diff options
Diffstat (limited to 'framework/src/onos/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java')
| -rw-r--r-- | framework/src/onos/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java new file mode 100644 index 00000000..15921fed --- /dev/null +++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java @@ -0,0 +1,232 @@ +/* + * Copyright 2014-2015 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.cli.net; + +import java.util.EnumSet; +import java.util.List; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; + +import org.apache.karaf.shell.commands.Argument; +import org.apache.karaf.shell.commands.Command; +import org.apache.karaf.shell.commands.Option; +import org.onlab.packet.Ethernet; +import org.onlab.packet.MacAddress; +import org.onosproject.cli.AbstractShellCommand; +import org.onosproject.net.ConnectPoint; +import org.onosproject.net.DeviceId; +import org.onosproject.net.PortNumber; +import org.onosproject.net.flow.DefaultTrafficSelector; +import org.onosproject.net.flow.DefaultTrafficTreatment; +import org.onosproject.net.flow.TrafficSelector; +import org.onosproject.net.flow.TrafficTreatment; +import org.onosproject.net.intent.Intent; +import org.onosproject.net.intent.IntentEvent; +import org.onosproject.net.intent.IntentEvent.Type; +import org.onosproject.net.intent.IntentListener; +import org.onosproject.net.intent.IntentService; +import org.onosproject.net.intent.Key; +import org.onosproject.net.intent.PointToPointIntent; + +import com.google.common.collect.Lists; + +import static org.onosproject.net.DeviceId.deviceId; +import static org.onosproject.net.PortNumber.portNumber; + +/** + * Installs bulk point-to-point connectivity intents between given ingress/egress devices. + */ +@Command(scope = "onos", name = "push-test-intents", + description = "Installs random intents to test throughput") +public class IntentPushTestCommand extends AbstractShellCommand + implements IntentListener { + + @Argument(index = 0, name = "ingressDevice", + description = "Ingress Device/Port Description", + required = true, multiValued = false) + String ingressDeviceString = null; + + @Argument(index = 1, name = "egressDevice", + description = "Egress Device/Port Description", + required = true, multiValued = false) + String egressDeviceString = null; + + @Argument(index = 2, name = "numberOfIntents", + description = "Number of intents to install/withdraw", + required = true, multiValued = false) + String numberOfIntents = null; + + @Argument(index = 3, name = "keyOffset", + description = "Starting point for first key (default: 1)", + required = false, multiValued = false) + String keyOffsetStr = null; + + @Option(name = "-i", aliases = "--install", + description = "Install intents", + required = false, multiValued = false) + private boolean installOnly = false; + + @Option(name = "-w", aliases = "--withdraw", + description = "Withdraw intents", + required = false, multiValued = false) + private boolean withdrawOnly = false; + + private IntentService service; + private CountDownLatch latch; + private volatile long start, end; + private int count; + private int keyOffset; + private boolean add; + + @Override + protected void execute() { + service = get(IntentService.class); + + + DeviceId ingressDeviceId = deviceId(getDeviceId(ingressDeviceString)); + PortNumber ingressPortNumber = portNumber(getPortNumber(ingressDeviceString)); + ConnectPoint ingress = new ConnectPoint(ingressDeviceId, ingressPortNumber); + + DeviceId egressDeviceId = deviceId(getDeviceId(egressDeviceString)); + PortNumber egressPortNumber = portNumber(getPortNumber(egressDeviceString)); + ConnectPoint egress = new ConnectPoint(egressDeviceId, egressPortNumber); + + count = Integer.parseInt(numberOfIntents); + keyOffset = (keyOffsetStr != null) ? Integer.parseInt(keyOffsetStr) : 1; + + service.addListener(this); + + List<Intent> operations = generateIntents(ingress, egress); + + boolean both = !(installOnly ^ withdrawOnly); + + if (installOnly || both) { + add = true; + submitIntents(operations); + } + + if (withdrawOnly || both) { + add = false; + submitIntents(operations); + } + + service.removeListener(this); + } + + private List<Intent> generateIntents(ConnectPoint ingress, ConnectPoint egress) { + TrafficSelector.Builder selectorBldr = DefaultTrafficSelector.builder() + .matchEthType(Ethernet.TYPE_IPV4); + TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment(); + + List<Intent> intents = Lists.newArrayList(); + for (int i = 0; i < count; i++) { + TrafficSelector selector = selectorBldr + .matchEthSrc(MacAddress.valueOf(i + keyOffset)) + .build(); + intents.add(PointToPointIntent.builder() + .appId(appId()) + .key(Key.of(i + keyOffset, appId())) + .selector(selector) + .treatment(treatment) + .ingressPoint(ingress) + .egressPoint(egress) + .build()); + + + } + return intents; + } + + private void submitIntents(List<Intent> intents) { + latch = new CountDownLatch(count); + start = System.currentTimeMillis(); + for (Intent intent : intents) { + if (add) { + service.submit(intent); + } else { + service.withdraw(intent); + } + } + + try { + if (latch.await(500 + count * 30, TimeUnit.MILLISECONDS)) { + printResults(count); + } else { + print("Failure: %d intents not installed", latch.getCount()); + } + } catch (InterruptedException e) { + print(e.toString()); + } + } + + private void printResults(int count) { + long delta = end - start; + String text = add ? "install" : "withdraw"; + print("Time to %s %d intents: %d ms", text, count, delta); + } + + /** + * Extracts the port number portion of the ConnectPoint. + * + * @param deviceString string representing the device/port + * @return port number as a string, empty string if the port is not found + */ + private String getPortNumber(String deviceString) { + int slash = deviceString.indexOf('/'); + if (slash <= 0) { + return ""; + } + return deviceString.substring(slash + 1, deviceString.length()); + } + + /** + * Extracts the device ID portion of the ConnectPoint. + * + * @param deviceString string representing the device/port + * @return device ID string + */ + private String getDeviceId(String deviceString) { + int slash = deviceString.indexOf('/'); + if (slash <= 0) { + return ""; + } + return deviceString.substring(0, slash); + } + + private static final EnumSet<IntentEvent.Type> IGNORE_EVENT + = EnumSet.of(Type.INSTALL_REQ, Type.WITHDRAW_REQ); + @Override + public synchronized void event(IntentEvent event) { + if (!appId().equals(event.subject().appId())) { + // not my event, ignore + return; + } + Type expected = add ? Type.INSTALLED : Type.WITHDRAWN; + if (event.type() == expected) { + end = Math.max(end, event.time()); + if (latch != null) { + if (latch.getCount() == 0) { + log.warn("Latch was already 0 before counting down?"); + } + latch.countDown(); + } else { + log.warn("install event latch is null"); + } + } else if (IGNORE_EVENT.contains(event.type())) { + log.debug("Unexpected intent event: {}", event); + } + } +} |