Synnefo » snf-ganeti » ganeti-local

#!/bin/sh

# ganeti node daemon starter script

# based on skeleton from Debian GNU/Linux

### BEGIN INIT INFO

# Provides:          ganeti

# Required-Start:    $syslog $remote_fs

# Required-Stop:     $syslog $remote_fs

# Default-Start:     2 3 4 5

# Default-Stop:      0 1 6

# Short-Description: Ganeti Cluster Manager

# Description:       Ganeti Cluster Manager

### END INIT INFO

PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin

DESC="Ganeti cluster"

GANETIRUNDIR="@LOCALSTATEDIR@/run/ganeti"

GANETI_DEFAULTS_FILE="@SYSCONFDIR@/default/ganeti"

NODED="ganeti-noded"

NODED_ARGS=""

MASTERD="ganeti-masterd"

MASTERD_ARGS=""

RAPI="ganeti-rapi"

RAPI_ARGS=""

SCRIPTNAME="@SYSCONFDIR@/init.d/ganeti"

test -f "@PREFIX@/sbin/$NODED" || exit 0

. /lib/lsb/init-functions

if [ -s $GANETI_DEFAULTS_FILE ]; then

    . $GANETI_DEFAULTS_FILE

fi

check_config() {

    for fname in \

        "@LOCALSTATEDIR@/lib/ganeti/server.pem"

    do

        if ! [ -f "$fname" ]; then

            log_end_msg 0

            log_warning_msg "Config $fname not there, will not run."

            exit 0

        fi

    done

}

check_exitcode() {

    RC=$1

    case $RC in

        0)

            log_action_end_msg 0

            ;;

        11)

            log_action_end_msg 0 "not master"

            ;;

        *)

            log_action_end_msg 1 "exit code $RC"

            ;;

    esac

}

start_action() {

    # called as start_action daemon-name

    local daemon="$1"; shift

    log_action_begin_msg "$daemon"

    start-stop-daemon --start --quiet \

        --pidfile "${GANETIRUNDIR}/${daemon}.pid" \

        --startas "@PREFIX@/sbin/$daemon" \

        --oknodo \

        -- "$@"

    check_exitcode $?

}

stop_action() {

    # called as stop_action daemon-name

    local daemon="$1"

    log_action_begin_msg "$daemon"

    start-stop-daemon --stop --quiet --oknodo \

        --retry 30 --pidfile "${GANETIRUNDIR}/${daemon}.pid"

    check_exitcode $?

}

maybe_do() {

    requested="$1"; shift

    action="$1"; shift

    target="$1"

    if [ -z "$requested" -o "$requested" = "$target" ]; then

        $action "$@"

    fi

}

if [ -n "$2" -a \

    "$2" != "$NODED" -a \

    "$2" != "$MASTERD" -a \

    "$2" != "$RAPI" ]; then

    log_failure_msg "Unknown daemon '$2' requested"

    exit 1

fi

case "$1" in

    start)

        log_daemon_msg "Starting $DESC" "$2"

        check_config

        maybe_do "$2" start_action $NODED $NODED_ARGS

        maybe_do "$2" start_action $MASTERD $MASTERD_ARGS

        maybe_do "$2" start_action $RAPI $RAPI_ARGS

        ;;

    stop)

        log_daemon_msg "Stopping $DESC" "$2"

        maybe_do "$2" stop_action $RAPI

        maybe_do "$2" stop_action $MASTERD

        maybe_do "$2" stop_action $NODED

        ;;

    restart|force-reload)

        log_daemon_msg "Reloading $DESC" "$2"

        maybe_do "$2" stop_action $RAPI

        maybe_do "$2" stop_action $MASTERD

        maybe_do "$2" stop_action $NODED

        check_config

        maybe_do "$2" start_action $NODED $NODED_ARGS

        maybe_do "$2" start_action $MASTERD $MASTERD_ARGS

        maybe_do "$2" start_action $RAPI $RAPI_ARGS

        ;;

    *)

        log_success_msg "Usage: $SCRIPTNAME {start|stop|force-reload|restart}"

        exit 1

        ;;

esac

exit 0