202 lines
3.6 KiB
Bash
202 lines
3.6 KiB
Bash
#!/bin/sh
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# pgpool This is the init script for starting up pgpool-II
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#
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# chkconfig: - 64 36
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# description: Starts and stops the pgpool daemon
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# processname: pgpool
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# pidfile: /run/pgpool.pid
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#
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# v1.0.0 Devrim GUNDUZ <devrim@CommandPrompt.com>
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# - Initial version of Red Hat / Fedora init script
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#
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# v2.2 Devrim GUNDUZ <devrim@CommandPrompt.com>
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# - New and improved version which has some fixes.
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#
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# v2.2.5 Devrim GUNDUZ <devrim@CommandPrompt.com>
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# - Fix logging.
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if [ -r /etc/sysconfig/pgpool ]; then
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. /etc/sysconfig/pgpool
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fi
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# Source function library.
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INITD=/etc/rc.d/init.d
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. $INITD/functions
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# Get function listing for cross-distribution logic.
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TYPESET=`typeset -f|grep "declare"`
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# Get config.
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. /etc/sysconfig/network
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# Check that networking is up.
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# We need it for pgpool
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[ "${NETWORKING}" = "no" ] && exit 0
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# Find the name of the script
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NAME=`basename $0`
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if [ ${NAME:0:1} = "S" -o ${NAME:0:1} = "K" ]
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then
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NAME=${NAME:3}
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fi
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# For SELinux we need to use 'runuser' not 'su'
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if [ -x /sbin/runuser ]
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then
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SU=runuser
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else
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SU=su
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fi
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# Set defaults for configuration variables
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PGPOOLENGINE=/usr/bin
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PGPOOLDAEMON=$PGPOOLENGINE/pgpool
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PGPOOLCONF=/etc/pgpool-II/pgpool.conf
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PGPOOLPIDDIR=/run/pgpool
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PGPOOLLOG=/var/log/pgpool.log
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test -x $PGPOOLDAEMON || exit 5
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# Check whether the config file exists or not
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if [ ! -r $PGPOOLCONF ]
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then
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echo "$PGPOOLCONF not found"
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RETVAL=1
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failure
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exit
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fi
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# Create the log file if it does not exist
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if [ ! -x $PGPOOLLOG ]
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then
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touch $PGPOOLLOG
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chown postgres: $PGPOOLLOG
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fi
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if [ ! -d $PGPOOLPIDDIR ]
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then
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mkdir $PGPOOLPIDDIR
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chown postgres: $PGPOOLPIDDIR
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fi
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script_result=0
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start(){
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pid=`pidof -s "$PGPOOLDAEMON"`
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if [ $pid ]
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then
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echo "pgpool is already running with pid $pid"
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failure "$PGPOQL_START"
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echo
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script_result=1
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exit 1
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fi
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PGPOOL_START=$"Starting ${NAME} service: "
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echo -n "$PGPOOL_START"
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$SU -l postgres -c "$PGPOOLDAEMON -f $PGPOOLCONF $OPTS & " >> "$PGPOOLLOG" 2>&1 < /dev/null
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sleep 2
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pid=`pidof -s "$PGPOOLDAEMON"`
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if [ $pid ]
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then
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success "$PGPOOL_START"
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touch /var/lock/subsys/${NAME}
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echo
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else
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failure "$PGPOQL_START"
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echo
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script_result=1
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fi
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}
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stop(){
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echo -n $"Stopping ${NAME} service: "
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if [ $UID -ne 0 ]; then
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RETVAL=1
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failure
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else
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killproc /usr/bin/pgpool
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# $PGPOOLDAEMON stop & >> "$PGPOOLLOG" 2>&1 < /dev/null
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RETVAL=$?
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[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/${NAME}
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fi;
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echo
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return $RETVAL
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}
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switch() {
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echo -n $"Sending switchover request to $NAME "
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$PGPOOLDAEMON -f $PGPOOLCONF switch >> "$PGPOOLLOG" 2>&1 < /dev/null
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RETVAL=$?
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echo
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if [ $RETVAL -eq 0 ]
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then
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echo_success
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else
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echo_failure
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fi
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echo
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}
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restart(){
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stop
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start
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}
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reload(){
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echo -n $"Reloading ${NAME}: "
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if [ -n "`pidfileofproc $PGPOOLDAEMON`" ] ; then
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killproc $PGPOOLDAEMON -HUP
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else
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failure $"Reloading ${NAME}"
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fi
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RETVAL=$?
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echo
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}
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condrestart(){
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[ -e /var/lock/subsys/${NAME} ] && restart
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}
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condstop(){
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[ -e /var/lock/subsys/${NAME} ] && stop
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}
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# See how we were called.
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case "$1" in
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start)
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start
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;;
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stop)
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stop
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;;
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switch)
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switch
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;;
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status)
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status pgpool
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script_result=$?
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;;
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restart)
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restart
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;;
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reload|force-reload)
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reload
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;;
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condrestart)
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condrestart
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;;
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condstop)
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condstop
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;;
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*)
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echo $"Usage: $0 {start|stop|switch|status|restart|condrestart|condstop|reload|force-reload}"
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exit 1
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esac
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exit $script_result
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