#!/usr/local/bin/ksh93 -p
#
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# $FreeBSD: releng/12.3/tests/sys/cddl/zfs/tests/online_offline/online_offline_002_neg.ksh 329867 2018-02-23 16:31:00Z asomers $

#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Copyright 2014 Spectra Logic Corporation.
# Use is subject to license terms.
#

. $STF_SUITE/include/libtest.kshlib

verify_runnable "global"

function verify_assertion
{
	keyword="$1"
	typeset -i redundancy
	set -A DISKLIST $DISKS

	case "$keyword" in
		"") redundancy=0 ;;
		"mirror") (( redundancy=${#DISKLIST[@]} - 1 )) ;;
		"raidz") redundancy=1 ;;
		"raidz2") redundancy=2 ;;
		"raidz3") redundancy=3 ;;
		*) log_fail "Unknown keyword" ;;
	esac

	echo redundancy is $redundancy

	if [ ${#DISKLIST[@]} -le "$redundancy" ]; then
		log_fail "Insufficiently many disks configured for this test"
	fi

	busy_path $TESTDIR
	# Offline the allowed number of disks
	for ((i=0; i<$redundancy; i=$i+1 )); do
		log_must $ZPOOL offline $TESTPOOL ${DISKLIST[$i]}
	done

	#Verify that offlining any additional disks should fail
	for ((i=$redundancy; i<${#DISKLIST[@]}; i=$i+1 )); do
		log_mustnot $ZPOOL offline $TESTPOOL ${DISKLIST[$i]}
	done
	reap_children

	typeset dir=$(get_device_dir $DISKS)
	verify_filesys "$TESTPOOL" "$TESTPOOL/$TESTFS" "$dir"
}

log_assert "Turning both disks offline should fail."

for keyword in "" "mirror" "raidz" "raidz2"; do
	child_pids=""
	default_setup_noexit "$keyword $DISKS"
	verify_assertion "$keyword"
	destroy_pool $TESTPOOL
done

log_pass
