS_ENABLED")) { |
| fprintf(stderr, gettext( |
| "Can't run -c, disabled by " |
| "ZPOOL_SCRIPTS_ENABLED.\n")); |
| exit(1); |
| } |
| |
| if ((getuid() <= 0 || geteuid() <= 0) && |
| !libzfs_envvar_is_set("ZPOOL_SCRIPTS_AS_ROOT")) { |
| fprintf(stderr, gettext( |
| "Can't run -c with root privileges " |
| "unless ZPOOL_SCRIPTS_AS_ROOT is set.\n")); |
| exit(1); |
| } |
| cmd = optarg; |
| verbose = B_TRUE; |
| break; |
| case 'g': |
| guid = B_TRUE; |
| break; |
| case 'L': |
| follow_links = B_TRUE; |
| break; |
| case 'P': |
| full_name = B_TRUE; |
| break; |
| case 'T': |
| get_timestamp_arg(*optarg); |
| break; |
| case 'v': |
| verbose = B_TRUE; |
| break; |
| case 'p': |
| parsable = B_TRUE; |
| break; |
| case 'l': |
| latency = B_TRUE; |
| break; |
| case 'q': |
| queues = B_TRUE; |
| break; |
| case 'H': |
| scripted = B_TRUE; |
| break; |
| case 'w': |
| l_histo = B_TRUE; |
| break; |
| case 'r': |
| rq_histo = B_TRUE; |
| break; |
| case 'y': |
| omit_since_boot = B_TRUE; |
| break; |
| case 'n': |
| headers_once = B_TRUE; |
| break; |
| case 'h': |
| usage(B_FALSE); |
| break; |
| case '?': |
| if (optopt == 'c') { |
| print_zpool_script_list("iostat"); |
| exit(0); |
| } else { |
| fprintf(stderr, |
| gettext("invalid option '%c'\n"), optopt); |
| } |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| cb.cb_literal = parsable; |
| cb.cb_scripted = scripted; |
| |
| if (guid) |
| cb.cb_name_flags |= VDEV_NAME_GUID; |
| if (follow_links) |
| cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS; |
| if (full_name) |
| cb.cb_name_flags |= VDEV_NAME_PATH; |
| cb.cb_iteration = 0; |
| cb.cb_namewidth = 0; |
| cb.cb_verbose = verbose; |
| |
| /* Get our interval and count values (if any) */ |
| if (guid) { |
| get_interval_count_filter_guids(&argc, argv, &interval, |
| &count, &cb); |
| } else { |
| get_interval_count(&argc, argv, &interval, &count); |
| } |
| |
| if (argc == 0) { |
| /* No args, so just print the defaults. */ |
| } else if (are_all_pools(argc, argv)) { |
| /* All the args are pool names */ |
| } else if (are_vdevs_in_pool(argc, argv, NULL, &cb)) { |
| /* All the args are vdevs */ |
| cb.cb_vdev_names = argv; |
| cb.cb_vdev_names_count = argc; |
| argc = 0; /* No pools to process */ |
| } else if (are_all_pools(1, argv)) { |
| /* The first arg is a pool name */ |
| if (are_vdevs_in_pool(argc - 1, argv + 1, argv[0], &cb)) { |
| /* ...and the rest are vdev names */ |
| cb.cb_vdev_names = argv + 1; |
| cb.cb_vdev_names_count = argc - 1; |
| argc = 1; /* One pool to process */ |
| } else { |
| fprintf(stderr, gettext("Expected either a list of ")); |
| fprintf(stderr, gettext("pools, or list of vdevs in")); |
| fprintf(stderr, " \"%s\", ", argv[0]); |
| fprintf(stderr, gettext("but got:\n")); |
| error_list_unresolved_vdevs(argc - 1, argv + 1, |
| argv[0], &cb); |
| fprintf(stderr, "\n"); |
| usage(B_FALSE); |
| return (1); |
| } |
| } else { |
| /* |
| * The args don't make sense. The first arg isn't a pool name, |
| * nor are all the args vdevs. |
| */ |
| fprintf(stderr, gettext("Unable to parse pools/vdevs list.\n")); |
| fprintf(stderr, "\n"); |
| return (1); |
| } |
| |
| if (cb.cb_vdev_names_count != 0) { |
| /* |
| * If user specified vdevs, it implies verbose. |
| */ |
| cb.cb_verbose = B_TRUE; |
| } |
| |
| /* |
| * Construct the list of all interesting pools. |
| */ |
| ret = 0; |
| if ((list = pool_list_get(argc, argv, NULL, &ret)) == NULL) |
| return (1); |
| |
| if (pool_list_count(list) == 0 && argc != 0) { |
| pool_list_free(list); |
| return (1); |
| } |
| |
| if (pool_list_count(list) == 0 && interval == 0) { |
| pool_list_free(list); |
| (void) fprintf(stderr, gettext("no pools available\n")); |
| return (1); |
| } |
| |
| if ((l_histo || rq_histo) && (cmd != NULL || latency || queues)) { |
| pool_list_free(list); |
| (void) fprintf(stderr, |
| gettext("[-r|-w] isn't allowed with [-c|-l|-q]\n")); |
| usage(B_FALSE); |
| return (1); |
| } |
| |
| if (l_histo && rq_histo) { |
| pool_list_free(list); |
| (void) fprintf(stderr, |
| gettext("Only one of [-r|-w] can be passed at a time\n")); |
| usage(B_FALSE); |
| return (1); |
| } |
| |
| /* |
| * Enter the main iostat loop. |
| */ |
| cb.cb_list = list; |
| |
| if (l_histo) { |
| /* |
| * Histograms tables look out of place when you try to display |
| * them with the other stats, so make a rule that you can only |
| * print histograms by themselves. |
| */ |
| cb.cb_flags = IOS_L_HISTO_M; |
| } else if (rq_histo) { |
| cb.cb_flags = IOS_RQ_HISTO_M; |
| } else { |
| cb.cb_flags = IOS_DEFAULT_M; |
| if (latency) |
| cb.cb_flags |= IOS_LATENCY_M; |
| if (queues) |
| cb.cb_flags |= IOS_QUEUES_M; |
| } |
| |
| /* |
| * See if the module supports all the stats we want to display. |
| */ |
| unsupported_flags = cb.cb_flags & ~get_stat_flags(list); |
| if (unsupported_flags) { |
| uint64_t f; |
| int idx; |
| fprintf(stderr, |
| gettext("The loaded zfs module doesn't support:")); |
| |
| /* for each bit set in unsupported_flags */ |
| for (f = unsupported_flags; f; f &= ~(1ULL << idx)) { |
| idx = lowbit64(f) - 1; |
| fprintf(stderr, " -%c", flag_to_arg[idx]); |
| } |
| |
| fprintf(stderr, ". Try running a newer module.\n"); |
| pool_list_free(list); |
| |
| return (1); |
| } |
| |
| for (;;) { |
| if ((npools = pool_list_count(list)) == 0) |
| (void) fprintf(stderr, gettext("no pools available\n")); |
| else { |
| /* |
| * If this is the first iteration and -y was supplied |
| * we skip any printing. |
| */ |
| boolean_t skip = (omit_since_boot && |
| cb.cb_iteration == 0); |
| |
| /* |
| * Refresh all statistics. This is done as an |
| * explicit step before calculating the maximum name |
| * width, so that any * configuration changes are |
| * properly accounted for. |
| */ |
| (void) pool_list_iter(list, B_FALSE, refresh_iostat, |
| &cb); |
| |
| /* |
| * Iterate over all pools to determine the maximum width |
| * for the pool / device name column across all pools. |
| */ |
| cb.cb_namewidth = 0; |
| (void) pool_list_iter(list, B_FALSE, |
| get_namewidth_iostat, &cb); |
| |
| if (timestamp_fmt != NODATE) |
| print_timestamp(timestamp_fmt); |
| |
| if (cmd != NULL && cb.cb_verbose && |
| !(cb.cb_flags & IOS_ANYHISTO_M)) { |
| cb.vcdl = all_pools_for_each_vdev_run(argc, |
| argv, cmd, g_zfs, cb.cb_vdev_names, |
| cb.cb_vdev_names_count, cb.cb_name_flags); |
| } else { |
| cb.vcdl = NULL; |
| } |
| |
| /* |
| * Are we connected to TTY? If not, headers_once |
| * should be true, to avoid breaking scripts. |
| */ |
| if (isatty(fileno(stdout)) == 0) |
| headers_once = B_TRUE; |
| |
| /* |
| * Check terminal size so we can print headers |
| * even when terminal window has its height |
| * changed. |
| */ |
| if (headers_once == B_FALSE) { |
| if (ioctl(1, TIOCGWINSZ, &win) != -1 && |
| win.ws_row > 0) |
| winheight = win.ws_row; |
| else |
| headers_once = B_TRUE; |
| } |
| |
| /* |
| * If it's the first time and we're not skipping it, |
| * or either skip or verbose mode, print the header. |
| * |
| * The histogram code explicitly prints its header on |
| * every vdev, so skip this for histograms. |
| */ |
| if (((++cb.cb_iteration == 1 && !skip) || |
| (skip != verbose) || |
| (!headers_once && |
| (cb.cb_iteration % winheight) == 0)) && |
| (!(cb.cb_flags & IOS_ANYHISTO_M)) && |
| !cb.cb_scripted) |
| print_iostat_header(&cb); |
| |
| if (skip) { |
| (void) fsleep(interval); |
| continue; |
| } |
| |
| pool_list_iter(list, B_FALSE, print_iostat, &cb); |
| |
| /* |
| * If there's more than one pool, and we're not in |
| * verbose mode (which prints a separator for us), |
| * then print a separator. |
| * |
| * In addition, if we're printing specific vdevs then |
| * we also want an ending separator. |
| */ |
| if (((npools > 1 && !verbose && |
| !(cb.cb_flags & IOS_ANYHISTO_M)) || |
| (!(cb.cb_flags & IOS_ANYHISTO_M) && |
| cb.cb_vdev_names_count)) && |
| !cb.cb_scripted) { |
| print_iostat_separator(&cb); |
| if (cb.vcdl != NULL) |
| print_cmd_columns(cb.vcdl, 1); |
| printf("\n"); |
| } |
| |
| if (cb.vcdl != NULL) |
| free_vdev_cmd_data_list(cb.vcdl); |
| |
| } |
| |
| /* |
| * Flush the output so that redirection to a file isn't buffered |
| * indefinitely. |
| */ |
| (void) fflush(stdout); |
| |
| if (interval == 0) |
| break; |
| |
| if (count != 0 && --count == 0) |
| break; |
| |
| (void) fsleep(interval); |
| } |
| |
| pool_list_free(list); |
| |
| return (ret); |
| } |
| |
| typedef struct list_cbdata { |
| boolean_t cb_verbose; |
| int cb_name_flags; |
| int cb_namewidth; |
| boolean_t cb_scripted; |
| zprop_list_t *cb_proplist; |
| boolean_t cb_literal; |
| } list_cbdata_t; |
| |
| |
| /* |
| * Given a list of columns to display, output appropriate headers for each one. |
| */ |
| static void |
| print_header(list_cbdata_t *cb) |
| { |
| zprop_list_t *pl = cb->cb_proplist; |
| char headerbuf[ZPOOL_MAXPROPLEN]; |
| const char *header; |
| boolean_t first = B_TRUE; |
| boolean_t right_justify; |
| size_t width = 0; |
| |
| for (; pl != NULL; pl = pl->pl_next) { |
| width = pl->pl_width; |
| if (first && cb->cb_verbose) { |
| /* |
| * Reset the width to accommodate the verbose listing |
| * of devices. |
| */ |
| width = cb->cb_namewidth; |
| } |
| |
| if (!first) |
| (void) printf(" "); |
| else |
| first = B_FALSE; |
| |
| right_justify = B_FALSE; |
| if (pl->pl_prop != ZPROP_INVAL) { |
| header = zpool_prop_column_name(pl->pl_prop); |
| right_justify = zpool_prop_align_right(pl->pl_prop); |
| } else { |
| int i; |
| |
| for (i = 0; pl->pl_user_prop[i] != '\0'; i++) |
| headerbuf[i] = toupper(pl->pl_user_prop[i]); |
| headerbuf[i] = '\0'; |
| header = headerbuf; |
| } |
| |
| if (pl->pl_next == NULL && !right_justify) |
| (void) printf("%s", header); |
| else if (right_justify) |
| (void) printf("%*s", (int)width, header); |
| else |
| (void) printf("%-*s", (int)width, header); |
| } |
| |
| (void) printf("\n"); |
| } |
| |
| /* |
| * Given a pool and a list of properties, print out all the properties according |
| * to the described layout. Used by zpool_do_list(). |
| */ |
| static void |
| print_pool(zpool_handle_t *zhp, list_cbdata_t *cb) |
| { |
| zprop_list_t *pl = cb->cb_proplist; |
| boolean_t first = B_TRUE; |
| char property[ZPOOL_MAXPROPLEN]; |
| char *propstr; |
| boolean_t right_justify; |
| size_t width; |
| |
| for (; pl != NULL; pl = pl->pl_next) { |
| |
| width = pl->pl_width; |
| if (first && cb->cb_verbose) { |
| /* |
| * Reset the width to accommodate the verbose listing |
| * of devices. |
| */ |
| width = cb->cb_namewidth; |
| } |
| |
| if (!first) { |
| if (cb->cb_scripted) |
| (void) printf("\t"); |
| else |
| (void) printf(" "); |
| } else { |
| first = B_FALSE; |
| } |
| |
| right_justify = B_FALSE; |
| if (pl->pl_prop != ZPROP_INVAL) { |
| if (zpool_get_prop(zhp, pl->pl_prop, property, |
| sizeof (property), NULL, cb->cb_literal) != 0) |
| propstr = "-"; |
| else |
| propstr = property; |
| |
| right_justify = zpool_prop_align_right(pl->pl_prop); |
| } else if ((zpool_prop_feature(pl->pl_user_prop) || |
| zpool_prop_unsupported(pl->pl_user_prop)) && |
| zpool_prop_get_feature(zhp, pl->pl_user_prop, property, |
| sizeof (property)) == 0) { |
| propstr = property; |
| } else { |
| propstr = "-"; |
| } |
| |
| |
| /* |
| * If this is being called in scripted mode, or if this is the |
| * last column and it is left-justified, don't include a width |
| * format specifier. |
| */ |
| if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify)) |
| (void) printf("%s", propstr); |
| else if (right_justify) |
| (void) printf("%*s", (int)width, propstr); |
| else |
| (void) printf("%-*s", (int)width, propstr); |
| } |
| |
| (void) printf("\n"); |
| } |
| |
| static void |
| print_one_column(zpool_prop_t prop, uint64_t value, const char *str, |
| boolean_t scripted, boolean_t valid, enum zfs_nicenum_format format) |
| { |
| char propval[64]; |
| boolean_t fixed; |
| size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL); |
| |
| switch (prop) { |
| case ZPOOL_PROP_EXPANDSZ: |
| case ZPOOL_PROP_CHECKPOINT: |
| case ZPOOL_PROP_DEDUPRATIO: |
| if (value == 0) |
| (void) strlcpy(propval, "-", sizeof (propval)); |
| else |
| zfs_nicenum_format(value, propval, sizeof (propval), |
| format); |
| break; |
| case ZPOOL_PROP_FRAGMENTATION: |
| if (value == ZFS_FRAG_INVALID) { |
| (void) strlcpy(propval, "-", sizeof (propval)); |
| } else if (format == ZFS_NICENUM_RAW) { |
| (void) snprintf(propval, sizeof (propval), "%llu", |
| (unsigned long long)value); |
| } else { |
| (void) snprintf(propval, sizeof (propval), "%llu%%", |
| (unsigned long long)value); |
| } |
| break; |
| case ZPOOL_PROP_CAPACITY: |
| /* capacity value is in parts-per-10,000 (aka permyriad) */ |
| if (format == ZFS_NICENUM_RAW) |
| (void) snprintf(propval, sizeof (propval), "%llu", |
| (unsigned long long)value / 100); |
| else |
| (void) snprintf(propval, sizeof (propval), |
| value < 1000 ? "%1.2f%%" : value < 10000 ? |
| "%2.1f%%" : "%3.0f%%", value / 100.0); |
| break; |
| case ZPOOL_PROP_HEALTH: |
| width = 8; |
| snprintf(propval, sizeof (propval), "%-*s", (int)width, str); |
| break; |
| default: |
| zfs_nicenum_format(value, propval, sizeof (propval), format); |
| } |
| |
| if (!valid) |
| (void) strlcpy(propval, "-", sizeof (propval)); |
| |
| if (scripted) |
| (void) printf("\t%s", propval); |
| else |
| (void) printf(" %*s", (int)width, propval); |
| } |
| |
| /* |
| * print static default line per vdev |
| * not compatible with '-o' <proplist> option |
| */ |
| void |
| print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv, |
| list_cbdata_t *cb, int depth, boolean_t isspare) |
| { |
| nvlist_t **child; |
| vdev_stat_t *vs; |
| uint_t c, children; |
| char *vname; |
| boolean_t scripted = cb->cb_scripted; |
| uint64_t islog = B_FALSE; |
