#!/bin/bash

# Copyright (c) 2011 Alexey I. Froloff.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

. /etc/init.d/functions

cd /etc/sysconfig/network-scripts
. ./network-functions

[ -f ../network ] && . ../network

CONFIG=${1}
TIMEOUT=10

source_config

. /etc/sysconfig/network

OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${REAL_DEVICETYPE}"

if [ ! -x ${OTHERSCRIPT} ]; then
    OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-eth"
fi

SERVICE_UNIT=/usr/lib/systemd/system/openvswitch-nonetwork.service
if [ -f $SERVICE_UNIT ] && [ -x /usr/bin/systemctl ]; then
	if ! systemctl --quiet is-active openvswitch-nonetwork.service; then
		systemctl start openvswitch-nonetwork.service
	fi
else
	if [ ! -f /var/lock/subsys/openvswitch ]; then
		/sbin/service openvswitch start
	fi
fi

case "$TYPE" in
	OVSBridge)
		${OTHERSCRIPT} ${CONFIG} $2
		retval=$?
		ovs-vsctl -t ${TIMEOUT} -- --if-exists del-br "$DEVICE"
		;;
	OVSPort|OVSIntPort|OVSBond|OVSTunnel)
		${OTHERSCRIPT} ${CONFIG} $2
		retval=$?
		ovs-vsctl -t ${TIMEOUT} -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE"
		;;
	OVSPatchPort)
		ovs-vsctl -t ${TIMEOUT} -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE"
		;;
	*)
		echo $"Invalid OVS interface type $TYPE"
		exit 1
		;;
esac

exit $retval