| /* |
| * 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 2009 Sun Microsystems, Inc. All rights reserved. |
| * Copyright (c) 2012 Cyril Plisko. All rights reserved. |
| * Use is subject to license terms. |
| */ |
| |
| /* |
| * Copyright (c) 2013, 2017 by Delphix. All rights reserved. |
| */ |
| |
| /* |
| * Print intent log header and statistics. |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <ctype.h> |
| #include <sys/zfs_context.h> |
| #include <sys/spa.h> |
| #include <sys/dmu.h> |
| #include <sys/stat.h> |
| #include <sys/resource.h> |
| #include <sys/zil.h> |
| #include <sys/zil_impl.h> |
| #include <sys/spa_impl.h> |
| #include <sys/abd.h> |
| |
| #include "zdb.h" |
| |
| extern uint8_t dump_opt[256]; |
| |
| static char tab_prefix[4] = "\t\t\t"; |
| |
| static void |
| print_log_bp(const blkptr_t *bp, const char *prefix) |
| { |
| char blkbuf[BP_SPRINTF_LEN]; |
| |
| snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
| (void) printf("%s%s\n", prefix, blkbuf); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_create(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_create_t *lr = arg; |
| time_t crtime = lr->lr_crtime[0]; |
| char *name, *link; |
| lr_attr_t *lrattr; |
| |
| name = (char *)(lr + 1); |
| |
| if (lr->lr_common.lrc_txtype == TX_CREATE_ATTR || |
| lr->lr_common.lrc_txtype == TX_MKDIR_ATTR) { |
| lrattr = (lr_attr_t *)(lr + 1); |
| name += ZIL_XVAT_SIZE(lrattr->lr_attr_masksize); |
| } |
| |
| if (txtype == TX_SYMLINK) { |
| link = name + strlen(name) + 1; |
| (void) printf("%s%s -> %s\n", tab_prefix, name, link); |
| } else if (txtype != TX_MKXATTR) { |
| (void) printf("%s%s\n", tab_prefix, name); |
| } |
| |
| (void) printf("%s%s", tab_prefix, ctime(&crtime)); |
| (void) printf("%sdoid %llu, foid %llu, slots %llu, mode %llo\n", |
| tab_prefix, (u_longlong_t)lr->lr_doid, |
| (u_longlong_t)LR_FOID_GET_OBJ(lr->lr_foid), |
| (u_longlong_t)LR_FOID_GET_SLOTS(lr->lr_foid), |
| (longlong_t)lr->lr_mode); |
| (void) printf("%suid %llu, gid %llu, gen %llu, rdev 0x%llx\n", |
| tab_prefix, |
| (u_longlong_t)lr->lr_uid, (u_longlong_t)lr->lr_gid, |
| (u_longlong_t)lr->lr_gen, (u_longlong_t)lr->lr_rdev); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_remove(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_remove_t *lr = arg; |
| |
| (void) printf("%sdoid %llu, name %s\n", tab_prefix, |
| (u_longlong_t)lr->lr_doid, (char *)(lr + 1)); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_link(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_link_t *lr = arg; |
| |
| (void) printf("%sdoid %llu, link_obj %llu, name %s\n", tab_prefix, |
| (u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_link_obj, |
| (char *)(lr + 1)); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_rename(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_rename_t *lr = arg; |
| char *snm = (char *)(lr + 1); |
| char *tnm = snm + strlen(snm) + 1; |
| |
| (void) printf("%ssdoid %llu, tdoid %llu\n", tab_prefix, |
| (u_longlong_t)lr->lr_sdoid, (u_longlong_t)lr->lr_tdoid); |
| (void) printf("%ssrc %s tgt %s\n", tab_prefix, snm, tnm); |
| } |
| |
| /* ARGSUSED */ |
| static int |
| zil_prt_rec_write_cb(void *data, size_t len, void *unused) |
| { |
| char *cdata = data; |
| |
| for (size_t i = 0; i < len; i++) { |
| if (isprint(*cdata)) |
| (void) printf("%c ", *cdata); |
| else |
| (void) printf("%2X", *cdata); |
| cdata++; |
| } |
| return (0); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_write(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_write_t *lr = arg; |
| abd_t *data; |
| const blkptr_t *bp = &lr->lr_blkptr; |
| zbookmark_phys_t zb; |
| int verbose = MAX(dump_opt['d'], dump_opt['i']); |
| int error; |
| |
| (void) printf("%sfoid %llu, offset %llx, length %llx\n", tab_prefix, |
| (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_offset, |
| (u_longlong_t)lr->lr_length); |
| |
| if (txtype == TX_WRITE2 || verbose < 5) |
| return; |
| |
