[ONOS-4990] NETCONF function for FUJITSU OLT #8

- Add a command to get all configuration from FJ OLT.
  e.g. volt-all <netconf: target>

Change-Id: I70b4cf8851ce1911569ca62e59ec40df48913d88

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.drivers.fujitsu;
+
+import org.onosproject.drivers.fujitsu.behaviour.VoltNeConfig;
+import org.onosproject.mastership.MastershipService;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.netconf.NetconfController;
+import org.slf4j.Logger;
+
+import java.io.IOException;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onosproject.drivers.fujitsu.FujitsuVoltXmlUtility.*;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Implementation to get all available data in vOLT
+ * through the Netconf protocol.
+ */
+public class FujitsuVoltNeConfig extends AbstractHandlerBehaviour
+        implements VoltNeConfig {
+
+    private final Logger log = getLogger(FujitsuVoltNeConfig.class);
+
+
+    @Override
+    public String getAll() {
+        DriverHandler handler = handler();
+        NetconfController controller = handler.get(NetconfController.class);
+        MastershipService mastershipService = handler.get(MastershipService.class);
+        DeviceId ncDeviceId = handler.data().deviceId();
+        checkNotNull(controller, "Netconf controller is null");
+        String reply = null;
+
+        if (!mastershipService.isLocalMaster(ncDeviceId)) {
+            log.warn("Not master for {} Use {} to execute command",
+                     ncDeviceId,
+                     mastershipService.getMasterFor(ncDeviceId));
+            return reply;
+        }
+
+        try {
+            StringBuilder request = new StringBuilder();
+            request.append(VOLT_NE_OPEN).append(VOLT_NE_NAMESPACE);
+            request.append(ANGLE_RIGHT).append(NEW_LINE);
+            request.append(VOLT_NE_CLOSE);
+
+            reply = controller.
+                    getDevicesMap().get(ncDeviceId).getSession().
+                    get(request.toString(), REPORT_ALL);
+        } catch (IOException e) {
+            log.error("Cannot communicate to device {} exception ", ncDeviceId, e);
+        }
+        return reply;
+    }
+
+}

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.drivers.fujitsu.behaviour;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.net.driver.HandlerBehaviour;
+
+/**
+ * Device behaviour to get all available data in vOLT.
+ */
+@Beta
+public interface VoltNeConfig extends HandlerBehaviour {
+
+    /**
+     * Obtain all available data in the device.
+     *
+     * @return response string
+     */
+    String getAll();
+
+}

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.drivers.fujitsu.cli;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.drivers.fujitsu.behaviour.VoltNeConfig;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.driver.DriverService;
+
+/**
+ * Gets all available data in vOLT.
+ */
+@Command(scope = "onos", name = "volt-all",
+        description = "Gets all available data in vOLT")
+public class VoltGetAllCommand extends AbstractShellCommand {
+
+    @Argument(index = 0, name = "uri", description = "Device ID",
+            required = true, multiValued = false)
+    String uri = null;
+
+    private DeviceId deviceId;
+
+    @Override
+    protected void execute() {
+        DriverService service = get(DriverService.class);
+        deviceId = DeviceId.deviceId(uri);
+        DriverHandler h = service.createHandler(deviceId);
+        VoltNeConfig volt = h.behaviour(VoltNeConfig.class);
+        String reply = volt.getAll();
+        if (reply != null) {
+            print("%s", reply);
+        } else {
+            print("No reply from %s", deviceId.toString());
+        }
+    }
+
+}

@@ -83,6 +83,12 @@
                 <ref component-id="deviceIdCompleter"/>
             </completers>
         </command>
+        <command>
+            <action class="org.onosproject.drivers.fujitsu.cli.VoltGetAllCommand"/>
+            <completers>
+                <ref component-id="deviceIdCompleter"/>
+            </completers>
+        </command>
     </command-bundle>
 
     <bean id="deviceIdCompleter" class="org.onosproject.cli.net.DeviceIdCompleter"/>

@@ -34,5 +34,7 @@
                    impl="org.onosproject.drivers.fujitsu.FujitsuVoltAlertConfig"/>
         <behaviour api="org.onosproject.drivers.fujitsu.behaviour.VoltFwdlConfig"
                    impl="org.onosproject.drivers.fujitsu.FujitsuVoltFwdlConfig"/>
+        <behaviour api="org.onosproject.drivers.fujitsu.behaviour.VoltNeConfig"
+                   impl="org.onosproject.drivers.fujitsu.FujitsuVoltNeConfig"/>
     </driver>
 </drivers>