[AETHER-1211] Allowing toggling of link labels via Alt-L
Change-Id: I772b6ee0c6c24eeb48466a96a45b44b9ee6eef50
diff --git a/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java b/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
index d95943b..ed870f4 100644
--- a/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
+++ b/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
@@ -135,6 +135,7 @@
private final NullGroupProvider groupProvider = new NullGroupProvider();
private final NullPacketProvider packetProvider = new NullPacketProvider();
private final TopologyMutationDriver topologyMutationDriver = new TopologyMutationDriver();
+ private final PortStatsDriver portStatsDriver = new PortStatsDriver();
private DeviceProviderService deviceProviderService;
private HostProviderService hostProviderService;
@@ -349,6 +350,7 @@
topologyMutationDriver.start(mutationRate, linkService, deviceService,
linkProviderService, deviceProviderService,
simulator);
+ portStatsDriver.start(deviceService, deviceProviderService);
}
// Selects the simulator based on the specified name.
diff --git a/providers/null/src/main/java/org/onosproject/provider/nil/PortStatsDriver.java b/providers/null/src/main/java/org/onosproject/provider/nil/PortStatsDriver.java
new file mode 100644
index 0000000..8ad269c
--- /dev/null
+++ b/providers/null/src/main/java/org/onosproject/provider/nil/PortStatsDriver.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2015-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.provider.nil;
+
+import org.onosproject.net.Device;
+import org.onosproject.net.Port;
+import org.onosproject.net.device.DefaultPortStatistics;
+import org.onosproject.net.device.DeviceProviderService;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.device.PortStatistics;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.security.SecureRandom;
+import java.util.HashSet;
+import java.util.Random;
+import java.util.Set;
+import java.util.concurrent.ExecutorService;
+
+import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor;
+import static org.onlab.util.Tools.delay;
+import static org.onlab.util.Tools.groupedThreads;
+
+/**
+ * Drives port statistics simulation using random generator.
+ */
+class PortStatsDriver implements Runnable {
+
+ private final Logger log = LoggerFactory.getLogger(getClass());
+
+ private static final int WAIT_DELAY = 2_000;
+
+ private final Random random = new SecureRandom();
+
+ private volatile boolean stopped = true;
+
+ private DeviceService deviceService;
+ private DeviceProviderService deviceProviderService;
+
+ private final ExecutorService executor =
+ newSingleThreadScheduledExecutor(groupedThreads("onos/null", "port-stats-mutator", log));
+
+ /**
+ * Starts the mutation process.
+ *
+ * @param deviceService device service
+ * @param deviceProviderService device provider service
+ */
+ void start(DeviceService deviceService,
+ DeviceProviderService deviceProviderService) {
+ stopped = false;
+ this.deviceService = deviceService;
+ this.deviceProviderService = deviceProviderService;
+ executor.execute(this);
+ }
+
+ /**
+ * Stops the mutation process.
+ */
+ void stop() {
+ stopped = true;
+ }
+
+ @Override
+ public void run() {
+ while (!stopped) {
+ delay(WAIT_DELAY);
+ deviceService.getAvailableDevices().forEach(this::updatePorts);
+ }
+ }
+
+ public void updatePorts(Device device) {
+ Set<PortStatistics> portStats = new HashSet<>();
+ for (Port port : deviceService.getPorts(device.id())) {
+ portStats.add(DefaultPortStatistics.builder()
+ .setBytesReceived(Math.abs(random.nextInt()))
+ .setBytesSent(Math.abs(random.nextInt()))
+ .setPacketsReceived(Math.abs(random.nextInt()))
+ .setPacketsSent(Math.abs(random.nextInt()))
+ .setDurationSec(2)
+ .setDeviceId(device.id())
+ .setPort(port.number())
+ .build());
+ }
+ deviceProviderService.updatePortStatistics(device.id(), portStats);
+ }
+
+}