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File xen-bonding.diff of Package xen (Revision aebd39cd2d827451ad87e35a42a93b01)

Currently displaying revision aebd39cd2d827451ad87e35a42a93b01 , Show latest

Index: xen-unstable/tools/examples/network-bridge
===================================================================
--- xen-unstable.orig/tools/examples/network-bridge
+++ xen-unstable/tools/examples/network-bridge
@@ -143,6 +143,21 @@ antispoofing () {
     iptables -A FORWARD -m physdev --physdev-in ${vif0} -j ACCEPT
 }
 
+# Find the netdev that is associated with the bridge by matching MAC addresses.
+find_bridged_netdev () {
+    local bridge=$1
+
+    bmac=`ip link show ${bridge} | grep 'link\/ether' | sed -e 's/.*ether $..:..:..:..:..:..$.*/\1/'`
+    for i in `ls /sys/class/net/${bridge}/brif` ; do
+	mac=`ip link show ${i} | grep 'link\/ether' | sed -e 's/.*ether $..:..:..:..:..:..$.*/\1/'`
+	if [ "${bmac}" = "${mac}" ] && [ ! "${bridge}" = "${i}" ] ; then
+	    netdev=${i}
+	    return 0
+	fi
+    done
+    return 1
+}
+
 # Usage: show_status dev bridge
 # Print ifconfig and routes.
 show_status () {
@@ -184,10 +199,11 @@ using netloop.nloopbacks=<N> on the doma
 
     create_bridge ${bridge}
 
-    if link_exists "$vdev"; then
+    preiftransfer
+    . /etc/sysconfig/network/ifcfg-${hwddev}
+    if [ ! "$BONDING_MASTER" = yes ] && link_exists "$vdev"; then
 	mac=`ip link show ${netdev} | grep 'link\/ether' | sed -e 's/.*ether $..:..:..:..:..:..$.*/\1/'`
 	ifup ${netdev}  # To ensure there is an IP to transfer
-	preiftransfer
 	transfer_addrs ${netdev} ${vdev}
 	ifdown ${netdev}
 	ip link set ${netdev} name ${pdev}
@@ -202,6 +218,13 @@ using netloop.nloopbacks=<N> on the doma
 	add_to_bridge2 ${bridge} ${pdev}
 	ip link set ${netdev} up
 	ifup ${hwddev}
+    elif [ "$BONDING_MASTER" = yes ]; then
+	ip link set ${bridge} arp on
+	add_to_bridge ${bridge} ${vif0}
+	ip link set ${vif0} up
+	add_to_bridge2 ${bridge} ${netdev}
+	transfer_addrs  ${netdev} ${bridge}
+	transfer_routes ${netdev} ${bridge}
     else
 	ip link set ${bridge} arp on
 	ip link set ${bridge} multicast on
@@ -244,6 +267,10 @@ op_stop () {
 	ip link set ${pdev} name ${netdev}
 	ifup ${netdev}
     else
+	if [ ${netdev} = ${bridge} ]; then
+	    find_bridged_netdev ${bridge}
+	fi
+	ip link set dev ${vif0} down
 	transfer_routes ${bridge} ${netdev}
 	ip link set ${bridge} down
     fi

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File xen-bonding.diff of Package xen (Revision aebd39cd2d827451ad87e35a42a93b01)

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