#!/bin/sh
-# Copyright (C) 2008,2009 Citrix Systems, Inc. All rights reserved.
-# Copyright (C) 2009 Nicira Networks, Inc.
+# Copyright (C) 2008,2009 Citrix Systems, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published
+# by the Free Software Foundation; version 2.1 only. with the special
+# exception on linking described in file LICENSE.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Lesser General Public License for more details.
# CA-23900: Warning: when VIFs are added to windows guests with PV drivers the backend vif device is registered,
# unregistered and then registered again. This causes the udev event to fire twice and this script runs twice.
# Keep other-config/ keys in sync with device.ml:vif_udev_keys
-cfg_mod="/root/vswitch/bin/ovs-cfg-mod"
-dump_vif_details="/root/vswitch/scripts/dump-vif-details"
-service="/sbin/service"
-
-TYPE=`echo ${XENBUS_PATH} | cut -f 2 -d '/'`
-DOMID=`echo ${XENBUS_PATH} | cut -f 3 -d '/'`
-DEVID=`echo ${XENBUS_PATH} | cut -f 4 -d '/'`
-
-XAPI=/xapi/${DOMID}/hotplug/${TYPE}/${DEVID}
-HOTPLUG=/xapi/${DOMID}/hotplug/${TYPE}/${DEVID}
-PRIVATE=/xapi/${DOMID}/private/${TYPE}/${DEVID}
-BRCTL=/usr/sbin/brctl
-IP=/sbin/ip
+BRCTL="/usr/sbin/brctl"
+IP="/sbin/ip"
+vsctl="/usr/bin/ovs-vsctl"
+dump_vif_details="/usr/share/vswitch/scripts/dump-vif-details"
handle_promiscuous()
{
- local arg=$(xenstore-read "${PRIVATE}/other-config/promiscuous")
+ local arg=$(xenstore-read "${PRIVATE}/other-config/promiscuous" 2>/dev/null)
if [ $? -eq 0 -a -n "${arg}" ] ; then
- case "${arg}" in
- true|on) logger -t script-vif "${vif}: Promiscuous ports are not supported via vSwitch." ;;
- *) ;;
- esac
+ case $NETWORK_MODE in
+ bridge)
+ case "${arg}" in
+ true|on) echo 1 > /sys/class/net/${dev}/brport/promisc ;;
+ *) echo 0 > /sys/class/net/${dev}/brport/promisc ;;
+ esac
+ ;;
+ vswitch)
+ logger -t script-vif "${dev}: Promiscuous ports are not supported via vSwitch."
+ ;;
+ esac
fi
}
handle_ethtool()
{
local opt=$1
- local arg=$(xenstore-read "${PRIVATE}/other-config/ethtool-${opt}")
+ local arg=$(xenstore-read "${PRIVATE}/other-config/ethtool-${opt}" 2>/dev/null)
if [ $? -eq 0 -a -n "${arg}" ] ; then
case "${arg}" in
- true|on) /sbin/ethtool -K "${vif}" "${opt}" on ;;
- false|off) /sbin/ethtool -K "${vif}" "${opt}" off ;;
- *) logger -t scripts-vif "Unknown ethtool argument ${opt}=${arg} on ${vif}/${VIFUUID}" ;;
+ true|on) /sbin/ethtool -K "${dev}" "${opt}" on ;;
+ false|off) /sbin/ethtool -K "${dev}" "${opt}" off ;;
+ *) logger -t scripts-vif "Unknown ethtool argument ${opt}=${arg} on ${dev}/${VIFUUID}" ;;
esac
fi
}
handle_mtu()
{
- local mtu=$(xenstore-read "${PRIVATE}/MTU")
+ local mtu=$(xenstore-read "${PRIVATE}/MTU" 2>/dev/null)
if [ $? -eq 0 -a -n "${mtu}" ]; then
