- switch to start-stop-daemon

[packages/pound.git] / pound.init

diff --git a/pound.init b/pound.init
index 0e30dc2c470e83785bbb571dbcf236a773882e1e..d57f10e596faaacf898b4539d3ac3425653e610f 100644 (file)
--- a/pound.init
+++ b/pound.init
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# pound        
+# pound
 #
 # chkconfig:   345 85 15
 # description: reverse-proxy and load-balancer
@@ -12,13 +12,15 @@
 # Get network config
 . /etc/sysconfig/network
 
+# List of instances to start.
+POUND_INSTANCES="pound"
+
 # Get service config
 [ -f /etc/sysconfig/pound ] && . /etc/sysconfig/pound
 
 # Check that networking is up.
 if is_yes "${NETWORKING}"; then
-       if [ ! -f /var/lock/subsys/network ]; then
-               # nls "ERROR: Networking is down. %s can't be run." pound
+       if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
                msg_network_down pound
                exit 1
        fi
@@ -26,45 +28,115 @@ else
        exit 0
 fi
 
+# check if the $1 instance is up
+is_up() {
+       local instance="$1"
+       local pidfile=/var/run/pound/$instance.pid
+       [ -f $pidfile ] || return 1
+       local pid=$(cat $pidfile)
+       kill -0 $pid 2>/dev/null
+       return $?
+}
 
-# See how we were called.
-case "$1" in
-  start)
+start() {
+       local ret started=0
        # Check if the service is already running?
-       if [ ! -f /var/lock/subsys/pound ]; then
-               msg_starting pound
-               daemon pound -f /etc/pound/pound.cfg
-               RETVAL=$?
-               [ $RETVAL -eq 0 ] && touch /var/lock/subsys/pound
+       if [ ! -f /var/lock/subsys/pound -o "$single" = 1 ]; then
+               for instance in $POUND_INSTANCES; do
+                       is_up $instance && continue
+                       msg_starting "Pound ($instance)"
+                       PIDFILE=/var/run/pound/$instance.pid
+                       start-stop-daemon --start \
+                       --exec /usr/sbin/pound \
+                       --pidfile $PIDFILE -- -v -f /etc/pound/$instance.cfg -p $PIDFILE
+                       ret=$?
+                       if [ $ret -eq 0 ]; then
+                               ok
+                               RETVAL=$ret
+                               started=1
+                       else
+                               failed
+                       fi
+               done
+               [ $started = 1 ] && touch /var/lock/subsys/pound
+
+               if [ -z "$ret" -a "$single" = 1 ]; then
+                       msg_already_running "Pound ($instance)"
+               fi
        else
-               msg_already_running pound
-               exit 1
+               msg_already_running "Pound"
        fi
-       ;;
-  stop)
+}
+
+stop() {
+       local ret
        # Stop daemons.
        if [ -f /var/lock/subsys/pound ]; then
-               msg_stopping pound
-               killproc pound
-               rm -f /var/lock/subsys/pound > /dev/null 2>&1
+               for instance in $POUND_INSTANCES; do
+                       is_up $instance || continue
+                       msg_stopping "Pound ($instance)"
+                       killproc --pidfile pound/$instance.pid pound
+                       ret=$?
+               done
+               [ "$single" != 1 ] && rm -f /var/lock/subsys/pound > /dev/null 2>&1
+               if [ -z "$ret" -a "$single" = 1 ]; then
+                       msg_not_running "Pound ($instance)"
+               fi
        else
-               msg_not_running pound
-               exit 1
+               msg_not_running "Pound"
+       fi
+}
+
+restart() {
+       if [ "$single" != 1 ]; then
+               # make up list of configured and up instances
+               local list
+               for instance in $POUND_INSTANCES; do
+                       is_up $instance || continue
+                       list="$list $instance"
+               done
+               POUND_INSTANCES=$list
        fi
+
+       stop
+       start
+}
+
+if [ "$1" != status -a "$2" ]; then
+       POUND_INSTANCES="$2"
+       single=1
+fi
+
+RETVAL=0
+# See how we were called.
+case "$1" in
+  start)
+       start
+       ;;
+  stop)
+       stop
        ;;
   status)
-       status pound
-       RETVAL=$?
-       exit $RETVAL
+       nls "Configured Pound instances:"
+       echo " $POUND_INSTANCES"
+       nls "Currently active Pound instances:"
+       stat=1
+       for pidfile in /var/run/pound/*.pid; do
+               [ -f "$pidfile" ] || continue
+               instance=${pidfile#/var/run/pound/}
+               instance=${instance%.pid}
+               is_up $instance && echo -n " $instance($(cat $pidfile))"
+               stat=0
+       done
+       echo ""
+       exit $stat
        ;;
-  restart|reload)
-       $0 stop
-       $0 start
+  restart|force-reload)
+       restart
        ;;
   *)
-       msg_usage "$0 {start|stop|restart|reload|status}"
-       exit 1
-       ;;
+       msg_usage "$0 {start|stop|restart|force-reload|status} [INSTANCE NAMES]"
+       exit 3
 esac
 
 exit $RETVAL