2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.openflowplugin.impl.rpc;
10 import com.google.common.annotations.VisibleForTesting;
11 import com.google.common.base.Preconditions;
12 import com.google.common.base.Verify;
13 import com.google.common.collect.Iterators;
14 import java.util.Iterator;
15 import java.util.concurrent.ConcurrentHashMap;
16 import java.util.concurrent.ConcurrentMap;
17 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
18 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
19 import org.opendaylight.openflowplugin.api.openflow.OFPContext;
20 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
21 import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
22 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceInitializationPhaseHandler;
23 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceTerminationPhaseHandler;
24 import org.opendaylight.openflowplugin.api.openflow.lifecycle.LifecycleService;
25 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcContext;
26 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcManager;
27 import org.opendaylight.openflowplugin.extension.api.core.extension.ExtensionConverterProvider;
28 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 public class RpcManagerImpl implements RpcManager {
34 private static final Logger LOG = LoggerFactory.getLogger(RpcManagerImpl.class);
35 private final RpcProviderRegistry rpcProviderRegistry;
36 private DeviceInitializationPhaseHandler deviceInitPhaseHandler;
37 private DeviceTerminationPhaseHandler deviceTerminPhaseHandler;
38 private final int maxRequestsQuota;
39 private final ConcurrentMap<DeviceInfo, RpcContext> contexts = new ConcurrentHashMap<>();
40 private boolean isStatisticsRpcEnabled;
41 private final ExtensionConverterProvider extensionConverterProvider;
42 private final ConvertorExecutor convertorExecutor;
43 private final NotificationPublishService notificationPublishService;
46 public RpcManagerImpl(
47 final RpcProviderRegistry rpcProviderRegistry,
49 final ExtensionConverterProvider extensionConverterProvider,
50 final ConvertorExecutor convertorExecutor,
51 final NotificationPublishService notificationPublishService) {
52 this.rpcProviderRegistry = rpcProviderRegistry;
53 maxRequestsQuota = quotaValue;
54 this.extensionConverterProvider = extensionConverterProvider;
55 this.convertorExecutor = convertorExecutor;
56 this.notificationPublishService = notificationPublishService;
60 public void setDeviceInitializationPhaseHandler(final DeviceInitializationPhaseHandler handler) {
61 deviceInitPhaseHandler = handler;
65 public void onDeviceContextLevelUp(final DeviceInfo deviceInfo, final LifecycleService lifecycleService) throws Exception {
67 final DeviceContext deviceContext = Preconditions.checkNotNull(lifecycleService.getDeviceContext());
69 final RpcContext rpcContext = new RpcContextImpl(
72 deviceContext.getMessageSpy(),
74 deviceInfo.getNodeInstanceIdentifier(),
76 extensionConverterProvider,
78 notificationPublishService);
80 Verify.verify(contexts.putIfAbsent(deviceInfo, rpcContext) == null, "RpcCtx still not closed for node {}", deviceInfo.getNodeId());
81 lifecycleService.setRpcContext(rpcContext);
82 rpcContext.setStatisticsRpcEnabled(isStatisticsRpcEnabled);
84 // finish device initialization cycle back to DeviceManager
85 deviceInitPhaseHandler.onDeviceContextLevelUp(deviceInfo, lifecycleService);
90 for (final Iterator<RpcContext> iterator = Iterators.consumingIterator(contexts.values().iterator());
91 iterator.hasNext();) {
92 iterator.next().close();
97 public void onDeviceContextLevelDown(final DeviceInfo deviceInfo) {
98 final RpcContext removedContext = contexts.remove(deviceInfo);
99 if (removedContext != null) {
100 LOG.info("Unregister RPCs services for device context closure");
101 removedContext.close();
103 deviceTerminPhaseHandler.onDeviceContextLevelDown(deviceInfo);
107 public void setDeviceTerminationPhaseHandler(final DeviceTerminationPhaseHandler handler) {
108 this.deviceTerminPhaseHandler = handler;
112 * This method is only for testing
115 void addRecordToContexts(DeviceInfo deviceInfo, RpcContext rpcContexts) {
116 if(!contexts.containsKey(deviceInfo)) {
117 this.contexts.put(deviceInfo,rpcContexts);
122 public <T extends OFPContext> T gainContext(DeviceInfo deviceInfo) {
123 return (T) contexts.get(deviceInfo);
128 public void setStatisticsRpcEnabled(boolean statisticsRpcEnabled) {
129 isStatisticsRpcEnabled = statisticsRpcEnabled;