Bug 5596 Created lifecycle service

[openflowplugin.git] / openflowplugin-impl / src / main / java / org / opendaylight / openflowplugin / impl / rpc / RpcManagerImpl.java

diff --git a/openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/rpc/RpcManagerImpl.java b/openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/rpc/RpcManagerImpl.java
index ddb18a6d528b519fa24d20f525344052cc7f0d9b..a09a395c2a51d4195f4958508dcc15f456467fa9 100644 (file)
--- a/openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/rpc/RpcManagerImpl.java
+++ b/openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/rpc/RpcManagerImpl.java
@@ -7,20 +7,44 @@
  */
 package org.opendaylight.openflowplugin.impl.rpc;
 
-import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import com.google.common.base.Verify;
+import com.google.common.collect.Iterators;
+import java.util.Iterator;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import org.opendaylight.openflowplugin.api.openflow.OFPContext;
 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
+import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceInitializationPhaseHandler;
+import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceTerminationPhaseHandler;
+import org.opendaylight.openflowplugin.api.openflow.lifecycle.LifecycleConductor;
 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcContext;
 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcManager;
-import org.opendaylight.openflowplugin.impl.util.MdSalRegistratorUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class RpcManagerImpl implements RpcManager {
 
-    private final ProviderContext providerContext;
+    private static final Logger LOG = LoggerFactory.getLogger(RpcManagerImpl.class);
+    private final RpcProviderRegistry rpcProviderRegistry;
     private DeviceInitializationPhaseHandler deviceInitPhaseHandler;
+    private DeviceTerminationPhaseHandler deviceTerminPhaseHandler;
+    private final int maxRequestsQuota;
+    private final ConcurrentMap<DeviceInfo, RpcContext> contexts = new ConcurrentHashMap<>();
+    private boolean isStatisticsRpcEnabled;
 
-    public RpcManagerImpl(final ProviderContext providerContext) {
-        this.providerContext = providerContext;
+    private final LifecycleConductor conductor;
+
+    public RpcManagerImpl(
+            final RpcProviderRegistry rpcProviderRegistry,
+            final int quotaValue,
+            final LifecycleConductor lifecycleConductor) {
+        this.rpcProviderRegistry = rpcProviderRegistry;
+        maxRequestsQuota = quotaValue;
+        this.conductor = lifecycleConductor;
     }
 
     @Override
@@ -29,10 +53,67 @@ public class RpcManagerImpl implements RpcManager {
     }
 
     @Override
-    public void onDeviceContextLevelUp(final DeviceContext deviceContext) {
-        final RpcContext rpcContext = new RpcContextImpl(providerContext, deviceContext);
-        MdSalRegistratorUtils.registerServices(rpcContext, deviceContext);
+    public void onDeviceContextLevelUp(final DeviceInfo deviceInfo) throws Exception {
+
+        final DeviceContext deviceContext = Preconditions.checkNotNull(conductor.getDeviceContext(deviceInfo));
+
+        final RpcContext rpcContext = new RpcContextImpl(
+                deviceInfo,
+                rpcProviderRegistry,
+                deviceContext,
+                deviceContext.getMessageSpy(),
+                maxRequestsQuota,
+                deviceInfo.getNodeInstanceIdentifier());
+
+        Verify.verify(contexts.putIfAbsent(deviceInfo, rpcContext) == null, "RpcCtx still not closed for node {}", deviceInfo.getNodeId());
+
+        rpcContext.setStatisticsRpcEnabled(isStatisticsRpcEnabled);
+
         // finish device initialization cycle back to DeviceManager
-        deviceInitPhaseHandler.onDeviceContextLevelUp(deviceContext);
+        deviceInitPhaseHandler.onDeviceContextLevelUp(deviceInfo);
+    }
+
+    @Override
+    public void close() {
+        for (final Iterator<RpcContext> iterator = Iterators.consumingIterator(contexts.values().iterator());
+                iterator.hasNext();) {
+            iterator.next().close();
+        }
+    }
+
+    @Override
+    public void onDeviceContextLevelDown(final DeviceInfo deviceInfo) {
+        final RpcContext removedContext = contexts.remove(deviceInfo);
+        if (removedContext != null) {
+            LOG.info("Unregister RPCs services for device context closure");
+            removedContext.close();
+        }
+        deviceTerminPhaseHandler.onDeviceContextLevelDown(deviceInfo);
+    }
+
+    @Override
+    public void setDeviceTerminationPhaseHandler(final DeviceTerminationPhaseHandler handler) {
+        this.deviceTerminPhaseHandler = handler;
+    }
+
+    /**
+     * This method is only for testing
+     */
+    @VisibleForTesting
+    void addRecordToContexts(DeviceInfo deviceInfo, RpcContext rpcContexts) {
+        if(!contexts.containsKey(deviceInfo)) {
+            this.contexts.put(deviceInfo,rpcContexts);
+        }
+    }
+
+    @Override
+    public <T extends OFPContext> T gainContext(DeviceInfo deviceInfo) {
+        return (T) contexts.get(deviceInfo);
+    }
+
+
+    @Override
+    public void setStatisticsRpcEnabled(boolean statisticsRpcEnabled) {
+        isStatisticsRpcEnabled = statisticsRpcEnabled;
     }
 }