3 # Copyright (c) 2011 Alexey I. Froloff.
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at:
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
17 . /etc/init.d/functions
19 cd /etc/sysconfig/network-scripts
22 [ -f ../network ] && . ../network
31 OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${REAL_DEVICETYPE}"
33 if [ ! -x ${OTHERSCRIPT} ]; then
34 OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
39 [ -n "${UPPEDSTACK}" ] && for _r in ${UPPEDSTACK}; do
40 [ "$_r" = "$1" ] && return 1
48 if ovs-vsctl br-exists "${OVS_BRIDGE}"; then :; else
49 /sbin/ifup "${OVS_BRIDGE}"
53 if [ -z "${UPPEDSTACK}" ]; then
54 UPPEDSTACK="${DEVICE}"
57 [ -n "${OVSREQUIRES}" ] && for _i in ${OVSREQUIRES}; do
58 if ( check_recursion "$_i" ); then
59 UPPEDSTACK="${UPPEDSTACK} $_i" /sbin/ifup "$_i"
63 [ -f /var/lock/subsys/openvswitch ] || /sbin/service openvswitch start
67 # If bridge already exists and is up, it has been configured through
68 # other cases like OVSPort, OVSIntPort and OVSBond. If it is down or
69 # it does not exist, create it. It is possible for a bridge to exist
70 # because it remained in the OVSDB for some reason, but it won't be up.
71 if check_device_down "${DEVICE}"; then
72 ovs-vsctl -t ${TIMEOUT} -- --may-exist add-br "$DEVICE" $OVS_OPTIONS \
73 ${OVS_EXTRA+-- $OVS_EXTRA} \
74 ${STP+-- set bridge "$DEVICE" stp_enable="${STP}"}
76 OVSBRIDGECONFIGURED="yes"
79 # When dhcp is enabled, the assumption is that there will be a port to
80 # attach (otherwise, we can't reach out for dhcp). So, we do not
81 # configure the bridge through rhel's ifup infrastructure unless
82 # it is being configured after the port has been configured.
83 # The "OVSINTF" is set only after the port is configured.
84 if [ "${OVSBOOTPROTO}" = "dhcp" ] && [ -n "${OVSINTF}" ]; then
85 case " ${OVSDHCPINTERFACES} " in
87 BOOTPROTO=dhcp ${OTHERSCRIPT} ${CONFIG}
92 # When dhcp is not enabled, it is possible that someone may want
93 # a standalone bridge (i.e it may not have any ports). Configure it.
94 if [ "${OVSBOOTPROTO}" != "dhcp" ] && [ -z "${OVSINTF}" ] && \
95 [ "${OVSBRIDGECONFIGURED}" != "yes" ]; then
96 ${OTHERSCRIPT} ${CONFIG}
102 ${OTHERSCRIPT} ${CONFIG} ${2}
103 ovs-vsctl -t ${TIMEOUT} -- --may-exist add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
104 OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
108 ovs-vsctl -t ${TIMEOUT} -- --may-exist add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS -- set Interface "$DEVICE" type=internal ${OVS_EXTRA+-- $OVS_EXTRA}
109 ${OTHERSCRIPT} ${CONFIG} ${2}
113 for _iface in $BOND_IFACES; do
116 ovs-vsctl -t ${TIMEOUT} -- --fake-iface add-bond "$OVS_BRIDGE" "$DEVICE" ${BOND_IFACES} $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
117 ${OTHERSCRIPT} ${CONFIG} ${2}
118 OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
121 echo $"Invalid OVS interface type $TYPE"