netconf/callhome-provider/src/main/java/org/opendaylight/netconf/callhome/mount/CallHomeMountSessionContext.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communication Systems 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.netconf.callhome.mount;
  10
  11 import com.google.common.base.Preconditions;
  12 import io.netty.util.concurrent.Promise;
  13 import java.net.InetSocketAddress;
  14 import java.security.PublicKey;
  15 import org.opendaylight.netconf.api.NetconfMessage;
  16 import org.opendaylight.netconf.api.NetconfTerminationReason;
  17 import org.opendaylight.netconf.callhome.protocol.CallHomeChannelActivator;
  18 import org.opendaylight.netconf.callhome.protocol.CallHomeProtocolSessionContext;
  19 import org.opendaylight.netconf.client.NetconfClientSession;
  20 import org.opendaylight.netconf.client.NetconfClientSessionListener;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Host;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.LoginPasswordBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  28
  29 class CallHomeMountSessionContext {
  30
  31     public interface CloseCallback {
  32         void onClosed(CallHomeMountSessionContext deviceContext);
  33     }
  34
  35     private final NodeId nodeId;
  36     private final CallHomeChannelActivator activator;
  37     private final CallHomeProtocolSessionContext protocol;
  38     private final CloseCallback onClose;
  39     // FIXME: Remove this
  40     private final ContextKey key;
  41
  42     CallHomeMountSessionContext(String nodeId, CallHomeProtocolSessionContext protocol,
  43                                 CallHomeChannelActivator activator, CloseCallback callback) {
  44
  45         this.nodeId = new NodeId(Preconditions.checkNotNull(nodeId, "nodeId"));
  46         this.key = ContextKey.from(protocol.getRemoteAddress());
  47         this.protocol = Preconditions.checkNotNull(protocol, "protocol");
  48         this.activator = Preconditions.checkNotNull(activator, "activator");
  49         this.onClose = Preconditions.checkNotNull(callback, "callback");
  50     }
  51
  52     NodeId getId() {
  53         return nodeId;
  54     }
  55
  56     public ContextKey getContextKey() {
  57         return key;
  58     }
  59
  60     Node getConfigNode() {
  61         NodeBuilder builder = new NodeBuilder();
  62         return builder.setNodeId(getId()).addAugmentation(NetconfNode.class, configNetconfNode()).build();
  63     }
  64
  65     private NetconfNode configNetconfNode() {
  66         NetconfNodeBuilder node = new NetconfNodeBuilder();
  67         node.setHost(new Host(key.getIpAddress()));
  68         node.setPort(key.getPort());
  69         node.setTcpOnly(Boolean.FALSE);
  70         node.setCredentials(new LoginPasswordBuilder().setUsername("ommited").setPassword("ommited").build());
  71         node.setSchemaless(Boolean.FALSE);
  72         return node.build();
  73     }
  74
  75     @SuppressWarnings("unchecked")
  76     <V> Promise<V> activateNetconfChannel(NetconfClientSessionListener sessionListener) {
  77         return (Promise<V>) activator.activate(wrap(sessionListener));
  78     }
  79
  80     @SuppressWarnings("deprecation")
  81     private NetconfClientSessionListener wrap(final NetconfClientSessionListener delegate) {
  82         return new NetconfClientSessionListener() {
  83             @Override
  84             public void onSessionUp(NetconfClientSession session) {
  85                 delegate.onSessionUp(session);
  86             }
  87
  88             @Override
  89             public void onSessionTerminated(NetconfClientSession session, NetconfTerminationReason reason) {
  90                 try {
  91                     delegate.onSessionTerminated(session, reason);
  92                 } finally {
  93                     removeSelf();
  94                 }
  95             }
  96
  97             @Override
  98             public void onSessionDown(NetconfClientSession session, Exception e) {
  99                 try {
 100                     removeSelf();
 101                 } finally {
 102                     delegate.onSessionDown(session, e);
 103                 }
 104             }
 105
 106             @Override
 107             public void onMessage(NetconfClientSession session, NetconfMessage message) {
 108                 delegate.onMessage(session, message);
 109             }
 110         };
 111     }
 112
 113     private void removeSelf() {
 114         onClose.onClosed(this);
 115     }
 116
 117     InetSocketAddress getRemoteAddress() {
 118         return protocol.getRemoteAddress();
 119     }
 120
 121     PublicKey getRemoteServerKey() {
 122         return protocol.getRemoteServerKey();
 123     }
 124 }