| char *dashes = "%-*s - - - - " |
| "- - - - -\n"; |
| |
| verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&vs, &c) == 0); |
| |
| if (name != NULL) { |
| boolean_t toplevel = (vs->vs_space != 0); |
| uint64_t cap; |
| enum zfs_nicenum_format format; |
| const char *state; |
| |
| if (cb->cb_literal) |
| format = ZFS_NICENUM_RAW; |
| else |
| format = ZFS_NICENUM_1024; |
| |
| if (strcmp(name, VDEV_TYPE_INDIRECT) == 0) |
| return; |
| |
| if (scripted) |
| (void) printf("\t%s", name); |
| else if (strlen(name) + depth > cb->cb_namewidth) |
| (void) printf("%*s%s", depth, "", name); |
| else |
| (void) printf("%*s%s%*s", depth, "", name, |
| (int)(cb->cb_namewidth - strlen(name) - depth), ""); |
| |
| /* |
| * Print the properties for the individual vdevs. Some |
| * properties are only applicable to toplevel vdevs. The |
| * 'toplevel' boolean value is passed to the print_one_column() |
| * to indicate that the value is valid. |
| */ |
| print_one_column(ZPOOL_PROP_SIZE, vs->vs_space, NULL, scripted, |
| toplevel, format); |
| print_one_column(ZPOOL_PROP_ALLOCATED, vs->vs_alloc, NULL, |
| scripted, toplevel, format); |
| print_one_column(ZPOOL_PROP_FREE, vs->vs_space - vs->vs_alloc, |
| NULL, scripted, toplevel, format); |
| print_one_column(ZPOOL_PROP_CHECKPOINT, |
| vs->vs_checkpoint_space, NULL, scripted, toplevel, format); |
| print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize, NULL, |
| scripted, B_TRUE, format); |
| print_one_column(ZPOOL_PROP_FRAGMENTATION, |
| vs->vs_fragmentation, NULL, scripted, |
| (vs->vs_fragmentation != ZFS_FRAG_INVALID && toplevel), |
| format); |
| cap = (vs->vs_space == 0) ? 0 : |
| (vs->vs_alloc * 10000 / vs->vs_space); |
| print_one_column(ZPOOL_PROP_CAPACITY, cap, NULL, |
| scripted, toplevel, format); |
| print_one_column(ZPOOL_PROP_DEDUPRATIO, 0, NULL, |
| scripted, toplevel, format); |
| state = zpool_state_to_name(vs->vs_state, vs->vs_aux); |
| if (isspare) { |
| if (vs->vs_aux == VDEV_AUX_SPARED) |
| state = "INUSE"; |
| else if (vs->vs_state == VDEV_STATE_HEALTHY) |
| state = "AVAIL"; |
| } |
| print_one_column(ZPOOL_PROP_HEALTH, 0, state, scripted, |
| B_TRUE, format); |
| (void) printf("\n"); |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) != 0) |
| return; |
| |
| /* list the normal vdevs first */ |
| for (c = 0; c < children; c++) { |
| uint64_t ishole = B_FALSE; |
| |
| if (nvlist_lookup_uint64(child[c], |
| ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole) |
| continue; |
| |
| if (nvlist_lookup_uint64(child[c], |
| ZPOOL_CONFIG_IS_LOG, &islog) == 0 && islog) |
| continue; |
| |
| if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS)) |
| continue; |
| |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags); |
| print_list_stats(zhp, vname, child[c], cb, depth + 2, B_FALSE); |
| free(vname); |
| } |
| |
| /* list the classes: 'logs', 'dedup', and 'special' */ |
| for (uint_t n = 0; n < 3; n++) { |
| boolean_t printed = B_FALSE; |
| |
| for (c = 0; c < children; c++) { |
| char *bias = NULL; |
| char *type = NULL; |
| |
| if (nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
| &islog) == 0 && islog) { |
| bias = VDEV_ALLOC_CLASS_LOGS; |
| } else { |
| (void) nvlist_lookup_string(child[c], |
| ZPOOL_CONFIG_ALLOCATION_BIAS, &bias); |
| (void) nvlist_lookup_string(child[c], |
| ZPOOL_CONFIG_TYPE, &type); |
| } |
| if (bias == NULL || strcmp(bias, class_name[n]) != 0) |
| continue; |
| if (!islog && strcmp(type, VDEV_TYPE_INDIRECT) == 0) |
| continue; |
| |
| if (!printed) { |
| /* LINTED E_SEC_PRINTF_VAR_FMT */ |
| (void) printf(dashes, cb->cb_namewidth, |
| class_name[n]); |
| printed = B_TRUE; |
| } |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags); |
| print_list_stats(zhp, vname, child[c], cb, depth + 2, |
| B_FALSE); |
| free(vname); |
| } |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE, |
| &child, &children) == 0 && children > 0) { |
| /* LINTED E_SEC_PRINTF_VAR_FMT */ |
| (void) printf(dashes, cb->cb_namewidth, "cache"); |
| for (c = 0; c < children; c++) { |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags); |
| print_list_stats(zhp, vname, child[c], cb, depth + 2, |
| B_FALSE); |
| free(vname); |
| } |
| } |
| |
| if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, &child, |
| &children) == 0 && children > 0) { |
| /* LINTED E_SEC_PRINTF_VAR_FMT */ |
| (void) printf(dashes, cb->cb_namewidth, "spare"); |
| for (c = 0; c < children; c++) { |
| vname = zpool_vdev_name(g_zfs, zhp, child[c], |
| cb->cb_name_flags); |
| print_list_stats(zhp, vname, child[c], cb, depth + 2, |
| B_TRUE); |
| free(vname); |
| } |
| } |
| } |
| |
| /* |
| * Generic callback function to list a pool. |
| */ |
| int |
| list_callback(zpool_handle_t *zhp, void *data) |
| { |
| list_cbdata_t *cbp = data; |
| |
| print_pool(zhp, cbp); |
| |
| if (cbp->cb_verbose) { |
| nvlist_t *config, *nvroot; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
| &nvroot) == 0); |
| print_list_stats(zhp, NULL, nvroot, cbp, 0, B_FALSE); |
| } |
| |
| return (0); |
| } |
| |
| /* |
| * Set the minimum pool/vdev name column width. The width must be at least 9, |
| * but may be as large as needed. |
| */ |
| static int |
| get_namewidth_list(zpool_handle_t *zhp, void *data) |
| { |
| list_cbdata_t *cb = data; |
| int width; |
| |
| width = get_namewidth(zhp, cb->cb_namewidth, cb->cb_name_flags, |
| cb->cb_verbose); |
| |
| if (width < 9) |
| width = 9; |
| |
| cb->cb_namewidth = width; |
| |
| return (0); |
| } |
| |
| /* |
| * zpool list [-gHLpP] [-o prop[,prop]*] [-T d|u] [pool] ... [interval [count]] |
| * |
| * -g Display guid for individual vdev name. |
| * -H Scripted mode. Don't display headers, and separate properties |
| * by a single tab. |
| * -L Follow links when resolving vdev path name. |
| * -o List of properties to display. Defaults to |
| * "name,size,allocated,free,expandsize,fragmentation,capacity," |
| * "dedupratio,health,altroot" |
| * -p Display values in parsable (exact) format. |
| * -P Display full path for vdev name. |
| * -T Display a timestamp in date(1) or Unix format |
| * |
| * List all pools in the system, whether or not they're healthy. Output space |
| * statistics for each one, as well as health status summary. |
| */ |
| int |
| zpool_do_list(int argc, char **argv) |
| { |
| int c; |
| int ret = 0; |
| list_cbdata_t cb = { 0 }; |
| static char default_props[] = |
| "name,size,allocated,free,checkpoint,expandsize,fragmentation," |
| "capacity,dedupratio,health,altroot"; |
| char *props = default_props; |
| float interval = 0; |
| unsigned long count = 0; |
| zpool_list_t *list; |
| boolean_t first = B_TRUE; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, ":gHLo:pPT:v")) != -1) { |
| switch (c) { |
| case 'g': |
| cb.cb_name_flags |= VDEV_NAME_GUID; |
| break; |
| case 'H': |
| cb.cb_scripted = B_TRUE; |
| break; |
| case 'L': |
| cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS; |
| break; |
| case 'o': |
| props = optarg; |
| break; |
| case 'P': |
| cb.cb_name_flags |= VDEV_NAME_PATH; |
| break; |
| case 'p': |
| cb.cb_literal = B_TRUE; |
| break; |
| case 'T': |
| get_timestamp_arg(*optarg); |
| break; |
| case 'v': |
| cb.cb_verbose = B_TRUE; |
| cb.cb_namewidth = 8; /* 8 until precalc is avail */ |
| break; |
| case ':': |
| (void) fprintf(stderr, gettext("missing argument for " |
| "'%c' option\n"), optopt); |
| usage(B_FALSE); |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| get_interval_count(&argc, argv, &interval, &count); |
| |
| if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0) |
| usage(B_FALSE); |
| |
| for (;;) { |
| if ((list = pool_list_get(argc, argv, &cb.cb_proplist, |
| &ret)) == NULL) |
| return (1); |
| |
| if (pool_list_count(list) == 0) |
| break; |
| |
| cb.cb_namewidth = 0; |
| (void) pool_list_iter(list, B_FALSE, get_namewidth_list, &cb); |
| |
| if (timestamp_fmt != NODATE) |
| print_timestamp(timestamp_fmt); |
| |
| if (!cb.cb_scripted && (first || cb.cb_verbose)) { |
| print_header(&cb); |
| first = B_FALSE; |
| } |
| ret = pool_list_iter(list, B_TRUE, list_callback, &cb); |
| |
| if (interval == 0) |
| break; |
| |
| if (count != 0 && --count == 0) |
| break; |
| |
| pool_list_free(list); |
| (void) fsleep(interval); |
| } |
| |
| if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) { |
| (void) printf(gettext("no pools available\n")); |
| ret = 0; |
| } |
| |
| pool_list_free(list); |
| zprop_free_list(cb.cb_proplist); |
| return (ret); |
| } |
| |
| static int |
| zpool_do_attach_or_replace(int argc, char **argv, int replacing) |
| { |
| boolean_t force = B_FALSE; |
| int c; |
| nvlist_t *nvroot; |
| char *poolname, *old_disk, *new_disk; |
| zpool_handle_t *zhp; |
| nvlist_t *props = NULL; |
| char *propval; |
| int ret; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "fo:")) != -1) { |
| switch (c) { |
| case 'f': |
| force = B_TRUE; |
| break; |
| case 'o': |
| if ((propval = strchr(optarg, '=')) == NULL) { |
| (void) fprintf(stderr, gettext("missing " |
| "'=' for -o option\n")); |
| usage(B_FALSE); |
| } |
| *propval = '\0'; |
| propval++; |
| |
| if ((strcmp(optarg, ZPOOL_CONFIG_ASHIFT) != 0) || |
| (add_prop_list(optarg, propval, &props, B_TRUE))) |
| usage(B_FALSE); |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| |
| if (argc < 2) { |
| (void) fprintf(stderr, |
| gettext("missing <device> specification\n")); |
| usage(B_FALSE); |
| } |
| |
| old_disk = argv[1]; |
| |
| if (argc < 3) { |
| if (!replacing) { |
| (void) fprintf(stderr, |
| gettext("missing <new_device> specification\n")); |
| usage(B_FALSE); |
| } |
| new_disk = old_disk; |
| argc -= 1; |
| argv += 1; |
| } else { |
| new_disk = argv[2]; |
| argc -= 2; |
| argv += 2; |
| } |
| |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) { |
| nvlist_free(props); |
| return (1); |
| } |
| |
| if (zpool_get_config(zhp, NULL) == NULL) { |
| (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"), |
| poolname); |
| zpool_close(zhp); |
| nvlist_free(props); |
| return (1); |
| } |
| |
| /* unless manually specified use "ashift" pool property (if set) */ |
| if (!nvlist_exists(props, ZPOOL_CONFIG_ASHIFT)) { |
| int intval; |
| zprop_source_t src; |
| char strval[ZPOOL_MAXPROPLEN]; |
| |
| intval = zpool_get_prop_int(zhp, ZPOOL_PROP_ASHIFT, &src); |
| if (src != ZPROP_SRC_DEFAULT) { |
| (void) sprintf(strval, "%" PRId32, intval); |
| verify(add_prop_list(ZPOOL_CONFIG_ASHIFT, strval, |
| &props, B_TRUE) == 0); |
| } |
| } |
| |
| nvroot = make_root_vdev(zhp, props, force, B_FALSE, replacing, B_FALSE, |
| argc, argv); |
| if (nvroot == NULL) { |
| zpool_close(zhp); |
| nvlist_free(props); |
| return (1); |
| } |
| |
| ret = zpool_vdev_attach(zhp, old_disk, new_disk, nvroot, replacing); |
| |
| nvlist_free(props); |
| nvlist_free(nvroot); |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool replace [-f] <pool> <device> <new_device> |
| * |
| * -f Force attach, even if <new_device> appears to be in use. |
| * |
| * Replace <device> with <new_device>. |
| */ |
| /* ARGSUSED */ |
| int |
| zpool_do_replace(int argc, char **argv) |
| { |
| return (zpool_do_attach_or_replace(argc, argv, B_TRUE)); |
| } |
| |
| /* |
| * zpool attach [-f] [-o property=value] <pool> <device> <new_device> |
| * |
| * -f Force attach, even if <new_device> appears to be in use. |
| * -o Set property=value. |
| * |
| * Attach <new_device> to the mirror containing <device>. If <device> is not |
| * part of a mirror, then <device> will be transformed into a mirror of |
| * <device> and <new_device>. In either case, <new_device> will begin life |
| * with a DTL of [0, now], and will immediately begin to resilver itself. |
| */ |
| int |
| zpool_do_attach(int argc, char **argv) |
| { |
| return (zpool_do_attach_or_replace(argc, argv, B_FALSE)); |
| } |
| |
| /* |
| * zpool detach [-f] <pool> <device> |
| * |
| * -f Force detach of <device>, even if DTLs argue against it |
| * (not supported yet) |
| * |
| * Detach a device from a mirror. The operation will be refused if <device> |
| * is the last device in the mirror, or if the DTLs indicate that this device |
| * has the only valid copy of some data. |
| */ |
| /* ARGSUSED */ |
| int |
| zpool_do_detach(int argc, char **argv) |
| { |
| int c; |
| char *poolname, *path; |
| zpool_handle_t *zhp; |
| int ret; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "")) != -1) { |
| switch (c) { |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc < 2) { |
| (void) fprintf(stderr, |
| gettext("missing <device> specification\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| path = argv[1]; |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| ret = zpool_vdev_detach(zhp, path); |
| |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool split [-gLnP] [-o prop=val] ... |
| * [-o mntopt] ... |
| * [-R altroot] <pool> <newpool> [<device> ...] |
| * |
| * -g Display guid for individual vdev name. |
| * -L Follow links when resolving vdev path name. |
| * -n Do not split the pool, but display the resulting layout if |
| * it were to be split. |
| * -o Set property=value, or set mount options. |
| * -P Display full path for vdev name. |
| * -R Mount the split-off pool under an alternate root. |
| * -l Load encryption keys while importing. |
| * |
| * Splits the named pool and gives it the new pool name. Devices to be split |
| * off may be listed, provided that no more than one device is specified |
| * per top-level vdev mirror. The newly split pool is left in an exported |
| * state unless -R is specified. |
| * |
| * Restrictions: the top-level of the pool pool must only be made up of |
| * mirrors; all devices in the pool must be healthy; no device may be |
| * undergoing a resilvering operation. |
| */ |
| int |
| zpool_do_split(int argc, char **argv) |
| { |
