#!/bin/sh
#
# VirtualBox web service API daemon init script.
#
# Copyright (C) 2006-2012 Oracle Corporation
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License (GPL) as published by the Free Software
# Foundation, in version 2 as it comes in the "COPYING" file of the
# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
#

# chkconfig: 35 35 65
# description: VirtualBox web service API
#
### BEGIN INIT INFO
# Provides:       vboxweb-service
# Required-Start: vboxdrv
# Required-Stop:  vboxdrv
# Default-Start:  2 3 4 5
# Default-Stop:   0 1 6
# Description:    VirtualBox web service API
### END INIT INFO

# Do not load RH compatibility interface.
WITHOUT_RC_COMPAT=1

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

LOCKFILE="/var/lock/subsys/vboxweb-service"
PIDFILE="/var/run/vboxweb-service"
RETVAL=0

# Source vboxwebsrv configuration.
VBOXWEB_USER=vboxwebsrv
SourceIfNotEmpty /etc/sysconfig/vboxweb-service
SourceIfNotEmpty /etc/vbox/vbox.cfg

binary=vboxwebsrv
vboxmanage=VBoxManage

vboxmanageaction() {
    local action="$1"
    local prop="$2"
    local value="$3"
    local name="${4-$prop}"
    if [ -n "$value" ]; then
        su - "$VBOXWEB_USER" -c "$vboxmanage $action \"$prop\" \"$value\""
        if [ $? -ne 0 ]; then
            failure "Error $? setting webservice $name to $value"
        fi
    fi
}

vboxdrvrunning() {
    lsmod | grep -q "vboxdrv[^_-]"
}

start() {
    if ! checkstatus >/dev/null; then
        vboxdrvrunning || {
            failure "VirtualBox kernel module not loaded!"
            exit 0
        }
        PARAMS=""
        [ -n "$VBOXWEB_HOST" ]           && PARAMS="$PARAMS -H $VBOXWEB_HOST"
        [ -n "$VBOXWEB_PORT" ]           && PARAMS="$PARAMS -p $VBOXWEB_PORT"
        [ -n "$VBOXWEB_SSL_KEYFILE" ]    && PARAMS="$PARAMS -s -K $VBOXWEB_SSL_KEYFILE"
        [ -n "$VBOXWEB_SSL_PASSWORDFILE" ] && PARAMS="$PARAMS -a $VBOXWEB_SSL_PASSWORDFILE"
        [ -n "$VBOXWEB_SSL_CACERT" ]     && PARAMS="$PARAMS -c $VBOXWEB_SSL_CACERT"
        [ -n "$VBOXWEB_SSL_CAPATH" ]     && PARAMS="$PARAMS -C $VBOXWEB_SSL_CAPATH"
        [ -n "$VBOXWEB_SSL_DHFILE" ]     && PARAMS="$PARAMS -D $VBOXWEB_SSL_DHFILE"
        [ -n "$VBOXWEB_SSL_RANDFILE" ]   && PARAMS="$PARAMS -r $VBOXWEB_SSL_RANDFILE"
        [ -n "$VBOXWEB_TIMEOUT" ]        && PARAMS="$PARAMS -t $VBOXWEB_TIMEOUT"
        [ -n "$VBOXWEB_CHECK_INTERVAL" ] && PARAMS="$PARAMS -i $VBOXWEB_CHECK_INTERVAL"
        [ -n "$VBOXWEB_THREADS" ]        && PARAMS="$PARAMS -T $VBOXWEB_THREADS"
        [ -n "$VBOXWEB_KEEPALIVE" ]      && PARAMS="$PARAMS -k $VBOXWEB_KEEPALIVE"
        [ -n "$VBOXWEB_AUTHENTICATION" ] && PARAMS="$PARAMS -A $VBOXWEB_AUTHENTICATION"
        [ -n "$VBOXWEB_LOGFILE" ]        && PARAMS="$PARAMS -F $VBOXWEB_LOGFILE"
        [ -n "$VBOXWEB_ROTATE" ]         && PARAMS="$PARAMS -R $VBOXWEB_ROTATE"
        [ -n "$VBOXWEB_LOGSIZE" ]        && PARAMS="$PARAMS -S $VBOXWEB_LOGSIZE"
        [ -n "$VBOXWEB_LOGINTERVAL" ]    && PARAMS="$PARAMS -I $VBOXWEB_LOGINTERVAL"
        # set authentication method + password hash
        vboxmanageaction "setproperty" "websrvauthlibrary" "$VBOXWEB_AUTH_LIBRARY" "authentication library"
        vboxmanageaction "setextradata global" "VBoxAuthSimple/users/$VBOXWEB_USER" "$VBOXWEB_AUTH_PWHASH" "password hash"
        # prevent inheriting this setting to VBoxSVC
        unset VBOX_RELEASE_LOG_DEST

        start_daemon --displayname "VirtualBox Web Service" --user "$VBOXWEB_USER" --make-pidfile --pidfile "$PIDFILE" --lockfile "$LOCKFILE" -- $binary $PARAMS
        RETVAL=$?
    else
        RETVAL=$?
        failure "VirtualBox Web Service already running"
    fi

    return $RETVAL
}

stop() {
    stop_daemon --displayname "VirtualBox Web Service" --pidfile "$PIDFILE" --lockfile "$LOCKFILE" -- /bin/su
    RETVAL=$?
    return $RETVAL
}

restart() {
    stop && start
}

checkstatus() {
    status --displayname "VirtualBox Web Service" --pidfile "$PIDFILE" -- /bin/su
}

case "$1" in
start)
    start
    ;;
stop)
    stop
    ;;
restart)
    restart
    ;;
status)
    checkstatus
    ;;
setup)
    ;;
cleanup)
    ;;
*)
    echo "Usage: $0 {start|stop|restart|status}"
    exit 1
esac

exit $RETVAL