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/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 PGPOOL_BIN=/usr/bin/pgpool
  18
  19 # Get service config
  20 [ -f /etc/sysconfig/pgpool ] && . /etc/sysconfig/pgpool
  21
  22 # Check that networking is up.
  23 if is_yes "${NETWORKING}"; then
  24         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  25                 msg_network_down pgpool
  26                 exit 1
  27         fi
  28 else
  29         exit 0
  30 fi
  31
  32 if [ ! -f $PGPOOLLOG ]; then
  33         touch $PGPOOLLOG
  34 fi
  35
  36
  37 start() {
  38         # Check if the service is already running?
  39         if [ ! -f /var/lock/subsys/pgpool ]; then
  40                 msg_starting pgpool
  41                 busy
  42                 start-stop-daemon -S -x $PGPOOL_BIN -c $PGPOOLUID:$PGPOOLGID -p /var/run/pgpool/pgpool.pid \
  43                         -- -f $PGPOOLCONF -a $PGPOOLHBA $OPTS >> $PGPOOLLOG 2>&1
  44                 RETVAL=$?
  45                 if [ $RETVAL -eq 0 ]; then
  46                         touch /var/lock/subsys/pgpool
  47                         ok
  48                 else
  49                         fail
  50                 fi
  51         else
  52                 msg_already_running pgpool
  53         fi
  54 }
  55
  56
  57 stop() {
  58         # Stop daemons.
  59         if [ -f /var/lock/subsys/pgpool ]; then
  60                 msg_stopping pgpool
  61                 busy
  62                 output=$($PGPOOL_BIN -f "$PGPOOLCONF" stop 2>&1)
  63                 if [ $? -eq 0 ]; then
  64                         rm -f /var/run/pgpool/pgpool.pid >/dev/null 2>&1
  65                         ok
  66                 else
  67                         fail
  68                         echo $output >&2
  69                         killproc -p /var/run/pgpool/pgpool.pid pgpool >/dev/null
  70                         rm -f /var/run/pgpool/pgpool.pid >/dev/null 2>&1
  71                 fi
  72                 rm -f /var/lock/subsys/pgpool
  73         else
  74                 msg_not_running pgpool
  75         fi
  76 }
  77
  78 reload() {
  79         if [ -f /var/lock/subsys/pgpool ]; then
  80                 msg_reloading pgpool
  81                 busy
  82                 $PGPOOL_BIN -f $PGPOOLCONF reload >> $PGPOOLLOG 2>&1
  83                 if [ $? -eq 0 ]; then
  84                         ok
  85                 else
  86                         fail
  87                 fi
  88         else
  89                 msg_not_running pgpool
  90         fi
  91 }
  92
  93 RETVAL=0
  94 # See how we were called.
  95 case "$1" in
  96   start)
  97         start
  98         ;;
  99   stop)
 100         stop
 101         ;;
 102   status)
 103         status pgpool
 104         RETVAL=$?
 105         ;;
 106   restart)
 107         stop
 108         start
 109         ;;
 110   reload|force-reload)
 111         reload
 112         ;;
 113   *)
 114         msg_usage "$0 {start|stop|restart|reload|force-reload|status}"
 115         exit 3
 116         ;;
 117 esac
 118
 119 exit $RETVAL