| if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) { |
| (void) printf("%shas blkptr, %s\n", tab_prefix, |
| !BP_IS_HOLE(bp) && |
| bp->blk_birth >= spa_min_claim_txg(zilog->zl_spa) ? |
| "will claim" : "won't claim"); |
| print_log_bp(bp, tab_prefix); |
| |
| if (BP_IS_HOLE(bp)) { |
| (void) printf("\t\t\tLSIZE 0x%llx\n", |
| (u_longlong_t)BP_GET_LSIZE(bp)); |
| (void) printf("%s<hole>\n", tab_prefix); |
| return; |
| } |
| if (bp->blk_birth < zilog->zl_header->zh_claim_txg) { |
| (void) printf("%s<block already committed>\n", |
| tab_prefix); |
| return; |
| } |
| |
| SET_BOOKMARK(&zb, dmu_objset_id(zilog->zl_os), |
| lr->lr_foid, ZB_ZIL_LEVEL, |
| lr->lr_offset / BP_GET_LSIZE(bp)); |
| |
| data = abd_alloc(BP_GET_LSIZE(bp), B_FALSE); |
| error = zio_wait(zio_read(NULL, zilog->zl_spa, |
| bp, data, BP_GET_LSIZE(bp), NULL, NULL, |
| ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL, &zb)); |
| if (error) |
| goto out; |
| } else { |
| /* data is stored after the end of the lr_write record */ |
| data = abd_alloc(lr->lr_length, B_FALSE); |
| abd_copy_from_buf(data, lr + 1, lr->lr_length); |
| } |
| |
| (void) printf("%s", tab_prefix); |
| (void) abd_iterate_func(data, |
| 0, MIN(lr->lr_length, (verbose < 6 ? 20 : SPA_MAXBLOCKSIZE)), |
| zil_prt_rec_write_cb, NULL); |
| (void) printf("\n"); |
| |
| out: |
| abd_free(data); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_truncate(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_truncate_t *lr = arg; |
| |
| (void) printf("%sfoid %llu, offset 0x%llx, length 0x%llx\n", tab_prefix, |
| (u_longlong_t)lr->lr_foid, (longlong_t)lr->lr_offset, |
| (u_longlong_t)lr->lr_length); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_setattr(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_setattr_t *lr = arg; |
| time_t atime = (time_t)lr->lr_atime[0]; |
| time_t mtime = (time_t)lr->lr_mtime[0]; |
| |
| (void) printf("%sfoid %llu, mask 0x%llx\n", tab_prefix, |
| (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_mask); |
| |
| if (lr->lr_mask & AT_MODE) { |
| (void) printf("%sAT_MODE %llo\n", tab_prefix, |
| (longlong_t)lr->lr_mode); |
| } |
| |
| if (lr->lr_mask & AT_UID) { |
| (void) printf("%sAT_UID %llu\n", tab_prefix, |
| (u_longlong_t)lr->lr_uid); |
| } |
| |
| if (lr->lr_mask & AT_GID) { |
| (void) printf("%sAT_GID %llu\n", tab_prefix, |
| (u_longlong_t)lr->lr_gid); |
| } |
| |
| if (lr->lr_mask & AT_SIZE) { |
| (void) printf("%sAT_SIZE %llu\n", tab_prefix, |
| (u_longlong_t)lr->lr_size); |
| } |
| |
| if (lr->lr_mask & AT_ATIME) { |
| (void) printf("%sAT_ATIME %llu.%09llu %s", tab_prefix, |
| (u_longlong_t)lr->lr_atime[0], |
| (u_longlong_t)lr->lr_atime[1], |
| ctime(&atime)); |
| } |
| |
| if (lr->lr_mask & AT_MTIME) { |
| (void) printf("%sAT_MTIME %llu.%09llu %s", tab_prefix, |
| (u_longlong_t)lr->lr_mtime[0], |
| (u_longlong_t)lr->lr_mtime[1], |
| ctime(&mtime)); |
| } |
| } |
| |
| /* ARGSUSED */ |
| static void |
| zil_prt_rec_acl(zilog_t *zilog, int txtype, const void *arg) |
| { |
| const lr_acl_t *lr = arg; |
| |
| (void) printf("%sfoid %llu, aclcnt %llu\n", tab_prefix, |
| (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_aclcnt); |
| } |
| |
| typedef void (*zil_prt_rec_func_t)(zilog_t *, int, const void *); |
| typedef struct zil_rec_info { |
| zil_prt_rec_func_t zri_print; |
| const char *zri_name; |
| uint64_t zri_count; |
| } zil_rec_info_t; |
| |
| static zil_rec_info_t zil_rec_info[TX_MAX_TYPE] = { |
| {.zri_print = NULL, .zri_name = "Total "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_MKXATTR "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_SYMLINK "}, |
| {.zri_print = zil_prt_rec_remove, .zri_name = "TX_REMOVE "}, |
| {.zri_print = zil_prt_rec_remove, .zri_name = "TX_RMDIR "}, |
| {.zri_print = zil_prt_rec_link, .zri_name = "TX_LINK "}, |
| {.zri_print = zil_prt_rec_rename, .zri_name = "TX_RENAME "}, |
| {.zri_print = zil_prt_rec_write, .zri_name = "TX_WRITE "}, |
