diff options
Diffstat (limited to 'sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zpool_import/import_devices_missing.ksh')
-rwxr-xr-x | sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zpool_import/import_devices_missing.ksh | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zpool_import/import_devices_missing.ksh b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zpool_import/import_devices_missing.ksh new file mode 100755 index 000000000000..53828c912ca3 --- /dev/null +++ b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zpool_import/import_devices_missing.ksh @@ -0,0 +1,122 @@ +#!/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) 2016 by Delphix. All rights reserved. +# + +. $STF_SUITE/tests/functional/cli_root/zpool_import/zpool_import.kshlib + +# +# DESCRIPTION: +# A pool should be importable when up to 2 top-level devices are missing. +# +# STRATEGY: +# 1. Create a pool. +# 2. Write some data to the pool and checksum it. +# 3. Add one or more devices. +# 4. Write more data to the pool and checksum it. +# 5. Export the pool. +# 6. Move added devices out of the devices directory. +# 7. Import the pool with missing devices. +# 8. Verify that the first batch of data is intact. +# 9. Verify that accessing the second batch of data doesn't suspend pool. +# 10. Export the pool, move back missing devices, Re-import the pool. +# 11. Verify that all the data is intact. +# + +verify_runnable "global" + +function custom_cleanup +{ + log_must set_spa_load_verify_metadata 1 + log_must set_spa_load_verify_data 1 + log_must set_zfs_max_missing_tvds 0 + log_must rm -rf $BACKUP_DEVICE_DIR + # Highly damaged pools may fail to be destroyed, so we export them. + poolexists $TESTPOOL1 && log_must zpool export $TESTPOOL1 + cleanup +} + +log_onexit custom_cleanup + +function test_devices_missing +{ + typeset poolcreate="$1" + typeset addvdevs="$2" + typeset missingvdevs="$3" + typeset -i missingtvds="$4" + + log_note "$0: pool '$poolcreate', adding $addvdevs, then" \ + "moving away $missingvdevs." + + log_must zpool create $TESTPOOL1 $poolcreate + + log_must generate_data $TESTPOOL1 $MD5FILE "first" + + log_must zpool add $TESTPOOL1 $addvdevs + + log_must generate_data $TESTPOOL1 $MD5FILE2 "second" + + log_must zpool export $TESTPOOL1 + + log_must mv $missingvdevs $BACKUP_DEVICE_DIR + + # Tell zfs that it is ok to import a pool with missing top-level vdevs + log_must set_zfs_max_missing_tvds $missingtvds + # Missing devices means that data or metadata may be corrupted. + (( missingtvds > 1 )) && log_must set_spa_load_verify_metadata 0 + log_must set_spa_load_verify_data 0 + log_must zpool import -o readonly=on -d $DEVICE_DIR $TESTPOOL1 + + log_must verify_data_md5sums $MD5FILE + + log_note "Try reading second batch of data, make sure pool doesn't" \ + "get suspended." + verify_data_md5sums $MD5FILE >/dev/null 2>&1 + + log_must zpool export $TESTPOOL1 + + typeset newpaths=$(echo "$missingvdevs" | \ + sed "s:$DEVICE_DIR:$BACKUP_DEVICE_DIR:g") + log_must mv $newpaths $DEVICE_DIR + log_must set_spa_load_verify_metadata 1 + log_must set_spa_load_verify_data 1 + log_must set_zfs_max_missing_tvds 0 + log_must zpool import -d $DEVICE_DIR $TESTPOOL1 + + log_must verify_data_md5sums $MD5FILE + log_must verify_data_md5sums $MD5FILE2 + + # Cleanup + log_must zpool destroy $TESTPOOL1 + + log_note "" +} + +log_must mkdir -p $BACKUP_DEVICE_DIR + +test_devices_missing "$VDEV0" "$VDEV1" "$VDEV1" 1 +test_devices_missing "$VDEV0" "$VDEV1 $VDEV2" "$VDEV1" 1 +test_devices_missing "mirror $VDEV0 $VDEV1" "mirror $VDEV2 $VDEV3" \ + "$VDEV2 $VDEV3" 1 +test_devices_missing "$VDEV0 log $VDEV1" "$VDEV2" "$VDEV2" 1 + +# +# Note that we are testing for 2 non-consecutive missing devices. +# Missing consecutive devices results in missing metadata. Because of +# Missing metadata can cause the root dataset to fail to mount. +# +test_devices_missing "$VDEV0" "$VDEV1 $VDEV2 $VDEV3" "$VDEV1 $VDEV3" 2 + +log_pass "zpool import succeeded with missing devices." |