2 * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.genius.interfacemanager.servicebindings.flowbased.state.helpers;
10 import com.google.common.util.concurrent.ListenableFuture;
11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
12 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
13 import org.opendaylight.genius.interfacemanager.IfmConstants;
14 import org.opendaylight.genius.interfacemanager.IfmUtil;
15 import org.opendaylight.genius.interfacemanager.InterfacemgrProvider;
16 import org.opendaylight.genius.interfacemanager.servicebindings.flowbased.state.factory.FlowBasedServicesStateRemovable;
17 import org.opendaylight.genius.interfacemanager.servicebindings.flowbased.utilities.FlowBasedServicesUtils;
18 import org.opendaylight.genius.mdsalutil.NwConstants;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.L2vlan;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.Tunnel;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceModeBase;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceModeEgress;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.ServicesInfo;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.services.info.BoundServices;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
30 import java.math.BigInteger;
31 import java.util.ArrayList;
32 import java.util.Collections;
33 import java.util.Comparator;
34 import java.util.List;
36 public class FlowBasedEgressServicesStateUnbindHelper implements FlowBasedServicesStateRemovable{
37 private static final Logger LOG = LoggerFactory.getLogger(FlowBasedEgressServicesStateUnbindHelper.class);
39 private InterfacemgrProvider interfaceMgrProvider;
40 private static volatile FlowBasedServicesStateRemovable flowBasedServicesStateRemovable;
42 private FlowBasedEgressServicesStateUnbindHelper(InterfacemgrProvider interfaceMgrProvider) {
43 this.interfaceMgrProvider = interfaceMgrProvider;
46 public static void intitializeFlowBasedEgressServicesStateUnbindHelper(InterfacemgrProvider interfaceMgrProvider) {
47 if (flowBasedServicesStateRemovable == null) {
48 synchronized (FlowBasedEgressServicesStateUnbindHelper.class) {
49 if (flowBasedServicesStateRemovable == null) {
50 flowBasedServicesStateRemovable = new FlowBasedEgressServicesStateUnbindHelper(interfaceMgrProvider);
56 public static FlowBasedServicesStateRemovable getFlowBasedEgressServicesStateRemoveHelper() {
57 if (flowBasedServicesStateRemovable == null) {
58 LOG.error("FlowBasedIngressBindHelper`` is not initialized");
60 return flowBasedServicesStateRemovable;
62 public List<ListenableFuture<Void>> unbindServicesFromInterface(Interface ifaceState) {
63 List<ListenableFuture<Void>> futures = new ArrayList<>();
64 if(ifaceState.getType() == null) {
67 LOG.debug("unbinding services on interface {}", ifaceState.getName());
69 DataBroker dataBroker = interfaceMgrProvider.getDataBroker();
70 ServicesInfo servicesInfo = FlowBasedServicesUtils.getServicesInfoForInterface(ifaceState.getName(), ServiceModeEgress.class, dataBroker);
71 if (servicesInfo == null) {
72 LOG.trace("service info is null for interface {}", ifaceState.getName());
76 List<BoundServices> allServices = servicesInfo.getBoundServices();
77 if (allServices == null || allServices.isEmpty()) {
78 LOG.trace("bound services is empty for interface {}", ifaceState.getName());
82 if (ifaceState.getType().isAssignableFrom(L2vlan.class)) {
83 return unbindServiceOnVlan(allServices, ifaceState, ifaceState.getIfIndex(), dataBroker);
84 } else if (ifaceState.getType().isAssignableFrom(Tunnel.class)){
85 return unbindServiceOnTunnel(allServices, ifaceState, ifaceState.getIfIndex(), dataBroker);
90 private static List<ListenableFuture<Void>> unbindServiceOnTunnel(
91 List<BoundServices> allServices,
93 Integer ifIndex, DataBroker dataBroker) {
94 List<ListenableFuture<Void>> futures = new ArrayList<>();
95 //FIXME : not supported yet
99 private static List<ListenableFuture<Void>> unbindServiceOnVlan(
100 List<BoundServices> allServices, Interface ifaceState,
101 Integer ifIndex, DataBroker dataBroker) {
102 List<ListenableFuture<Void>> futures = new ArrayList<>();
103 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
104 List<String> ofportIds = ifaceState.getLowerLayerIf();
105 NodeConnectorId nodeConnectorId = new NodeConnectorId(ofportIds.get(0));
106 if(nodeConnectorId == null){
109 BigInteger dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(nodeConnectorId));
110 Collections.sort(allServices, new Comparator<BoundServices>() {
112 public int compare(BoundServices serviceInfo1, BoundServices serviceInfo2) {
113 return serviceInfo1.getServicePriority().compareTo(serviceInfo2.getServicePriority());
116 BoundServices highestPriority = allServices.remove(0);
117 FlowBasedServicesUtils.removeEgressDispatcherFlow(dpId, ifaceState.getName(), highestPriority, t, NwConstants.DEFAULT_SERVICE_INDEX);
118 for (BoundServices boundService : allServices) {
119 FlowBasedServicesUtils.removeEgressDispatcherFlow(dpId, ifaceState.getName(), boundService, t, boundService.getServicePriority());
121 futures.add(t.submit());