update init script

1 files changed, 57 insertions, 105 deletions

diff --git a/doc/init_script b/doc/init_script
index d87da9ba..5ba694c1 100644
--- a/doc/init_script
+++ b/doc/init_script
@@ -1,20 +1,22 @@
 #! /bin/sh
 ### BEGIN INIT INFO
-# Provides:          radicale
-# Required-Start:    $local_fs $remote_fs $network $syslog $named
-# Required-Stop:     $local_fs $remote_fs $network $syslog $named
+# Provides:          glances
+# Required-Start:    networking
+# Required-Stop:     networking
 # Default-Start:     2 3 4 5
 # Default-Stop:      0 1 6
-# Short-Description: Start and stop the Radicale CalDAV server
+# Short-Description: Start and stop the Glance server
 ### END INIT INFO
 
-# Author: nicolas.boos@wanadoo.fr
+# Author: beudbeud@beudibox.fr
+
+set -e
 
 # PATH should only include /usr/* if it runs after the mountnfs.sh script
 PATH=/sbin:/usr/sbin:/bin:/usr/bin
-DESC="Radicale CalDAV server"
-NAME=radicale
-DAEMON=/usr/local/bin/$NAME
+DESC="Glances server"
+NAME=glances
+DAEMON=/usr/bin/$NAME
 DAEMON_ARGS=""
 PIDFILE=/var/run/$NAME.pid
 SCRIPTNAME=/etc/init.d/$NAME
@@ -28,112 +30,62 @@ SCRIPTNAME=/etc/init.d/$NAME
 # Load the VERBOSE setting and other rcS variables
 . /lib/init/vars.sh
 
-VERBOSE=yes
 
 # Define LSB log_* functions.
 # Depend on lsb-base (>= 3.2-14) to ensure that this file is present
 # and status_of_proc is working.
 . /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 --background --exec $DAEMON --test > /dev/null || return 1
-	start-stop-daemon --start --quiet --background --exec $DAEMON -- $DAEMON_ARGS || 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 --name $NAME
-	RETVAL="$?"
-	[ "$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 --pidfile $PIDFILE --exec $DAEMON
-	[ "$?" = 2 ] && return 2
-	# Many daemons don't delete their pidfiles when they exit.
-	rm -f $PIDFILE
-	return "$RETVAL"
-}
-
-#
-# Function that sends a SIGHUP 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 1 --quiet --pidfile $PIDFILE --name $NAME
-	return 0
-}
+case $1 in
+	start)
+	if [ -e $PIDFILE ]; then
+		log_daemon_msg "$NAME process was already running"
+		log_end_msg 1
+	else
+		# Start the daemon.
+		log_daemon_msg "Starting the process" "$NAME"
+		# Start the daemon with the help of start-stop-daemon
+		# Log the message appropriately
+		if start-stop-daemon --start --quiet --oknodo --pidfile $PIDFILE -b -m --exec $DAEMON -- $DAEMON_ARGS; then
+			log_end_msg 0
+		else
+			log_end_msg 1
+		fi
+	fi
+	;;
 
-case "$1" in
-  start)
-	[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
-	do_start
-	case "$?" in
-		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
-		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
-	esac
+	stop)
+	# Stop the daemon.
+	if [ -e $PIDFILE ]; then
+		status_of_proc -p $PIDFILE $DAEMON "Stoppping the $NAME process" && status="0" || status="$?"
+		if [ "$status" = 0 ]; then
+			start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
+			/bin/rm -rf $PIDFILE
+		fi
+	else
+		log_daemon_msg "Glances process was already stopped"
+		log_end_msg 1
+	fi
 	;;
-  stop)
-	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
-	do_stop
-	case "$?" in
-		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
-		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
-	esac
+
+	restart|reload)
+	# Restart the daemon.
+	$0 stop && sleep 2 && $0 start
 	;;
-  status)
-       status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
-       ;;
-  restart|force-reload)
-	#
-	# If the "reload" option is implemented then remove the
-	# 'force-reload' alias
-	#
-	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
+
+	status)
+	# Check the status of the process.
+	if [ -e $PIDFILE ]; then
+		status_of_proc -p $PIDFILE $DAEMON "$NAME process" && exit 0 || exit $?
+	else
+		log_daemon_msg "Glances process is not running"
 		log_end_msg 1
-		;;
-	esac
-	;;
-  *)
-	echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
-	exit 3
+	fi
 	;;
+
+	*)
+	 # For invalid arguments, print the usage message.
+	 echo "Usage: $0 {start|stop|restart|reload|status}"
+	 exit 2
+	 ;;
 esac