| char *srcpool, *newpool, *propval; |
| char *mntopts = NULL; |
| splitflags_t flags; |
| int c, ret = 0; |
| boolean_t loadkeys = B_FALSE; |
| zpool_handle_t *zhp; |
| nvlist_t *config, *props = NULL; |
| |
| flags.dryrun = B_FALSE; |
| flags.import = B_FALSE; |
| flags.name_flags = 0; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, ":gLR:lno:P")) != -1) { |
| switch (c) { |
| case 'g': |
| flags.name_flags |= VDEV_NAME_GUID; |
| break; |
| case 'L': |
| flags.name_flags |= VDEV_NAME_FOLLOW_LINKS; |
| break; |
| case 'R': |
| flags.import = B_TRUE; |
| if (add_prop_list( |
| zpool_prop_to_name(ZPOOL_PROP_ALTROOT), optarg, |
| &props, B_TRUE) != 0) { |
| nvlist_free(props); |
| usage(B_FALSE); |
| } |
| break; |
| case 'l': |
| loadkeys = B_TRUE; |
| break; |
| case 'n': |
| flags.dryrun = B_TRUE; |
| break; |
| case 'o': |
| if ((propval = strchr(optarg, '=')) != NULL) { |
| *propval = '\0'; |
| propval++; |
| if (add_prop_list(optarg, propval, |
| &props, B_TRUE) != 0) { |
| nvlist_free(props); |
| usage(B_FALSE); |
| } |
| } else { |
| mntopts = optarg; |
| } |
| break; |
| case 'P': |
| flags.name_flags |= VDEV_NAME_PATH; |
| break; |
| case ':': |
| (void) fprintf(stderr, gettext("missing argument for " |
| "'%c' option\n"), optopt); |
| usage(B_FALSE); |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| break; |
| } |
| } |
| |
| if (!flags.import && mntopts != NULL) { |
| (void) fprintf(stderr, gettext("setting mntopts is only " |
| "valid when importing the pool\n")); |
| usage(B_FALSE); |
| } |
| |
| if (!flags.import && loadkeys) { |
| (void) fprintf(stderr, gettext("loading keys is only " |
| "valid when importing the pool\n")); |
| usage(B_FALSE); |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("Missing pool name\n")); |
| usage(B_FALSE); |
| } |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("Missing new pool name\n")); |
| usage(B_FALSE); |
| } |
| |
| srcpool = argv[0]; |
| newpool = argv[1]; |
| |
| argc -= 2; |
| argv += 2; |
| |
| if ((zhp = zpool_open(g_zfs, srcpool)) == NULL) { |
| nvlist_free(props); |
| return (1); |
| } |
| |
| config = split_mirror_vdev(zhp, newpool, props, flags, argc, argv); |
| if (config == NULL) { |
| ret = 1; |
| } else { |
| if (flags.dryrun) { |
| (void) printf(gettext("would create '%s' with the " |
| "following layout:\n\n"), newpool); |
| print_vdev_tree(NULL, newpool, config, 0, "", |
| flags.name_flags); |
| } |
| } |
| |
| zpool_close(zhp); |
| |
| if (ret != 0 || flags.dryrun || !flags.import) { |
| nvlist_free(config); |
| nvlist_free(props); |
| return (ret); |
| } |
| |
| /* |
| * The split was successful. Now we need to open the new |
| * pool and import it. |
| */ |
| if ((zhp = zpool_open_canfail(g_zfs, newpool)) == NULL) { |
| nvlist_free(config); |
| nvlist_free(props); |
| return (1); |
| } |
| |
| if (loadkeys) { |
| ret = zfs_crypto_attempt_load_keys(g_zfs, newpool); |
| if (ret != 0) |
| ret = 1; |
| } |
| |
| if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL && |
| zpool_enable_datasets(zhp, mntopts, 0) != 0) { |
| ret = 1; |
| (void) fprintf(stderr, gettext("Split was successful, but " |
| "the datasets could not all be mounted\n")); |
| (void) fprintf(stderr, gettext("Try doing '%s' with a " |
| "different altroot\n"), "zpool import"); |
| } |
| zpool_close(zhp); |
| nvlist_free(config); |
| nvlist_free(props); |
| |
| return (ret); |
| } |
| |
| |
| |
| /* |
| * zpool online <pool> <device> ... |
| */ |
| int |
| zpool_do_online(int argc, char **argv) |
| { |
| int c, i; |
| char *poolname; |
| zpool_handle_t *zhp; |
| int ret = 0; |
| vdev_state_t newstate; |
| int flags = 0; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "e")) != -1) { |
| switch (c) { |
| case 'e': |
| flags |= ZFS_ONLINE_EXPAND; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name\n")); |
| usage(B_FALSE); |
| } |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing device name\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| for (i = 1; i < argc; i++) { |
| if (zpool_vdev_online(zhp, argv[i], flags, &newstate) == 0) { |
| if (newstate != VDEV_STATE_HEALTHY) { |
| (void) printf(gettext("warning: device '%s' " |
| "onlined, but remains in faulted state\n"), |
| argv[i]); |
| if (newstate == VDEV_STATE_FAULTED) |
| (void) printf(gettext("use 'zpool " |
| "clear' to restore a faulted " |
| "device\n")); |
| else |
| (void) printf(gettext("use 'zpool " |
| "replace' to replace devices " |
| "that are no longer present\n")); |
| } |
| } else { |
| ret = 1; |
| } |
| } |
| |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool offline [-ft] <pool> <device> ... |
| * |
| * -f Force the device into a faulted state. |
| * |
| * -t Only take the device off-line temporarily. The offline/faulted |
| * state will not be persistent across reboots. |
| */ |
| /* ARGSUSED */ |
| int |
| zpool_do_offline(int argc, char **argv) |
| { |
| int c, i; |
| char *poolname; |
| zpool_handle_t *zhp; |
| int ret = 0; |
| boolean_t istmp = B_FALSE; |
| boolean_t fault = B_FALSE; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "ft")) != -1) { |
| switch (c) { |
| case 'f': |
| fault = B_TRUE; |
| break; |
| case 't': |
| istmp = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name\n")); |
| usage(B_FALSE); |
| } |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing device name\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| for (i = 1; i < argc; i++) { |
| if (fault) { |
| uint64_t guid = zpool_vdev_path_to_guid(zhp, argv[i]); |
| vdev_aux_t aux; |
| if (istmp == B_FALSE) { |
| /* Force the fault to persist across imports */ |
| aux = VDEV_AUX_EXTERNAL_PERSIST; |
| } else { |
| aux = VDEV_AUX_EXTERNAL; |
| } |
| |
| if (guid == 0 || zpool_vdev_fault(zhp, guid, aux) != 0) |
| ret = 1; |
| } else { |
| if (zpool_vdev_offline(zhp, argv[i], istmp) != 0) |
| ret = 1; |
| } |
| } |
| |
| zpool_close(zhp); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool clear <pool> [device] |
| * |
| * Clear all errors associated with a pool or a particular device. |
| */ |
| int |
| zpool_do_clear(int argc, char **argv) |
| { |
| int c; |
| int ret = 0; |
| boolean_t dryrun = B_FALSE; |
| boolean_t do_rewind = B_FALSE; |
| boolean_t xtreme_rewind = B_FALSE; |
| uint32_t rewind_policy = ZPOOL_NO_REWIND; |
| nvlist_t *policy = NULL; |
| zpool_handle_t *zhp; |
| char *pool, *device; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "FnX")) != -1) { |
| switch (c) { |
| case 'F': |
| do_rewind = B_TRUE; |
| break; |
| case 'n': |
| dryrun = B_TRUE; |
| break; |
| case 'X': |
| xtreme_rewind = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc > 2) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| if ((dryrun || xtreme_rewind) && !do_rewind) { |
| (void) fprintf(stderr, |
| gettext("-n or -X only meaningful with -F\n")); |
| usage(B_FALSE); |
| } |
| if (dryrun) |
| rewind_policy = ZPOOL_TRY_REWIND; |
| else if (do_rewind) |
| rewind_policy = ZPOOL_DO_REWIND; |
| if (xtreme_rewind) |
| rewind_policy |= ZPOOL_EXTREME_REWIND; |
| |
| /* In future, further rewind policy choices can be passed along here */ |
| if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 || |
| nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, |
| rewind_policy) != 0) { |
| return (1); |
| } |
| |
| pool = argv[0]; |
| device = argc == 2 ? argv[1] : NULL; |
| |
| if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) { |
| nvlist_free(policy); |
| return (1); |
| } |
| |
| if (zpool_clear(zhp, device, policy) != 0) |
| ret = 1; |
| |
| zpool_close(zhp); |
| |
| nvlist_free(policy); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool reguid <pool> |
| */ |
| int |
| zpool_do_reguid(int argc, char **argv) |
| { |
| int c; |
| char *poolname; |
| zpool_handle_t *zhp; |
| int ret = 0; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "")) != -1) { |
| switch (c) { |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* get pool name and check number of arguments */ |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| poolname = argv[0]; |
| if ((zhp = zpool_open(g_zfs, poolname)) == NULL) |
| return (1); |
| |
| ret = zpool_reguid(zhp); |
| |
| zpool_close(zhp); |
| return (ret); |
| } |
| |
| |
| /* |
| * zpool reopen <pool> |
| * |
| * Reopen the pool so that the kernel can update the sizes of all vdevs. |
| */ |
| int |
| zpool_do_reopen(int argc, char **argv) |
| { |
| int c; |
| int ret = 0; |
| boolean_t scrub_restart = B_TRUE; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "n")) != -1) { |
| switch (c) { |
| case 'n': |
| scrub_restart = B_FALSE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| /* if argc == 0 we will execute zpool_reopen_one on all pools */ |
| ret = for_each_pool(argc, argv, B_TRUE, NULL, zpool_reopen_one, |
| &scrub_restart); |
| |
| return (ret); |
| } |
| |
| typedef struct scrub_cbdata { |
| int cb_type; |
| int cb_argc; |
| char **cb_argv; |
| pool_scrub_cmd_t cb_scrub_cmd; |
| } scrub_cbdata_t; |
| |
| static boolean_t |
| zpool_has_checkpoint(zpool_handle_t *zhp) |
| { |
| nvlist_t *config, *nvroot; |
| |
| config = zpool_get_config(zhp, NULL); |
| |
| if (config != NULL) { |
| pool_checkpoint_stat_t *pcs = NULL; |
| uint_t c; |
| |
| nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE); |
| (void) nvlist_lookup_uint64_array(nvroot, |
| ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c); |
| |
| if (pcs == NULL || pcs->pcs_state == CS_NONE) |
| return (B_FALSE); |
| |
| assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS || |
| pcs->pcs_state == CS_CHECKPOINT_DISCARDING); |
| return (B_TRUE); |
| } |
| |
| return (B_FALSE); |
| } |
| |
| int |
| scrub_callback(zpool_handle_t *zhp, void *data) |
| { |
| scrub_cbdata_t *cb = data; |
| int err; |
| |
| /* |
| * Ignore faulted pools. |
| */ |
| if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) { |
| (void) fprintf(stderr, gettext("cannot scan '%s': pool is " |
| "currently unavailable\n"), zpool_get_name(zhp)); |
| return (1); |
| } |
| |
| err = zpool_scan(zhp, cb->cb_type, cb->cb_scrub_cmd); |
| |
| if (err == 0 && zpool_has_checkpoint(zhp) && |
| cb->cb_type == POOL_SCAN_SCRUB) { |
| (void) printf(gettext("warning: will not scrub state that " |
| "belongs to the checkpoint of pool '%s'\n"), |
| zpool_get_name(zhp)); |
| } |
| |
| return (err != 0); |
| } |
| |
| /* |
| * zpool scrub [-s | -p] <pool> ... |
| * |
| * -s Stop. Stops any in-progress scrub. |
| * -p Pause. Pause in-progress scrub. |
| */ |
| int |
| zpool_do_scrub(int argc, char **argv) |
| { |
| int c; |
| scrub_cbdata_t cb; |
| |
| cb.cb_type = POOL_SCAN_SCRUB; |
| cb.cb_scrub_cmd = POOL_SCRUB_NORMAL; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "sp")) != -1) { |
| switch (c) { |
| case 's': |
| cb.cb_type = POOL_SCAN_NONE; |
| break; |
| case 'p': |
| cb.cb_scrub_cmd = POOL_SCRUB_PAUSE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| if (cb.cb_type == POOL_SCAN_NONE && |
| cb.cb_scrub_cmd == POOL_SCRUB_PAUSE) { |
| (void) fprintf(stderr, gettext("invalid option combination: " |
| "-s and -p are mutually exclusive\n")); |
| usage(B_FALSE); |
| } |
| |
| cb.cb_argc = argc; |
| cb.cb_argv = argv; |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| |
| return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb)); |
| } |
| |
| /* |
| * zpool resilver <pool> ... |
| * |
| * Restarts any in-progress resilver |
| */ |
| int |
| zpool_do_resilver(int argc, char **argv) |
| { |
| int c; |
| scrub_cbdata_t cb; |
| |
| cb.cb_type = POOL_SCAN_RESILVER; |
| cb.cb_scrub_cmd = POOL_SCRUB_NORMAL; |
| cb.cb_argc = argc; |
| cb.cb_argv = argv; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "")) != -1) { |
| switch (c) { |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| } |
| |
| return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb)); |
| } |
| |
| /* |
| * zpool trim [-d] [-r <rate>] [-c | -s] <pool> [<device> ...] |
| * |
| * -c Cancel. Ends any in-progress trim. |
| * -d Secure trim. Requires kernel and device support. |
| * -r <rate> Sets the TRIM rate in bytes (per second). Supports |
| * adding a multiplier suffix such as 'k' or 'm'. |
| * -s Suspend. TRIM can then be restarted with no flags. |
| */ |
| int |
| zpool_do_trim(int argc, char **argv) |
| { |
| struct option long_options[] = { |
| {"cancel", no_argument, NULL, 'c'}, |
| {"secure", no_argument, NULL, 'd'}, |
| {"rate", required_argument, NULL, 'r'}, |
| {"suspend", no_argument, NULL, 's'}, |
| {0, 0, 0, 0} |
| }; |
| |
| pool_trim_func_t cmd_type = POOL_TRIM_START; |
| uint64_t rate = 0; |
| boolean_t secure = B_FALSE; |
| |
| int c; |
| while ((c = getopt_long(argc, argv, "cdr:s", long_options, NULL)) |
| != -1) { |
| switch (c) { |
| case 'c': |
| if (cmd_type != POOL_TRIM_START && |
| cmd_type != POOL_TRIM_CANCEL) { |
| (void) fprintf(stderr, gettext("-c cannot be " |
| "combined with other options\n")); |
| usage(B_FALSE); |
| } |
| cmd_type = POOL_TRIM_CANCEL; |
| break; |
| case 'd': |
| if (cmd_type != POOL_TRIM_START) { |
| (void) fprintf(stderr, gettext("-d cannot be " |
| "combined with the -c or -s options\n")); |
| usage(B_FALSE); |
| } |
| secure = B_TRUE; |
| break; |
| case 'r': |
| if (cmd_type != POOL_TRIM_START) { |
| (void) fprintf(stderr, gettext("-r cannot be " |
| "combined with the -c or -s options\n")); |
| usage(B_FALSE); |
| } |
| if (zfs_nicestrtonum(NULL, optarg, &rate) == -1) { |
| (void) fprintf(stderr, |
| gettext("invalid value for rate\n")); |
| usage(B_FALSE); |
| } |
| break; |
| case 's': |
| if (cmd_type != POOL_TRIM_START && |
| cmd_type != POOL_TRIM_SUSPEND) { |
| (void) fprintf(stderr, gettext("-s cannot be " |
| "combined with other options\n")); |
| usage(B_FALSE); |
| } |
| cmd_type = POOL_TRIM_SUSPEND; |
| break; |
| case '?': |
| if (optopt != 0) { |
| (void) fprintf(stderr, |
| gettext("invalid option '%c'\n"), optopt); |
| } else { |
| (void) fprintf(stderr, |
| gettext("invalid option '%s'\n"), |
| argv[optind - 1]); |
| } |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing pool name argument\n")); |
| usage(B_FALSE); |
| return (-1); |
| } |
| |
| char *poolname = argv[0]; |
| zpool_handle_t *zhp = zpool_open(g_zfs, poolname); |
| if (zhp == NULL) |
| return (-1); |
| |
| trimflags_t trim_flags = { |
| .secure = secure, |
| .rate = rate, |
| }; |
| |
| nvlist_t *vdevs = fnvlist_alloc(); |
| if (argc == 1) { |
| /* no individual leaf vdevs specified, so add them all */ |
| nvlist_t *config = zpool_get_config(zhp, NULL); |
| nvlist_t *nvroot = fnvlist_lookup_nvlist(config, |
| ZPOOL_CONFIG_VDEV_TREE); |
| zpool_collect_leaves(zhp, nvroot, vdevs); |
| trim_flags.fullpool = B_TRUE; |
| } else { |
| trim_flags.fullpool = B_FALSE; |
| for (int i = 1; i < argc; i++) { |
| fnvlist_add_boolean(vdevs, argv[i]); |
| } |
| } |
| |
| int error = zpool_trim(zhp, cmd_type, vdevs, &trim_flags); |
| |
| fnvlist_free(vdevs); |
| zpool_close(zhp); |
| |
| return (error); |
| } |
| |
| /* |
| * Print out detailed scrub status. |
| */ |
| static void |
| print_scan_status(pool_scan_stat_t *ps) |
| { |
| time_t start, end, pause; |
| uint64_t total_secs_left; |
| uint64_t elapsed, secs_left, mins_left, hours_left, days_left; |
| uint64_t pass_scanned, scanned, pass_issued, issued, total; |
| uint64_t scan_rate, issue_rate; |
| double fraction_done; |
| char processed_buf[7], scanned_buf[7], issued_buf[7], total_buf[7]; |
| char srate_buf[7], irate_buf[7]; |
| |
| (void) printf(gettext(" scan: ")); |
| |
| /* If there's never been a scan, there's not much to say. */ |
| if (ps == NULL || ps->pss_func == POOL_SCAN_NONE || |
| ps->pss_func >= POOL_SCAN_FUNCS) { |
| (void) printf(gettext("none requested\n")); |
| return; |
| } |
| |
| start = ps->pss_start_time; |
| end = ps->pss_end_time; |
| pause = ps->pss_pass_scrub_pause; |
| |
| zfs_nicebytes(ps->pss_processed, processed_buf, sizeof (processed_buf)); |
| |
| assert(ps->pss_func == POOL_SCAN_SCRUB || |
| ps->pss_func == POOL_SCAN_RESILVER); |
| |
| /* Scan is finished or canceled. */ |
| if (ps->pss_state == DSS_FINISHED) { |
| total_secs_left = end - start; |
| days_left = total_secs_left / 60 / 60 / 24; |
| hours_left = (total_secs_left / 60 / 60) % 24; |
| mins_left = (total_secs_left / 60) % 60; |
| secs_left = (total_secs_left % 60); |
| |
| if (ps->pss_func == POOL_SCAN_SCRUB) { |
| (void) printf(gettext("scrub repaired %s " |
| "in %llu days %02llu:%02llu:%02llu " |
| "with %llu errors on %s"), processed_buf, |
| (u_longlong_t)days_left, (u_longlong_t)hours_left, |
| (u_longlong_t)mins_left, (u_longlong_t)secs_left, |
| (u_longlong_t)ps->pss_errors, ctime(&end)); |
| } else if (ps->pss_func == POOL_SCAN_RESILVER) { |
| (void) printf(gettext("resilvered %s " |
| "in %llu days %02llu:%02llu:%02llu " |
| "with %llu errors on %s"), processed_buf, |
| (u_longlong_t)days_left, (u_longlong_t)hours_left, |
| (u_longlong_t)mins_left, (u_longlong_t)secs_left, |
| (u_longlong_t)ps->pss_errors, ctime(&end)); |
| } |
| return; |
| } else if (ps->pss_state == DSS_CANCELED) { |
| if (ps->pss_func == POOL_SCAN_SCRUB) { |
| (void) printf(gettext("scrub canceled on %s"), |
| ctime(&end)); |
| } else if (ps->pss_func == POOL_SCAN_RESILVER) { |
| (void) printf(gettext("resilver canceled on %s"), |
| ctime(&end)); |
| } |
| return; |
| } |
| |
| assert(ps->pss_state == DSS_SCANNING); |
| |
| /* Scan is in progress. Resilvers can't be paused. */ |
| if (ps->pss_func == POOL_SCAN_SCRUB) { |
| if (pause == 0) { |
| (void) printf(gettext("scrub in progress since %s"), |
| ctime(&start)); |
| } else { |
| (void) printf(gettext("scrub paused since %s"), |
| ctime(&pause)); |
| (void) printf(gettext("\tscrub started on %s"), |
| ctime(&start)); |
| } |
| } else if (ps->pss_func == POOL_SCAN_RESILVER) { |
| (void) printf(gettext("resilver in progress since %s"), |
| ctime(&start)); |
| } |
| |
| scanned = ps->pss_examined; |
| pass_scanned = ps->pss_pass_exam; |
| issued = ps->pss_issued; |
| pass_issued = ps->pss_pass_issued; |
| total = ps->pss_to_examine; |
| |
| /* we are only done with a block once we have issued the IO for it */ |
| fraction_done = (double)issued / total; |
| |
| /* elapsed time for this pass, rounding up to 1 if it's 0 */ |
| elapsed = time(NULL) - ps->pss_pass_start; |
| elapsed -= ps->pss_pass_scrub_spent_paused; |
| elapsed = (elapsed != 0) ? elapsed : 1; |
| |
| scan_rate = pass_scanned / elapsed; |
| issue_rate = pass_issued / elapsed; |
| total_secs_left = (issue_rate != 0 && total >= issued) ? |
| ((total - issued) / issue_rate) : UINT64_MAX; |
| |
| days_left = total_secs_left / 60 / 60 / 24; |
| hours_left = (total_secs_left / 60 / 60) % 24; |
| mins_left = (total_secs_left / 60) % 60; |
| secs_left = (total_secs_left % 60); |
| |
| /* format all of the numbers we will be reporting */ |
| zfs_nicebytes(scanned, scanned_buf, sizeof (scanned_buf)); |
| zfs_nicebytes(issued, issued_buf, sizeof (issued_buf)); |
| zfs_nicebytes(total, total_buf, sizeof (total_buf)); |
| zfs_nicebytes(scan_rate, srate_buf, sizeof (srate_buf)); |
| zfs_nicebytes(issue_rate, irate_buf, sizeof (irate_buf)); |
| |
| /* do not print estimated time if we have a paused scrub */ |
| if (pause == 0) { |
| (void) printf(gettext("\t%s scanned at %s/s, " |
| "%s issued at %s/s, %s total\n"), |
| scanned_buf, srate_buf, issued_buf, irate_buf, total_buf); |
| } else { |
| (void) printf(gettext("\t%s scanned, %s issued, %s total\n"), |
| scanned_buf, issued_buf, total_buf); |
| } |
| |
| if (ps->pss_func == POOL_SCAN_RESILVER) { |
| (void) printf(gettext("\t%s resilvered, %.2f%% done"), |
| processed_buf, 100 * fraction_done); |
| } else if (ps->pss_func == POOL_SCAN_SCRUB) { |
| (void) printf(gettext("\t%s repaired, %.2f%% done"), |
| processed_buf, 100 * fraction_done); |
| } |
| |
| if (pause == 0) { |
| if (total_secs_left != UINT64_MAX && |
| issue_rate >= 10 * 1024 * 1024) { |
| (void) printf(gettext(", %llu days " |
| "%02llu:%02llu:%02llu to go\n"), |
| (u_longlong_t)days_left, (u_longlong_t)hours_left, |
| (u_longlong_t)mins_left, (u_longlong_t)secs_left); |
| } else { |
| (void) printf(gettext(", no estimated " |
| "completion time\n")); |
| } |
| } else { |
| (void) printf(gettext("\n")); |
| } |
| } |
| |
| /* |
| * As we don't scrub checkpointed blocks, we want to warn the |
| * user that we skipped scanning some blocks if a checkpoint exists |
| * or existed at any time during the scan. |
| */ |
| static void |
| print_checkpoint_scan_warning(pool_scan_stat_t *ps, pool_checkpoint_stat_t *pcs) |
| { |
| if (ps == NULL || pcs == NULL) |
| return; |
| |
| if (pcs->pcs_state == CS_NONE || |
| pcs->pcs_state == CS_CHECKPOINT_DISCARDING) |
| return; |
| |
| assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS); |
| |
| if (ps->pss_state == DSS_NONE) |
| return; |
| |
| if ((ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) && |
| ps->pss_end_time < pcs->pcs_start_time) |
| return; |
| |
| if (ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) { |
| (void) printf(gettext(" scan warning: skipped blocks " |
| "that are only referenced by the checkpoint.\n")); |
| } else { |
| assert(ps->pss_state == DSS_SCANNING); |
| (void) printf(gettext(" scan warning: skipping blocks " |
| "that are only referenced by the checkpoint.\n")); |
| } |
| } |
| |
| /* |
| * Print out detailed removal status. |
| */ |
| static void |
| print_removal_status(zpool_handle_t *zhp, pool_removal_stat_t *prs) |
| { |
| char copied_buf[7], examined_buf[7], total_buf[7], rate_buf[7]; |
| time_t start, end; |
| nvlist_t *config, *nvroot; |
| nvlist_t **child; |
| uint_t children; |
| char *vdev_name; |
| |
| if (prs == NULL || prs->prs_state == DSS_NONE) |
| return; |
| |
| /* |
| * Determine name of vdev. |
| */ |
| config = zpool_get_config(zhp, NULL); |
| nvroot = fnvlist_lookup_nvlist(config, |
| ZPOOL_CONFIG_VDEV_TREE); |
| verify(nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, |
| &child, &children) == 0); |
| assert(prs->prs_removing_vdev < children); |
| vdev_name = zpool_vdev_name(g_zfs, zhp, |
| child[prs->prs_removing_vdev], B_TRUE); |
| |
| (void) printf(gettext("remove: ")); |
| |
| start = prs->prs_start_time; |
| end = prs->prs_end_time; |
| zfs_nicenum(prs->prs_copied, copied_buf, sizeof (copied_buf)); |
| |
| /* |
| * Removal is finished or canceled. |
| */ |
| if (prs->prs_state == DSS_FINISHED) { |
| uint64_t minutes_taken = (end - start) / 60; |
| |
| (void) printf(gettext("Removal of vdev %llu copied %s " |
| "in %lluh%um, completed on %s"), |
| (longlong_t)prs->prs_removing_vdev, |
| copied_buf, |
| (u_longlong_t)(minutes_taken / 60), |
| (uint_t)(minutes_taken % 60), |
| ctime((time_t *)&end)); |
| } else if (prs->prs_state == DSS_CANCELED) { |
| (void) printf(gettext("Removal of %s canceled on %s"), |
| vdev_name, ctime(&end)); |
| } else { |
| uint64_t copied, total, elapsed, mins_left, hours_left; |
| double fraction_done; |
| uint_t rate; |
| |
| assert(prs->prs_state == DSS_SCANNING); |
| |
| /* |
| * Removal is in progress. |
| */ |
| (void) printf(gettext( |
| "Evacuation of %s in progress since %s"), |
| vdev_name, ctime(&start)); |
| |
| copied = prs->prs_copied > 0 ? prs->prs_copied : 1; |
| total = prs->prs_to_copy; |
| fraction_done = (double)copied / total; |
| |
| /* elapsed time for this pass */ |
| elapsed = time(NULL) - prs->prs_start_time; |
| elapsed = elapsed > 0 ? elapsed : 1; |
| rate = copied / elapsed; |
| rate = rate > 0 ? rate : 1; |
| mins_left = ((total - copied) / rate) / 60; |
| hours_left = mins_left / 60; |
| |
| zfs_nicenum(copied, examined_buf, sizeof (examined_buf)); |
| zfs_nicenum(total, total_buf, sizeof (total_buf)); |
| zfs_nicenum(rate, rate_buf, sizeof (rate_buf)); |
| |
| /* |
| * do not print estimated time if hours_left is more than |
| * 30 days |
| */ |
| (void) printf(gettext(" %s copied out of %s at %s/s, " |
| "%.2f%% done"), |
| examined_buf, total_buf, rate_buf, 100 * fraction_done); |
| if (hours_left < (30 * 24)) { |
| (void) printf(gettext(", %lluh%um to go\n"), |
| (u_longlong_t)hours_left, (uint_t)(mins_left % 60)); |
| } else { |
| (void) printf(gettext( |
| ", (copy is slow, no estimated time)\n")); |
| } |
| } |
| |
| if (prs->prs_mapping_memory > 0) { |
| char mem_buf[7]; |
| zfs_nicenum(prs->prs_mapping_memory, mem_buf, sizeof (mem_buf)); |
| (void) printf(gettext(" %s memory used for " |
| "removed device mappings\n"), |
| mem_buf); |
| } |
| } |
| |
| static void |
| print_checkpoint_status(pool_checkpoint_stat_t *pcs) |
| { |
| time_t start; |
| char space_buf[7]; |
| |
| if (pcs == NULL || pcs->pcs_state == CS_NONE) |
| return; |
| |
| (void) printf(gettext("checkpoint: ")); |
| |
| start = pcs->pcs_start_time; |
| zfs_nicenum(pcs->pcs_space, space_buf, sizeof (space_buf)); |
| |
| if (pcs->pcs_state == CS_CHECKPOINT_EXISTS) { |
| char *date = ctime(&start); |
| |
| /* |
| * ctime() adds a newline at the end of the generated |
| * string, thus the weird format specifier and the |
| * strlen() call used to chop it off from the output. |
| */ |
| (void) printf(gettext("created %.*s, consumes %s\n"), |
| (int)(strlen(date) - 1), date, space_buf); |
| return; |
| } |
| |
| assert(pcs->pcs_state == CS_CHECKPOINT_DISCARDING); |
| |
| (void) printf(gettext("discarding, %s remaining.\n"), |
| space_buf); |
| } |
| |
| static void |
| print_error_log(zpool_handle_t *zhp) |
| { |
| nvlist_t *nverrlist = NULL; |
| nvpair_t *elem; |
| char *pathname; |
| size_t len = MAXPATHLEN * 2; |
| |
| if (zpool_get_errlog(zhp, &nverrlist) != 0) |
| return; |
| |
| (void) printf("errors: Permanent errors have been " |
| "detected in the following files:\n\n"); |
| |
| pathname = safe_malloc(len); |
| elem = NULL; |
| while ((elem = nvlist_next_nvpair(nverrlist, elem)) != NULL) { |
| nvlist_t *nv; |
| uint64_t dsobj, obj; |
| |
| verify(nvpair_value_nvlist(elem, &nv) == 0); |
| verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_DATASET, |
| &dsobj) == 0); |
| verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_OBJECT, |
| &obj) == 0); |
| zpool_obj_to_path(zhp, dsobj, obj, pathname, len); |
| (void) printf("%7s %s\n", "", pathname); |
| } |
| free(pathname); |
| nvlist_free(nverrlist); |
| } |
| |
| static void |
| print_spares(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **spares, |
| uint_t nspares) |
| { |
| uint_t i; |
| char *name; |
| |
| if (nspares == 0) |
| return; |
| |
| (void) printf(gettext("\tspares\n")); |
| |
| for (i = 0; i < nspares; i++) { |
| name = zpool_vdev_name(g_zfs, zhp, spares[i], |
| cb->cb_name_flags); |
| print_status_config(zhp, cb, name, spares[i], 2, B_TRUE); |
| free(name); |
| } |
| } |
| |
| static void |
| print_l2cache(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **l2cache, |
| uint_t nl2cache) |
| { |
| uint_t i; |
| char *name; |
| |
| if (nl2cache == 0) |
| return; |
| |
| (void) printf(gettext("\tcache\n")); |
| |
| for (i = 0; i < nl2cache; i++) { |
| name = zpool_vdev_name(g_zfs, zhp, l2cache[i], |
| cb->cb_name_flags); |
| print_status_config(zhp, cb, name, l2cache[i], 2, B_FALSE); |
| free(name); |
| } |
| } |
| |
| static void |
| print_dedup_stats(nvlist_t *config) |
| { |
| ddt_histogram_t *ddh; |
| ddt_stat_t *dds; |
| ddt_object_t *ddo; |
| uint_t c; |
| char dspace[6], mspace[6]; |
| |
| /* |
| * If the pool was faulted then we may not have been able to |
| * obtain the config. Otherwise, if we have anything in the dedup |
| * table continue processing the stats. |
| */ |
| if (nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_OBJ_STATS, |
| (uint64_t **)&ddo, &c) != 0) |
| return; |
| |
| (void) printf("\n"); |
| (void) printf(gettext(" dedup: ")); |
