debian/ifupdown.sh

   1 #! /bin/sh
   2
   3 # Copyright (c) 2012, 2013 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 /etc/init.d/openvswitch-switch status > /dev/null 2>&1; then :; else
  33     /etc/init.d/openvswitch-switch start
  34 fi
  35
  36 if [ "${MODE}" = "start" ]; then
  37     eval OVS_EXTRA=\"${IF_OVS_EXTRA}\"
  38
  39     case "${IF_OVS_TYPE}" in
  40         OVSBridge)
  41                 ovs_vsctl -- --may-exist add-br "${IFACE}" ${IF_OVS_OPTIONS}\
  42                          ${OVS_EXTRA+-- $OVS_EXTRA}
  43
  44                 if [ ! -z "${IF_OVS_PORTS}" ]; then
  45                     ifup --allow="${IFACE}" ${IF_OVS_PORTS}
  46                 fi
  47                 ;;
  48         OVSPort)
  49                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  50                     "${IFACE}" ${IF_OVS_OPTIONS} \
  51                     ${OVS_EXTRA+-- $OVS_EXTRA}
  52
  53                 ip link set "${IFACE}" up
  54                 ;;
  55         OVSIntPort)
  56                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  57                     "${IFACE}" ${IF_OVS_OPTIONS} -- set Interface "${IFACE}"\
  58                     type=internal ${OVS_EXTRA+-- $OVS_EXTRA}
  59
  60                 ip link set "${IFACE}" up
  61                 ;;
  62         OVSBond)
  63                 ovs_vsctl -- --fake-iface add-bond "${IF_OVS_BRIDGE}"\
  64                     "${IFACE}" ${IF_OVS_BONDS} ${IF_OVS_OPTIONS} \
  65                     ${OVS_EXTRA+-- $OVS_EXTRA}
  66
  67                 ip link set "${IFACE}" up
  68                 for slave in ${IF_OVS_BONDS}
  69                 do
  70                     ip link set "${slave}" up
  71                 done
  72                 ;;
  73         OVSPatchPort)
  74                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  75                     "${IFACE}" ${IF_OVS_OPTIONS} -- set Interface "${IFACE}" \
  76                     type=patch options:peer="${IF_OVS_PATCH_PEER}" \
  77                     ${OVS_EXTRA+-- $OVS_EXTRA}
  78                 ;;
  79         OVSTunnel)
  80                 ovs_vsctl -- --may-exist add-port "${IF_OVS_BRIDGE}"\
  81                     "${IFACE}" ${IF_OVS_OPTIONS} -- set Interface "${IFACE}" \
  82                     type=${IF_OVS_TUNNEL_TYPE} ${IF_OVS_TUNNEL_OPTIONS} \
  83                     ${OVS_EXTRA+-- $OVS_EXTRA}
  84                 ;;
  85         *)
  86                 exit 0
  87                 ;;
  88     esac
  89 elif [ "${MODE}" = "stop" ]; then
  90     case "${IF_OVS_TYPE}" in
  91         OVSBridge)
  92                 if [ ! -z "${IF_OVS_PORTS}" ]; then
  93                     ifdown --allow="${IFACE}" ${IF_OVS_PORTS}
  94                 fi
  95
  96                 ovs_vsctl -- --if-exists del-br "${IFACE}"
  97                 ;;
  98         OVSPort|OVSIntPort|OVSBond|OVSPatchPort|OVSTunnel)
  99                 ovs_vsctl -- --if-exists del-port "${IF_OVS_BRIDGE}" "${IFACE}"
 100                 ;;
 101         *)
 102                 exit 0
 103                 ;;
 104     esac
 105 fi
 106
 107 exit 0