- echo "${mtu}" > /sys/class/net/${vif}/mtu
+ echo "${mtu}" > /sys/class/net/${dev}/mtu
fi
}
local address=$(xenstore-read "${PRIVATE}/bridge-MAC")
if [ $? -ne 0 -o -z "${address}" ]; then
logger -t scripts-vif "Failed to read ${PRIVATE}/bridge-MAC from xenstore"
+ exit 1
fi
local bridge=$(xenstore-read "${PRIVATE}/bridge")
if [ $? -ne 0 -o -z "${bridge}" ]; then
logger -t scripts-vif "Failed to read ${PRIVATE}/bridge from xenstore"
+ exit 1
fi
- logger -t scripts-vif "Adding ${vif} to ${bridge} with address ${address}"
-
- vid=
- if [ -e "/var/lib/openvswitch/br-$bridge" ]; then
- . "/var/lib/openvswitch/br-$bridge"
- if [ -n "$VLAN_SLAVE" -a -n "$VLAN_VID" ]; then
- bridge=$VLAN_SLAVE
- vid="--add=vlan.$vif.tag=$VLAN_VID"
- fi
- fi
-
- ${IP} link set "${vif}" down || logger -t scripts-vif "Failed to ip link set ${vif} down"
- ${IP} link set "${vif}" arp off || logger -t scripts-vif "Failed to ip link set ${vif} arp off"
- ${IP} link set "${vif}" multicast off || logger -t scripts-vif "Failed to ip link set ${vif} multicast off"
- ${IP} link set "${vif}" address "${address}" || logger -t scripts-vif "Failed to ip link set ${vif} address ${address}"
- ${IP} addr flush "${vif}" || logger -t scripts-vif "Failed to ip addr flush ${vif}"
-
- local vif_details=$($dump_vif_details $DOMID $DEVID)
- if [ $? -ne 0 -o -z "${vif_details}" ]; then
- logger -t scripts-vif "Failed to retrieve vif details for vswitch"
- fi
-
- $cfg_mod -F /etc/ovs-vswitchd.conf \
- --del-match="bridge.*.port=$vif" \
- --del-match="vlan.$vif.trunks=*" \
- --del-match="vlan.$vif.tag=*" \
- --del-match="port.$vif.[!0-9]*" \
- --add="bridge.$bridge.port=$vif" \
- $vid $vif_details -c
- $service vswitch reload
+ logger -t scripts-vif "Adding ${dev} to ${bridge} with address ${address}"
+
+ ${IP} link set "${dev}" down || logger -t scripts-vif "Failed to ip link set ${dev} down"
+ ${IP} link set "${dev}" arp off || logger -t scripts-vif "Failed to ip link set ${dev} arp off"
+ ${IP} link set "${dev}" multicast off || logger -t scripts-vif "Failed to ip link set ${dev} multicast off"
+ ${IP} link set "${dev}" address "${address}" || logger -t scripts-vif "Failed to ip link set ${dev} address ${address}"
+ ${IP} addr flush "${dev}" || logger -t scripts-vif "Failed to ip addr flush ${dev}"
+
+ case $NETWORK_MODE in
+ bridge)
+ ${BRCTL} setfd "${bridge}" 0 || logger -t scripts-vif "Failed to brctl setfd ${bridge} 0"
+ ${BRCTL} addif "${bridge}" "${dev}" || logger -t scripts-vif "Failed to brctl addif ${bridge} ${dev}"
+ ;;
+ vswitch)
+ local vif_details=$($dump_vif_details $DOMID $DEVID)
+ if [ $? -ne 0 -o -z "${vif_details}" ]; then
+ logger -t scripts-vif "Failed to retrieve vif details for vswitch"
+ fi
+
+ $vsctl add-port $bridge $dev $vif_details