| if (ddo->ddo_count == 0) { |
| (void) printf(gettext("no DDT entries\n")); |
| return; |
| } |
| |
| zfs_nicebytes(ddo->ddo_dspace, dspace, sizeof (dspace)); |
| zfs_nicebytes(ddo->ddo_mspace, mspace, sizeof (mspace)); |
| (void) printf("DDT entries %llu, size %s on disk, %s in core\n", |
| (u_longlong_t)ddo->ddo_count, |
| dspace, |
| mspace); |
| |
| verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_STATS, |
| (uint64_t **)&dds, &c) == 0); |
| verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_HISTOGRAM, |
| (uint64_t **)&ddh, &c) == 0); |
| zpool_dump_ddt(dds, ddh); |
| } |
| |
| /* |
| * Display a summary of pool status. Displays a summary such as: |
| * |
| * pool: tank |
| * status: DEGRADED |
| * reason: One or more devices ... |
| * see: http://zfsonlinux.org/msg/ZFS-xxxx-01 |
| * config: |
| * mirror DEGRADED |
| * c1t0d0 OK |
| * c2t0d0 UNAVAIL |
| * |
| * When given the '-v' option, we print out the complete config. If the '-e' |
| * option is specified, then we print out error rate information as well. |
| */ |
| int |
| status_callback(zpool_handle_t *zhp, void *data) |
| { |
| status_cbdata_t *cbp = data; |
| nvlist_t *config, *nvroot; |
| char *msgid; |
| zpool_status_t reason; |
| zpool_errata_t errata; |
| const char *health; |
| uint_t c; |
| vdev_stat_t *vs; |
| |
| config = zpool_get_config(zhp, NULL); |
| reason = zpool_get_status(zhp, &msgid, &errata); |
| |
| cbp->cb_count++; |
| |
| /* |
| * If we were given 'zpool status -x', only report those pools with |
| * problems. |
| */ |
| if (cbp->cb_explain && |
| (reason == ZPOOL_STATUS_OK || |
| reason == ZPOOL_STATUS_VERSION_OLDER || |
| reason == ZPOOL_STATUS_FEAT_DISABLED)) { |
| if (!cbp->cb_allpools) { |
| (void) printf(gettext("pool '%s' is healthy\n"), |
| zpool_get_name(zhp)); |
| if (cbp->cb_first) |
| cbp->cb_first = B_FALSE; |
| } |
| return (0); |
| } |
| |
| if (cbp->cb_first) |
| cbp->cb_first = B_FALSE; |
| else |
| (void) printf("\n"); |
| |
| nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE); |
| verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS, |
| (uint64_t **)&vs, &c) == 0); |
| |
| health = zpool_get_state_str(zhp); |
| |
| (void) printf(gettext(" pool: %s\n"), zpool_get_name(zhp)); |
| (void) printf(gettext(" state: %s\n"), health); |
| |
| switch (reason) { |
| case ZPOOL_STATUS_MISSING_DEV_R: |
| (void) printf(gettext("status: One or more devices could not " |
| "be opened. Sufficient replicas exist for\n\tthe pool to " |
| "continue functioning in a degraded state.\n")); |
| (void) printf(gettext("action: Attach the missing device and " |
| "online it using 'zpool online'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_MISSING_DEV_NR: |
| (void) printf(gettext("status: One or more devices could not " |
| "be opened. There are insufficient\n\treplicas for the " |
| "pool to continue functioning.\n")); |
| (void) printf(gettext("action: Attach the missing device and " |
| "online it using 'zpool online'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_LABEL_R: |
| (void) printf(gettext("status: One or more devices could not " |
| "be used because the label is missing or\n\tinvalid. " |
| "Sufficient replicas exist for the pool to continue\n\t" |
| "functioning in a degraded state.\n")); |
| (void) printf(gettext("action: Replace the device using " |
| "'zpool replace'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_LABEL_NR: |
| (void) printf(gettext("status: One or more devices could not " |
| "be used because the label is missing \n\tor invalid. " |
| "There are insufficient replicas for the pool to " |
| "continue\n\tfunctioning.\n")); |
| zpool_explain_recover(zpool_get_handle(zhp), |
| zpool_get_name(zhp), reason, config); |
| break; |
| |
| case ZPOOL_STATUS_FAILING_DEV: |
| (void) printf(gettext("status: One or more devices has " |
| "experienced an unrecoverable error. An\n\tattempt was " |
| "made to correct the error. Applications are " |
| "unaffected.\n")); |
| (void) printf(gettext("action: Determine if the device needs " |
| "to be replaced, and clear the errors\n\tusing " |
| "'zpool clear' or replace the device with 'zpool " |
| "replace'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_OFFLINE_DEV: |
| (void) printf(gettext("status: One or more devices has " |
| "been taken offline by the administrator.\n\tSufficient " |
| "replicas exist for the pool to continue functioning in " |
| "a\n\tdegraded state.\n")); |
| (void) printf(gettext("action: Online the device using " |
| "'zpool online' or replace the device with\n\t'zpool " |
| "replace'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_REMOVED_DEV: |
| (void) printf(gettext("status: One or more devices has " |
| "been removed by the administrator.\n\tSufficient " |
| "replicas exist for the pool to continue functioning in " |
| "a\n\tdegraded state.\n")); |
| (void) printf(gettext("action: Online the device using " |
| "'zpool online' or replace the device with\n\t'zpool " |
| "replace'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_RESILVERING: |
| (void) printf(gettext("status: One or more devices is " |
| "currently being resilvered. The pool will\n\tcontinue " |
| "to function, possibly in a degraded state.\n")); |
| (void) printf(gettext("action: Wait for the resilver to " |
| "complete.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_DATA: |
| (void) printf(gettext("status: One or more devices has " |
| "experienced an error resulting in data\n\tcorruption. " |
| "Applications may be affected.\n")); |
| (void) printf(gettext("action: Restore the file in question " |
| "if possible. Otherwise restore the\n\tentire pool from " |
| "backup.\n")); |
| break; |
| |
| case ZPOOL_STATUS_CORRUPT_POOL: |
| (void) printf(gettext("status: The pool metadata is corrupted " |
| "and the pool cannot be opened.\n")); |
| zpool_explain_recover(zpool_get_handle(zhp), |
| zpool_get_name(zhp), reason, config); |
| break; |
| |
| case ZPOOL_STATUS_VERSION_OLDER: |
| (void) printf(gettext("status: The pool is formatted using a " |
| "legacy on-disk format. The pool can\n\tstill be used, " |
| "but some features are unavailable.\n")); |
| (void) printf(gettext("action: Upgrade the pool using 'zpool " |
| "upgrade'. Once this is done, the\n\tpool will no longer " |
| "be accessible on software that does not support\n\t" |
| "feature flags.\n")); |
| break; |
| |
| case ZPOOL_STATUS_VERSION_NEWER: |
| (void) printf(gettext("status: The pool has been upgraded to a " |
| "newer, incompatible on-disk version.\n\tThe pool cannot " |
| "be accessed on this system.\n")); |
| (void) printf(gettext("action: Access the pool from a system " |
| "running more recent software, or\n\trestore the pool from " |
| "backup.\n")); |
| break; |
| |
| case ZPOOL_STATUS_FEAT_DISABLED: |
| (void) printf(gettext("status: Some supported features are not " |
| "enabled on the pool. The pool can\n\tstill be used, but " |
| "some features are unavailable.\n")); |
| (void) printf(gettext("action: Enable all features using " |
| "'zpool upgrade'. Once this is done,\n\tthe pool may no " |
| "longer be accessible by software that does not support\n\t" |
| "the features. See zpool-features(5) for details.\n")); |
| break; |
| |
| case ZPOOL_STATUS_UNSUP_FEAT_READ: |
| (void) printf(gettext("status: The pool cannot be accessed on " |
| "this system because it uses the\n\tfollowing feature(s) " |
| "not supported on this system:\n")); |
| zpool_print_unsup_feat(config); |
| (void) printf("\n"); |
| (void) printf(gettext("action: Access the pool from a system " |
| "that supports the required feature(s),\n\tor restore the " |
| "pool from backup.\n")); |
| break; |
| |
| case ZPOOL_STATUS_UNSUP_FEAT_WRITE: |
| (void) printf(gettext("status: The pool can only be accessed " |
| "in read-only mode on this system. It\n\tcannot be " |
| "accessed in read-write mode because it uses the " |
| "following\n\tfeature(s) not supported on this system:\n")); |
| zpool_print_unsup_feat(config); |
| (void) printf("\n"); |
| (void) printf(gettext("action: The pool cannot be accessed in " |
| "read-write mode. Import the pool with\n" |
| "\t\"-o readonly=on\", access the pool from a system that " |
| "supports the\n\trequired feature(s), or restore the " |
| "pool from backup.\n")); |
| break; |
| |
| case ZPOOL_STATUS_FAULTED_DEV_R: |
| (void) printf(gettext("status: One or more devices are " |
| "faulted in response to persistent errors.\n\tSufficient " |
| "replicas exist for the pool to continue functioning " |
| "in a\n\tdegraded state.\n")); |
| (void) printf(gettext("action: Replace the faulted device, " |
| "or use 'zpool clear' to mark the device\n\trepaired.\n")); |
| break; |
| |
| case ZPOOL_STATUS_FAULTED_DEV_NR: |
| (void) printf(gettext("status: One or more devices are " |
| "faulted in response to persistent errors. There are " |
| "insufficient replicas for the pool to\n\tcontinue " |
| "functioning.\n")); |
| (void) printf(gettext("action: Destroy and re-create the pool " |
| "from a backup source. Manually marking the device\n" |
| "\trepaired using 'zpool clear' may allow some data " |
| "to be recovered.\n")); |
| break; |
| |
| case ZPOOL_STATUS_IO_FAILURE_MMP: |
| (void) printf(gettext("status: The pool is suspended because " |
| "multihost writes failed or were delayed;\n\tanother " |
| "system could import the pool undetected.\n")); |
| (void) printf(gettext("action: Make sure the pool's devices " |
| "are connected, then reboot your system and\n\timport the " |
| "pool.\n")); |
| break; |
| |
| case ZPOOL_STATUS_IO_FAILURE_WAIT: |
| case ZPOOL_STATUS_IO_FAILURE_CONTINUE: |
| (void) printf(gettext("status: One or more devices are " |
| "faulted in response to IO failures.\n")); |
| (void) printf(gettext("action: Make sure the affected devices " |
| "are connected, then run 'zpool clear'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_BAD_LOG: |
| (void) printf(gettext("status: An intent log record " |
| "could not be read.\n" |
| "\tWaiting for administrator intervention to fix the " |
| "faulted pool.\n")); |
| (void) printf(gettext("action: Either restore the affected " |
| "device(s) and run 'zpool online',\n" |
| "\tor ignore the intent log records by running " |
| "'zpool clear'.\n")); |
| break; |
| |
| case ZPOOL_STATUS_HOSTID_MISMATCH: |
| (void) printf(gettext("status: Mismatch between pool hostid " |
| "and system hostid on imported pool.\n\tThis pool was " |
| "previously imported into a system with a different " |
| "hostid,\n\tand then was verbatim imported into this " |
| "system.\n")); |
| (void) printf(gettext("action: Export this pool on all systems " |
| "on which it is imported.\n" |
| "\tThen import it to correct the mismatch.\n")); |
| break; |
| |
| case ZPOOL_STATUS_ERRATA: |
| (void) printf(gettext("status: Errata #%d detected.\n"), |
| errata); |
| |
| switch (errata) { |
| case ZPOOL_ERRATA_NONE: |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_2094_SCRUB: |
| (void) printf(gettext("action: To correct the issue " |
| "run 'zpool scrub'.\n")); |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_6845_ENCRYPTION: |
| (void) printf(gettext("\tExisting encrypted datasets " |
| "contain an on-disk incompatibility\n\twhich " |
| "needs to be corrected.\n")); |
| (void) printf(gettext("action: To correct the issue " |
| "backup existing encrypted datasets to new\n\t" |
| "encrypted datasets and destroy the old ones. " |
| "'zfs mount -o ro' can\n\tbe used to temporarily " |
| "mount existing encrypted datasets readonly.\n")); |
| break; |
| |
| case ZPOOL_ERRATA_ZOL_8308_ENCRYPTION: |
| (void) printf(gettext("\tExisting encrypted snapshots " |
| "and bookmarks contain an on-disk\n\tincompat" |
| "ibility. This may cause on-disk corruption if " |
| "they are used\n\twith 'zfs recv'.\n")); |
| (void) printf(gettext("action: To correct the issue, " |
| "enable the bookmark_v2 feature. No additional\n\t" |
| "action is needed if there are no encrypted " |
| "snapshots or bookmarks.\n\tIf preserving the " |
| "encrypted snapshots and bookmarks is required, " |
| "use\n\ta non-raw send to backup and restore them. " |
| "Alternately, they may be\n\tremoved to resolve " |
| "the incompatibility.\n")); |
| break; |
| |
| default: |
| /* |
| * All errata which allow the pool to be imported |
| * must contain an action message. |
| */ |
| assert(0); |
| } |
| break; |
| |
| default: |
| /* |
| * The remaining errors can't actually be generated, yet. |
| */ |
| assert(reason == ZPOOL_STATUS_OK); |
| } |
| |
| if (msgid != NULL) |
| (void) printf(gettext(" see: http://zfsonlinux.org/msg/%s\n"), |
| msgid); |
| |
| if (config != NULL) { |
| uint64_t nerr; |
| nvlist_t **spares, **l2cache; |
| uint_t nspares, nl2cache; |
| pool_checkpoint_stat_t *pcs = NULL; |
| pool_scan_stat_t *ps = NULL; |
| pool_removal_stat_t *prs = NULL; |
| |
| (void) nvlist_lookup_uint64_array(nvroot, |
| ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c); |
| (void) nvlist_lookup_uint64_array(nvroot, |
| ZPOOL_CONFIG_SCAN_STATS, (uint64_t **)&ps, &c); |
| (void) nvlist_lookup_uint64_array(nvroot, |
| ZPOOL_CONFIG_REMOVAL_STATS, (uint64_t **)&prs, &c); |
| |
| print_scan_status(ps); |
| print_checkpoint_scan_warning(ps, pcs); |
| print_removal_status(zhp, prs); |
| print_checkpoint_status(pcs); |
| |
| cbp->cb_namewidth = max_width(zhp, nvroot, 0, 0, |
| cbp->cb_name_flags | VDEV_NAME_TYPE_ID); |
| if (cbp->cb_namewidth < 10) |
| cbp->cb_namewidth = 10; |
| |
| (void) printf(gettext("config:\n\n")); |
| (void) printf(gettext("\t%-*s %-8s %5s %5s %5s"), |
| cbp->cb_namewidth, "NAME", "STATE", "READ", "WRITE", |
| "CKSUM"); |
| |
| if (cbp->cb_print_slow_ios) |
| (void) printf(" %5s", gettext("SLOW")); |
| |
| if (cbp->vcdl != NULL) |
| print_cmd_columns(cbp->vcdl, 0); |
