netconf/callhome-protocol/src/main/java/org/opendaylight/netconf/callhome/protocol/NetconfCallHomeServerBuilder.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.protocol;
  10
  11 import com.google.common.base.Optional;
  12 import io.netty.channel.EventLoopGroup;
  13 import io.netty.channel.local.LocalEventLoopGroup;
  14 import io.netty.util.HashedWheelTimer;
  15 import java.net.InetSocketAddress;
  16 import java.util.concurrent.TimeUnit;
  17 import org.apache.sshd.SshClient;
  18 import org.opendaylight.netconf.api.messages.NetconfHelloMessageAdditionalHeader;
  19 import org.opendaylight.netconf.callhome.protocol.CallHomeSessionContext.Factory;
  20 import org.opendaylight.netconf.client.NetconfClientSessionNegotiatorFactory;
  21 import org.opendaylight.yangtools.concepts.Builder;
  22
  23 public class NetconfCallHomeServerBuilder implements Builder<NetconfCallHomeServer> {
  24
  25     private static final long DEFAULT_SESSION_TIMEOUT_MILLIS = TimeUnit.SECONDS.toMillis(5);
  26     private static final int DEFAULT_CALL_HOME_PORT = 6666;
  27
  28     private SshClient sshClient;
  29     private EventLoopGroup nettyGroup;
  30     private NetconfClientSessionNegotiatorFactory negotiationFactory;
  31     private InetSocketAddress bindAddress;
  32
  33     private final CallHomeAuthorizationProvider authProvider;
  34     private final CallHomeNetconfSubsystemListener subsystemListener;
  35     private final StatusRecorder recorder;
  36
  37     public NetconfCallHomeServerBuilder(CallHomeAuthorizationProvider authProvider,
  38                                         CallHomeNetconfSubsystemListener subsystemListener, StatusRecorder recorder) {
  39         this.authProvider = authProvider;
  40         this.subsystemListener = subsystemListener;
  41         this.recorder = recorder;
  42     }
  43
  44     @Override
  45     public NetconfCallHomeServer build() {
  46         Factory factory =
  47                 new CallHomeSessionContext.Factory(nettyGroup(), negotiatorFactory(), subsystemListener());
  48         return new NetconfCallHomeServer(sshClient(), authProvider(), factory, bindAddress(), this.recorder);
  49     }
  50
  51     public SshClient getSshClient() {
  52         return sshClient;
  53     }
  54
  55     public void setSshClient(SshClient sshClient) {
  56         this.sshClient = sshClient;
  57     }
  58
  59     public EventLoopGroup getNettyGroup() {
  60         return nettyGroup;
  61     }
  62
  63     public void setNettyGroup(EventLoopGroup nettyGroup) {
  64         this.nettyGroup = nettyGroup;
  65     }
  66
  67     public NetconfClientSessionNegotiatorFactory getNegotiationFactory() {
  68         return negotiationFactory;
  69     }
  70
  71     public void setNegotiationFactory(NetconfClientSessionNegotiatorFactory negotiationFactory) {
  72         this.negotiationFactory = negotiationFactory;
  73     }
  74
  75     public InetSocketAddress getBindAddress() {
  76         return bindAddress;
  77     }
  78
  79     public void setBindAddress(InetSocketAddress bindAddress) {
  80         this.bindAddress = bindAddress;
  81     }
  82
  83     public CallHomeAuthorizationProvider getAuthProvider() {
  84         return authProvider;
  85     }
  86
  87     private InetSocketAddress bindAddress() {
  88         return bindAddress != null ? bindAddress : defaultBindAddress();
  89     }
  90
  91     private EventLoopGroup nettyGroup() {
  92         return nettyGroup != null ? nettyGroup : defaultNettyGroup();
  93     }
  94
  95     private NetconfClientSessionNegotiatorFactory negotiatorFactory() {
  96         return negotiationFactory != null ? negotiationFactory : defaultNegotiationFactory();
  97     }
  98
  99     private CallHomeNetconfSubsystemListener subsystemListener() {
 100         return subsystemListener;
 101     }
 102
 103     private CallHomeAuthorizationProvider authProvider() {
 104         return authProvider;
 105     }
 106
 107     private SshClient sshClient() {
 108         return sshClient != null ? sshClient : defaultSshClient();
 109     }
 110
 111     private SshClient defaultSshClient() {
 112         return SshClient.setUpDefaultClient();
 113     }
 114
 115     private NetconfClientSessionNegotiatorFactory defaultNegotiationFactory() {
 116         return new NetconfClientSessionNegotiatorFactory(new HashedWheelTimer(),
 117                 Optional.<NetconfHelloMessageAdditionalHeader>absent(), DEFAULT_SESSION_TIMEOUT_MILLIS);
 118     }
 119
 120     private EventLoopGroup defaultNettyGroup() {
 121         return new LocalEventLoopGroup();
 122     }
 123
 124     private InetSocketAddress defaultBindAddress() {
 125         return new InetSocketAddress(DEFAULT_CALL_HOME_PORT);
 126     }
 127 }