diff --git a/cns/hnsclient/hnsclient_windows.go b/cns/hnsclient/hnsclient_windows.go index 0f5541c989..87a28fd238 100644 --- a/cns/hnsclient/hnsclient_windows.go +++ b/cns/hnsclient/hnsclient_windows.go @@ -304,6 +304,8 @@ func createHostNCApipaNetwork( }, GatewayIPAddress: localIPConfiguration.GatewayIPAddress, } + logger.Printf("Print interfaces before creating loopback adapter") + LogNetworkInterfaces() if err = networkcontainers.CreateLoopbackAdapter( hostNCLoopbackAdapterName, @@ -312,6 +314,9 @@ func createHostNCApipaNetwork( "" /* Empty primary Interface Identifier as setWeakHostOnInterface is not needed*/); err != nil { return nil, fmt.Errorf("Failed to create loopback adapter. Error: %v", err) } + + logger.Printf("Print interfaces after creating loopback adapter") + LogNetworkInterfaces() } // Create the HNS network. @@ -329,6 +334,20 @@ func createHostNCApipaNetwork( return network, err } +// LogNetworkInterfaces logs the host's network interfaces in the default namespace. +func LogNetworkInterfaces() { + interfaces, err := net.Interfaces() + if err != nil { + logger.Printf("Failed to query network interfaces, err:%v", err) + return + } + + for _, iface := range interfaces { + addrs, _ := iface.Addrs() + logger.Printf("Network interface: %+v with IP: %+v", iface, addrs) + } +} + func addAclToEndpointPolicy( aclPolicySetting hcn.AclPolicySetting, endpointPolicies *[]hcn.EndpointPolicy) error { @@ -667,27 +686,5 @@ func DeleteHostNCApipaEndpoint( logger.Debugf("[Azure CNS] Successfully deleted HostNCApipaEndpoint: %s", endpointName) - namedLock.LockAcquire(hostNCApipaNetworkName) - defer namedLock.LockRelease(hostNCApipaNetworkName) - - // Check if hostNCApipaNetworkName has any endpoints left - if network, err := hcn.GetNetworkByName(hostNCApipaNetworkName); err == nil { - var endpoints []hcn.HostComputeEndpoint - if endpoints, err = hcn.ListEndpointsOfNetwork(network.Id); err != nil { - logger.Errorf("[Azure CNS] Failed to list endpoints in the network: %s. Error: %v", - hostNCApipaNetworkName, err) - return nil - } - - // Delete network if it doesn't have any endpoints - if len(endpoints) == 0 { - logger.Debugf("[Azure CNS] Deleting network with ID: %s", network.Id) - if err = deleteNetworkByIDHnsV2(network.Id); err == nil { - // Delete the loopback adapter created for this network - networkcontainers.DeleteLoopbackAdapter(hostNCLoopbackAdapterName) - } - } - } - return nil -} +} \ No newline at end of file