Sindbad~EG File Manager

# vim: filetype=sh
#
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# $FreeBSD$

#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"@(#)cache.kshlib	1.4	09/05/19 SMI"
#

. $STF_SUITE/include/libtest.kshlib

function cleanup
{
	log_note "Final pool configurations:"
	poolexists $TESTPOOL && log_must $ZPOOL status -v $TESTPOOL
	poolexists $TESTPOOL2 && log_must $ZPOOL status -v $TESTPOOL2
	destroy_pool $TESTPOOL
	destroy_pool $TESTPOOL2
}

#
# Try zpool status/iostat for given pool
#
# $1 pool
#
function display_status
{
	typeset pool=$1

	typeset -i ret=0
	$ZPOOL status -xv $pool > /dev/null 2>&1
	ret=$?

	$ZPOOL iostat > /dev/null 2>&1
	((ret |= $?))

	typeset mntpnt=$(get_prop mountpoint $pool)
	$DD if=/dev/random of=$mntpnt/testfile.${TESTCASE_ID} &
	typeset pid=$!

	$ZPOOL iostat -v 1 3 > /dev/null
	((ret |= $?))

	kill -9 $pid

	return $ret
}

#
# Verify the give cache device have correct type and status
#
# $1 pool name
# $2 device name
# $3 device status
# $4 device type
#
function verify_cache_device
{
	typeset pool=$1
	typeset device=$2
	typeset status=$3
	typeset type=$4

	if [[ -z $pool || -z $device || -z $status ]]; then
		log_fail "Usage: verify_cache_device <pool> <device> " \
			"<status> [type]"
	fi

	# Zpool status returns on the device name sans the /dev, so
	# if the device contains /dev/ remove it.
	device=${device#"/dev/"}

	if [[ $WRAPPER == *"smi"* ]]; then
		$ECHO $device | $EGREP "^c[0-F]+([td][0-F]+)+$" > /dev/null 2>&1
		if (( $? == 0 )); then
			device=${device}s2
		fi
	fi

	#
	# Get all the cache devices and status table like below
	#
	# mirror:/disks/d ONLINE mirror:/disks/e ONLINE stripe:/disks/f ONLINE
	#
	set -A dev_stat_tab $($ZPOOL status -v $pool | $NAWK '
				function parse_name(status)
				{
					if (status == "OFFLINE")
						return substr($7,6)
					else if (status == "UNAVAIL")
						return substr($7,6)
					else
						return $1
				}

				BEGIN {in_cache=0}
				/\tcache/ {in_cache=1}
				/\tlog/ || /\tspares/ || /^$/ {in_cache=0}

				# Skip if not in a cache section
				(in_cache==0) { next; }

				/\t  (\/|[0-9a-zA-Z])/ {
					print "stripe:" parse_name($2) " " $2;
				}

				/\t    (\/|[a-zA-Z])/ {
					print "mirror:" parse_name($2) " " $2;
				}

				# When hotspare is replacing
				/\t      (\/|[a-zA-Z])/ {
					print "mirror:" parse_name($2) " " $2;
				}
	')

	typeset -i i=0
	typeset find=0
	while (( i < ${#dev_stat_tab[@]} )); do
		typeset dev=${dev_stat_tab[$i]}
		typeset stat=${dev_stat_tab[((i+1))]}

		case $dev in
			stripe:$device)	
				if [[ "$type" == 'mirror' ]]; then
					log_note "Unexpected type: mirror"
					return 1
				else
					if [[ $stat != $status ]]; then
						log_note "Status($stat) " \
							"!= Expected stat($status)"
						return 1
					fi
					return 0
				fi
				;;
			mirror:$device)
				if [[ -z "$type" || $type == 'stripe' ]]; then
					log_note "Unexpected type: stripe"
					return 1
				else
					if [[ $stat != $status ]]; then
						log_note "Status($stat) " \
							"!= Expected stat($status)"
						return 1
					fi
					return 0
				fi
				;;
		esac

		((i += 2))
	done

	log_note "Can not find device: $device"

	return 1
}