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Diffstat (limited to 'tests/zfs-tests/tests/functional/snapshot/rollback_003_pos.ksh')
| -rwxr-xr-x | tests/zfs-tests/tests/functional/snapshot/rollback_003_pos.ksh | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/tests/zfs-tests/tests/functional/snapshot/rollback_003_pos.ksh b/tests/zfs-tests/tests/functional/snapshot/rollback_003_pos.ksh new file mode 100755 index 000000000000..59e7c110ddd7 --- /dev/null +++ b/tests/zfs-tests/tests/functional/snapshot/rollback_003_pos.ksh @@ -0,0 +1,111 @@ +#! /bin/ksh -p +# +# 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. +# Use is subject to license terms. +# + +# +# Copyright (c) 2013, 2016 by Delphix. All rights reserved. +# + +. $STF_SUITE/include/libtest.shlib +. $STF_SUITE/tests/functional/cli_root/zfs_rollback/zfs_rollback_common.kshlib +. $STF_SUITE/tests/functional/snapshot/snapshot.cfg + + +# +# DESCRIPTION: +# Verify that rollbacks succeed when there are nested file systems. +# +# STRATEGY: +# 1) Snapshot an empty file system and rollback +# 2) Create a file in the file system +# 3) Rollback the file system to empty +# 4) Create a nested file system with the same name as the file created in (2) +# 5) Verify a rollback succeeds +# + +verify_runnable "both" + +function cleanup +{ + typeset snap="" + typeset fs="" + + export __ZFS_POOL_RESTRICT="$TESTPOOL" + log_must zfs mount -a + unset __ZFS_POOL_RESTRICT + + for snap in "$SNAPPOOL.1" "$SNAPPOOL"; do + if snapexists $snap; then + destroy_snapshot $snap + fi + done + + for fs in "$TESTPOOL/$TESTFILE/$TESTFILE.1" "$TESTPOOL/$TESTFILE"; do + if datasetexists $fs; then + destroy_dataset $fs -r + fi + done + + [[ -e /$TESTPOOL ]] && \ + log_must rm -rf $TESTPOOL/* +} + +log_assert "Verify rollback succeeds when there are nested file systems." + +log_onexit cleanup + +log_must zfs snapshot $SNAPPOOL +log_must zfs rollback $SNAPPOOL +log_mustnot zfs snapshot $SNAPPOOL + +log_must touch /$TESTPOOL/$TESTFILE + +log_must zfs rollback $SNAPPOOL +log_must zfs create $TESTPOOL/$TESTFILE + +log_must zfs rollback $SNAPPOOL + +log_note "Verify rollback of multiple nested file systems succeeds." +log_must zfs snapshot $TESTPOOL/$TESTFILE@$TESTSNAP +log_must zfs snapshot $SNAPPOOL.1 + +export __ZFS_POOL_RESTRICT="$TESTPOOL" +log_must zfs unmount -a +log_must zfs mount -a +unset __ZFS_POOL_RESTRICT + +log_must touch /$TESTPOOL/$TESTFILE/$TESTFILE.1 + +log_must zfs rollback $SNAPPOOL.1 + +# +# Workaround for issue #6143. Issuing a `df` seems to properly force any +# negative dcache entries to be invalidated preventing subsequent failures +# when accessing the mount point. Additional investigation required. +# +log_must df + +log_pass "Rollbacks succeed when nested file systems are present." |