tests: nawk -> awk

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: John Kennedy <john.kennedy@delphix.com>
Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #13259

tests/zfs-tests/include/blkdev.shlib

@@ -253,7 +253,7 @@ function set_device_dir
 
 	if is_linux; then
 		while (( i < $DISK_ARRAY_NUM )); do
-			disk="$(echo $DISKS | nawk '{print $(i + 1)}')"
+			disk="$(echo $DISKS | awk '{print $(i + 1)}')"
 			if is_mpath_device $disk; then
 				export DEV_DSKDIR=$DEV_MPATHDIR
 				return 0
@@ -294,20 +294,15 @@ function get_device_dir #device
 function get_persistent_disk_name #device
 {
 	typeset device=$1
-	typeset dev_id
 
 	if is_linux; then
 		if is_real_device $device; then
-			dev_id="$(udevadm info -q all -n $DEV_DSKDIR/$device \
-			    | egrep disk/by-id | nawk '{print $2; exit}' \
-			    | nawk -F / '{print $3}')"
-			echo $dev_id
+			udevadm info -q all -n $DEV_DSKDIR/$device \
+			    | awk '/disk\/by-id/ {print $2; exit}' | cut -d/ -f3
 		elif is_mpath_device $device; then
-			dev_id="$(udevadm info -q all -n $DEV_DSKDIR/$device \
-			    | egrep disk/by-id/dm-uuid \
-			    | nawk '{print $2; exit}' \
-			    | nawk -F / '{print $3}')"
-			echo $dev_id
+			udevadm info -q all -n $DEV_DSKDIR/$device \
+			    | awk '/disk\/by-id\/dm-uuid/ {print $2; exit}' \
+			    | cut -d/ -f3
 		else
 			echo $device
 		fi
@@ -334,28 +329,22 @@ function on_off_disk # disk state{online,offline} host
 
 	if is_linux; then
 		if [[ $state == "offline" ]] && ( is_mpath_device $disk ); then
-			dm_name="$(readlink $DEV_DSKDIR/$disk \
-			    | nawk -F / '{print $2}')"
-			dep="$(ls /sys/block/${dm_name}/slaves \
-			    | nawk '{print $1}')"
+			dm_name="$(readlink $DEV_DSKDIR/$disk | cut -d/ -f2)"
+			dep="$(ls /sys/block/${dm_name}/slaves | awk '{print $1}')"
 			while [[ -n $dep ]]; do
 				#check if disk is online
-				lsscsi | egrep $dep > /dev/null
-				if (($? == 0)); then
+				if lsscsi | egrep -q $dep; then
 					dep_dir="/sys/block/${dm_name}"
 					dep_dir+="/slaves/${dep}/device"
 					ss="${dep_dir}/state"
 					sd="${dep_dir}/delete"
 					log_must eval "echo 'offline' > ${ss}"
 					log_must eval "echo '1' > ${sd}"
-					lsscsi | egrep $dep > /dev/null
-						if (($? == 0)); then
-							log_fail "Offlining" \
-							    "$disk failed"
-						fi
+					if lsscsi | egrep -q $dep; then
+						log_fail "Offlining $disk failed"
+					fi
 				fi
-				dep="$(ls /sys/block/$dm_name/slaves \
-				    2>/dev/null | nawk '{print $1}')"
+				dep="$(ls /sys/block/$dm_name/slaves 2>/dev/null | awk '{print $1}')"
 			done
 		elif [[ $state == "offline" ]] && ( is_real_device $disk ); then
 			#check if disk is online
@@ -378,12 +367,9 @@ function on_off_disk # disk state{online,offline} host
 			scan_scsi_hosts $host
 			block_device_wait
 			if is_mpath_device $disk; then
-				dm_name="$(readlink $DEV_DSKDIR/$disk \
-				    | nawk -F / '{print $2}')"
-				dep="$(ls /sys/block/$dm_name/slaves \
-				    | nawk '{print $1}')"
-				lsscsi | egrep $dep > /dev/null
-				if (($? != 0)); then
+				dm_name="$(readlink $DEV_DSKDIR/$disk | cut -d/ -f2)"
+				dep="$(ls /sys/block/$dm_name/slaves | awk '{print $1}')"
+				if lsscsi | egrep -q $dep; then
 					log_fail "Onlining $disk failed"
 				fi
 			elif is_real_device $disk; then
@@ -496,7 +482,7 @@ function unload_scsi_debug
 function get_debug_device
 {
 	for i in {1..10} ; do
-		val=$(lsscsi | nawk '/scsi_debug/ {print $6; exit}' | cut -d / -f3)
+		val=$(lsscsi | awk '/scsi_debug/ {print $6; exit}' | cut -d/ -f3)
 
 		# lsscsi can take time to settle
 		if [ "$val" != "-" ] ; then

tests/zfs-tests/include/libtest.shlib

@@ -2018,13 +2018,8 @@ function verify_pool
 #
 function get_disklist # pool
 {
-	typeset disklist=""
-
-	disklist=$(zpool iostat -v $1 | nawk '(NR >4) {print $1}' | \
-	    grep -v "\-\-\-\-\-" | \
-	    egrep -v -e "^(mirror|raidz[1-3]|draid[1-3]|spare|log|cache|special|dedup)|\-[0-9]$")
-
-	echo $disklist
+	zpool iostat -v $1 | awk '(NR > 4) {print $1}' | \
+	    egrep -v -e '^-----' -e "^(mirror|raidz[1-3]|draid[1-3]|spare|log|cache|special|dedup)|\-[0-9]$"
 }
 
 #
@@ -2033,8 +2028,7 @@ function get_disklist # pool
 #
 function get_disklist_fullpath # pool
 {
-	args="-P $1"
-	get_disklist $args
+	get_disklist "-P $1"
 }
 
 
@@ -2183,14 +2177,12 @@ function check_pool_status # pool token keyword <verbose>
 	typeset keyword=$3
 	typeset verbose=${4:-false}
 
-	scan=$(zpool status -v "$pool" 2>/dev/null | nawk -v token="$token:" '
+	scan=$(zpool status -v "$pool" 2>/dev/null | awk -v token="$token:" '
 		($1==token) {print $0}')
 	if [[ $verbose == true ]]; then
 		log_note $scan
 	fi
-	echo $scan | egrep -i "$keyword" > /dev/null 2>&1
-
-	return $?
+	echo $scan | egrep -qi "$keyword"
 }
 
 #
@@ -2968,15 +2960,14 @@ function get_device_state #pool disk field("", "spares","logs")
 	typeset disk=${2#$DEV_DSKDIR/}
 	typeset field=${3:-$pool}
 
-	state=$(zpool status -v "$pool" 2>/dev/null | \
-		nawk -v device=$disk -v pool=$pool -v field=$field \
+	zpool status -v "$pool" 2>/dev/null | \
+		awk -v device=$disk -v pool=$pool -v field=$field \
 		'BEGIN {startconfig=0; startfield=0; }
 		/config:/ {startconfig=1}
 		(startconfig==1) && ($1==field) {startfield=1; next;}
 		(startfield==1) && ($1==device) {print $2; exit;}
 		(startfield==1) &&
-		($1==field || $1 ~ "^spares$" || $1 ~ "^logs$") {startfield=0}')
-	echo $state
+		($1==field || $1 ~ "^spares$" || $1 ~ "^logs$") {startfield=0}'
 }
 
 #