Server device driver extensions
* Additional behaviours implemented
* BasicSystemOperations
* DeviceHandshaker
* InterfaceConfig
* PortAdmin
* QueueConfig
* TableStatisticsDiscovery
* DeviceSystemStatisticsQuery
* New device abstractions on CPU cache and main memory
* Additional statistics (main memory)
* New UI with Memory statistics (based on the old gui)
* Constants decoupled from implementations
* More builders used for interface implementations
* Style fixes and refactoring
Change-Id: Ie54ed0fb4760456cfd6339c74b36486dd3c20f87
Signed-off-by: Georgios Katsikas <katsikas.gp@gmail.com>
(cherry picked from commit 740d3281b09f2517c32a302cf12e16e3d98830fe)
diff --git a/drivers/server/src/main/java/org/onosproject/drivers/server/ServerPortAdmin.java b/drivers/server/src/main/java/org/onosproject/drivers/server/ServerPortAdmin.java
new file mode 100644
index 0000000..4ab311c
--- /dev/null
+++ b/drivers/server/src/main/java/org/onosproject/drivers/server/ServerPortAdmin.java
@@ -0,0 +1,140 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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.server;
+
+import org.onosproject.drivers.server.devices.RestServerSBDevice;
+import org.onosproject.drivers.server.devices.nic.NicDevice;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.behaviour.PortAdmin;
+import org.onosproject.net.driver.DriverHandler;
+
+import org.slf4j.Logger;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+import java.io.ByteArrayInputStream;
+import java.util.concurrent.CompletableFuture;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static java.util.concurrent.CompletableFuture.completedFuture;
+import static org.onosproject.drivers.server.Constants.JSON;
+import static org.onosproject.drivers.server.Constants.MSG_HANDLER_NULL;
+import static org.onosproject.drivers.server.Constants.MSG_DEVICE_ID_NULL;
+import static org.onosproject.drivers.server.Constants.PARAM_NIC_PORT;
+import static org.onosproject.drivers.server.Constants.PARAM_NIC_PORT_STATUS;
+import static org.onosproject.drivers.server.Constants.URL_NIC_PORT_ADMIN;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Implementation of port admin behaviour for server devices.
+ */
+public class ServerPortAdmin
+ extends BasicServerDriver
+ implements PortAdmin {
+
+ private final Logger log = getLogger(getClass());
+
+ public ServerPortAdmin() {
+ super();
+ log.debug("Started");
+ }
+
+ @Override
+ public DriverHandler handler() {
+ return super.getHandler();
+ }
+
+ @Override
+ public void setHandler(DriverHandler handler) {
+ checkNotNull(handler, MSG_HANDLER_NULL);
+ this.handler = handler;
+ }
+
+ @Override
+ public CompletableFuture<Boolean> enable(PortNumber number) {
+ return doEnable(number, true);
+ }
+
+ @Override
+ public CompletableFuture<Boolean> disable(PortNumber number) {
+ return doEnable(number, false);
+ }
+
+ @Override
+ public CompletableFuture<Boolean> isEnabled(PortNumber number) {
+ // Retrieve the device ID
+ DeviceId deviceId = super.getDeviceId();
+ checkNotNull(deviceId, MSG_DEVICE_ID_NULL);
+
+ // ...and the device itself
+ RestServerSBDevice device = null;
+ try {
+ device = (RestServerSBDevice) getDevice(deviceId);
+ } catch (ClassCastException ccEx) {
+ log.error("Failed to discover ports for device {}", deviceId);
+ return completedFuture(false);
+ }
+
+ // Iterate server's NICs to find the correct port
+ for (NicDevice nic : device.nics()) {
+ if (nic.portNumber() == number.toLong()) {
+ return completedFuture(nic.status());
+ }
+ }
+
+ return completedFuture(false);
+ }
+
+ /**
+ * Perform a NIC port management command.
+ *
+ * @param portNumber port number to manage
+ * @param enabled management flag (true to enable, false to disable the port)
+ * @return boolean status
+ */
+ private CompletableFuture<Boolean> doEnable(PortNumber portNumber, boolean enabled) {
+ // Retrieve the device ID from the handler
+ DeviceId deviceId = super.getDeviceId();
+ checkNotNull(deviceId, MSG_DEVICE_ID_NULL);
+
+ // Create an object node with the port status
+ ObjectMapper mapper = new ObjectMapper();
+ ObjectNode sendObjNode = mapper.createObjectNode();
+ sendObjNode.put(PARAM_NIC_PORT, portNumber.toLong());
+ sendObjNode.put(PARAM_NIC_PORT_STATUS, enabled ? "enable" : "disable");
+
+ // Post the connect message to the server
+ int response = getController().post(
+ deviceId, URL_NIC_PORT_ADMIN,
+ new ByteArrayInputStream(sendObjNode.toString().getBytes()), JSON);
+
+ // Upon an error, return an empty set of rules
+ if (!checkStatusCode(response)) {
+ log.error("Failed to connect to device {}", deviceId);
+ return completedFuture(false);
+ }
+
+ log.info("Successfully sent port {} command to device {}",
+ enabled ? "enable" : "disable", deviceId);
+
+ return completedFuture(true);
+ }
+
+}