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.base.Verify;
11 import java.util.concurrent.ConcurrentHashMap;
12 import java.util.concurrent.ConcurrentMap;
13 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
14 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
15 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
16 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceInitializationPhaseHandler;
17 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcContext;
18 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcManager;
19 import org.opendaylight.openflowplugin.impl.util.MdSalRegistratorUtils;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.role.service.rev150727.OfpRole;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
25 public class RpcManagerImpl implements RpcManager {
27 private static final Logger LOG = LoggerFactory.getLogger(RpcManagerImpl.class);
28 private final RpcProviderRegistry rpcProviderRegistry;
29 private DeviceInitializationPhaseHandler deviceInitPhaseHandler;
30 private final int maxRequestsQuota;
31 private final ConcurrentMap<DeviceContext, RpcContext> contexts = new ConcurrentHashMap<>();
32 private boolean isStatisticsRpcEnabled;
33 private NotificationPublishService notificationPublishService;
35 public RpcManagerImpl(final RpcProviderRegistry rpcProviderRegistry,
36 final int quotaValue) {
37 this.rpcProviderRegistry = rpcProviderRegistry;
38 maxRequestsQuota = quotaValue;
42 public void setDeviceInitializationPhaseHandler(final DeviceInitializationPhaseHandler handler) {
43 deviceInitPhaseHandler = handler;
47 public void onDeviceContextLevelUp(final DeviceContext deviceContext) throws Exception {
48 final NodeId nodeId = deviceContext.getDeviceState().getNodeId();
49 final OfpRole ofpRole = deviceContext.getDeviceState().getRole();
51 LOG.debug("Node:{}, deviceContext.getDeviceState().getRole():{}", nodeId, ofpRole);
52 final RpcContext rpcContext = new RpcContextImpl(deviceContext.getMessageSpy(), rpcProviderRegistry,
53 deviceContext, maxRequestsQuota, isStatisticsRpcEnabled, notificationPublishService);
55 Verify.verify(contexts.putIfAbsent(deviceContext, rpcContext) == null, "RpcCtx still not closed for node {}", nodeId);
56 deviceContext.addDeviceContextClosedHandler(this);
58 //FIXME : propagate isStatisticsRpcEnabled to DeviceContext
60 if (OfpRole.BECOMEMASTER.equals(ofpRole)) {
61 LOG.info("Registering Openflow RPCs for node:{}, role:{}", nodeId, ofpRole);
62 MdSalRegistratorUtils.registerMasterServices(rpcContext, deviceContext, ofpRole);
64 } else if(OfpRole.BECOMESLAVE.equals(ofpRole)) {
65 // if slave, we need to de-register rpcs if any have been registered, in case of master to slave
66 LOG.info("Unregistering RPC registration (if any) for slave role for node:{}", deviceContext.getDeviceState().getNodeId());
67 MdSalRegistratorUtils.registerSlaveServices(rpcContext, ofpRole);
69 // if we don't know role, we need to unregister rpcs if any have been registered
70 LOG.info("Unregistering RPC registration (if any) for slave role for node:{}", deviceContext.getDeviceState().getNodeId());
71 MdSalRegistratorUtils.unregisterServices(rpcContext);
74 // finish device initialization cycle back to DeviceManager
75 deviceInitPhaseHandler.onDeviceContextLevelUp(deviceContext);
79 public void close() throws Exception {
80 for(final RpcContext ctx : contexts.values()) {
88 public void onDeviceContextClosed(final DeviceContext deviceContext) {
89 final RpcContext removedContext = contexts.remove(deviceContext);
90 if (removedContext != null) {
91 LOG.info("Unregistering rpcs for device context closure");
92 removedContext.close();
96 public void setStatisticsRpcEnabled(final boolean isStatisticsRpcEnabled) {
97 this.isStatisticsRpcEnabled = isStatisticsRpcEnabled;
101 public void setNotificationPublishService(final NotificationPublishService notificationPublishService) {
102 this.notificationPublishService = notificationPublishService;