debian/ifupdown.sh

   1 #! /bin/sh
   2
   3 # Copyright (c) 2012 Nicira, Inc.
   4 #
   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:
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  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.
  16
  17 # Have a look at /usr/share/doc/openvswitch-switch/README.Debian
  18 # for more information about configuring the /etc/network/interfaces.
  19
  20 if [ -z "${IF_OVS_TYPE}" ]; then
  21     exit 0
  22 fi
  23
  24 ovs_vsctl() {
  25     ovs-vsctl --timeout=5 "$@"
  26 }
  27
  28 if (ovs_vsctl --version) > /dev/null 2>&1; then :; else
  29     exit 0
  30 fi
  31
  32 if [ "${MODE}" = "start" ]; then
  33     eval OVS_EXTRA=\"${IF_OVS_EXTRA}\"
  34
  35     case "${IF_OVS_TYPE}" in
  36         OVSBridge)
  37                 ovs_vsctl -- --may-exist add-br "${IFACE}" ${IF_OVS_OPTIONS}\
  38                          ${OVS_EXTRA+-- $OVS_EXTRA}
  39
  40                 if [ ! -z "${IF_OVS_PORTS}" ]; then
  41                     ifup --allow="${IFACE}" ${IF_OVS_PORTS}
  42                 fi
  43                 ;;
  44         OVSPort)
  45                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  46                     "${IFACE}" ${IF_OVS_OPTIONS} \
  47                     ${OVS_EXTRA+-- $OVS_EXTRA}
  48
  49                 ifconfig "${IFACE}" up
  50                 ;;
  51         OVSIntPort)
  52                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  53                     "${IFACE}" ${IF_OVS_OPTIONS} -- set Interface "${IFACE}"\
  54                     type=internal ${OVS_EXTRA+-- $OVS_EXTRA}
  55
  56                 ifconfig "${IFACE}" up
  57                 ;;
  58         OVSBond)
  59                 ovs_vsctl -- --fake-iface add-bond "${IF_OVS_BRIDGE}"\
  60                     "${IFACE}" ${IF_OVS_BONDS} ${IF_OVS_OPTIONS} \
  61                     ${OVS_EXTRA+-- $OVS_EXTRA}
  62
  63                 ifconfig "${IFACE}" up
  64                 ;;
  65         *)
  66                 exit 0
  67                 ;;
  68     esac
  69 elif [ "${MODE}" = "stop" ]; then
  70     case "${IF_OVS_TYPE}" in
  71         OVSBridge)
  72                 if [ ! -z "${IF_OVS_PORTS}" ]; then
  73                     ifdown --allow="${IFACE}" ${IF_OVS_PORTS}
  74                 fi
  75
  76                 ovs_vsctl -- --if-exists del-br "${IFACE}"
  77                 ;;
  78         OVSPort|OVSIntPort|OVSBond)
  79                 ovs_vsctl -- --if-exists del-port "${IF_OVS_BRIDGE}" "${IFACE}"
  80                 ;;
  81         *)
  82                 exit 0
  83                 ;;
  84     esac
  85 fi
  86
  87 exit 0