couchdb.init

#!/bin/sh
#
# couchdb This is the init script for starting up the CouchDB server
#
# chkconfig: - 26 74
# description: Starts and stops the CouchDB daemon that handles \
#	       all database requests.

### BEGIN INIT INFO
# Provides: couchdb
# Required-Start: $local_fs $network
# Required-Stop: $local_fs $network
# Should-Start: $remote_fs
# Should-Stop: $remote_fs
# Default-Start: 
# Default-Stop: 0 1 2 3 4 5 6
# Short-Description: start and stop CouchDB database server
# Description: Apache CouchDB is a distributed, fault-tolerant and 
#              schema-free document-oriented database accessible 
#              via a RESTful HTTP/JSON API
### END INIT INFO

# Source function library.
. /etc/rc.d/init.d/functions

prog=couchdb
exec=/usr/bin/$prog

# default values
COUCHDB_USER=couchdb
COUCHDB_STDOUT_FILE=/dev/null
COUCHDB_STDERR_FILE=/dev/null
COUCHDB_RESPAWN_TIMEOUT=0
COUCHDB_OPTIONS=

# if this script was run from a symlink, follow links until we discover a
# corresponding configuration file or get to the end of the link chain
fullname=$0
basename=$(basename $fullname)
while [ ! -e /etc/sysconfig/$basename -a -L $fullname ]
do
    link=$(readlink $fullname)
    if [ $(expr $link : "\.") -gt 0 ]
    then
        fullname="$(dirname $fullname)/$link"
    else
        fullname="$link"
    fi
    basename=$(basename $fullname)
done

[ -e /etc/sysconfig/$basename ] && . /etc/sysconfig/$basename

pidfile=/var/run/$prog/$basename.pid
lockfile=/var/lock/subsys/$basename

start() {
    [ -x $exec ] || exit 5
    echo -n $"Starting $prog: "
    rh_status_q && echo -n "already running" && warning && echo && exit 0
    cd $(eval echo ~$COUCHDB_USER)
    su $COUCHDB_USER -c "$exec \
      -r $COUCHDB_RESPAWN_TIMEOUT \
      -o $COUCHDB_STDOUT_FILE \
      -e $COUCHDB_STDERR_FILE \
      -p $pidfile \
      $COUCHDB_OPTIONS -b >/dev/null"
    retval=$?
    echo
    [ $retval -eq 0 ] && touch $lockfile
    return $retval
}

stop() {
    echo -n $"Stopping $prog: "
    retval=0
    if ! rh_status_q ; then
        echo -n "already stopped" && warning
    else
        cd $(eval echo ~$COUCHDB_USER)
        su $COUCHDB_USER -c "$exec -d -p $pidfile"
        retval=$?
    fi
    echo
    if [ $retval -eq 0 ]; then
        STOPTIMEOUT=60
        while [ $STOPTIMEOUT -gt 0 ]; do
            rh_status_q || break
            sleep 1
            let STOPTIMEOUT=${STOPTIMEOUT}-1
        done
        if [ $STOPTIMEOUT -eq 0 ]; then
            echo "Timeout error occurred trying to stop CouchDB."
            retval=1
        else
            rm -f $lockfile
        fi
    fi
    return $retval
}

restart() {
    stop
    start
}

reload() {
    restart
}

rh_status() {
    # run checks to determine if the service is running or use generic status
    status -p $pidfile $prog
}

rh_status_q() {
    rh_status >/dev/null 2>&1
}


case "$1" in
    start)
        $1
        ;;
    stop)
        $1
        ;;
    restart|force-reload)
        restart
        ;;
    reload)
        rh_status_q || exit 7
        $1
        ;;
    status)
        rh_status
        ;;
    condrestart|try-restart)
        rh_status_q || exit 0
        restart
        ;;
    *)
        echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
        exit 2
esac
exit $?