#!/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. # Copyright 2019 Joyent, Inc. # . $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 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 # { typeset dataset="$1" typeset inum="$2" zdb -dddddd $dataset $inum | nawk '{ # 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 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 # log_must zpool remove $TESTPOOL $CLASS_DISK0 log_must zfs remap $TESTPOOL/$TESTFS sleep 5 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