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| author | Christopher Walker <kris240376@gmail.com> | 2011-08-22 08:23:47 -0300 |
|---|---|---|
| committer | Niels Horn <niels.horn@slackbuilds.org> | 2011-08-22 08:23:47 -0300 |
| commit | 444996d10d6be685428e1cc744d87c9d0868d990 (patch) | |
| tree | 7b14df9df12f80e943df939f1bdc4f21461cce34 /network/openvswitch/xen/vif-openvswitch | |
| parent | 27f6419c387b460c83791b38d4374a5cecce5a8d (diff) | |
| download | slackbuilds-444996d10d6be685428e1cc744d87c9d0868d990.tar.gz | |
network/openvswitch: Added (multilayer virtual switch)
Signed-off-by: Niels Horn <niels.horn@slackbuilds.org>
Diffstat (limited to 'network/openvswitch/xen/vif-openvswitch')
| -rw-r--r-- | network/openvswitch/xen/vif-openvswitch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/network/openvswitch/xen/vif-openvswitch b/network/openvswitch/xen/vif-openvswitch new file mode 100644 index 0000000000..bdcd7c46f7 --- /dev/null +++ b/network/openvswitch/xen/vif-openvswitch @@ -0,0 +1,86 @@ +#!/bin/bash +#============================================================================ +# ${XEN_SCRIPT_DIR}/vif-openvswitch +# +# Script for configuring a vif using Open vSwitch. +# +# Usage: +# vif-openvswitch (add|remove|online|offline) +# +# Environment vars: +# vif vif interface name (required). +# XENBUS_PATH path to this device's details in the XenStore (required). +# +# Read from the store: +# bridge bridge to add the vif to (optional). Defaults to searching for the +# bridge itself. +# +# up: +# Enslaves the vif interface to the bridge. +# +# down: +# Removes the vif interface from the bridge. +#============================================================================ + +dir=$(dirname "$0") +. "$dir/vif-common.sh" + +bridge=${bridge:-} +bridge=$(xenstore_read_default "$XENBUS_PATH/bridge" "$bridge") + +if [ -z "${bridge}" ] +then + bridge=$(ovs-vsctl listbr | cut -d " +" -f 1) + + if [ -z "${bridge}" ] + then + fatal "Could not find bridge and none was specified" + fi +fi + +tag=${tag:-} + +# Domain on VLAN tagged bridge? +RET=0 +ovs-vsctl list-br | grep -c ${bridge} 1>/dev/null 2>&1 || RET=1 +if [ $RET -eq 1 ] +then + if [[ $bridge =~ \.[[:digit:]]{1,4}$ ]] + then + tag=$(echo ${bridge} | cut -d "." -f 2) + bridge=$(echo ${bridge} | cut -d "." -f 1) + else + fatal "Could not find bridge device ${bridge}" + fi +fi + +RET=0 +ovs-vsctl list-br | grep -c ${bridge} 1>/dev/null 2>&1 || RET=1 +if [ $RET -eq 1 ] +then + fatal "Could not find bridge device ${bridge}" +fi + +log debug "Successful vif-bridge $command for ${vif}, bridge ${bridge}." +case "$command" in + online) + ifconfig "${vif}" 0.0.0.0 up + if [ -z $tag ] + then + ovs-vsctl -- --may-exist add-port ${bridge} ${vif} + else + ovs-vsctl -- --may-exist add-port ${bridge} ${vif} tag=${tag} + fi + ;; + + offline) + ovs-vsctl -- --if-exists del-port ${bridge} ${vif} + ifconfig "$vif" 0.0.0.0 down + ;; +esac + +if [ "$command" == "online" ] +then + success +fi |