| |
| printf("\n"); |
| |
| print_status_config(zhp, cbp, zpool_get_name(zhp), nvroot, 0, |
| B_FALSE); |
| |
| print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_BIAS_DEDUP); |
| print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_BIAS_SPECIAL); |
| print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_CLASS_LOGS); |
| |
| if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, |
| &l2cache, &nl2cache) == 0) |
| print_l2cache(zhp, cbp, l2cache, nl2cache); |
| |
| if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, |
| &spares, &nspares) == 0) |
| print_spares(zhp, cbp, spares, nspares); |
| |
| if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_ERRCOUNT, |
| &nerr) == 0) { |
| nvlist_t *nverrlist = NULL; |
| |
| /* |
| * If the approximate error count is small, get a |
| * precise count by fetching the entire log and |
| * uniquifying the results. |
| */ |
| if (nerr > 0 && nerr < 100 && !cbp->cb_verbose && |
| zpool_get_errlog(zhp, &nverrlist) == 0) { |
| nvpair_t *elem; |
| |
| elem = NULL; |
| nerr = 0; |
| while ((elem = nvlist_next_nvpair(nverrlist, |
| elem)) != NULL) { |
| nerr++; |
| } |
| } |
| nvlist_free(nverrlist); |
| |
| (void) printf("\n"); |
| |
| if (nerr == 0) |
| (void) printf(gettext("errors: No known data " |
| "errors\n")); |
| else if (!cbp->cb_verbose) |
| (void) printf(gettext("errors: %llu data " |
| "errors, use '-v' for a list\n"), |
| (u_longlong_t)nerr); |
| else |
| print_error_log(zhp); |
| } |
| |
| if (cbp->cb_dedup_stats) |
| print_dedup_stats(config); |
| } else { |
| (void) printf(gettext("config: The configuration cannot be " |
| "determined.\n")); |
| } |
| |
| return (0); |
| } |
| |
| /* |
| * zpool status [-c [script1,script2,...]] [-igLpPstvx] [-T d|u] [pool] ... |
| * [interval [count]] |
| * |
| * -c CMD For each vdev, run command CMD |
| * -i Display vdev initialization status. |
| * -g Display guid for individual vdev name. |
| * -L Follow links when resolving vdev path name. |
| * -p Display values in parsable (exact) format. |
| * -P Display full path for vdev name. |
| * -s Display slow IOs column. |
| * -v Display complete error logs |
| * -x Display only pools with potential problems |
| * -D Display dedup status (undocumented) |
| * -t Display vdev TRIM status. |
| * -T Display a timestamp in date(1) or Unix format |
| * |
| * Describes the health status of all pools or some subset. |
| */ |
| int |
| zpool_do_status(int argc, char **argv) |
| { |
| int c; |
| int ret; |
| float interval = 0; |
| unsigned long count = 0; |
| status_cbdata_t cb = { 0 }; |
| char *cmd = NULL; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "c:igLpPsvxDtT:")) != -1) { |
| switch (c) { |
| case 'c': |
| if (cmd != NULL) { |
| fprintf(stderr, |
| gettext("Can't set -c flag twice\n")); |
| exit(1); |
| } |
| |
| if (getenv("ZPOOL_SCRIPTS_ENABLED") != NULL && |
| !libzfs_envvar_is_set("ZPOOL_SCRIPTS_ENABLED")) { |
| fprintf(stderr, gettext( |
| "Can't run -c, disabled by " |
| "ZPOOL_SCRIPTS_ENABLED.\n")); |
| exit(1); |
| } |
| |
| if ((getuid() <= 0 || geteuid() <= 0) && |
| !libzfs_envvar_is_set("ZPOOL_SCRIPTS_AS_ROOT")) { |
| fprintf(stderr, gettext( |
| "Can't run -c with root privileges " |
| "unless ZPOOL_SCRIPTS_AS_ROOT is set.\n")); |
| exit(1); |
| } |
| cmd = optarg; |
| break; |
| case 'i': |
| cb.cb_print_vdev_init = B_TRUE; |
| break; |
| case 'g': |
| cb.cb_name_flags |= VDEV_NAME_GUID; |
| break; |
| case 'L': |
| cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS; |
| break; |
| case 'p': |
| cb.cb_literal = B_TRUE; |
| break; |
| case 'P': |
| cb.cb_name_flags |= VDEV_NAME_PATH; |
| break; |
| case 's': |
| cb.cb_print_slow_ios = B_TRUE; |
| break; |
| case 'v': |
| cb.cb_verbose = B_TRUE; |
| break; |
| case 'x': |
| cb.cb_explain = B_TRUE; |
| break; |
| case 'D': |
| cb.cb_dedup_stats = B_TRUE; |
| break; |
| case 't': |
| cb.cb_print_vdev_trim = B_TRUE; |
| break; |
| case 'T': |
| get_timestamp_arg(*optarg); |
| break; |
| case '?': |
| if (optopt == 'c') { |
| print_zpool_script_list("status"); |
| exit(0); |
| } else { |
| fprintf(stderr, |
| gettext("invalid option '%c'\n"), optopt); |
| } |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| get_interval_count(&argc, argv, &interval, &count); |
| |
| if (argc == 0) |
| cb.cb_allpools = B_TRUE; |
| |
| cb.cb_first = B_TRUE; |
| cb.cb_print_status = B_TRUE; |
| |
| for (;;) { |
| if (timestamp_fmt != NODATE) |
| print_timestamp(timestamp_fmt); |
| |
| if (cmd != NULL) |
| cb.vcdl = all_pools_for_each_vdev_run(argc, argv, cmd, |
| NULL, NULL, 0, 0); |
| |
| ret = for_each_pool(argc, argv, B_TRUE, NULL, |
| status_callback, &cb); |
| |
| if (cb.vcdl != NULL) |
| free_vdev_cmd_data_list(cb.vcdl); |
| |
| if (argc == 0 && cb.cb_count == 0) |
| (void) fprintf(stderr, gettext("no pools available\n")); |
| else if (cb.cb_explain && cb.cb_first && cb.cb_allpools) |
| (void) printf(gettext("all pools are healthy\n")); |
| |
| if (ret != 0) |
| return (ret); |
| |
| if (interval == 0) |
| break; |
| |
| if (count != 0 && --count == 0) |
| break; |
| |
| (void) fsleep(interval); |
| } |
| |
| return (0); |
| } |
| |
| typedef struct upgrade_cbdata { |
| int cb_first; |
| int cb_argc; |
| uint64_t cb_version; |
| char **cb_argv; |
| } upgrade_cbdata_t; |
| |
| static int |
| check_unsupp_fs(zfs_handle_t *zhp, void *unsupp_fs) |
| { |
| int zfs_version = (int)zfs_prop_get_int(zhp, ZFS_PROP_VERSION); |
| int *count = (int *)unsupp_fs; |
| |
| if (zfs_version > ZPL_VERSION) { |
| (void) printf(gettext("%s (v%d) is not supported by this " |
| "implementation of ZFS.\n"), |
| zfs_get_name(zhp), zfs_version); |
| (*count)++; |
| } |
| |
| zfs_iter_filesystems(zhp, check_unsupp_fs, unsupp_fs); |
| |
| zfs_close(zhp); |
| |
| return (0); |
| } |
| |
| static int |
| upgrade_version(zpool_handle_t *zhp, uint64_t version) |
| { |
| int ret; |
| nvlist_t *config; |
| uint64_t oldversion; |
| int unsupp_fs = 0; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, |
| &oldversion) == 0); |
| |
| assert(SPA_VERSION_IS_SUPPORTED(oldversion)); |
| assert(oldversion < version); |
| |
| ret = zfs_iter_root(zpool_get_handle(zhp), check_unsupp_fs, &unsupp_fs); |
| if (ret != 0) |
| return (ret); |
| |
| if (unsupp_fs) { |
| (void) fprintf(stderr, gettext("Upgrade not performed due " |
| "to %d unsupported filesystems (max v%d).\n"), |
| unsupp_fs, (int)ZPL_VERSION); |
| return (1); |
| } |
| |
| ret = zpool_upgrade(zhp, version); |
| if (ret != 0) |
| return (ret); |
| |
| if (version >= SPA_VERSION_FEATURES) { |
| (void) printf(gettext("Successfully upgraded " |
| "'%s' from version %llu to feature flags.\n"), |
| zpool_get_name(zhp), (u_longlong_t)oldversion); |
| } else { |
| (void) printf(gettext("Successfully upgraded " |
| "'%s' from version %llu to version %llu.\n"), |
| zpool_get_name(zhp), (u_longlong_t)oldversion, |
| (u_longlong_t)version); |
| } |
| |
| return (0); |
| } |
| |
| static int |
| upgrade_enable_all(zpool_handle_t *zhp, int *countp) |
| { |
| int i, ret, count; |
| boolean_t firstff = B_TRUE; |
| nvlist_t *enabled = zpool_get_features(zhp); |
| |
| count = 0; |
| for (i = 0; i < SPA_FEATURES; i++) { |
| const char *fname = spa_feature_table[i].fi_uname; |
| const char *fguid = spa_feature_table[i].fi_guid; |
| if (!nvlist_exists(enabled, fguid)) { |
| char *propname; |
| verify(-1 != asprintf(&propname, "feature@%s", fname)); |
| ret = zpool_set_prop(zhp, propname, |
| ZFS_FEATURE_ENABLED); |
| if (ret != 0) { |
| free(propname); |
| return (ret); |
| } |
| count++; |
| |
| if (firstff) { |
| (void) printf(gettext("Enabled the " |
| "following features on '%s':\n"), |
| zpool_get_name(zhp)); |
| firstff = B_FALSE; |
| } |
| (void) printf(gettext(" %s\n"), fname); |
| free(propname); |
| } |
| } |
| |
| if (countp != NULL) |
| *countp = count; |
| return (0); |
| } |
| |
| static int |
| upgrade_cb(zpool_handle_t *zhp, void *arg) |
| { |
| upgrade_cbdata_t *cbp = arg; |
| nvlist_t *config; |
| uint64_t version; |
| boolean_t printnl = B_FALSE; |
| int ret; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, |
| &version) == 0); |
| |
| assert(SPA_VERSION_IS_SUPPORTED(version)); |
| |
| if (version < cbp->cb_version) { |
| cbp->cb_first = B_FALSE; |
| ret = upgrade_version(zhp, cbp->cb_version); |
| if (ret != 0) |
| return (ret); |
| printnl = B_TRUE; |
| |
| /* |
| * If they did "zpool upgrade -a", then we could |
| * be doing ioctls to different pools. We need |
| * to log this history once to each pool, and bypass |
| * the normal history logging that happens in main(). |
| */ |
| (void) zpool_log_history(g_zfs, history_str); |
| log_history = B_FALSE; |
| } |
| |
| if (cbp->cb_version >= SPA_VERSION_FEATURES) { |
| int count; |
| ret = upgrade_enable_all(zhp, &count); |
| if (ret != 0) |
| return (ret); |
| |
| if (count > 0) { |
| cbp->cb_first = B_FALSE; |
| printnl = B_TRUE; |
| } |
| } |
| |
| if (printnl) { |
| (void) printf(gettext("\n")); |
| } |
| |
| return (0); |
| } |
| |
| static int |
| upgrade_list_older_cb(zpool_handle_t *zhp, void *arg) |
| { |
| upgrade_cbdata_t *cbp = arg; |
| nvlist_t *config; |
| uint64_t version; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, |
| &version) == 0); |
| |
| assert(SPA_VERSION_IS_SUPPORTED(version)); |
| |
| if (version < SPA_VERSION_FEATURES) { |
| if (cbp->cb_first) { |
| (void) printf(gettext("The following pools are " |
| "formatted with legacy version numbers and can\n" |
| "be upgraded to use feature flags. After " |
| "being upgraded, these pools\nwill no " |
| "longer be accessible by software that does not " |
| "support feature\nflags.\n\n")); |
| (void) printf(gettext("VER POOL\n")); |
| (void) printf(gettext("--- ------------\n")); |
| cbp->cb_first = B_FALSE; |
| } |
| |
| (void) printf("%2llu %s\n", (u_longlong_t)version, |
| zpool_get_name(zhp)); |
| } |
| |
| return (0); |
| } |
| |
| static int |
| upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg) |
| { |
| upgrade_cbdata_t *cbp = arg; |
| nvlist_t *config; |
| uint64_t version; |
| |
| config = zpool_get_config(zhp, NULL); |
| verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, |
| &version) == 0); |
| |
| if (version >= SPA_VERSION_FEATURES) { |
| int i; |
| boolean_t poolfirst = B_TRUE; |
| nvlist_t *enabled = zpool_get_features(zhp); |
| |
| for (i = 0; i < SPA_FEATURES; i++) { |
| const char *fguid = spa_feature_table[i].fi_guid; |
| const char *fname = spa_feature_table[i].fi_uname; |
| if (!nvlist_exists(enabled, fguid)) { |
| if (cbp->cb_first) { |
| (void) printf(gettext("\nSome " |
| "supported features are not " |
| "enabled on the following pools. " |
| "Once a\nfeature is enabled the " |
| "pool may become incompatible with " |
| "software\nthat does not support " |
| "the feature. See " |
| "zpool-features(5) for " |
| "details.\n\n")); |
| (void) printf(gettext("POOL " |
| "FEATURE\n")); |
| (void) printf(gettext("------" |
| "---------\n")); |
| cbp->cb_first = B_FALSE; |
| } |
| |
| if (poolfirst) { |
| (void) printf(gettext("%s\n"), |
| zpool_get_name(zhp)); |
| poolfirst = B_FALSE; |
| } |
| |
| (void) printf(gettext(" %s\n"), fname); |
| } |
| /* |
| * If they did "zpool upgrade -a", then we could |
| * be doing ioctls to different pools. We need |
| * to log this history once to each pool, and bypass |
| * the normal history logging that happens in main(). |
| */ |
| (void) zpool_log_history(g_zfs, history_str); |
| log_history = B_FALSE; |
| } |
| } |
| |
| return (0); |
| } |
| |
| /* ARGSUSED */ |
| static int |
| upgrade_one(zpool_handle_t *zhp, void *data) |
| { |
| boolean_t printnl = B_FALSE; |
| upgrade_cbdata_t *cbp = data; |
| uint64_t cur_version; |
| int ret; |
| |
| if (strcmp("log", zpool_get_name(zhp)) == 0) { |
| (void) fprintf(stderr, gettext("'log' is now a reserved word\n" |
| "Pool 'log' must be renamed using export and import" |
| " to upgrade.\n")); |
| return (1); |
| } |
| |
| cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL); |
| if (cur_version > cbp->cb_version) { |
| (void) printf(gettext("Pool '%s' is already formatted " |
| "using more current version '%llu'.\n\n"), |
| zpool_get_name(zhp), (u_longlong_t)cur_version); |
| return (0); |
| } |
| |
| if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) { |
| (void) printf(gettext("Pool '%s' is already formatted " |
| "using version %llu.\n\n"), zpool_get_name(zhp), |
| (u_longlong_t)cbp->cb_version); |
| return (0); |
| } |
| |
| if (cur_version != cbp->cb_version) { |
| printnl = B_TRUE; |
| ret = upgrade_version(zhp, cbp->cb_version); |
| if (ret != 0) |
| return (ret); |
| } |
| |
| if (cbp->cb_version >= SPA_VERSION_FEATURES) { |
| int count = 0; |
| ret = upgrade_enable_all(zhp, &count); |
| if (ret != 0) |
| return (ret); |
| |
| if (count != 0) { |
| printnl = B_TRUE; |
| } else if (cur_version == SPA_VERSION) { |
| (void) printf(gettext("Pool '%s' already has all " |
| "supported features enabled.\n"), |
| zpool_get_name(zhp)); |
| } |
| } |
| |
| if (printnl) { |
| (void) printf(gettext("\n")); |
| } |
| |
| return (0); |
| } |
| |
| /* |
| * zpool upgrade |
| * zpool upgrade -v |
| * zpool upgrade [-V version] <-a | pool ...> |
| * |
| * With no arguments, display downrev'd ZFS pool available for upgrade. |
| * Individual pools can be upgraded by specifying the pool, and '-a' will |
| * upgrade all pools. |
| */ |
| int |
| zpool_do_upgrade(int argc, char **argv) |
| { |
| int c; |
| upgrade_cbdata_t cb = { 0 }; |
| int ret = 0; |
| boolean_t showversions = B_FALSE; |
| boolean_t upgradeall = B_FALSE; |
| char *end; |
| |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, ":avV:")) != -1) { |
| switch (c) { |
| case 'a': |
| upgradeall = B_TRUE; |
| break; |
| case 'v': |
| showversions = B_TRUE; |
| break; |
| case 'V': |
