pgpool.init

   1 #!/bin/sh
   2 #
   3 # pgpool        This is the init script for starting up pgpool
   4 #
   5 # chkconfig:    345 85 15
   6 # description:  Pgpool - a connection pooling/replication server for PostgreSQL
   7 # processname:  pgpool
   8 # pidfile:      /var/run/pgpool.pid
   9 # config:       /etc/pgpool.conf
  10
  11 # Source function library
  12 . /etc/rc.d/init.d/functions
  13
  14 # Get network config
  15 . /etc/sysconfig/network
  16
  17 # Get service config
  18 [ -f /etc/sysconfig/pgpool ] && . /etc/sysconfig/pgpool
  19
  20 # Check that networking is up.
  21 if is_yes "${NETWORKING}"; then
  22         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  23                 msg_network_down pgpool
  24                 exit 1
  25         fi
  26 else
  27         exit 0
  28 fi
  29
  30 if [ ! -f $PGPOOLLOG ]; then
  31         touch $PGPOOLLOG
  32 fi
  33
  34
  35 start() {
  36         # Check if the service is already running?
  37         if [ ! -f /var/lock/subsys/pgpool ]; then
  38                 msg_starting pgpool
  39                 rm -f $PGPOOLPID > /dev/null 2>&1
  40                 pgpool -f $PGPOOLCONF \
  41                         -a $PGPOOLHBA \
  42                         $OPTS >> $PGPOOLLOG 2>&1 #< /dev/null
  43                 RETVAL=$?
  44                 pid_num=`pidof -s /usr/bin/pgpool`
  45                 if [ $pid_num ]; then
  46                         echo "Master PID number $pid_num" >> $PGPOOLLOG
  47                         echo -n $pid_num > $PGPOOLPID
  48                         touch /var/lock/subsys/pgpool
  49                         ok
  50                 else
  51                         RETVAL=1
  52                         fail
  53                 fi
  54 #               [ $RETVAL -eq 0 ] && touch /var/lock/subsys/pgpool
  55         else
  56                 msg_already_running pgpool
  57         fi
  58 }
  59
  60
  61 stop() {
  62         # Stop daemons.
  63         if [ -f /var/lock/subsys/pgpool ]; then
  64                 msg_stopping pgpool
  65                 busy
  66                 /usr/bin/pgpool stop >> $PGPOOLLOG 2>&1
  67 #               killproc --waitforname pgpool --waitfortime 60 pgpool
  68                 if [ $? -eq 0 ]; then
  69                         rm -f /var/lock/subsys/pgpool /var/run/pgpool.pid >/dev/null 2>&1
  70                         ok
  71                 else
  72                         fail
  73                 fi
  74         else
  75                 msg_not_running pgpool
  76         fi
  77 }
  78
  79 RETVAL=0
  80 # See how we were called.
  81 case "$1" in
  82   start)
  83         start
  84         ;;
  85   stop)
  86         stop
  87         ;;
  88   status)
  89         status pgpool
  90         RETVAL=$?
  91         ;;
  92   restart)
  93         stop
  94         start
  95         ;;
  96   switch)
  97         if [ -f /var/lock/subsys/pgpool ]; then
  98                 msg_reloading pgpool
  99                 pgpool switch >> $PGPOOLLOG 2>&1
 100                 RETVAL=$?
 101         else
 102                 msg_not_running pgpool
 103                 RETVAL=7
 104         fi
 105         ;;
 106   *)
 107         msg_usage "$0 {start|stop|restart|switch|status}"
 108         exit 3
 109         ;;
 110 esac
 111
 112 exit $RETVAL