netconf/callhome-provider/src/main/java/org/opendaylight/netconf/callhome/mount/CallHomeMountSessionManager.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.collect.Multimap;
  12 import com.google.common.collect.MultimapBuilder;
  13 import java.net.InetSocketAddress;
  14 import java.net.SocketAddress;
  15 import java.security.PublicKey;
  16 import java.util.Collection;
  17 import java.util.concurrent.ConcurrentHashMap;
  18 import java.util.concurrent.ConcurrentMap;
  19 import javax.annotation.Nullable;
  20 import org.opendaylight.netconf.callhome.mount.CallHomeMountSessionContext.CloseCallback;
  21 import org.opendaylight.netconf.callhome.protocol.CallHomeChannelActivator;
  22 import org.opendaylight.netconf.callhome.protocol.CallHomeProtocolSessionContext;
  23
  24 public class CallHomeMountSessionManager implements CallHomeMountSessionContext.CloseCallback {
  25
  26     private final ConcurrentMap<SocketAddress, CallHomeMountSessionContext> contextByAddress =
  27         new ConcurrentHashMap<>();
  28     private final Multimap<PublicKey, CallHomeMountSessionContext> contextByPublicKey = MultimapBuilder.hashKeys()
  29         .hashSetValues().build();
  30
  31     @Nullable
  32     public CallHomeMountSessionContext getByAddress(InetSocketAddress remoteAddr) {
  33         return contextByAddress.get(remoteAddr);
  34     }
  35
  36     @Nullable
  37     public Collection<CallHomeMountSessionContext> getByPublicKey(PublicKey publicKey) {
  38         return contextByPublicKey.get(publicKey);
  39     }
  40
  41     CallHomeMountSessionContext createSession(CallHomeProtocolSessionContext session,
  42                                               CallHomeChannelActivator activator, final CloseCallback onCloseHandler) {
  43
  44         String name = session.getSessionName();
  45         CallHomeMountSessionContext deviceContext = new CallHomeMountSessionContext(name,
  46                 session, activator, devCtxt -> {
  47             CallHomeMountSessionManager.this.onClosed(devCtxt);
  48             onCloseHandler.onClosed(devCtxt);
  49         });
  50
  51         contextByAddress.put(deviceContext.getRemoteAddress(), deviceContext);
  52         contextByPublicKey.put(deviceContext.getRemoteServerKey(), deviceContext);
  53
  54         return deviceContext;
  55     }
  56
  57     @Override
  58     public synchronized void onClosed(CallHomeMountSessionContext deviceContext) {
  59         contextByAddress.remove(deviceContext.getRemoteAddress());
  60         contextByPublicKey.remove(deviceContext.getRemoteServerKey(), deviceContext);
  61     }
  62 }