#!/bin/bash
#
# Init file for memcached
#
# Written by Dag Wie.´rs <dag@wieers.com>
#
# chkconfig: - 80 12
# description: Distributed memory caching daemon
#
# processname: memcached
# config: /etc/sysconfig/memcached
# config: /etc/memcached.conf
 
source /etc/rc.d/init.d/functions
 
### Read configuration
#[ -r "$SYSCONFIG" ] && source "$SYSCONFIG"
 
FILES=(/etc/sysconfig/memcached_*);
# check for alternative config schema
if [ -r "${FILES[0]}" ]; then
    CONFIGS=();
    for FILE in "${FILES[@]}";
    do
        # remove prefix
        #echo "${FILE} ==> file"
        NAME=${FILE#/etc/sysconfig/};
        # check optional second param
        if [ $# -ne 2 ];
        then
          # add to config array
          CONFIGS+=($NAME);
        elif [ "$2" == "$NAME" ];
        then
          # use only one memcached
          CONFIGS=($NAME);
          break;
        fi;
    done;
  if [ ${#CONFIGS[@]} == 0 ];
  then
    echo "Config not exist for: $2" >&2;
    exit 1;
  fi;
else
  CONFIGS=(memcached);
fi;
 
CONFIG_NUM=${#CONFIGS[@]};
for ((i=0; i < $CONFIG_NUM; i++)); do
  NAME=${CONFIGS[${i}]};
  PIDFILE="/var/run/memcached/${NAME}.pid";
  #echo "LOOP \"$CONFIG_NUM\""
  #echo "config ==> ${NAME}"
  #echo "$PIDFILE ==> PID"
 
##
 
RETVAL=0
#prog="memcached"
prog="${NAME}"
source "/etc/sysconfig/${NAME}"
desc="Distributed memory caching"
 
start() {
    echo -n $"Starting $desc (${NAME}): "
    daemon --pidfile $PIDFILE /usr/local/bin/memcached -P $PIDFILE -d -p $PORT -u $USER -c $MAXCONN -m $CACHESIZE $OPTIONS
    #echo " $prog -d -p $PORT -U $PORT -u $USER -c $MAXCONN -m $CACHESIZE $OPTIONS"
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
    return $RETVAL
}
 
stop() {
    echo -n $"Shutting down $desc ($prog): "
    echo "$PIDFILE"
    killproc -p $PIDFILE memcached
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog
    return $RETVAL
}
 
restart() {
    stop
    start
}
 
reload() {
    echo -n $"Reloading $desc ($prog): "
    killproc $prog -HUP
    RETVAL=$?
    echo
    return $RETVAL
}

list() {
    ls -a /etc/sysconfig | grep memcached && exit 0
}
 
case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  restart)
    restart
    ;;
  condrestart)
    [ -e /var/lock/subsys/$prog ] && restart
    RETVAL=$?
    ;;
  list)
    list
    ;;
 reload)
    reload
    ;;
  status)
    status -p $PIDFILE $prog
    RETVAL=$?
    ;;
   *)
    echo $"Usage: $0 {start|stop|restart|condrestart|status|list}"
    RETVAL=1
esac
 
##$RETVAL
 
done;