interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/listeners/VlanMemberConfigListener.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.vpnservice.interfacemgr.listeners;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.idmanager.IdManager;
  13 import org.opendaylight.vpnservice.datastoreutils.AsyncDataTreeChangeListenerBase;
  14 import org.opendaylight.vpnservice.datastoreutils.DataStoreJobCoordinator;
  15 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsVlanMemberConfigAddHelper;
  16 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsVlanMemberConfigRemoveHelper;
  17 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsVlanMemberConfigUpdateHelper;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import java.util.List;
  27 import java.util.concurrent.Callable;
  28
  29 public class VlanMemberConfigListener extends AsyncDataTreeChangeListenerBase<Interface, VlanMemberConfigListener> {
  30     private static final Logger LOG = LoggerFactory.getLogger(VlanMemberConfigListener.class);
  31     private DataBroker dataBroker;
  32     private IdManager idManager;
  33
  34     public VlanMemberConfigListener(final DataBroker dataBroker, final IdManager idManager) {
  35         super(Interface.class, VlanMemberConfigListener.class);
  36         this.dataBroker = dataBroker;
  37         this.idManager = idManager;
  38     }
  39
  40     @Override
  41     protected InstanceIdentifier<Interface> getWildCardPath() {
  42         return InstanceIdentifier.create(Interfaces.class).child(Interface.class);
  43     }
  44
  45     @Override
  46     protected void remove(InstanceIdentifier<Interface> key, Interface interfaceOld) {
  47         IfL2vlan ifL2vlan = interfaceOld.getAugmentation(IfL2vlan.class);
  48         if (ifL2vlan == null) {
  49             return;
  50         }
  51
  52         if (ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
  53             return;
  54         }
  55
  56         ParentRefs parentRefs = interfaceOld.getAugmentation(ParentRefs.class);
  57         if (parentRefs == null) {
  58             LOG.error("Attempt to remove Vlan Trunk-Member {} without a parent interface", interfaceOld);
  59             return;
  60         }
  61
  62         String lowerLayerIf = parentRefs.getParentInterface();
  63         if (lowerLayerIf.equals(interfaceOld.getName())) {
  64             LOG.error("Attempt to remove Vlan Trunk-Member {} with same parent interface name.", interfaceOld);
  65             return;
  66         }
  67
  68         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
  69         RendererConfigRemoveWorker removeWorker = new RendererConfigRemoveWorker(key, interfaceOld, parentRefs, ifL2vlan);
  70         coordinator.enqueueJob(lowerLayerIf, removeWorker);
  71     }
  72
  73     @Override
  74     protected void update(InstanceIdentifier<Interface> key, Interface interfaceOld, Interface interfaceNew) {
  75         IfL2vlan ifL2vlanNew = interfaceNew.getAugmentation(IfL2vlan.class);
  76         if (ifL2vlanNew == null) {
  77             return;
  78         }
  79         if (ifL2vlanNew.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
  80             LOG.error("Configuration Error. Attempt to modify Vlan Mode of interface: {} " +
  81                     "to interface: {}", interfaceOld, interfaceNew);
  82             return;
  83         }
  84
  85         ParentRefs parentRefsNew = interfaceNew.getAugmentation(ParentRefs.class);
  86         if (parentRefsNew == null) {
  87             LOG.error("Configuration Error. Attempt to update Vlan Trunk-Member {} without a " +
  88                     "parent interface", interfaceNew);
  89             return;
  90         }
  91
  92         String lowerLayerIf = parentRefsNew.getParentInterface();
  93         if (lowerLayerIf.equals(interfaceNew.getName())) {
  94             LOG.error("Configuration Error. Attempt to update Vlan Trunk-Member {} with same parent " +
  95                     "interface name.", interfaceNew);
  96             return;
  97         }
  98
  99         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 100         RendererConfigUpdateWorker updateWorker = new RendererConfigUpdateWorker(key, interfaceNew, interfaceOld,
 101                 parentRefsNew, ifL2vlanNew);
 102         coordinator.enqueueJob(lowerLayerIf, updateWorker);
 103     }
 104
 105     @Override
 106     protected void add(InstanceIdentifier<Interface> key, Interface interfaceNew) {
