test: extend start-stop-sysv to verify reload:script support

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

test/skel/etc/init.d/S01-service.sh

@@ -6,46 +6,54 @@ PIDFILE="/var/run/service.pid"
 
 start()
 {
-	printf 'Starting %s: ' "$DAEMON"
-	start-stop-daemon -S -b -q -p "$PIDFILE" -x "$DAEMON"
+    printf 'Starting %s: ' "$DAEMON"
+    start-stop-daemon -S -b -q -p "$PIDFILE" -x "$DAEMON"
 
-	status=$?
-	if [ "$status" -eq 0 ]; then
-		echo "OK"
-	else
-		echo "FAIL"
-	fi
+    status=$?
+    if [ "$status" -eq 0 ]; then
+	echo "OK"
+    else
+	echo "FAIL"
+    fi
 
-	return "$status"
+    return "$status"
 }
 
 stop()
 {
-	printf 'Stopping %s: ' "$DAEMON"
-	start-stop-daemon -K -q -p "$PIDFILE"
+    printf 'Stopping %s: ' "$DAEMON"
+    start-stop-daemon -K -q -p "$PIDFILE"
 
-	status=$?
-	if [ "$status" -eq 0 ]; then
-		echo "OK"
-	else
-		echo "FAIL"
-	fi
+    status=$?
+    if [ "$status" -eq 0 ]; then
+	echo "OK"
+    else
+	echo "FAIL"
+    fi
 
-	return "$status"
+    return "$status"
+}
+
+reload()
+{
+    if [ -f "$PIDFILE" ]; then
+	PID=$(cat "$PIDFILE")
+	kill -HUP "$PID"
+    fi
 }
 
 restart()
 {
-	stop
-	sleep 1
-	start
+    stop
+    sleep 1
+    start
 }
 
 case "$1" in
-	start|stop|restart)
-		"$1"
-		;;
-	*)
-		echo "Usage: $0 {start|stop|restart}, got $0 $1"
-		exit 1
+    start|stop|reload|restart)
+	"$1"
+	;;
+    *)
+	echo "Usage: $0 {start|stop|reload|restart}, got $0 $1"
+	exit 1
 esac

test/skel/sbin/service.sh

@@ -2,23 +2,33 @@
 
 cleanup()
 {
-	echo "Got signal, stopping ..."
-	rm -f /run/service.pid
-	exit 0
+    echo "Got signal, stopping ..."
+    rm -f /run/service.pid
+    exit 0
+}
+
+reload()
+{
+    echo
+    echo "Ready."
+    echo
+    sleep 1
+    echo $$ > /run/service.pid
 }
 
 # Hook SIGUSR1 and dump trace to file system
 # shellcheck disable=SC2172
 trap 'echo USR1 > /tmp/usr1.log' USR1
+trap reload  HUP
 trap cleanup INT
 trap cleanup TERM
 trap cleanup QUIT
 trap cleanup EXIT
 
-echo $$ > /run/service.pid
+reload
 
 # sleep may exit on known signal, so
 # we cannot use 'set -e'
 while true; do
-	sleep 1
+    sleep 1
 done