From: Vincent Le Gallic <deconnaisseur@crans.org>
Date: Sun, 4 Nov 2012 14:56:02 +0000 (+0100)
Subject: Modification de l'initscript pour qu'il recrée le dossier/fichier de PID si il n... 
X-Git-Url: http://gitweb.pimeys.fr/?a=commitdiff_plain;h=d5c0fb37d2ab313de26d95101601ace77bf3e23b;p=bots%2Fdeconnaisseur.git

Modification de l'initscript pour qu'il recrée le dossier/fichier de PID si il n'est pas là
(/var/run, reboot, tout ça…)
---

diff --git a/initscript b/initscript
new file mode 100755
index 0000000..47c7a23
--- /dev/null
+++ b/initscript
@@ -0,0 +1,218 @@
+#! /bin/sh
+### BEGIN INIT INFO
+# Provides:          deconnaisseur
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: deconnaisseur, le bot IRC
+# Description:       deconnaisseur est un bot IRC codé par 20-100
+#                    Il fait jouer au jeu des déconnaissances
+### END INIT INFO
+
+# Author: Vincent Le Gallic <legallic@crans.org>
+
+# Do NOT "set -e"
+
+# PATH should only include /usr/* if it runs after the mountnfs.sh script
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+DESC="bot IRC jouant à deconnaissances"
+PYTHON=/usr/bin/python
+BASENAME=deconnaisseur
+DIRECTORY=/home/deconnaisseur/deconnaisseur
+SCRIPT=$DIRECTORY/$BASENAME.py
+EXEC="$PYTHON $SCRIPT"
+USER=deconnaisseur
+SCRIPT_ARGS="crans --daemon"
+PIDDIR=/var/run/bots/
+PIDFILE=$PIDDIR$BASENAME.pid
+SCRIPTNAME=/etc/init.d/$BASENAME
+
+
+# Load the VERBOSE setting and other rcS variables
+. /lib/init/vars.sh
+
+# 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
+
+_repair()
+{
+	# Répare /var/run/bots si il était pas bon
+	mkdir -p $PIDDIR
+	chown root:bots $PIDDIR
+	chmod g+w $PIDDIR
+}
+
+# To check if the process is running
+_check_is_running()
+{
+	# On récupère le PID (écrit dans ce fichier par le script la dernière fois qu'il a été lancé)
+	pid=`cat $PIDFILE`
+	# On va voir si le process tourne toujours
+	test -x /proc/$pid || return 1 # aucun process de ce PID ne tourne
+	# On regarde si il a les bons arguments
+	egrep -q ^$PYTHON /proc/$pid/cmdline || return 1 # il y a bien un process de ce PID, mais ce n'est pas python
+	grep -q $SCRIPT /proc/$pid/cmdline || return 1 # il y a bien un PID, c'est bien python, mais il ne lance pas le bot
+	return 0
+}
+
+_is_running()
+{
+	test -x $PIDDIR
+        if [ $? -ne 0 ]
+        then
+		_repair
+	fi
+	if test -f $PIDFILE
+	then
+		_check_is_running
+		return $?
+	else
+		touch $PIDFILE 2>&1 >/dev/null
+		chown $USER:bots $PIDFILE 2>&1 >/dev/null
+		if test -f $PIDFILE
+		then
+			_check_is_running
+			return $?
+		else
+			echo -n "Failed to read $PIDFILE"
+			return 0
+		fi
+	fi
+}
+#
+# Function that starts the daemon
+#
+do_start()
+{
+	# Return
+	#   0 if daemon has been started
+	#   1 if daemon was already running
+	#   2 if daemon could not be started
+	if _is_running
+	then
+		return 1
+	else
+		sudo -u $USER $PYTHON $SCRIPT $SCRIPT_ARGS
+		[ "$?" = 0 ] || return 2
+	fi
+}
+
+#
+# Function that stops the daemon
+#
+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
+	if _is_running
+	then
+		pid=`cat $PIDFILE`
+		kill -15 $pid
+		if [ "$?" = 0 ]
+		then
+			return 0
+		else
+			sleep 10
+			kill -9 $pid
+		fi
+	else
+		return 1
+	fi
+}
+
+#
+# Function that sends a SIGHUP to the daemon
+#
+do_reload() {
+	# Return
+	#   0 if reload has been done
+	#   1 if daemon was not running
+	#   2 if reload could not be achieved
+	if _is_running
+	then
+		pid=`cat $PIDFILE`
+		kill -1 $pid
+		[ "$?" = 0 ] || return 2
+	else
+		return 1
+	fi
+}
+
+#
+# The actual initscript
+#
+case "$1" in
+  start)
+	log_daemon_msg "Starting $DESC" "$BASENAME"
+	do_start
+	case "$?" in
+		0) log_end_msg 0 ;;
+		1) echo -n " was already running"; log_end_msg 1 ;;
+		2) log_end_msg 1 ;;
+	esac
+	;;
+  stop)
+	log_daemon_msg "Stopping $DESC" "$BASENAME"
+	do_stop
+	case "$?" in
+		0) log_end_msg 0 ;;
+		1) echo -n " was not running"; log_end_msg 1 ;;
+		2) log_end_msg 1 ;;
+	esac
+	;;
+  status)
+	if _is_running
+	then
+		log_action_msg "$BASENAME is running"
+	else
+		log_action_msg "$BASENAME is NOT running"
+	fi
+	;;
+  reload|force-reload)
+	log_daemon_msg "Reloading $DESC" "$BASENAME"
+	do_reload
+	case "$?" in
+		0) log_end_msg 0 ;;
+		1) echo -n " was not running"; log_end_msg 1 ;;
+		2) log_end_msg 1;;
+	esac
+	;;
+  restart)
+	log_daemon_msg "Restarting $DESC" "$BASENAME"
+	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
+	;;
+  running)
+	if _is_running
+	then
+		echo "Running"
+	else
+		echo "Not running"
+	fi
+	;;
+  *)
+	log_action_msg "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload}" >&2
+	exit 3
+	;;
+esac
+
+true