 107         IfL2vlan ifL2vlan = interfaceNew.getAugmentation(IfL2vlan.class);
 108         if (ifL2vlan == null) {
 109             return;
 110         }
 111
 112         if (ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
 113             return;
 114         }
 115
 116         ParentRefs parentRefs = interfaceNew.getAugmentation(ParentRefs.class);
 117         if (parentRefs == null) {
 118             LOG.error("Attempt to add Vlan Trunk-Member {} without a parent interface", interfaceNew);
 119             return;
 120         }
 121
 122         String lowerLayerIf = parentRefs.getParentInterface();
 123         if (lowerLayerIf.equals(interfaceNew.getName())) {
 124             LOG.error("Attempt to add Vlan Trunk-Member {} with same parent interface name.", interfaceNew);
 125             return;
 126         }
 127
 128         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 129         RendererConfigAddWorker configWorker = new RendererConfigAddWorker(key, interfaceNew, parentRefs, ifL2vlan);
 130         coordinator.enqueueJob(lowerLayerIf, configWorker);
 131     }
 132
 133     @Override
 134     protected VlanMemberConfigListener getDataTreeChangeListener() {
 135         return VlanMemberConfigListener.this;
 136     }
 137
 138     private class RendererConfigAddWorker implements Callable<List<ListenableFuture<Void>>> {
 139         InstanceIdentifier<Interface> key;
 140         Interface interfaceNew;
 141         IfL2vlan ifL2vlan;
 142         ParentRefs parentRefs;
 143
 144         public RendererConfigAddWorker(InstanceIdentifier<Interface> key, Interface interfaceNew,
 145                                        ParentRefs parentRefs, IfL2vlan ifL2vlan) {
 146             this.key = key;
 147             this.interfaceNew = interfaceNew;
 148             this.ifL2vlan = ifL2vlan;
 149             this.parentRefs = parentRefs;
 150         }
 151
 152         @Override
 153         public List<ListenableFuture<Void>> call() throws Exception {
 154             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 155             // to call the respective helpers.
 156             return OvsVlanMemberConfigAddHelper.addConfiguration(dataBroker, parentRefs, interfaceNew,
 157                     ifL2vlan, idManager);
 158         }
 159     }
 160
 161     private class RendererConfigUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
 162         InstanceIdentifier<Interface> key;
 163         Interface interfaceNew;
 164         Interface interfaceOld;
 165         IfL2vlan ifL2vlanNew;
 166         ParentRefs parentRefsNew;
 167
 168         public RendererConfigUpdateWorker(InstanceIdentifier<Interface> key, Interface interfaceNew,
 169                                        Interface interfaceOld, ParentRefs parentRefsNew, IfL2vlan ifL2vlanNew) {
 170             this.key = key;
 171             this.interfaceNew = interfaceNew;
 172             this.interfaceOld = interfaceOld;
 173             this.ifL2vlanNew = ifL2vlanNew;
 174             this.parentRefsNew = parentRefsNew;
 175         }
 176
 177         @Override
 178         public List<ListenableFuture<Void>> call() throws Exception {
 179             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 180             // to call the respective helpers.
 181             return OvsVlanMemberConfigUpdateHelper.updateConfiguration(dataBroker, parentRefsNew, interfaceOld,
 182                     ifL2vlanNew, interfaceNew, idManager);
 183         }
 184     }
 185
 186     private class RendererConfigRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 187         InstanceIdentifier<Interface> key;
 188         Interface interfaceOld;
 189         IfL2vlan ifL2vlan;
 190         ParentRefs parentRefs;
 191
 192         public RendererConfigRemoveWorker(InstanceIdentifier<Interface> key, Interface interfaceOld,
 193                                           ParentRefs parentRefs, IfL2vlan ifL2vlan) {
 194             this.key = key;
 195             this.interfaceOld = interfaceOld;
 196             this.ifL2vlan = ifL2vlan;
 197             this.parentRefs = parentRefs;
 198         }
 199
 200         @Override
 201         public List<ListenableFuture<Void>> call() throws Exception {
 202             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 203             // to call the respective helpers.
 204             return OvsVlanMemberConfigRemoveHelper.removeConfiguration(dataBroker, parentRefs, interfaceOld,
 205                     ifL2vlan, idManager);
 206         }
 207     }
 208 }