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138 lines
4.0 KiB
138 lines
4.0 KiB
#!/bin/bash
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# Copyright (c) 2011 Alexey I. Froloff.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at:
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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. /etc/init.d/functions
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cd /etc/sysconfig/network-scripts
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. ./network-functions
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[ -f ../network ] && . ../network
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CONFIG=${1}
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TIMEOUT=10
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need_config ${CONFIG}
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source_config
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${REAL_DEVICETYPE}"
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if [ ! -x ${OTHERSCRIPT} ]; then
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
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fi
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check_recursion ()
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{
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[ -n "${UPPEDSTACK}" ] && for _r in ${UPPEDSTACK}; do
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[ "$_r" = "$1" ] && return 1
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done
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return 0
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}
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ifup_ovs_bridge ()
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{
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if ovs-vsctl br-exists "${OVS_BRIDGE}"; then :; else
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/sbin/ifup "${OVS_BRIDGE}"
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fi
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}
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if [ -z "${UPPEDSTACK}" ]; then
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UPPEDSTACK="${DEVICE}"
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fi
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[ -n "${OVSREQUIRES}" ] && for _i in ${OVSREQUIRES}; do
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if ( check_recursion "$_i" ); then
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UPPEDSTACK="${UPPEDSTACK} $_i" /sbin/ifup "$_i"
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fi
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done
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if [ -x /usr/bin/systemctl ]; then
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if ! systemctl --quiet is-active openvswitch-nonetwork.service; then
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/usr/bin/systemctl start openvswitch-nonetwork.service
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fi
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else
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if [ ! -f /var/lock/subsys/openvswitch ]; then
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/sbin/service openvswitch start
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fi
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fi
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case "$TYPE" in
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OVSBridge)
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# If bridge already exists and is up, it has been configured through
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# other cases like OVSPort, OVSIntPort and OVSBond. If it is down or
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# it does not exist, create it. It is possible for a bridge to exist
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# because it remained in the OVSDB for some reason, but it won't be up.
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if check_device_down "${DEVICE}"; then
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ovs-vsctl -t ${TIMEOUT} -- --may-exist add-br "$DEVICE" $OVS_OPTIONS \
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${OVS_EXTRA+-- $OVS_EXTRA} \
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${STP+-- set bridge "$DEVICE" stp_enable="${STP}"}
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else
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OVSBRIDGECONFIGURED="yes"
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fi
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# When dhcp is enabled, the assumption is that there will be a port to
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# attach (otherwise, we can't reach out for dhcp). So, we do not
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# configure the bridge through rhel's ifup infrastructure unless
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# it is being configured after the port has been configured.
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# The "OVSINTF" is set only after the port is configured.
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if [ "${OVSBOOTPROTO}" = "dhcp" ] && [ -n "${OVSINTF}" ]; then
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case " ${OVSDHCPINTERFACES} " in
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*" ${OVSINTF} "*)
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BOOTPROTO=dhcp ${OTHERSCRIPT} ${CONFIG}
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;;
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esac
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fi
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# When dhcp is not enabled, it is possible that someone may want
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# a standalone bridge (i.e it may not have any ports). Configure it.
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if [ "${OVSBOOTPROTO}" != "dhcp" ] && [ -z "${OVSINTF}" ] && \
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[ "${OVSBRIDGECONFIGURED}" != "yes" ]; then
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${OTHERSCRIPT} ${CONFIG}
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fi
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exit 0
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;;
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OVSPort)
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ifup_ovs_bridge
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${OTHERSCRIPT} ${CONFIG} ${2}
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ovs-vsctl -t ${TIMEOUT} -- --may-exist add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
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OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
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;;
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OVSIntPort)
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ifup_ovs_bridge
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ovs-vsctl -t ${TIMEOUT} -- --may-exist add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS -- set Interface "$DEVICE" type=internal ${OVS_EXTRA+-- $OVS_EXTRA}
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${OTHERSCRIPT} ${CONFIG} ${2}
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;;
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OVSBond)
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ifup_ovs_bridge
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for _iface in $BOND_IFACES; do
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/sbin/ifup ${_iface}
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done
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ovs-vsctl -t ${TIMEOUT} -- --fake-iface add-bond "$OVS_BRIDGE" "$DEVICE" ${BOND_IFACES} $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
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${OTHERSCRIPT} ${CONFIG} ${2}
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OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
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;;
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OVSTunnel)
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ifup_ovs_bridge
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ovs-vsctl -t ${TIMEOUT} -- --may-exist add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS -- set Interface "$DEVICE" type=$OVS_TUNNEL_TYPE $OVS_TUNNEL_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
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${OTHERSCRIPT} ${CONFIG} ${2}
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;;
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*)
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echo $"Invalid OVS interface type $TYPE"
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exit 1
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;;
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esac
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