#!/usr/local/bin/ksh93 -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
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#
# 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
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# $FreeBSD: releng/12.3/tests/sys/cddl/zfs/tests/cli_root/zfs_rollback/zfs_rollback_002_pos.ksh 329867 2018-02-23 16:31:00Z asomers $

#
# Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"@(#)zfs_rollback_002_pos.ksh	1.4	08/05/14 SMI"
#

. $STF_SUITE/include/libtest.kshlib
. $STF_SUITE/tests/cli_root/zfs_rollback/zfs_rollback_common.kshlib

#################################################################################
#
# __stc_assertion_start
#
# ID: zfs_rollback_002_pos
#
# DESCRIPTION:
#	'zfs rollback -f' will force unmount any filesystems. 
#
# STRATEGY:
#	1. Create pool & fs.
#	2. Create the snapshot of this file system.
#	3. Write the mountpoint directory of this file system.
#	4. Make sure 'zfs rollback -f' succeeds.
#
# TESTABILITY: explicit
#
# TEST_AUTOMATION_LEVEL: automated
#
# CODING_STATUS: COMPLETED (2005-07-29)
#
# __stc_assertion_end
#
################################################################################

verify_runnable "both"

log_assert "'zfs rollback -f' will force unmount any filesystems."
log_onexit cleanup_env

# Create a snapshot of this file system: FSSNAP0
setup_snap_env 1

#
# Write file and make the mountpoint directory busy when try to unmount
# the file system that was mounted on it.
#
write_mountpoint_dir ${FSSNAP0%%@*}

log_must $ZFS rollback $FSSNAP0
log_must $ZFS rollback -f $FSSNAP0
log_must datasetexists $FSSNAP0

$PKILL ${DD##*/}

check_files $FSSNAP0

log_pass "'zfs rollback -f' force unmount any filesystem passed."
