Decouple config and netconf subsystems.

[controller.git] / opendaylight / netconf / sal-netconf-connector / src / main / java / org / opendaylight / controller / sal / connect / netconf / sal / NetconfDeviceSalFacade.java

diff --git a/opendaylight/netconf/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/NetconfDeviceSalFacade.java b/opendaylight/netconf/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/NetconfDeviceSalFacade.java
new file mode 100644 (file)
index 0000000..96b0d43
--- /dev/null
+++ b/opendaylight/netconf/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/NetconfDeviceSalFacade.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.sal.connect.netconf.sal;
+
+import com.google.common.collect.Lists;
+import java.util.List;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.api.DOMNotification;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
+import org.opendaylight.controller.sal.connect.api.RemoteDeviceHandler;
+import org.opendaylight.controller.sal.connect.netconf.listener.NetconfDeviceCapabilities;
+import org.opendaylight.controller.sal.connect.netconf.listener.NetconfSessionPreferences;
+import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
+import org.opendaylight.controller.sal.core.api.Broker;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public final class NetconfDeviceSalFacade implements AutoCloseable, RemoteDeviceHandler<NetconfSessionPreferences> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(NetconfDeviceSalFacade.class);
+
+    private final RemoteDeviceId id;
+    private final NetconfDeviceSalProvider salProvider;
+    private final long defaultRequestTimeoutMillis;
+
+    private final List<AutoCloseable> salRegistrations = Lists.newArrayList();
+
+    public NetconfDeviceSalFacade(final RemoteDeviceId id, final Broker domBroker, final BindingAwareBroker bindingBroker, long defaultRequestTimeoutMillis) {
+        this.id = id;
+        this.salProvider = new NetconfDeviceSalProvider(id);
+        this.defaultRequestTimeoutMillis = defaultRequestTimeoutMillis;
+        registerToSal(domBroker, bindingBroker);
+    }
+
+    public void registerToSal(final Broker domRegistryDependency, final BindingAwareBroker bindingBroker) {
+        domRegistryDependency.registerProvider(salProvider);
+        bindingBroker.registerProvider(salProvider);
+    }
+
+    @Override
+    public synchronized void onNotification(final DOMNotification domNotification) {
+        salProvider.getMountInstance().publish(domNotification);
+    }
+
+    @Override
+    public synchronized void onDeviceConnected(final SchemaContext schemaContext,
+                                               final NetconfSessionPreferences netconfSessionPreferences, final DOMRpcService deviceRpc) {
+
+        final DOMDataBroker domBroker = new NetconfDeviceDataBroker(id, schemaContext, deviceRpc, netconfSessionPreferences, defaultRequestTimeoutMillis);
+
+        final NetconfDeviceNotificationService notificationService = new NetconfDeviceNotificationService();
+
+        salProvider.getMountInstance().onTopologyDeviceConnected(schemaContext, domBroker, deviceRpc, notificationService);
+        salProvider.getTopologyDatastoreAdapter().updateDeviceData(true, netconfSessionPreferences.getNetconfDeviceCapabilities());
+    }
+
+    @Override
+    public synchronized void onDeviceDisconnected() {
+        salProvider.getTopologyDatastoreAdapter().updateDeviceData(false,
+                new NetconfDeviceCapabilities());
+        salProvider.getMountInstance().onTopologyDeviceDisconnected();
+    }
+
+    @Override
+    public synchronized void onDeviceFailed(final Throwable throwable) {
+        salProvider.getTopologyDatastoreAdapter().setDeviceAsFailed(throwable);
+        salProvider.getMountInstance().onTopologyDeviceDisconnected();
+    }
+
+    @Override
+    public synchronized void close() {
+        for (final AutoCloseable reg : Lists.reverse(salRegistrations)) {
+            closeGracefully(reg);
+        }
+        closeGracefully(salProvider);
+    }
+
+    private void closeGracefully(final AutoCloseable resource) {
+        if (resource != null) {
+            try {
+                resource.close();
+            } catch (final Exception e) {
+                LOG.warn("{}: Ignoring exception while closing {}", id,
+                        resource, e);
+            }
+        }
+    }
+
+}