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vxlan: arp does not work between hosts as multicast group is communicated over physical nic instead of linux bridge #5078

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Merged
rohityadavcloud merged 2 commits into from
Jun 16, 2021
Merged

vxlan: arp does not work between hosts as multicast group is communicated over physical nic instead of linux bridge #5078

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f46a156
vxlan: arp does not work between hosts as multicast group is communic…
weizhouapache Jun 7, 2021
405a843
vxlan: fix issue if kvm network label is not set
weizhouapache Jun 14, 2021
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4 changes: 2 additions & 2 deletions plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/BridgeVifDriver.java
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Original file line number Diff line number Diff line change
Expand Up @@ -224,7 +224,7 @@ public LibvirtVMDef.InterfaceDef plug(NicTO nic, String guestOsType, String nicA
String brName = createVnetBr(vNetId, trafficLabel, protocol);
intf.defBridgeNet(brName, null, nic.getMac(), getGuestNicModel(guestOsType, nicAdapter), networkRateKBps);
} else {
String brName = createVnetBr(vNetId, "private", protocol);
String brName = createVnetBr(vNetId, _bridges.get("private"), protocol);
intf.defBridgeNet(brName, null, nic.getMac(), getGuestNicModel(guestOsType, nicAdapter), networkRateKBps);
}
} else {
Expand Down Expand Up @@ -291,7 +291,7 @@ private String generateVxnetBrName(String pifName, String vnetId) {

private String createVnetBr(String vNetId, String pifKey, String protocol) throws InternalErrorException {
String nic = _pifs.get(pifKey);
if (nic == null) {
if (nic == null || protocol.equals(Networks.BroadcastDomainType.Vxlan.scheme())) {
// if not found in bridge map, maybe traffic label refers to pif already?
File pif = new File("/sys/class/net/" + pifKey);
if (pif.isDirectory()) {
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2 changes: 1 addition & 1 deletion plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/IvsVifDriver.java
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Expand Up @@ -161,7 +161,7 @@ private void createControlNetwork() throws LibvirtException {

private String createVnetBr(String vNetId, String pifKey, String protocol) throws InternalErrorException {
String nic = _pifs.get(pifKey);
if (nic == null) {
if (nic == null || protocol.equals(Networks.BroadcastDomainType.Vxlan.scheme())) {
// if not found in bridge map, maybe traffic label refers to pif already?
File pif = new File("/sys/class/net/" + pifKey);
if (pif.isDirectory()) {
Expand Down