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.alivenessmonitor.rev150629.AlivenessMonitorService;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 import java.util.List;
  29 import java.util.concurrent.Callable;
  30
  31 public class VlanMemberConfigListener extends AsyncDataTreeChangeListenerBase<Interface, VlanMemberConfigListener> {
  32     private static final Logger LOG = LoggerFactory.getLogger(VlanMemberConfigListener.class);
  33     private DataBroker dataBroker;
  34     private IdManagerService idManager;
  35     private AlivenessMonitorService alivenessMonitorService;
  36
  37     public VlanMemberConfigListener(final DataBroker dataBroker, final IdManagerService idManager,
  38                                     final AlivenessMonitorService alivenessMonitorService) {
  39         super(Interface.class, VlanMemberConfigListener.class);
  40         this.dataBroker = dataBroker;
  41         this.idManager = idManager;
  42         this.alivenessMonitorService = alivenessMonitorService;
  43     }
  44
  45     @Override
  46     protected InstanceIdentifier<Interface> getWildCardPath() {
  47         return InstanceIdentifier.create(Interfaces.class).child(Interface.class);
  48     }
  49
  50     @Override
  51     protected void remove(InstanceIdentifier<Interface> key, Interface interfaceOld) {
  52         IfL2vlan ifL2vlan = interfaceOld.getAugmentation(IfL2vlan.class);
  53         if (ifL2vlan == null) {
  54             return;
  55         }
  56
  57         if (ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
  58             return;
  59         }
  60
  61         ParentRefs parentRefs = interfaceOld.getAugmentation(ParentRefs.class);
  62         if (parentRefs == null) {
  63             LOG.error("Attempt to remove Vlan Trunk-Member {} without a parent interface", interfaceOld);
  64             return;
  65         }
  66
  67         String lowerLayerIf = parentRefs.getParentInterface();
  68         if (lowerLayerIf.equals(interfaceOld.getName())) {
  69             LOG.error("Attempt to remove Vlan Trunk-Member {} with same parent interface name.", interfaceOld);
  70             return;
  71         }
  72
  73         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
  74         RendererConfigRemoveWorker removeWorker = new RendererConfigRemoveWorker(key, interfaceOld, parentRefs, ifL2vlan);
  75         coordinator.enqueueJob(lowerLayerIf, removeWorker);
  76     }
  77
  78     @Override
  79     protected void update(InstanceIdentifier<Interface> key, Interface interfaceOld, Interface interfaceNew) {
  80         IfL2vlan ifL2vlanNew = interfaceNew.getAugmentation(IfL2vlan.class);
  81         if (ifL2vlanNew == null) {
  82             return;
  83         }
  84         if (ifL2vlanNew.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
  85             LOG.error("Configuration Error. Attempt to modify Vlan Mode of interface: {} " +
  86                     "to interface: {}", interfaceOld, interfaceNew);
  87             return;
  88         }
  89
  90         ParentRefs parentRefsNew = interfaceNew.getAugmentation(ParentRefs.class);
  91         if (parentRefsNew == null) {
  92             LOG.error("Configuration Error. Attempt to update Vlan Trunk-Member {} without a " +
  93                     "parent interface", interfaceNew);
  94             return;
  95         }
  96
  97         String lowerLayerIf = parentRefsNew.getParentInterface();
  98         if (lowerLayerIf.equals(interfaceNew.getName())) {
  99             LOG.error("Configuration Error. Attempt to update Vlan Trunk-Member {} with same parent " +
 100                     "interface name.", interfaceNew);
 101             return;
 102         }
 103
 104         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 105         RendererConfigUpdateWorker updateWorker = new RendererConfigUpdateWorker(key, interfaceNew, interfaceOld,
 106                 parentRefsNew, ifL2vlanNew);
 107         coordinator.enqueueJob(lowerLayerIf, updateWorker);
 108     }
 109
 110     @Override
 111     protected void add(InstanceIdentifier<Interface> key, Interface interfaceNew) {
 112         IfL2vlan ifL2vlan = interfaceNew.getAugmentation(IfL2vlan.class);
 113         if (ifL2vlan == null) {
 114             return;
 115         }
 116
 117         if (ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.TrunkMember) {
