SinglePoint to MultiPoint Intent initial implementation
Change-Id: I1010997ce4ea993ae34afb8dab4b6c0ae112448d
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/AddSinglePointToMultiPointIntentCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/AddSinglePointToMultiPointIntentCommand.java
new file mode 100644
index 0000000..d9ad30b
--- /dev/null
+++ b/cli/src/main/java/org/onlab/onos/cli/net/AddSinglePointToMultiPointIntentCommand.java
@@ -0,0 +1,97 @@
+package org.onlab.onos.cli.net;
+
+import static org.onlab.onos.net.DeviceId.deviceId;
+import static org.onlab.onos.net.PortNumber.portNumber;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.onos.net.ConnectPoint;
+import org.onlab.onos.net.DeviceId;
+import org.onlab.onos.net.PortNumber;
+import org.onlab.onos.net.flow.DefaultTrafficTreatment;
+import org.onlab.onos.net.flow.TrafficSelector;
+import org.onlab.onos.net.flow.TrafficTreatment;
+import org.onlab.onos.net.intent.Constraint;
+import org.onlab.onos.net.intent.IntentService;
+import org.onlab.onos.net.intent.SinglePointToMultiPointIntent;
+
+
+@Command(scope = "onos", name = "add-single-to-multi-intent",
+ description = "Installs connectivity intent between multiple egress devices and a single ingress device")
+public class AddSinglePointToMultiPointIntentCommand extends ConnectivityIntentCommand {
+ @Argument(index = 0, name = "egressDevices ingressDevice",
+ description = "egress Device/Port...egress Device/Port ingressDevice/port",
+ required = true, multiValued = true)
+ String[] deviceStrings = null;
+
+ @Override
+ protected void execute() {
+ IntentService service = get(IntentService.class);
+
+ if (deviceStrings.length < 2) {
+ return;
+ }
+
+ String ingressDeviceString = deviceStrings[deviceStrings.length - 1];
+ DeviceId ingressDeviceId = deviceId(getDeviceId(ingressDeviceString));
+ PortNumber ingressPortNumber = portNumber(getPortNumber(ingressDeviceString));
+ ConnectPoint ingressPoint = new ConnectPoint(ingressDeviceId,
+ ingressPortNumber);
+
+ Set<ConnectPoint> egressPoints = new HashSet<>();
+ for (int index = 0; index < deviceStrings.length - 1; index++) {
+ String egressDeviceString = deviceStrings[index];
+ DeviceId egressDeviceId = deviceId(getDeviceId(egressDeviceString));
+ PortNumber egressPortNumber = portNumber(getPortNumber(egressDeviceString));
+ ConnectPoint egress = new ConnectPoint(egressDeviceId,
+ egressPortNumber);
+ egressPoints.add(egress);
+ }
+
+ TrafficSelector selector = buildTrafficSelector();
+ TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+ List<Constraint> constraints = buildConstraints();
+
+ SinglePointToMultiPointIntent intent = new SinglePointToMultiPointIntent(
+ appId(),
+ selector,
+ treatment,
+ ingressPoint,
+ egressPoints,
+ constraints);
+ service.submit(intent);
+ }
+
+ /**
+ * 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);
+ }
+
+}