| #!/bin/ksh -p |
| |
| # |
| # This file and its contents are supplied under the terms of the |
| # Common Development and Distribution License ("CDDL"), version 1.0. |
| # You may only use this file in accordance with the terms of version |
| # 1.0 of the CDDL. |
| # |
| # A full copy of the text of the CDDL should have accompanied this |
| # source. A copy of the CDDL is also available via the Internet at |
| # http://www.illumos.org/license/CDDL. |
| # |
| |
| # |
| # Copyright (c) 2018 by Delphix. All rights reserved. |
| # |
| |
| . $STF_SUITE/tests/functional/alloc_class/alloc_class.kshlib |
| |
| # |
| # DESCRIPTION: |
| # Removing a special device from a pool succeeds. |
| # |
| |
| verify_runnable "global" |
| |
| # |
| # Verify the file identified by the input <inode> is written on a special vdev |
| # According to the pool layout used in this test vdev_id 3 and 4 are special |
| # XXX: move this function to libtest.shlib once we get "Vdev Properties" |
| # |
| function file_in_special_vdev # <dataset> <inode> |
| { |
| typeset dataset="$1" |
| typeset inum="$2" |
| |
| zdb -dddddd $dataset $inum | awk '{ |
| # find DVAs from string "offset level dva" only for L0 (data) blocks |
| if (match($0,"L0 [0-9]+")) { |
| dvas[0]=$3 |
| dvas[1]=$4 |
| dvas[2]=$5 |
| for (i = 0; i < 3; ++i) { |
| if (match(dvas[i],"([^:]+):.*")) { |
| dva = substr(dvas[i], RSTART, RLENGTH); |
| # parse DVA from string "vdev:offset:asize" |
| if (split(dva,arr,":") != 3) { |
| print "Error parsing DVA: <" dva ">"; |
| exit 1; |
| } |
| # verify vdev is "special" |
| if (arr[1] < 3) { |
| exit 1; |
| } |
| } |
| } |
| }}' |
| } |
| |
| claim="Removing a special device from a pool succeeds." |
| |
| log_assert $claim |
| log_onexit cleanup |
| |
| # |
| # Create a non-raidz pool so we can remove top-level vdevs |
| # |
| log_must disk_setup |
| log_must zpool create $TESTPOOL $ZPOOL_DISK0 $ZPOOL_DISK1 $ZPOOL_DISK2 \ |
| special $CLASS_DISK0 special $CLASS_DISK1 |
| log_must display_status "$TESTPOOL" |
| |
| # |
| # Generate some metadata and small blocks in the special class before removal |
| # |
| typeset -l i=1 |
| typeset -l blocks=25 |
| |
| log_must zfs create -o special_small_blocks=32K -o recordsize=32K \ |
| $TESTPOOL/$TESTFS |
| for i in 1 2 3 4; do |
| log_must dd if=/dev/urandom of=/$TESTPOOL/$TESTFS/testfile.$i bs=1M \ |
| count=$blocks |
| ((blocks = blocks + 25)) |
| done |
| log_must sync_pool $TESTPOOL |
| log_must zpool list -v $TESTPOOL |
| |
| # Verify the files were written in the special class vdevs |
| for i in 1 2 3 4; do |
| dataset="$TESTPOOL/$TESTFS" |
| inum="$(stat -c '%i' /$TESTPOOL/$TESTFS/testfile.$i)" |
| log_must file_in_special_vdev $dataset $inum |
| done |
| |
| # |
| # remove a special allocation vdev and force a remapping |
| # N.B. The 'zfs remap' command has been disabled and may be removed. |
| # |
| export ZFS_REMAP_ENABLED=YES |
| |
| log_must zpool remove $TESTPOOL $CLASS_DISK0 |
| log_must zfs remap $TESTPOOL/$TESTFS |
| |
| sleep 5 |
| log_must sync_pool $TESTPOOL |
| sleep 1 |
| |
| log_must zdb -bbcc $TESTPOOL |
| log_must zpool list -v $TESTPOOL |
| log_must zpool destroy -f "$TESTPOOL" |
| |
| log_pass $claim |