| cb.cb_version = strtoll(optarg, &end, 10); |
| if (*end != '\0' || |
| !SPA_VERSION_IS_SUPPORTED(cb.cb_version)) { |
| (void) fprintf(stderr, |
| gettext("invalid version '%s'\n"), optarg); |
| usage(B_FALSE); |
| } |
| break; |
| case ':': |
| (void) fprintf(stderr, gettext("missing argument for " |
| "'%c' option\n"), optopt); |
| usage(B_FALSE); |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| cb.cb_argc = argc; |
| cb.cb_argv = argv; |
| argc -= optind; |
| argv += optind; |
| |
| if (cb.cb_version == 0) { |
| cb.cb_version = SPA_VERSION; |
| } else if (!upgradeall && argc == 0) { |
| (void) fprintf(stderr, gettext("-V option is " |
| "incompatible with other arguments\n")); |
| usage(B_FALSE); |
| } |
| |
| if (showversions) { |
| if (upgradeall || argc != 0) { |
| (void) fprintf(stderr, gettext("-v option is " |
| "incompatible with other arguments\n")); |
| usage(B_FALSE); |
| } |
| } else if (upgradeall) { |
| if (argc != 0) { |
| (void) fprintf(stderr, gettext("-a option should not " |
| "be used along with a pool name\n")); |
| usage(B_FALSE); |
| } |
| } |
| |
| (void) printf(gettext("This system supports ZFS pool feature " |
| "flags.\n\n")); |
| if (showversions) { |
| int i; |
| |
| (void) printf(gettext("The following features are " |
| "supported:\n\n")); |
| (void) printf(gettext("FEAT DESCRIPTION\n")); |
| (void) printf("----------------------------------------------" |
| "---------------\n"); |
| for (i = 0; i < SPA_FEATURES; i++) { |
| zfeature_info_t *fi = &spa_feature_table[i]; |
| const char *ro = |
| (fi->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ? |
| " (read-only compatible)" : ""; |
| |
| (void) printf("%-37s%s\n", fi->fi_uname, ro); |
| (void) printf(" %s\n", fi->fi_desc); |
| } |
| (void) printf("\n"); |
| |
| (void) printf(gettext("The following legacy versions are also " |
| "supported:\n\n")); |
| (void) printf(gettext("VER DESCRIPTION\n")); |
| (void) printf("--- -----------------------------------------" |
| "---------------\n"); |
| (void) printf(gettext(" 1 Initial ZFS version\n")); |
| (void) printf(gettext(" 2 Ditto blocks " |
| "(replicated metadata)\n")); |
| (void) printf(gettext(" 3 Hot spares and double parity " |
| "RAID-Z\n")); |
| (void) printf(gettext(" 4 zpool history\n")); |
| (void) printf(gettext(" 5 Compression using the gzip " |
| "algorithm\n")); |
| (void) printf(gettext(" 6 bootfs pool property\n")); |
| (void) printf(gettext(" 7 Separate intent log devices\n")); |
| (void) printf(gettext(" 8 Delegated administration\n")); |
| (void) printf(gettext(" 9 refquota and refreservation " |
| "properties\n")); |
| (void) printf(gettext(" 10 Cache devices\n")); |
| (void) printf(gettext(" 11 Improved scrub performance\n")); |
| (void) printf(gettext(" 12 Snapshot properties\n")); |
| (void) printf(gettext(" 13 snapused property\n")); |
| (void) printf(gettext(" 14 passthrough-x aclinherit\n")); |
| (void) printf(gettext(" 15 user/group space accounting\n")); |
| (void) printf(gettext(" 16 stmf property support\n")); |
| (void) printf(gettext(" 17 Triple-parity RAID-Z\n")); |
| (void) printf(gettext(" 18 Snapshot user holds\n")); |
| (void) printf(gettext(" 19 Log device removal\n")); |
| (void) printf(gettext(" 20 Compression using zle " |
| "(zero-length encoding)\n")); |
| (void) printf(gettext(" 21 Deduplication\n")); |
| (void) printf(gettext(" 22 Received properties\n")); |
| (void) printf(gettext(" 23 Slim ZIL\n")); |
| (void) printf(gettext(" 24 System attributes\n")); |
| (void) printf(gettext(" 25 Improved scrub stats\n")); |
| (void) printf(gettext(" 26 Improved snapshot deletion " |
| "performance\n")); |
| (void) printf(gettext(" 27 Improved snapshot creation " |
| "performance\n")); |
| (void) printf(gettext(" 28 Multiple vdev replacements\n")); |
| (void) printf(gettext("\nFor more information on a particular " |
| "version, including supported releases,\n")); |
| (void) printf(gettext("see the ZFS Administration Guide.\n\n")); |
| } else if (argc == 0 && upgradeall) { |
| cb.cb_first = B_TRUE; |
| ret = zpool_iter(g_zfs, upgrade_cb, &cb); |
| if (ret == 0 && cb.cb_first) { |
| if (cb.cb_version == SPA_VERSION) { |
| (void) printf(gettext("All pools are already " |
| "formatted using feature flags.\n\n")); |
| (void) printf(gettext("Every feature flags " |
| "pool already has all supported features " |
| "enabled.\n")); |
| } else { |
| (void) printf(gettext("All pools are already " |
| "formatted with version %llu or higher.\n"), |
| (u_longlong_t)cb.cb_version); |
| } |
| } |
| } else if (argc == 0) { |
| cb.cb_first = B_TRUE; |
| ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb); |
| assert(ret == 0); |
| |
| if (cb.cb_first) { |
| (void) printf(gettext("All pools are formatted " |
| "using feature flags.\n\n")); |
| } else { |
| (void) printf(gettext("\nUse 'zpool upgrade -v' " |
| "for a list of available legacy versions.\n")); |
| } |
| |
| cb.cb_first = B_TRUE; |
| ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb); |
| assert(ret == 0); |
| |
| if (cb.cb_first) { |
| (void) printf(gettext("Every feature flags pool has " |
| "all supported features enabled.\n")); |
| } else { |
| (void) printf(gettext("\n")); |
| } |
| } else { |
| ret = for_each_pool(argc, argv, B_FALSE, NULL, |
| upgrade_one, &cb); |
| } |
| |
| return (ret); |
| } |
| |
| typedef struct hist_cbdata { |
| boolean_t first; |
| boolean_t longfmt; |
| boolean_t internal; |
| } hist_cbdata_t; |
| |
| static void |
| print_history_records(nvlist_t *nvhis, hist_cbdata_t *cb) |
| { |
| nvlist_t **records; |
| uint_t numrecords; |
| int i; |
| |
| verify(nvlist_lookup_nvlist_array(nvhis, ZPOOL_HIST_RECORD, |
| &records, &numrecords) == 0); |
| for (i = 0; i < numrecords; i++) { |
| nvlist_t *rec = records[i]; |
| char tbuf[30] = ""; |
| |
| if (nvlist_exists(rec, ZPOOL_HIST_TIME)) { |
| time_t tsec; |
| struct tm t; |
| |
| tsec = fnvlist_lookup_uint64(records[i], |
| ZPOOL_HIST_TIME); |
| (void) localtime_r(&tsec, &t); |
| (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); |
| } |
| |
| if (nvlist_exists(rec, ZPOOL_HIST_CMD)) { |
| (void) printf("%s %s", tbuf, |
| fnvlist_lookup_string(rec, ZPOOL_HIST_CMD)); |
| } else if (nvlist_exists(rec, ZPOOL_HIST_INT_EVENT)) { |
| int ievent = |
| fnvlist_lookup_uint64(rec, ZPOOL_HIST_INT_EVENT); |
| if (!cb->internal) |
| continue; |
| if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) { |
| (void) printf("%s unrecognized record:\n", |
| tbuf); |
| dump_nvlist(rec, 4); |
| continue; |
| } |
| (void) printf("%s [internal %s txg:%lld] %s", tbuf, |
| zfs_history_event_names[ievent], |
| (longlong_t)fnvlist_lookup_uint64( |
| rec, ZPOOL_HIST_TXG), |
| fnvlist_lookup_string(rec, ZPOOL_HIST_INT_STR)); |
| } else if (nvlist_exists(rec, ZPOOL_HIST_INT_NAME)) { |
| if (!cb->internal) |
| continue; |
| (void) printf("%s [txg:%lld] %s", tbuf, |
| (longlong_t)fnvlist_lookup_uint64( |
| rec, ZPOOL_HIST_TXG), |
| fnvlist_lookup_string(rec, ZPOOL_HIST_INT_NAME)); |
| if (nvlist_exists(rec, ZPOOL_HIST_DSNAME)) { |
| (void) printf(" %s (%llu)", |
| fnvlist_lookup_string(rec, |
| ZPOOL_HIST_DSNAME), |
| (u_longlong_t)fnvlist_lookup_uint64(rec, |
| ZPOOL_HIST_DSID)); |
| } |
| (void) printf(" %s", fnvlist_lookup_string(rec, |
| ZPOOL_HIST_INT_STR)); |
| } else if (nvlist_exists(rec, ZPOOL_HIST_IOCTL)) { |
| if (!cb->internal) |
| continue; |
| (void) printf("%s ioctl %s\n", tbuf, |
| fnvlist_lookup_string(rec, ZPOOL_HIST_IOCTL)); |
| if (nvlist_exists(rec, ZPOOL_HIST_INPUT_NVL)) { |
| (void) printf(" input:\n"); |
| dump_nvlist(fnvlist_lookup_nvlist(rec, |
| ZPOOL_HIST_INPUT_NVL), 8); |
| } |
| if (nvlist_exists(rec, ZPOOL_HIST_OUTPUT_NVL)) { |
| (void) printf(" output:\n"); |
| dump_nvlist(fnvlist_lookup_nvlist(rec, |
| ZPOOL_HIST_OUTPUT_NVL), 8); |
| } |
| if (nvlist_exists(rec, ZPOOL_HIST_ERRNO)) { |
| (void) printf(" errno: %lld\n", |
| (longlong_t)fnvlist_lookup_int64(rec, |
| ZPOOL_HIST_ERRNO)); |
| } |
| } else { |
| if (!cb->internal) |
| continue; |
| (void) printf("%s unrecognized record:\n", tbuf); |
| dump_nvlist(rec, 4); |
| } |
| |
| if (!cb->longfmt) { |
| (void) printf("\n"); |
| continue; |
| } |
| (void) printf(" ["); |
| if (nvlist_exists(rec, ZPOOL_HIST_WHO)) { |
| uid_t who = fnvlist_lookup_uint64(rec, ZPOOL_HIST_WHO); |
| struct passwd *pwd = getpwuid(who); |
| (void) printf("user %d ", (int)who); |
| if (pwd != NULL) |
| (void) printf("(%s) ", pwd->pw_name); |
| } |
| if (nvlist_exists(rec, ZPOOL_HIST_HOST)) { |
| (void) printf("on %s", |
| fnvlist_lookup_string(rec, ZPOOL_HIST_HOST)); |
| } |
| if (nvlist_exists(rec, ZPOOL_HIST_ZONE)) { |
| (void) printf(":%s", |
| fnvlist_lookup_string(rec, ZPOOL_HIST_ZONE)); |
| } |
| |
| (void) printf("]"); |
| (void) printf("\n"); |
| } |
| } |
| |
| /* |
| * Print out the command history for a specific pool. |
| */ |
| static int |
| get_history_one(zpool_handle_t *zhp, void *data) |
| { |
| nvlist_t *nvhis; |
| int ret; |
| hist_cbdata_t *cb = (hist_cbdata_t *)data; |
| uint64_t off = 0; |
| boolean_t eof = B_FALSE; |
| |
| cb->first = B_FALSE; |
| |
| (void) printf(gettext("History for '%s':\n"), zpool_get_name(zhp)); |
| |
| while (!eof) { |
| if ((ret = zpool_get_history(zhp, &nvhis, &off, &eof)) != 0) |
| return (ret); |
| |
| print_history_records(nvhis, cb); |
| nvlist_free(nvhis); |
| } |
| (void) printf("\n"); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool history <pool> |
| * |
| * Displays the history of commands that modified pools. |
| */ |
| int |
| zpool_do_history(int argc, char **argv) |
| { |
| hist_cbdata_t cbdata = { 0 }; |
| int ret; |
| int c; |
| |
| cbdata.first = B_TRUE; |
| /* check options */ |
| while ((c = getopt(argc, argv, "li")) != -1) { |
| switch (c) { |
| case 'l': |
| cbdata.longfmt = B_TRUE; |
| break; |
| case 'i': |
| cbdata.internal = B_TRUE; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| argc -= optind; |
| argv += optind; |
| |
| ret = for_each_pool(argc, argv, B_FALSE, NULL, get_history_one, |
| &cbdata); |
| |
| if (argc == 0 && cbdata.first == B_TRUE) { |
| (void) fprintf(stderr, gettext("no pools available\n")); |
| return (0); |
| } |
| |
| return (ret); |
| } |
| |
| typedef struct ev_opts { |
| int verbose; |
| int scripted; |
| int follow; |
| int clear; |
| char poolname[ZFS_MAX_DATASET_NAME_LEN]; |
| } ev_opts_t; |
| |
| static void |
| zpool_do_events_short(nvlist_t *nvl, ev_opts_t *opts) |
| { |
| char ctime_str[26], str[32], *ptr; |
| int64_t *tv; |
| uint_t n; |
| |
| verify(nvlist_lookup_int64_array(nvl, FM_EREPORT_TIME, &tv, &n) == 0); |
| memset(str, ' ', 32); |
| (void) ctime_r((const time_t *)&tv[0], ctime_str); |
| (void) memcpy(str, ctime_str+4, 6); /* 'Jun 30' */ |
| (void) memcpy(str+7, ctime_str+20, 4); /* '1993' */ |
| (void) memcpy(str+12, ctime_str+11, 8); /* '21:49:08' */ |
| (void) sprintf(str+20, ".%09lld", (longlong_t)tv[1]); /* '.123456789' */ |
| if (opts->scripted) |
| (void) printf(gettext("%s\t"), str); |
| else |
| (void) printf(gettext("%s "), str); |
| |
| verify(nvlist_lookup_string(nvl, FM_CLASS, &ptr) == 0); |
| (void) printf(gettext("%s\n"), ptr); |
| } |
| |
| static void |
| zpool_do_events_nvprint(nvlist_t *nvl, int depth) |
| { |
| nvpair_t *nvp; |
| |
| for (nvp = nvlist_next_nvpair(nvl, NULL); |
| nvp != NULL; nvp = nvlist_next_nvpair(nvl, nvp)) { |
| |
| data_type_t type = nvpair_type(nvp); |
| const char *name = nvpair_name(nvp); |
| |
| boolean_t b; |
| uint8_t i8; |
| uint16_t i16; |
| uint32_t i32; |
| uint64_t i64; |
| char *str; |
| nvlist_t *cnv; |
| |
| printf(gettext("%*s%s = "), depth, "", name); |
| |
| switch (type) { |
| case DATA_TYPE_BOOLEAN: |
| printf(gettext("%s"), "1"); |
| break; |
| |
| case DATA_TYPE_BOOLEAN_VALUE: |
| (void) nvpair_value_boolean_value(nvp, &b); |
| printf(gettext("%s"), b ? "1" : "0"); |
| break; |
| |
| case DATA_TYPE_BYTE: |
| (void) nvpair_value_byte(nvp, &i8); |
| printf(gettext("0x%x"), i8); |
| break; |
| |
| case DATA_TYPE_INT8: |
| (void) nvpair_value_int8(nvp, (void *)&i8); |
| printf(gettext("0x%x"), i8); |
| break; |
| |
| case DATA_TYPE_UINT8: |
| (void) nvpair_value_uint8(nvp, &i8); |
| printf(gettext("0x%x"), i8); |
| break; |
| |
| case DATA_TYPE_INT16: |
| (void) nvpair_value_int16(nvp, (void *)&i16); |
| printf(gettext("0x%x"), i16); |
| break; |
| |
| case DATA_TYPE_UINT16: |
| (void) nvpair_value_uint16(nvp, &i16); |
| printf(gettext("0x%x"), i16); |
| break; |
| |
| case DATA_TYPE_INT32: |
| (void) nvpair_value_int32(nvp, (void *)&i32); |
| printf(gettext("0x%x"), i32); |
| break; |
| |
| case DATA_TYPE_UINT32: |
| (void) nvpair_value_uint32(nvp, &i32); |
| printf(gettext("0x%x"), i32); |
| break; |
| |
| case DATA_TYPE_INT64: |
| (void) nvpair_value_int64(nvp, (void *)&i64); |
| printf(gettext("0x%llx"), (u_longlong_t)i64); |
| break; |
| |
| case DATA_TYPE_UINT64: |
| (void) nvpair_value_uint64(nvp, &i64); |
| /* |
| * translate vdev state values to readable |
| * strings to aide zpool events consumers |
| */ |
| if (strcmp(name, |
| FM_EREPORT_PAYLOAD_ZFS_VDEV_STATE) == 0 || |
| strcmp(name, |
| FM_EREPORT_PAYLOAD_ZFS_VDEV_LASTSTATE) == 0) { |
| printf(gettext("\"%s\" (0x%llx)"), |
| zpool_state_to_name(i64, VDEV_AUX_NONE), |
| (u_longlong_t)i64); |
| } else { |
| printf(gettext("0x%llx"), (u_longlong_t)i64); |
| } |
| break; |
| |
| case DATA_TYPE_HRTIME: |
| (void) nvpair_value_hrtime(nvp, (void *)&i64); |
| printf(gettext("0x%llx"), (u_longlong_t)i64); |
| break; |
| |
| case DATA_TYPE_STRING: |
| (void) nvpair_value_string(nvp, &str); |
| printf(gettext("\"%s\""), str ? str : "<NULL>"); |
| break; |
| |
| case DATA_TYPE_NVLIST: |
| printf(gettext("(embedded nvlist)\n")); |
| (void) nvpair_value_nvlist(nvp, &cnv); |
| zpool_do_events_nvprint(cnv, depth + 8); |
| printf(gettext("%*s(end %s)"), depth, "", name); |
| break; |
