memcached.init

   1 #!/bin/sh
   2 #
   3 # memcached             memcached
   4 #
   5 # chkconfig:    345 60 40
   6 #
   7 # description:  memcached is a cache daemon.
   8 #
   9 # processname:  memcached
  10 # pidfile:      /var/run/memcached.pid
  11 #
  12
  13 # Source function library
  14 . /etc/rc.d/init.d/functions
  15
  16 # Get network config
  17 . /etc/sysconfig/network
  18
  19 MEMUSAGE="64"
  20 MEMCACHED_RUNAS="memcached"
  21 MAXCONN="1024"
  22 LISTEN="127.0.0.1:11211"
  23
  24 # Get service config
  25 [ -f /etc/sysconfig/memcached ] && . /etc/sysconfig/memcached
  26
  27 if [ "$LISTENON" -a "$PORT" ]; then
  28         # backward compat config
  29         LISTEN="$LISTENON:$PORT"
  30 fi
  31
  32 start() {
  33         # Check if the service is already running?
  34         if [ -f /var/lock/subsys/memcached ]; then
  35                 msg_already_running "memcached"
  36                 return
  37         fi
  38
  39         local listen ip port ret=0
  40         for listen in $LISTEN; do
  41                 ip=${listen%:*}
  42                 port=${listen##*:}
  43                 msg_starting "memcached ($ip:$port)"
  44                 pidfile=/var/run/memcached/"$ip.$port.pid"
  45                 daemon --pidfile $pidfile --user $MEMCACHED_RUNAS \
  46                         /usr/sbin/memcached -d -P $pidfile -l $ip -p $port \
  47                         -m $MEMUSAGE -c $MAXCONN -u $MEMCACHED_RUNAS $MEMCACHED_OPTS
  48                 ret=$?
  49                 [ $ret = 0 ] || RETVAL=$?
  50         done
  51         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/memcached
  52 }
  53
  54 stop() {
  55         if [ ! -f /var/lock/subsys/memcached ]; then
  56                 msg_not_running "memcached"
  57                 return
  58         fi
  59
  60         local listen ip port
  61         for listen in $LISTEN; do
  62                 ip=${listen%:*}
  63                 port=${listen##*:}
  64                 msg_stopping "memcached ($ip:$port)"
  65                 pidfile=/var/run/memcached/"$ip.$port.pid"
  66                 killproc --pidfile $pidfile memcached
  67         done
  68         rm -f /var/lock/subsys/memcached >/dev/null 2>&1
  69 }
  70
  71 condrestart() {
  72         if [ ! -f /var/lock/subsys/memcached ]; then
  73                 msg_not_running "memcached"
  74                 RETVAL=$1
  75                 return
  76         fi
  77
  78         stop
  79         start
  80 }
  81
  82 reload() {
  83         if [ ! -f /var/lock/subsys/memcached ]; then
  84                 msg_not_running "memcached"
  85                 RETVAL=7
  86                 return
  87         fi
  88
  89         msg_reloading "memcached"
  90         killproc memcached -HUP
  91         RETVAL=$?
  92 }
  93
  94 RETVAL=0
  95 # See how we were called.
  96 case "$1" in
  97   start)
  98         start
  99         ;;
 100   stop)
 101         stop
 102         ;;
 103   restart)
 104         stop
 105         start
 106         ;;
 107   try-restart)
 108         condrestart 0
 109         ;;
 110   reload|force-reload)
 111         reload
 112         ;;
 113   status)
 114         status memcached
 115         exit $?
 116         ;;
 117   *)
 118         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|status}"
 119         exit 3
 120 esac
 121
 122 exit $RETVAL