 118             return;
 119         }
 120
 121         ParentRefs parentRefs = interfaceNew.getAugmentation(ParentRefs.class);
 122         if (parentRefs == null) {
 123             LOG.error("Attempt to add Vlan Trunk-Member {} without a parent interface", interfaceNew);
 124             return;
 125         }
 126
 127         String lowerLayerIf = parentRefs.getParentInterface();
 128         if (lowerLayerIf.equals(interfaceNew.getName())) {
 129             LOG.error("Attempt to add Vlan Trunk-Member {} with same parent interface name.", interfaceNew);
 130             return;
 131         }
 132
 133         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 134         RendererConfigAddWorker configWorker = new RendererConfigAddWorker(key, interfaceNew, parentRefs, ifL2vlan);
 135         coordinator.enqueueJob(lowerLayerIf, configWorker);
 136     }
 137
 138     @Override
 139     protected VlanMemberConfigListener getDataTreeChangeListener() {
 140         return VlanMemberConfigListener.this;
 141     }
 142
 143     private class RendererConfigAddWorker implements Callable<List<ListenableFuture<Void>>> {
 144         InstanceIdentifier<Interface> key;
 145         Interface interfaceNew;
 146         IfL2vlan ifL2vlan;
 147         ParentRefs parentRefs;
 148
 149         public RendererConfigAddWorker(InstanceIdentifier<Interface> key, Interface interfaceNew,
 150                                        ParentRefs parentRefs, IfL2vlan ifL2vlan) {
 151             this.key = key;
 152             this.interfaceNew = interfaceNew;
 153             this.ifL2vlan = ifL2vlan;
 154             this.parentRefs = parentRefs;
 155         }
 156
 157         @Override
 158         public List<ListenableFuture<Void>> call() throws Exception {
 159             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 160             // to call the respective helpers.
 161             return OvsVlanMemberConfigAddHelper.addConfiguration(dataBroker, parentRefs, interfaceNew,
 162                     ifL2vlan, idManager);
 163         }
 164     }
 165
 166     private class RendererConfigUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
 167         InstanceIdentifier<Interface> key;
 168         Interface interfaceNew;
 169         Interface interfaceOld;
 170         IfL2vlan ifL2vlanNew;
 171         ParentRefs parentRefsNew;
 172
 173         public RendererConfigUpdateWorker(InstanceIdentifier<Interface> key, Interface interfaceNew,
 174                                        Interface interfaceOld, ParentRefs parentRefsNew, IfL2vlan ifL2vlanNew) {
 175             this.key = key;
 176             this.interfaceNew = interfaceNew;
 177             this.interfaceOld = interfaceOld;
 178             this.ifL2vlanNew = ifL2vlanNew;
 179             this.parentRefsNew = parentRefsNew;
 180         }
 181
 182         @Override
 183         public List<ListenableFuture<Void>> call() throws Exception {
 184             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 185             // to call the respective helpers.
 186             return OvsVlanMemberConfigUpdateHelper.updateConfiguration(dataBroker, alivenessMonitorService,
 187                     parentRefsNew, interfaceOld, ifL2vlanNew, interfaceNew, idManager);
 188         }
 189     }
 190
 191     private class RendererConfigRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 192         InstanceIdentifier<Interface> key;
 193         Interface interfaceOld;
 194         IfL2vlan ifL2vlan;
 195         ParentRefs parentRefs;
 196
 197         public RendererConfigRemoveWorker(InstanceIdentifier<Interface> key, Interface interfaceOld,
 198                                           ParentRefs parentRefs, IfL2vlan ifL2vlan) {
 199             this.key = key;
 200             this.interfaceOld = interfaceOld;
 201             this.ifL2vlan = ifL2vlan;
 202             this.parentRefs = parentRefs;
 203         }
 204
 205         @Override
 206         public List<ListenableFuture<Void>> call() throws Exception {
 207             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 208             // to call the respective helpers.
 209             return OvsVlanMemberConfigRemoveHelper.removeConfiguration(dataBroker, parentRefs, interfaceOld,
 210                     ifL2vlan, idManager);
 211         }
 212     }
 213 }