| |
| case DATA_TYPE_NVLIST_ARRAY: { |
| nvlist_t **val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_nvlist_array(nvp, &val, &nelem); |
| printf(gettext("(%d embedded nvlists)\n"), nelem); |
| for (i = 0; i < nelem; i++) { |
| printf(gettext("%*s%s[%d] = %s\n"), |
| depth, "", name, i, "(embedded nvlist)"); |
| zpool_do_events_nvprint(val[i], depth + 8); |
| printf(gettext("%*s(end %s[%i])\n"), |
| depth, "", name, i); |
| } |
| printf(gettext("%*s(end %s)\n"), depth, "", name); |
| } |
| break; |
| |
| case DATA_TYPE_INT8_ARRAY: { |
| int8_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_int8_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_UINT8_ARRAY: { |
| uint8_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_uint8_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_INT16_ARRAY: { |
| int16_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_int16_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_UINT16_ARRAY: { |
| uint16_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_uint16_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_INT32_ARRAY: { |
| int32_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_int32_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_UINT32_ARRAY: { |
| uint32_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_uint32_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%x "), val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_INT64_ARRAY: { |
| int64_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_int64_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%llx "), |
| (u_longlong_t)val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_UINT64_ARRAY: { |
| uint64_t *val; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_uint64_array(nvp, &val, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("0x%llx "), |
| (u_longlong_t)val[i]); |
| |
| break; |
| } |
| |
| case DATA_TYPE_STRING_ARRAY: { |
| char **str; |
| uint_t i, nelem; |
| |
| (void) nvpair_value_string_array(nvp, &str, &nelem); |
| for (i = 0; i < nelem; i++) |
| printf(gettext("\"%s\" "), |
| str[i] ? str[i] : "<NULL>"); |
| |
| break; |
| } |
| |
| case DATA_TYPE_BOOLEAN_ARRAY: |
| case DATA_TYPE_BYTE_ARRAY: |
| case DATA_TYPE_DOUBLE: |
| case DATA_TYPE_DONTCARE: |
| case DATA_TYPE_UNKNOWN: |
| printf(gettext("<unknown>")); |
| break; |
| } |
| |
| printf(gettext("\n")); |
| } |
| } |
| |
| static int |
| zpool_do_events_next(ev_opts_t *opts) |
| { |
| nvlist_t *nvl; |
| int zevent_fd, ret, dropped; |
| char *pool; |
| |
| zevent_fd = open(ZFS_DEV, O_RDWR); |
| VERIFY(zevent_fd >= 0); |
| |
| if (!opts->scripted) |
| (void) printf(gettext("%-30s %s\n"), "TIME", "CLASS"); |
| |
| while (1) { |
| ret = zpool_events_next(g_zfs, &nvl, &dropped, |
| (opts->follow ? ZEVENT_NONE : ZEVENT_NONBLOCK), zevent_fd); |
| if (ret || nvl == NULL) |
| break; |
| |
| if (dropped > 0) |
| (void) printf(gettext("dropped %d events\n"), dropped); |
| |
| if (strlen(opts->poolname) > 0 && |
| nvlist_lookup_string(nvl, FM_FMRI_ZFS_POOL, &pool) == 0 && |
| strcmp(opts->poolname, pool) != 0) |
| continue; |
| |
| zpool_do_events_short(nvl, opts); |
| |
| if (opts->verbose) { |
| zpool_do_events_nvprint(nvl, 8); |
| printf(gettext("\n")); |
| } |
| (void) fflush(stdout); |
| |
| nvlist_free(nvl); |
| } |
| |
| VERIFY(0 == close(zevent_fd)); |
| |
| return (ret); |
| } |
| |
| static int |
| zpool_do_events_clear(ev_opts_t *opts) |
| { |
| int count, ret; |
| |
| ret = zpool_events_clear(g_zfs, &count); |
| if (!ret) |
| (void) printf(gettext("cleared %d events\n"), count); |
| |
| return (ret); |
| } |
| |
| /* |
| * zpool events [-vHf [pool] | -c] |
| * |
| * Displays events logs by ZFS. |
| */ |
| int |
| zpool_do_events(int argc, char **argv) |
| { |
| ev_opts_t opts = { 0 }; |
| int ret; |
| int c; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, "vHfc")) != -1) { |
| switch (c) { |
| case 'v': |
| opts.verbose = 1; |
| break; |
| case 'H': |
| opts.scripted = 1; |
| break; |
| case 'f': |
| opts.follow = 1; |
| break; |
| case 'c': |
| opts.clear = 1; |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| argc -= optind; |
| argv += optind; |
| |
| if (argc > 1) { |
| (void) fprintf(stderr, gettext("too many arguments\n")); |
| usage(B_FALSE); |
| } else if (argc == 1) { |
| (void) strlcpy(opts.poolname, argv[0], sizeof (opts.poolname)); |
| if (!zfs_name_valid(opts.poolname, ZFS_TYPE_POOL)) { |
| (void) fprintf(stderr, |
| gettext("invalid pool name '%s'\n"), opts.poolname); |
| usage(B_FALSE); |
| } |
| } |
| |
| if ((argc == 1 || opts.verbose || opts.scripted || opts.follow) && |
| opts.clear) { |
| (void) fprintf(stderr, |
| gettext("invalid options combined with -c\n")); |
| usage(B_FALSE); |
| } |
| |
| if (opts.clear) |
| ret = zpool_do_events_clear(&opts); |
| else |
| ret = zpool_do_events_next(&opts); |
| |
| return (ret); |
| } |
| |
| static int |
| get_callback(zpool_handle_t *zhp, void *data) |
| { |
| zprop_get_cbdata_t *cbp = (zprop_get_cbdata_t *)data; |
| char value[MAXNAMELEN]; |
| zprop_source_t srctype; |
| zprop_list_t *pl; |
| |
| for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) { |
| |
| /* |
| * Skip the special fake placeholder. This will also skip |
| * over the name property when 'all' is specified. |
| */ |
| if (pl->pl_prop == ZPOOL_PROP_NAME && |
| pl == cbp->cb_proplist) |
| continue; |
| |
| if (pl->pl_prop == ZPROP_INVAL && |
| (zpool_prop_feature(pl->pl_user_prop) || |
| zpool_prop_unsupported(pl->pl_user_prop))) { |
| srctype = ZPROP_SRC_LOCAL; |
| |
| if (zpool_prop_get_feature(zhp, pl->pl_user_prop, |
| value, sizeof (value)) == 0) { |
| zprop_print_one_property(zpool_get_name(zhp), |
| cbp, pl->pl_user_prop, value, srctype, |
| NULL, NULL); |
| } |
| } else { |
| if (zpool_get_prop(zhp, pl->pl_prop, value, |
| sizeof (value), &srctype, cbp->cb_literal) != 0) |
| continue; |
| |
| zprop_print_one_property(zpool_get_name(zhp), cbp, |
| zpool_prop_to_name(pl->pl_prop), value, srctype, |
| NULL, NULL); |
| } |
| } |
| return (0); |
| } |
| |
| /* |
| * zpool get [-Hp] [-o "all" | field[,...]] <"all" | property[,...]> <pool> ... |
| * |
| * -H Scripted mode. Don't display headers, and separate properties |
| * by a single tab. |
| * -o List of columns to display. Defaults to |
| * "name,property,value,source". |
| * -p Display values in parsable (exact) format. |
| * |
| * Get properties of pools in the system. Output space statistics |
| * for each one as well as other attributes. |
| */ |
| int |
| zpool_do_get(int argc, char **argv) |
| { |
| zprop_get_cbdata_t cb = { 0 }; |
| zprop_list_t fake_name = { 0 }; |
| int ret; |
| int c, i; |
| char *value; |
| |
| cb.cb_first = B_TRUE; |
| |
| /* |
| * Set up default columns and sources. |
| */ |
| cb.cb_sources = ZPROP_SRC_ALL; |
| cb.cb_columns[0] = GET_COL_NAME; |
| cb.cb_columns[1] = GET_COL_PROPERTY; |
| cb.cb_columns[2] = GET_COL_VALUE; |
| cb.cb_columns[3] = GET_COL_SOURCE; |
| cb.cb_type = ZFS_TYPE_POOL; |
| |
| /* check options */ |
| while ((c = getopt(argc, argv, ":Hpo:")) != -1) { |
| switch (c) { |
| case 'p': |
| cb.cb_literal = B_TRUE; |
| break; |
| case 'H': |
| cb.cb_scripted = B_TRUE; |
| break; |
| case 'o': |
| bzero(&cb.cb_columns, sizeof (cb.cb_columns)); |
| i = 0; |
| while (*optarg != '\0') { |
| static char *col_subopts[] = |
| { "name", "property", "value", "source", |
| "all", NULL }; |
| |
| if (i == ZFS_GET_NCOLS) { |
| (void) fprintf(stderr, gettext("too " |
| "many fields given to -o " |
| "option\n")); |
| usage(B_FALSE); |
| } |
| |
| switch (getsubopt(&optarg, col_subopts, |
| &value)) { |
| case 0: |
| cb.cb_columns[i++] = GET_COL_NAME; |
| break; |
| case 1: |
| cb.cb_columns[i++] = GET_COL_PROPERTY; |
| break; |
| case 2: |
| cb.cb_columns[i++] = GET_COL_VALUE; |
| break; |
| case 3: |
| cb.cb_columns[i++] = GET_COL_SOURCE; |
| break; |
| case 4: |
| if (i > 0) { |
| (void) fprintf(stderr, |
| gettext("\"all\" conflicts " |
| "with specific fields " |
| "given to -o option\n")); |
| usage(B_FALSE); |
| } |
| cb.cb_columns[0] = GET_COL_NAME; |
| cb.cb_columns[1] = GET_COL_PROPERTY; |
| cb.cb_columns[2] = GET_COL_VALUE; |
| cb.cb_columns[3] = GET_COL_SOURCE; |
| i = ZFS_GET_NCOLS; |
| break; |
| default: |
| (void) fprintf(stderr, |
| gettext("invalid column name " |
| "'%s'\n"), value); |
| usage(B_FALSE); |
| } |
| } |
| break; |
| case '?': |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| optopt); |
| usage(B_FALSE); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc < 1) { |
| (void) fprintf(stderr, gettext("missing property " |
| "argument\n")); |
| usage(B_FALSE); |
| } |
| |
| if (zprop_get_list(g_zfs, argv[0], &cb.cb_proplist, |
| ZFS_TYPE_POOL) != 0) |
| usage(B_FALSE); |
| |
| argc--; |
| argv++; |
| |
| if (cb.cb_proplist != NULL) { |
| fake_name.pl_prop = ZPOOL_PROP_NAME; |
| fake_name.pl_width = strlen(gettext("NAME")); |
| fake_name.pl_next = cb.cb_proplist; |
| cb.cb_proplist = &fake_name; |
| } |
| |
| ret = for_each_pool(argc, argv, B_TRUE, &cb.cb_proplist, |
| get_callback, &cb); |
| |
| if (cb.cb_proplist == &fake_name) |
| zprop_free_list(fake_name.pl_next); |
| else |
| zprop_free_list(cb.cb_proplist); |
| |
| return (ret); |
| } |
| |
| typedef struct set_cbdata { |
| char *cb_propname; |
| char *cb_value; |
| boolean_t cb_any_successful; |
| } set_cbdata_t; |
| |
| int |
| set_callback(zpool_handle_t *zhp, void *data) |
| { |
| int error; |
| set_cbdata_t *cb = (set_cbdata_t *)data; |
| |
| error = zpool_set_prop(zhp, cb->cb_propname, cb->cb_value); |
| |
| if (!error) |
| cb->cb_any_successful = B_TRUE; |
| |
| return (error); |
| } |
| |
| int |
| zpool_do_set(int argc, char **argv) |
| { |
| set_cbdata_t cb = { 0 }; |
| int error; |
| |
| if (argc > 1 && argv[1][0] == '-') { |
| (void) fprintf(stderr, gettext("invalid option '%c'\n"), |
| argv[1][1]); |
| usage(B_FALSE); |
| } |
| |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing property=value " |
| "argument\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc < 3) { |
| (void) fprintf(stderr, gettext("missing pool name\n")); |
| usage(B_FALSE); |
| } |
| |
| if (argc > 3) { |
| (void) fprintf(stderr, gettext("too many pool names\n")); |
| usage(B_FALSE); |
| } |
| |
| cb.cb_propname = argv[1]; |
| cb.cb_value = strchr(cb.cb_propname, '='); |
| if (cb.cb_value == NULL) { |
| (void) fprintf(stderr, gettext("missing value in " |
| "property=value argument\n")); |
| usage(B_FALSE); |
| } |
| |
| *(cb.cb_value) = '\0'; |
| cb.cb_value++; |
| |
| error = for_each_pool(argc - 2, argv + 2, B_TRUE, NULL, |
| set_callback, &cb); |
| |
| return (error); |
| } |
| |
| static int |
| find_command_idx(char *command, int *idx) |
| { |
| int i; |
| |
| for (i = 0; i < NCOMMAND; i++) { |
| if (command_table[i].name == NULL) |
| continue; |
| |
| if (strcmp(command, command_table[i].name) == 0) { |
| *idx = i; |
| return (0); |
| } |
| } |
| return (1); |
| } |
| |
| /* |
| * Display version message |
| */ |
| static int |
| zpool_do_version(int argc, char **argv) |
| { |
| if (zfs_version_print() == -1) |
| return (1); |
| |
| return (0); |
| } |
| |
| int |
| main(int argc, char **argv) |
| { |
| int ret = 0; |
| int i = 0; |
| char *cmdname; |
| char **newargv; |
| |
| (void) setlocale(LC_ALL, ""); |
| (void) textdomain(TEXT_DOMAIN); |
| srand(time(NULL)); |
| |
| opterr = 0; |
| |
| /* |
| * Make sure the user has specified some command. |
| */ |
| if (argc < 2) { |
| (void) fprintf(stderr, gettext("missing command\n")); |
| usage(B_FALSE); |
| } |
| |
| cmdname = argv[1]; |
| |
| /* |
| * Special case '-?' |
| */ |
| if ((strcmp(cmdname, "-?") == 0) || strcmp(cmdname, "--help") == 0) |
| usage(B_TRUE); |
| |
| /* |
| * Special case '-V|--version' |
| */ |
| if ((strcmp(cmdname, "-V") == 0) || (strcmp(cmdname, "--version") == 0)) |
| return (zpool_do_version(argc, argv)); |
| |
| if ((g_zfs = libzfs_init()) == NULL) { |
| (void) fprintf(stderr, "%s\n", libzfs_error_init(errno)); |
| return (1); |
| } |
| |
| libzfs_print_on_error(g_zfs, B_TRUE); |
| |
| zfs_save_arguments(argc, argv, history_str, sizeof (history_str)); |
| |
| /* |
| * Many commands modify input strings for string parsing reasons. |
| * We create a copy to protect the original argv. |
| */ |
| newargv = malloc((argc + 1) * sizeof (newargv[0])); |
| for (i = 0; i < argc; i++) |
| newargv[i] = strdup(argv[i]); |
| newargv[argc] = NULL; |
| |
| /* |
| * Run the appropriate command. |
| */ |
| if (find_command_idx(cmdname, &i) == 0) { |
| current_command = &command_table[i]; |
| ret = command_table[i].func(argc - 1, newargv + 1); |
| } else if (strchr(cmdname, '=')) { |
| verify(find_command_idx("set", &i) == 0); |
| current_command = &command_table[i]; |
| ret = command_table[i].func(argc, newargv); |
| } else if (strcmp(cmdname, "freeze") == 0 && argc == 3) { |
| /* |
| * 'freeze' is a vile debugging abomination, so we treat |
| * it as such. |
| */ |
| zfs_cmd_t zc = {"\0"}; |
| |
| (void) strlcpy(zc.zc_name, argv[2], sizeof (zc.zc_name)); |
| ret = zfs_ioctl(g_zfs, ZFS_IOC_POOL_FREEZE, &zc); |
| if (ret != 0) { |
| (void) fprintf(stderr, |
| gettext("failed to freeze pool: %d\n"), errno); |
| ret = 1; |
| } |
| |
| log_history = 0; |
| } else { |
| (void) fprintf(stderr, gettext("unrecognized " |
| "command '%s'\n"), cmdname); |
| usage(B_FALSE); |
| ret = 1; |
| } |
| |
| for (i = 0; i < argc; i++) |
| free(newargv[i]); |
| free(newargv); |
| |
| if (ret == 0 && log_history) |
| (void) zpool_log_history(g_zfs, history_str); |
| |
| libzfs_fini(g_zfs); |
| |
| /* |
| * The 'ZFS_ABORT' environment variable causes us to dump core on exit |
| * for the purposes of running ::findleaks. |
| */ |
| if (getenv("ZFS_ABORT") != NULL) { |
| (void) printf("dumping core by request\n"); |
| abort(); |
| } |
| |
| return (ret); |
| } |