X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=debian%2Fmetaproxy.init;h=67743dd7fc780d76af263d32da059121a53e7682;hb=586d78659d671683f33ec55f4a7d32b28e345ccd;hp=b3672e35d3edcbb4bf47ae9f9f8b6c3520091d44;hpb=469522298af22990385f58fcdb1740cf5996dc79;p=metaproxy-moved-to-github.git

diff --git a/debian/metaproxy.init b/debian/metaproxy.init
index b3672e3..67743dd 100644
--- a/debian/metaproxy.init
+++ b/debian/metaproxy.init
@@ -5,76 +5,165 @@
 # Required-Stop:     $local_fs $remote_fs
 # Default-Start:     2 3 4 5
 # Default-Stop:      0 1 6
-# Short-Description: Metaproxy server
-# Description:       Debian init script for the Metaproxy server
+# Short-Description: Controls the metaproxy daemon
+# Description:       Controls the Metaproxy daemon /usr/bin/metaproxy .
 ### END INIT INFO
 
-PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
-DAEMON=/usr/bin/metaproxy
+# Do NOT "set -e"
+
+# PATH should only include /usr/* if it runs after the mountnfs.sh script
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
 NAME=metaproxy
-DESC=metaproxy
+DAEMON=/usr/bin/$NAME
+DAEMON_OPTS="-h"
+PIDFILE=/var/run/$NAME.pid
+SCRIPTNAME=/etc/init.d/$NAME
+
+# Exit if the package is not installed
+[ -x "$DAEMON" ] || exit 0
+
+# Read user information
+. /etc/metaproxy/metaproxy.user
 
-test -x $DAEMON || exit 0
+# Read configuration variable file if it is present
+[ -r /etc/default/$NAME ] && . /etc/default/$NAME
 
-# Include metaproxy defaults if available
-if [ -f /etc/default/metaproxy ] ; then
-	. /etc/default/metaproxy
-fi
+# Load the VERBOSE setting and other rcS variables
+. /lib/init/vars.sh
 
-set -e
+# Define LSB log_* functions.
+# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
+. /lib/lsb/init-functions
+
+#
+# Function that starts the daemon/service
+#
+do_start()
+{
+	# Return
+	#   0 if daemon has been started
+	#   1 if daemon was already running
+	#   2 if daemon could not be started
+	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
+		|| return 1
+	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
+		$DAEMON_OPTS \
+		|| return 2
+	# Add code here, if necessary, that waits for the process to be ready
+	# to handle requests from services started subsequently which depend
+	# on this one.  As a last resort, sleep for some time.
+}
+
+#
+# Function that stops the daemon/service
+#
+do_stop()
+{
+	# Return
+	#   0 if daemon has been stopped
+	#   1 if daemon was already stopped
+	#   2 if daemon could not be stopped
+	#   other if a failure occurred
+	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE
+	RETVAL="$?"
+	[ "$RETVAL" = 2 ] && return 2
+	# Wait for children to finish too if this is a daemon that forks
+	# and if the daemon is only ever run from this initscript.
+	# If the above conditions are not satisfied then add some other code
+	# that waits for the process to drop all resources that could be
+	# needed by services started subsequently.  A last resort is to
+	# sleep for some time.
+	#start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
+	#[ "$?" = 2 ] && return 2
+	# Many daemons don't delete their pidfiles when they exit.
+	rm -f $PIDFILE
+	return "$RETVAL"
+}
+
+#
+# Function that sends a SIGUSR1 to the daemon/service
+#
+do_reload() {
+	#
+	# If the daemon can reload its configuration without
+	# restarting (for example, when it is sent a SIGHUP),
+	# then implement that here.
+	#
+	start-stop-daemon --stop --signal USR1 --quiet --retry=5 --pidfile $PIDFILE --name $NAME
+	RETVAL="$?"
+	# Return if daemon could not be stopped
+	[ "$RETVAL" = 2 ] && return 2
+	# daemon not running or stopped
+	rm -f $PIDFILE
+	# Return if it was not running, in which case we don't start it
+	[ "$RETVAL" = 1 ] && return 0
+	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
+		$DAEMON_OPTS \
+		|| return 2
+	return 0
+}
 
 case "$1" in
   start)
-	echo -n "Starting $DESC: "
-	start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
-		--exec $DAEMON -- $DAEMON_OPTS
-	echo "$NAME."
+	[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
+	do_start
+	case "$?" in
+		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+		2) [ "$VERBOSE" = no ] && \
+				log_daemon_msg "Starting $DESC" "$NAME"
+			log_end_msg 1 
+		;;
+	esac
 	;;
   stop)
-	echo -n "Stopping $DESC: "
-	start-stop-daemon --stop --quiet --oknodo --pidfile /var/run/$NAME.pid \
-		--exec $DAEMON
-	echo "$NAME."
+	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
+	do_stop
+	case "$?" in
+		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+		2) [ "$VERBOSE" = no ] && \
+				log_daemon_msg "Stopping $DESC" "$NAME"
+			log_end_msg 1 
+		;;
+	esac
 	;;
-  #reload)
+  reload|force-reload)
 	#
-	#	If the daemon can reload its config files on the fly
-	#	for example by sending it SIGHUP, do it here.
+	# If do_reload() is not implemented then leave this commented out
+	# and leave 'force-reload' as an alias for 'restart'.
 	#
-	#	If the daemon responds to changes in its config file
-	#	directly anyway, make this a do-nothing entry.
+	log_daemon_msg "Reloading $DESC" "$NAME"
+	do_reload
+	log_end_msg $?
+	;;
+  restart)
 	#
-	# echo "Reloading $DESC configuration files."
-	# start-stop-daemon --stop --signal 1 --quiet --pidfile \
-	#	/var/run/$NAME.pid --exec $DAEMON
-  #;;
-  force-reload)
+	# If the "reload" option is implemented then remove the
+	# 'force-reload' alias
 	#
-	#	If the "reload" option is implemented, move the "force-reload"
-	#	option to the "reload" entry above. If not, "force-reload" is
-	#	just the same as "restart" except that it does nothing if the
-	#   daemon isn't already running.
-	# check wether $DAEMON is running. If so, restart
-	start-stop-daemon --stop --test --quiet --pidfile \
-		/var/run/$NAME.pid --exec $DAEMON \
-	&& $0 restart \
-	|| exit 0
+	log_daemon_msg "Restarting $DESC" "$NAME"
+	do_stop
+	case "$?" in
+	  0|1)
+		do_start
+		case "$?" in
+			0) log_end_msg 0 ;;
+			1) log_end_msg 1 ;; # Old process is still running
+			*) log_end_msg 1 ;; # Failed to start
+		esac
+		;;
+	  *)
+	  	# Failed to stop
+		log_end_msg 1
+		;;
+	esac
 	;;
-  restart)
-    echo -n "Restarting $DESC: "
-	start-stop-daemon --stop --quiet --oknodo --pidfile \
-		/var/run/$NAME.pid --exec $DAEMON
-	sleep 1
-	start-stop-daemon --start --quiet --pidfile \
-		/var/run/$NAME.pid --exec $DAEMON -- $DAEMON_OPTS
-	echo "$NAME."
+  status)
+	status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
 	;;
   *)
-	N=/etc/init.d/$NAME
-	# echo "Usage: $N {start|stop|restart|reload|force-reload}" >&2
-	echo "Usage: $N {start|stop|restart|force-reload}" >&2
-	exit 1
+	echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload}" >&2
+	exit 3
 	;;
 esac
 
-exit 0
+: