haproxy/haproxy.init

   1 #!/bin/bash
   2
   3 maxconn=1014
   4 daemon_name=haproxy
   5 config=/etc/haproxy/haproxy.cfg
   6
   7 . /etc/rc.d/functions
   8
   9 . /etc/rc.conf
  10
  11 get_pid() {
  12   cat /var/run/$daemon_name.pid 2> /dev/null
  13 }
  14
  15 if [ -e "$config" ]; then
  16    maintfd=`grep '^\([^#]*\)\(listen\|server\)' $config|wc -l`
  17 else
  18    maintfd=0
  19 fi
  20
  21 maxfd=$[$maxconn*2 + $maintfd]
  22 if [ $maxfd -lt 100 ]; then
  23    maxfd=100;
  24 fi
  25
  26 case "$1" in
  27  start)
  28    stat_busy "Starting $daemon_name daemon"
  29
  30    PID=`get_pid`
  31    if [ -z "$PID" ]; then
  32      [ -f /var/run/$daemon_name.pid ] && rm -f /var/run/$daemon_name.pid
  33      ulimit -n $maxfd
  34      /usr/sbin/$daemon_name -p /var/run/$daemon_name.pid -D -f $config -n $maxconn
  35      if [ $? -gt 0 ]; then
  36        echo -e "\n >> Make sure you start $daemon_name as the root user"
  37        stat_fail
  38        exit 1
  39      else
  40        stat_done
  41      fi
  42    else
  43      stat_fail
  44      exit 1
  45    fi
  46    ;;
  47
  48  stop)
  49    stat_busy "Stopping $daemon_name daemon"
  50    PID=`get_pid`
  51    [ ! -z "$PID" ] && kill $PID &> /dev/null
  52    if [ $? -gt 0 ]; then
  53      stat_fail
  54      exit 1
  55    else
  56      rm -f /var/run/$daemon_name.pid &> /dev/null
  57      rm_daemon $daemon_name
  58      stat_done
  59    fi
  60    ;;
  61
  62  dump_status)
  63    stat_busy "Dumping $daemon_name status in log file"
  64    PID=`get_pid`
  65    [ ! -z "$PID" ] && kill -HUP $PID &> /dev/null
  66    if [ $? -gt 0 ]; then
  67      stat_fail
  68      exit 1
  69    else
  70      stat_done
  71    fi
  72    ;;
  73
  74  restart)
  75    $0 stop
  76    sleep 3
  77    $0 start
  78    ;;
  79  *)
  80    echo "usage: $0 {start|stop|stop_now|restart|dump_status}"
  81 esac
  82 exit 0