renderers/vpp/src/main/java/org/opendaylight/controller/config/yang/config/vpp_provider/impl/VppRenderer.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. 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
   9 package org.opendaylight.controller.config.yang.config.vpp_provider.impl;
  10
  11 import java.util.List;
  12 import java.util.concurrent.ExecutorService;
  13 import java.util.concurrent.Executors;
  14
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.binding.api.MountPointService;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  20 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  21 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  22 import org.opendaylight.groupbasedpolicy.renderer.vpp.api.BridgeDomainManager;
  23 import org.opendaylight.groupbasedpolicy.renderer.vpp.adapter.VppRpcServiceImpl;
  24 import org.opendaylight.groupbasedpolicy.renderer.vpp.iface.InterfaceManager;
  25 import org.opendaylight.groupbasedpolicy.renderer.vpp.listener.RendererPolicyListener;
  26 import org.opendaylight.groupbasedpolicy.renderer.vpp.listener.VppEndpointListener;
  27 import org.opendaylight.groupbasedpolicy.renderer.vpp.listener.VppNodeListener;
  28 import org.opendaylight.groupbasedpolicy.renderer.vpp.manager.VppNodeManager;
  29 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.BridgeDomainManagerImpl;
  30 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.ForwardingManager;
  31 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.VppRendererPolicyManager;
  32 import org.opendaylight.groupbasedpolicy.renderer.vpp.sf.AllowAction;
  33 import org.opendaylight.groupbasedpolicy.renderer.vpp.sf.EtherTypeClassifier;
  34 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.MountedDataBrokerProvider;
  35 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.VppIidFactory;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.RendererName;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.Renderer;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.RendererBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.RendererKey;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.CapabilitiesBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererNodesBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.capabilities.SupportedActionDefinition;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.capabilities.SupportedActionDefinitionBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.capabilities.SupportedClassifierDefinition;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.capabilities.SupportedClassifierDefinitionBuilder;
  46 import org.slf4j.Logger;
  47 import org.slf4j.LoggerFactory;
  48
  49 import com.google.common.base.Preconditions;
  50 import com.google.common.collect.ImmutableList;
  51 import com.google.common.eventbus.EventBus;
  52 import com.google.common.util.concurrent.CheckedFuture;
  53 import com.google.common.util.concurrent.FutureCallback;
  54 import com.google.common.util.concurrent.Futures;
  55 import com.google.common.util.concurrent.ThreadFactoryBuilder;
  56
  57 public class VppRenderer implements AutoCloseable, BindingAwareProvider {
  58
  59     private static final Logger LOG = LoggerFactory.getLogger(VppRenderer.class);
  60
  61     public static final RendererName NAME = new RendererName("vpp-renderer");
  62     /**
  63      * Should be used for processing netconf responses so we do not consume netty thread.
  64      */
  65     private static final ExecutorService NETCONF_WORKER = Executors.newSingleThreadExecutor(
  66             new ThreadFactoryBuilder().setNameFormat("netconf-processing-worker-%d").setDaemon(true).build());
  67
  68     private final List<SupportedActionDefinition> actionDefinitions =
  69             ImmutableList.of(new SupportedActionDefinitionBuilder().setActionDefinitionId(new AllowAction().getId())
  70                 .setSupportedParameterValues(new AllowAction().getSupportedParameterValues())
  71                 .build());
  72     private final List<SupportedClassifierDefinition> classifierDefinitions = ImmutableList
  73         .of(new SupportedClassifierDefinitionBuilder().setClassifierDefinitionId(new EtherTypeClassifier(null).getId())
  74             .setSupportedParameterValues(new EtherTypeClassifier(null).getSupportedParameterValues())
  75             .build());
  76
  77     private final DataBroker dataBroker;
  78
  79     private VppNodeManager vppNodeManager;
  80     private InterfaceManager interfaceManager;
  81     private VppRendererPolicyManager vppRendererPolicyManager;
  82
  83     private VppNodeListener vppNodeListener;
  84     private VppEndpointListener vppEndpointListener;
  85     private RendererPolicyListener rendererPolicyListener;
  86     private VppRpcServiceImpl vppRpcServiceImpl;
