+/*
+ * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.vpnservice.elan.internal;
+
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.vpnservice.elan.utils.ElanConstants;
+import org.opendaylight.vpnservice.elan.utils.ElanUtils;
+import org.opendaylight.vpnservice.interfacemgr.globals.InterfaceInfo;
+import org.opendaylight.vpnservice.interfacemgr.interfaces.IInterfaceManager;
+import org.opendaylight.vpnservice.itm.api.IITMProvider;
+import org.opendaylight.vpnservice.mdsalutil.MetaDataUtil;
+import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.*;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.tag.name.map.ElanTagName;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.forwarding.entries.MacEntry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._if.indexes._interface.map.IfIndexInterface;
+//import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331._if.indexes._interface.map.IfIndexInterface;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.math.BigInteger;
+
+public class ElanSmacFlowEventListener implements SalFlowListener {
+ private final DataBroker broker;
+ private IMdsalApiManager mdsalManager;
+ private IInterfaceManager interfaceManager;
+ private IITMProvider itmManager;
+ private static final Logger logger = LoggerFactory.getLogger(ElanSmacFlowEventListener.class);
+
+ public ElanSmacFlowEventListener(DataBroker dataBroker) {
+ broker = dataBroker;
+ }
+ private SalFlowService salFlowService;
+
+ public SalFlowService getSalFlowService() {
+ return this.salFlowService;
+ }
+
+ public void setSalFlowService(final SalFlowService salFlowService) {
+ this.salFlowService = salFlowService;
+ }
+ public void setInterfaceManager(IInterfaceManager interfaceManager) {
+ this.interfaceManager = interfaceManager;
+ }
+
+
+ public void setIITMManager(IITMProvider itmManager) {
+ this.itmManager = itmManager;
+ }
+ public void setMdSalApiManager(IMdsalApiManager mdsalManager) {
+ this.mdsalManager = mdsalManager;
+ }
+ @Override
+ public void onFlowAdded(FlowAdded arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onFlowRemoved(FlowRemoved arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onFlowUpdated(FlowUpdated arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onNodeErrorNotification(NodeErrorNotification arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onNodeExperimenterErrorNotification(NodeExperimenterErrorNotification arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onSwitchFlowRemoved(SwitchFlowRemoved switchFlowRemoved) {
+ short tableId = switchFlowRemoved.getTableId();
+ if (tableId == ElanConstants.ELAN_SMAC_TABLE) {
+ BigInteger metadata = switchFlowRemoved.getMatch().getMetadata().getMetadata();
+ long elanTag = MetaDataUtil.getElanTagFromMetadata(metadata);
+ ElanTagName elanTagInfo = ElanUtils.getElanInfoByElanTag(elanTag);
+ if (elanTagInfo == null) {
+ return;
+ }
+ String srcMacAddress = switchFlowRemoved.getMatch().getEthernetMatch()
+ .getEthernetSource().getAddress().getValue().toUpperCase();
+ int portTag = MetaDataUtil.getLportFromMetadata(metadata).intValue();
+ if (portTag == 0) {
+ logger.debug(String.format("Flow removed event on SMAC flow entry. But having port Tag as 0 "));
+ return;
+ }
+ IfIndexInterface existingInterfaceInfo = ElanUtils.getInterfaceInfoByInterfaceTag(portTag);
+ String interfaceName = existingInterfaceInfo.getInterfaceName();
+ PhysAddress physAddress = new PhysAddress(srcMacAddress);
+ if (interfaceName == null) {
+ logger.error(String.format("LPort record not found for tag %d", portTag));
+ return;
+ }
+ MacEntry macEntry = ElanUtils.getInterfaceMacEntriesOperationalDataPath(interfaceName, physAddress);
+ InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(interfaceName);
+ if(macEntry != null && interfaceInfo != null) {
+ ElanUtils.deleteMacFlows(ElanUtils.getElanInstanceByName(elanTagInfo.getName()), interfaceInfo, macEntry);
+ }
+ InstanceIdentifier<MacEntry> macEntryId = ElanUtils.getInterfaceMacEntriesIdentifierOperationalDataPath(interfaceName, physAddress);
+ ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL, macEntryId);
+ }
+ }
+
+}