| {.zri_print = zil_prt_rec_truncate, .zri_name = "TX_TRUNCATE "}, |
| {.zri_print = zil_prt_rec_setattr, .zri_name = "TX_SETATTR "}, |
| {.zri_print = zil_prt_rec_acl, .zri_name = "TX_ACL_V0 "}, |
| {.zri_print = zil_prt_rec_acl, .zri_name = "TX_ACL_ACL "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ACL "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ATTR "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ACL_ATTR "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ACL "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ATTR "}, |
| {.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ACL_ATTR "}, |
| {.zri_print = zil_prt_rec_write, .zri_name = "TX_WRITE2 "}, |
| }; |
| |
| /* ARGSUSED */ |
| static int |
| print_log_record(zilog_t *zilog, const lr_t *lr, void *arg, uint64_t claim_txg) |
| { |
| int txtype; |
| int verbose = MAX(dump_opt['d'], dump_opt['i']); |
| |
| /* reduce size of txtype to strip off TX_CI bit */ |
| txtype = lr->lrc_txtype; |
| |
| ASSERT(txtype != 0 && (uint_t)txtype < TX_MAX_TYPE); |
| ASSERT(lr->lrc_txg); |
| |
| (void) printf("\t\t%s%s len %6llu, txg %llu, seq %llu\n", |
| (lr->lrc_txtype & TX_CI) ? "CI-" : "", |
| zil_rec_info[txtype].zri_name, |
| (u_longlong_t)lr->lrc_reclen, |
| (u_longlong_t)lr->lrc_txg, |
| (u_longlong_t)lr->lrc_seq); |
| |
| if (txtype && verbose >= 3) { |
| if (!zilog->zl_os->os_encrypted) { |
| zil_rec_info[txtype].zri_print(zilog, txtype, lr); |
| } else { |
| (void) printf("%s(encrypted)\n", tab_prefix); |
| } |
| } |
| |
| zil_rec_info[txtype].zri_count++; |
| zil_rec_info[0].zri_count++; |
| |
| return (0); |
| } |
| |
| /* ARGSUSED */ |
| static int |
| print_log_block(zilog_t *zilog, const blkptr_t *bp, void *arg, |
| uint64_t claim_txg) |
| { |
| char blkbuf[BP_SPRINTF_LEN + 10]; |
| int verbose = MAX(dump_opt['d'], dump_opt['i']); |
| const char *claim; |
| |
| if (verbose <= 3) |
| return (0); |
| |
| if (verbose >= 5) { |
| (void) strcpy(blkbuf, ", "); |
| snprintf_blkptr(blkbuf + strlen(blkbuf), |
| sizeof (blkbuf) - strlen(blkbuf), bp); |
| } else { |
| blkbuf[0] = '\0'; |
| } |
| |
| if (claim_txg != 0) |
| claim = "already claimed"; |
| else if (bp->blk_birth >= spa_min_claim_txg(zilog->zl_spa)) |
| claim = "will claim"; |
| else |
| claim = "won't claim"; |
| |
| (void) printf("\tBlock seqno %llu, %s%s\n", |
| (u_longlong_t)bp->blk_cksum.zc_word[ZIL_ZC_SEQ], claim, blkbuf); |
| |
| return (0); |
| } |
| |
| static void |
| print_log_stats(int verbose) |
| { |
| unsigned i, w, p10; |
| |
| if (verbose > 3) |
| (void) printf("\n"); |
| |
| if (zil_rec_info[0].zri_count == 0) |
| return; |
| |
| for (w = 1, p10 = 10; zil_rec_info[0].zri_count >= p10; p10 *= 10) |
| w++; |
| |
| for (i = 0; i < TX_MAX_TYPE; i++) |
| if (zil_rec_info[i].zri_count || verbose >= 3) |
| (void) printf("\t\t%s %*llu\n", |
| zil_rec_info[i].zri_name, w, |
| (u_longlong_t)zil_rec_info[i].zri_count); |
| (void) printf("\n"); |
| } |
| |
| /* ARGSUSED */ |
| void |
| dump_intent_log(zilog_t *zilog) |
| { |
| const zil_header_t *zh = zilog->zl_header; |
| int verbose = MAX(dump_opt['d'], dump_opt['i']); |
| int i; |
| |
| if (BP_IS_HOLE(&zh->zh_log) || verbose < 1) |
| return; |
| |
| (void) printf("\n ZIL header: claim_txg %llu, " |
| "claim_blk_seq %llu, claim_lr_seq %llu", |
| (u_longlong_t)zh->zh_claim_txg, |
| (u_longlong_t)zh->zh_claim_blk_seq, |
| (u_longlong_t)zh->zh_claim_lr_seq); |
| (void) printf(" replay_seq %llu, flags 0x%llx\n", |
| (u_longlong_t)zh->zh_replay_seq, (u_longlong_t)zh->zh_flags); |
| |
| for (i = 0; i < TX_MAX_TYPE; i++) |
| zil_rec_info[i].zri_count = 0; |
| |
| /* see comment in zil_claim() or zil_check_log_chain() */ |
| if (zilog->zl_spa->spa_uberblock.ub_checkpoint_txg != 0 && |
| zh->zh_claim_txg == 0) |
| return; |
| |
| if (verbose >= 2) { |
| (void) printf("\n"); |
| (void) zil_parse(zilog, print_log_block, print_log_record, NULL, |
| zh->zh_claim_txg, B_FALSE); |
| print_log_stats(verbose); |
| } |
| } |