+ ;;
+ esac
+
+ ${IP} link set "${dev}" up || logger -t scripts-vif "Failed to ip link set ${dev} up"
+}
- ${IP} link set "${vif}" up || logger -t scripts-vif "Failed to ip link set ${vif} up"
+remove_from_bridge()
+{
+ case $NETWORK_MODE in
+ bridge)
+ # Nothing to do
+ ;;
+ vswitch)
+ $vsctl del-port $bridge $dev
+ ;;
+ esac
}
-echo Called as "$@" "$TYPE" "$DOMID" "$DEVID" | logger -t scripts-vif
-case "$1" in
-online)
- handle_ethtool rx
- handle_ethtool tx
- handle_ethtool sg
- handle_ethtool tso
- handle_ethtool ufo
- handle_ethtool gso
+NETWORK_MODE=$(cat /etc/xensource/network.conf)
+ACTION=$1
+TYPE=$2
- handle_mtu
- add_to_bridge
- handle_promiscuous
+case $NETWORK_MODE in
+ bridge|vswitch) ;;
+ *)
+ logger -t scripts-vif "Unknown network mode $NETWORK_MODE"
+ exit 1
+ ;;
+esac
+
+case ${TYPE} in
+ vif)
+ DOMID=`echo ${XENBUS_PATH} | cut -f 3 -d '/'`
+ DEVID=`echo ${XENBUS_PATH} | cut -f 4 -d '/'`
+ dev=vif${DOMID}.${DEVID}
+ ;;
+ tap)
+ dev=$INTERFACE
+ DOMID=`echo ${dev#tap} | cut -f 1 -d '.'`
+ DEVID=`echo ${dev#tap} | cut -f 2 -d '.'`
+ ;;
+ *)
+ logger -t scripts-vif "unknown interface type ${TYPE}"
+ exit 1
+ ;;
+esac
- xenstore-write "${HOTPLUG}/vif" "${vif}"
- xenstore-write "${HOTPLUG}/hotplug" "online"
+XAPI=/xapi/${DOMID}/hotplug/vif/${DEVID}
+HOTPLUG=/xapi/${DOMID}/hotplug/vif/${DEVID}
+PRIVATE=/xapi/${DOMID}/private/vif/${DEVID}
- # xs-xen.pq.hq:91e986b8e49f netback-wait-for-hotplug
- xenstore-write "/local/domain/0/backend/vif/${DOMID}/${DEVID}/hotplug-status" "connected"
+logger -t scripts-vif "Called as \"$@\" domid:$DOMID devid:$DEVID mode:$NETWORK_MODE"
+case "${ACTION}" in
+online)
+ if [ "${TYPE}" = "vif" ] ; then
+ handle_ethtool rx
+ handle_ethtool tx
+ handle_ethtool sg
+ handle_ethtool tso
+ handle_ethtool ufo
+ handle_ethtool gso
+
+ handle_mtu
+ add_to_bridge
+ handle_promiscuous
+
+ xenstore-write "${HOTPLUG}/vif" "${dev}"
+ xenstore-write "${HOTPLUG}/hotplug" "online"
+
+ # xs-xen.pq.hq:91e986b8e49f netback-wait-for-hotplug
+ xenstore-write "/local/domain/0/backend/vif/${DOMID}/${DEVID}/hotplug-status" "connected"
+ fi
+ ;;
+add)
+ if [ "${TYPE}" = "tap" ] ; then
+ add_to_bridge
+ fi
;;
+
remove)
- xenstore-rm "${HOTPLUG}/hotplug"
- vif=vif${DOMID}.${DEVID}
- logger -t scripts-vif "${vif} has been removed"
- $cfg_mod -vANY:console:emer -F /etc/ovs-vswitchd.conf \
- --del-match="bridge.*.port=${vif}" \
- --del-match="vlan.${vif}.trunks=*" \
- --del-match="vlan.${vif}.tag=*" \
- --del-match="port.${vif}.[!0-9]*" -c
- $service vswitch reload
+ if [ "${TYPE}" = "vif" ] ;then
+ xenstore-rm "${HOTPLUG}/hotplug"
+ fi
+ logger -t scripts-vif "${dev} has been removed"
+ remove_from_bridge
;;
esac
git://git.onelab.eu / sliver-openvswitch.git / blobdiff