pound.init

   1 #!/bin/sh
   2 #
   3 # pound
   4 #
   5 # chkconfig:    345 85 15
   6 # description:  reverse-proxy and load-balancer
   7 #
   8
   9 # Source function library
  10 . /etc/rc.d/init.d/functions
  11
  12 # Get network config
  13 . /etc/sysconfig/network
  14
  15 # List of instances to start.
  16 POUND_INSTANCES="pound"
  17
  18 # Get service config
  19 [ -f /etc/sysconfig/pound ] && . /etc/sysconfig/pound
  20
  21 # Check that networking is up.
  22 if is_yes "${NETWORKING}"; then
  23         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  24                 msg_network_down pound
  25                 exit 1
  26         fi
  27 else
  28         exit 0
  29 fi
  30
  31 # check if the $1 instance is up
  32 is_up() {
  33         local instance="$1"
  34         local pidfile=/var/run/pound/$instance.pid
  35         [ -f $pidfile ] || return 1
  36         local pid=$(cat $pidfile)
  37         kill -0 $pid 2>/dev/null
  38         return $?
  39 }
  40
  41 start() {
  42         local ret
  43         # Check if the service is already running?
  44         if [ ! -f /var/lock/subsys/pound -o "$single" = 1 ]; then
  45                 for instance in $POUND_INSTANCES; do
  46                         is_up $instance && continue
  47                         msg_starting "Pound ($instance)"
  48                         daemon pound -f /etc/pound/$instance.cfg -p /var/run/pound/$instance.pid
  49                         ret=$?
  50                         [ $RETVAL -eq 0 ] && RETVAL=$ret
  51                 done
  52                 [ $RETVAL -eq 0 ] && touch /var/lock/subsys/pound
  53
  54                 if [ -z "$ret" -a "$single" = 1 ]; then
  55                         msg_already_running "Pound ($instance)"
  56                 fi
  57         else
  58                 msg_already_running "Pound"
  59         fi
  60 }
  61
  62 stop() {
  63         local ret
  64         # Stop daemons.
  65         if [ -f /var/lock/subsys/pound ]; then
  66                 for instance in $POUND_INSTANCES; do
  67                         is_up $instance || continue
  68                         msg_stopping "Pound ($instance)"
  69                         killproc --pidfile pound/$instance.pid pound
  70                         ret=$?
  71                 done
  72                 [ "$single" != 1 ] && rm -f /var/lock/subsys/pound > /dev/null 2>&1
  73                 if [ -z "$ret" -a "$single" = 1 ]; then
  74                         msg_not_running "Pound ($instance)"
  75                 fi
  76         else
  77                 msg_not_running "Pound"
  78         fi
  79 }
  80
  81 if [ "$1" != status -a "$2" ]; then
  82         POUND_INSTANCES="$2"
  83         single=1
  84 fi
  85
  86 RETVAL=0
  87 # See how we were called.
  88 case "$1" in
  89   start)
  90         start
  91         ;;
  92   stop)
  93         stop
  94         ;;
  95   status)
  96         nls "Configured Pound instances:"
  97         echo " $POUND_INSTANCES"
  98         nls "Currently active Pound instances:"
  99         stat=1
 100         for pidfile in /var/run/pound/*.pid; do
 101                 [ -f "$pidfile" ] || continue
 102                 instance=${pidfile#/var/run/pound/}
 103                 instance=${instance%.pid}
 104                 is_up $instance && echo -n " $instance($(cat $pidfile))"
 105                 stat=0
 106         done
 107         echo ""
 108         exit $stat
 109         ;;
 110   restart|force-reload)
 111         stop
 112         start
 113         ;;
 114   *)
 115         msg_usage "$0 {start|stop|restart|force-reload|status} [INSTANCE NAMES]"
 116         exit 3
 117 esac
 118
 119 exit $RETVAL