postgresql: moved to github
[openwrt.org/packages.git] / libs / postgresql.init
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#!/bin/sh /etc/rc.common
# Copyright (C) 2006 OpenWrt.org
START=50

EXTRA_COMMANDS="status reload"

config_load "postgresql"
config_get pgdata config PGDATA
config_get pguser config PGUSER
config_get pgctl config PG_CTL
config_get pglog config PGLOG

start() {
    if [ ! -e /usr/bin/su ]; then
        echo "The su command is requred to run postgres"
        exit 1
    fi

    if [ ! -d ${pgdata} ]; then
        echo "Create the data directory (${pgdata}) and try again"
        exit 1
    fi

    echo "starting postgres..."
    # make sure localhost (without a dot) is in /etc/hosts
    grep -q 'localhost$' /etc/hosts || echo '127.0.0.1 localhost' >> /etc/hosts

    # for whatever reason, /dev/null gets wrong perms
    chmod a+w /dev/null

    if [ -f ${pgdata}/postmaster.pid ]; then
        rm ${pgdata}/postmaster.pid
    fi

    config_get pgopts config PGOPTS
    if [ -n "${pgopts}" ]; then
        pgopts="-o ${pgopts}"
    fi
    /usr/bin/su ${pguser} -c "/usr/bin/postmaster -D '${pgdata}' &" >> ${pglog} 2>&1

    while :
    do
        cnt=$((${cnt} + 1))
        if [ -f "${pgdata}/postmaster.pid" ]; then
            ret=0
            break
        fi

        if [ ${cnt} -eq 30 ]; then
            echo "Postgres failed to start.  See ${pglog} for details"
            ret=1
            break
        fi
        sleep 1
    done

    echo "ok"
    return ${ret}
}

stop() {
    echo "stopping postgres..."
    /usr/bin/su ${pguser} -c "${pgctl} stop -D '${pgdata}' -s -m fast"
    ret=$?
    if [ -f ${pgdata}/postmaster.pid ]; then
        rm ${pgdata}/postmaster.pid
    fi
    echo "ok"
    return ${ret}
}

restart() {
    echo "restarting postgres..."
    /usr/bin/su ${pguser} -c "${pgctl} stop -D '${pgdata}' -s -m fast -w"
    if [ -f ${pgdata}/postmaster.pid ]; then
        rm ${pgdata}/postmaster.pid
    fi
    /usr/bin/su ${pguser} -c "/usr/bin/postmaster -D '${pgdata}' &" >> ${pglog} 2>&1
    echo "ok"
    return $?
}

reload() {
    echo "reloading postgres..."
    /usr/bin/su ${pguser} -c "${pgctl} reload -D '${pgdata}' -s"
    echo "ok"
}

status() {
    echo "status postgres..."
    /usr/bin/su ${pguser} -c "${pgctl} status -D '${pgdata}'"
    echo "ok"
}

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