  87
  88     public VppRenderer(DataBroker dataBroker, BindingAwareBroker bindingAwareBroker) {
  89         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  90         bindingAwareBroker.registerProvider(this);
  91     }
  92
  93     @Override
  94     public void close() throws Exception {
  95         LOG.info("Closing Vpp renderer");
  96         if (vppNodeListener != null) {
  97             vppNodeListener.close();
  98         }
  99         if (vppEndpointListener != null) {
 100             vppEndpointListener.close();
 101         }
 102         if (rendererPolicyListener != null) {
 103             rendererPolicyListener.close();
 104         }
 105         if (interfaceManager != null) {
 106             interfaceManager.close();
 107         }
 108         unregisterFromRendererManager();
 109     }
 110
 111     @Override
 112     public void onSessionInitiated(BindingAwareBroker.ProviderContext providerContext) {
 113         LOG.info("starting vpp renderer");
 114
 115         MountPointService mountService =
 116                 Preconditions.checkNotNull(providerContext.getSALService(MountPointService.class));
 117         MountedDataBrokerProvider mountDataProvider = new MountedDataBrokerProvider(mountService, dataBroker);
 118         vppNodeManager = new VppNodeManager(dataBroker, providerContext);
 119
 120         EventBus dtoEventBus = new EventBus((exception, context) -> LOG.error("Could not dispatch event: {} to {}",
 121                 context.getSubscriber(), context.getSubscriberMethod(), exception));
 122         interfaceManager = new InterfaceManager(mountDataProvider, dataBroker, NETCONF_WORKER);
 123         dtoEventBus.register(interfaceManager);
 124         BridgeDomainManager bdManager = new BridgeDomainManagerImpl(dataBroker);
 125         ForwardingManager fwManager = new ForwardingManager(interfaceManager, bdManager, dataBroker);
 126         vppRendererPolicyManager = new VppRendererPolicyManager(fwManager, dataBroker);
 127         dtoEventBus.register(vppRendererPolicyManager);
 128
 129         vppNodeListener = new VppNodeListener(dataBroker, vppNodeManager, dtoEventBus);
 130         vppEndpointListener = new VppEndpointListener(dataBroker, dtoEventBus);
 131         rendererPolicyListener = new RendererPolicyListener(dataBroker, dtoEventBus);
 132         vppRpcServiceImpl = new VppRpcServiceImpl(dataBroker, mountDataProvider, bdManager, interfaceManager);
 133         registerToRendererManager();
 134     }
 135
 136     private void registerToRendererManager() {
 137         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
 138
 139         Renderer renderer = new RendererBuilder().setName(VppRenderer.NAME)
 140             .setRendererNodes(new RendererNodesBuilder().build())
 141             .setCapabilities(new CapabilitiesBuilder().setSupportedActionDefinition(actionDefinitions)
 142                 .setSupportedClassifierDefinition(classifierDefinitions)
 143                 .build())
 144             .build();
 145
 146         writeTransaction.put(LogicalDatastoreType.OPERATIONAL, VppIidFactory.getRendererIID(renderer.getKey()),
 147                 renderer, true);
 148         CheckedFuture<Void, TransactionCommitFailedException> future = writeTransaction.submit();
 149         Futures.addCallback(future, new FutureCallback<Void>() {
 150
 151             @Override
 152             public void onFailure(Throwable throwable) {
 153                 LOG.error("Could not register renderer {}: {}", renderer, throwable);
 154             }
 155
 156             @Override
 157             public void onSuccess(Void result) {
 158                 LOG.debug("Renderer {} successfully registered.", renderer);
 159             }
 160         });
 161     }
 162
 163     private void unregisterFromRendererManager() {
 164         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
 165         writeTransaction.delete(LogicalDatastoreType.OPERATIONAL,
 166                 VppIidFactory.getRendererIID(new RendererKey(VppRenderer.NAME)));
 167
 168         CheckedFuture<Void, TransactionCommitFailedException> future = writeTransaction.submit();
 169         Futures.addCallback(future, new FutureCallback<Void>() {
 170
 171             @Override
 172             public void onFailure(Throwable throwable) {
 173                 LOG.error("Could not unregister renderer {}: {}", VppRenderer.NAME, throwable);
 174             }
 175
 176             @Override
 177             public void onSuccess(Void result) {
 178                 LOG.debug("Renderer {} successfully unregistered.", VppRenderer.NAME);
 179             }
 180         });
 181     }
 182
 183     VppRpcServiceImpl getVppRpcServiceImpl() {
 184         return vppRpcServiceImpl;
 185     }
 186 }