opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/config/yang/md/sal/connector/netconf/NetconfConnectorModule.java

   1 /*
   2  * Copyright (c) 2014 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 package org.opendaylight.controller.config.yang.md.sal.connector.netconf;
   9
  10 import io.netty.channel.EventLoopGroup;
  11 import io.netty.util.concurrent.GlobalEventExecutor;
  12
  13 import java.io.File;
  14 import java.io.InputStream;
  15 import java.net.InetAddress;
  16 import java.net.InetSocketAddress;
  17 import java.util.concurrent.ExecutorService;
  18 import java.util.concurrent.Executors;
  19
  20 import javax.net.ssl.SSLContext;
  21
  22 import org.opendaylight.controller.netconf.client.NetconfClientDispatcher;
  23 import org.opendaylight.controller.netconf.client.NetconfSshClientDispatcher;
  24 import org.opendaylight.controller.netconf.util.handler.ssh.authentication.AuthenticationHandler;
  25 import org.opendaylight.controller.netconf.util.handler.ssh.authentication.LoginPassword;
  26 import org.opendaylight.controller.sal.connect.netconf.NetconfDevice;
  27 import org.opendaylight.protocol.framework.ReconnectStrategy;
  28 import org.opendaylight.protocol.framework.TimedReconnectStrategy;
  29 import org.opendaylight.yangtools.yang.model.util.repo.AbstractCachingSchemaSourceProvider;
  30 import org.opendaylight.yangtools.yang.model.util.repo.FilesystemSchemaCachingProvider;
  31 import org.opendaylight.yangtools.yang.model.util.repo.SchemaSourceProvider;
  32 import org.opendaylight.yangtools.yang.model.util.repo.SchemaSourceProviders;
  33 import org.osgi.framework.BundleContext;
  34
  35 import static com.google.common.base.Preconditions.*;
  36
  37 import com.google.common.base.Optional;
  38 import com.google.common.net.InetAddresses;
  39
  40 /**
  41 *
  42 */
  43 public final class NetconfConnectorModule extends org.opendaylight.controller.config.yang.md.sal.connector.netconf.AbstractNetconfConnectorModule
  44 {
  45
  46     private static ExecutorService GLOBAL_PROCESSING_EXECUTOR = null;
  47     private static AbstractCachingSchemaSourceProvider<String, InputStream> GLOBAL_NETCONF_SOURCE_PROVIDER = null;
  48     private BundleContext bundleContext;
  49
  50     public NetconfConnectorModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier, org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
  51         super(identifier, dependencyResolver);
  52     }
  53
  54     public NetconfConnectorModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier, org.opendaylight.controller.config.api.DependencyResolver dependencyResolver, NetconfConnectorModule oldModule, java.lang.AutoCloseable oldInstance) {
  55         super(identifier, dependencyResolver, oldModule, oldInstance);
  56     }
  57
  58     @Override
  59     public void validate(){
  60         super.validate();
  61         checkState(getAddress() != null,"Address must be set.");
  62         //checkState(getAddress().getIpv4Address() != null || getAddress().getIpv6Address() != null,"Address must be set.");
  63         checkState(getPort() != null,"Port must be set.");
  64         checkState(getDomRegistry() != null,"Dom Registry must be provided.");
  65     }
  66
  67
  68     @Override
  69     public java.lang.AutoCloseable createInstance() {
  70
  71         getDomRegistryDependency();
  72         NetconfDevice device = new NetconfDevice(getIdentifier().getInstanceName());
  73         String addressValue = getAddress();
  74
  75
  76         int attemptMsTimeout = 60*1000;
  77         int connectionAttempts = 5;
  78         /*
  79          * Uncomment after Switch to IP Address
  80         if(getAddress().getIpv4Address() != null) {
  81             addressValue = getAddress().getIpv4Address().getValue();
  82         } else {
  83             addressValue = getAddress().getIpv6Address().getValue();
  84         }
  85         */
  86         ReconnectStrategy strategy = new TimedReconnectStrategy(GlobalEventExecutor.INSTANCE, attemptMsTimeout, 1000, 1.0, null,
  87                 Long.valueOf(connectionAttempts), null);
  88
  89         device.setReconnectStrategy(strategy);
  90
  91         InetAddress addr = InetAddresses.forString(addressValue);
  92         InetSocketAddress socketAddress = new InetSocketAddress(addr , getPort().intValue());
  93
  94
  95         device.setProcessingExecutor(getGlobalProcessingExecutor());
  96
  97         device.setSocketAddress(socketAddress);
  98         device.setEventExecutor(getEventExecutorDependency());
  99         device.setDispatcher(createDispatcher());
 100         device.setSchemaSourceProvider(getGlobalNetconfSchemaProvider(bundleContext));
 101
 102         getDomRegistryDependency().registerProvider(device, bundleContext);
 103         device.start();
 104         return device;
 105     }
 106
 107     private ExecutorService getGlobalProcessingExecutor() {
 108         if(GLOBAL_PROCESSING_EXECUTOR == null) {
 109
 110             GLOBAL_PROCESSING_EXECUTOR = Executors.newCachedThreadPool();
 111
 112         }
 113         return GLOBAL_PROCESSING_EXECUTOR;
 114     }
 115
 116     private synchronized AbstractCachingSchemaSourceProvider<String, InputStream> getGlobalNetconfSchemaProvider(BundleContext bundleContext) {
 117         if(GLOBAL_NETCONF_SOURCE_PROVIDER == null) {
 118             String storageFile = "cache/schema";
 119 //            File directory = bundleContext.getDataFile(storageFile);
 120             File directory = new File("cache/schema");
 121             SchemaSourceProvider<String> defaultProvider = SchemaSourceProviders.noopProvider();
 122             GLOBAL_NETCONF_SOURCE_PROVIDER = FilesystemSchemaCachingProvider.createFromStringSourceProvider(defaultProvider, directory);
 123         }
 124         return GLOBAL_NETCONF_SOURCE_PROVIDER;
 125     }
 126
 127     private NetconfClientDispatcher createDispatcher() {
 128         EventLoopGroup bossGroup = getBossThreadGroupDependency();
 129         EventLoopGroup workerGroup = getWorkerThreadGroupDependency();
 130         if(getTcpOnly()) {
 131             return new NetconfClientDispatcher( bossGroup, workerGroup);
 132         } else {
 133             AuthenticationHandler authHandler = new LoginPassword(getUsername(),getPassword());
 134             return new NetconfSshClientDispatcher(authHandler , bossGroup, workerGroup);
 135         }
 136     }
 137
 138     public void setBundleContext(BundleContext bundleContext) {
 139         this.bundleContext = bundleContext;
 140     }
 141 }