git.m6w6.name Git - awesomized/libmemcached/blob - memcached/scripts/memcached-init

   1 #! /bin/bash
   2 ### BEGIN INIT INFO
   3 # Provides:          memcached
   4 # Required-Start:    $syslog
   5 # Required-Stop:     $syslog
   6 # Should-Start:        $local_fs
   7 # Should-Stop:        $local_fs
   8 # Default-Start:     2 3 4 5
   9 # Default-Stop:      0 1 6
  10 # Short-Description:    memcached - Memory caching daemon
  11 # Description:        memcached - Memory caching daemon
  12 ### END INIT INFO
  13
  14 # Usage:
  15 # cp /etc/memcached.conf /etc/memcached_server1.conf
  16 # cp /etc/memcached.conf /etc/memcached_server2.conf
  17 # start all instances:
  18 # /etc/init.d/memcached start
  19 # start one instance:
  20 # /etc/init.d/memcached start server1
  21 # stop all instances:
  22 # /etc/init.d/memcached stop
  23 # stop one instance:
  24 # /etc/init.d/memcached stop server1
  25 # There is no "status" command.
  26
  27 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
  28 DAEMON=/usr/bin/memcached
  29 DAEMONNAME=memcached
  30 DAEMONBOOTSTRAP=/usr/share/memcached/scripts/start-memcached
  31 DESC=memcached
  32
  33 test -x $DAEMON || exit 0
  34 test -x $DAEMONBOOTSTRAP || exit 0
  35
  36 set -e
  37
  38 FILES=(/etc/memcached_*.conf)
  39 # check for alternative config schema
  40 if [ -r "${FILES[0]}" ]; then
  41   CONFIGS=()
  42   for FILE in "${FILES[@]}";
  43   do
  44     # remove prefix
  45     NAME=${FILE#/etc/}
  46     # remove suffix
  47     NAME=${NAME%.conf}
  48
  49     # check optional second param
  50     if [ $# -ne 2 ];
  51     then
  52       # add to config array
  53       CONFIGS+=($NAME)
  54     elif [ "memcached_$2" == "$NAME" ];
  55     then
  56       # use only one memcached
  57       CONFIGS=($NAME)
  58       break;
  59     fi;
  60   done;
  61
  62   if [ ${#CONFIGS[@]} == 0 ];
  63   then
  64     echo "Config not exist for: $2" >&2
  65     exit 1
  66   fi;
  67 else
  68   CONFIGS=(memcached)
  69 fi;
  70
  71 CONFIG_NUM=${#CONFIGS[@]}
  72 for ((i=0; i < $CONFIG_NUM; i++)); do
  73   NAME=${CONFIGS[${i}]}
  74   PIDFILE="/var/run/${NAME}.pid"
  75
  76 case "$1" in
  77     start)
  78         echo -n "Starting $DESC: "
  79         start-stop-daemon --start --quiet --exec "$DAEMONBOOTSTRAP" -- /etc/${NAME}.conf $PIDFILE
  80         echo "$NAME."
  81         ;;
  82     stop)
  83         echo -n "Stopping $DESC: "
  84         start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE --exec $DAEMON
  85         echo "$NAME."
  86         rm -f $PIDFILE
  87         ;;
  88
  89     restart|force-reload)
  90     #
  91     #   If the "reload" option is implemented, move the "force-reload"
  92     #   option to the "reload" entry above. If not, "force-reload" is
  93     #   just the same as "restart".
  94     #
  95         echo -n "Restarting $DESC: "
  96         start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
  97         rm -f $PIDFILE
  98         sleep 1
  99         start-stop-daemon --start --quiet --exec "$DAEMONBOOTSTRAP" -- /etc/${NAME}.conf $PIDFILE
 100         echo "$NAME."
 101         ;;
 102     *)
 103         N=/etc/init.d/$NAME
 104     # echo "Usage: $N {start|stop|restart|reload|force-reload}" >&2
 105         echo "Usage: $N {start|stop|restart|force-reload}" >&2
 106         exit 1
 107         ;;
 108 esac
 109 done;
 110
 111 exit 0