AddMplsIntent.java
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package org.onosproject.cli.net;
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.MplsLabel;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.flow.TrafficSelector;
import org.onosproject.net.flow.TrafficTreatment;
import org.onosproject.net.intent.Constraint;
import org.onosproject.net.intent.IntentService;
import org.onosproject.net.intent.MplsIntent;
import java.util.List;
import java.util.Optional;
/**
* Installs MPLS intents.
*/
@Command(scope = "onos", name = "add-mpls-intent", description = "Installs mpls connectivity intent")
public class AddMplsIntent extends ConnectivityIntentCommand {
@Argument(index = 0, name = "ingressDevice",
description = "Ingress Device/Port Description",
required = true,
multiValued = false)
private String ingressDeviceString = null;
@Option(name = "--ingressLabel",
description = "Ingress Mpls label",
required = false,
multiValued = false)
private String ingressLabelString = "";
@Argument(index = 1, name = "egressDevice",
description = "Egress Device/Port Description",
required = true,
multiValued = false)
private String egressDeviceString = null;
@Option(name = "--egressLabel",
description = "Egress Mpls label",
required = false,
multiValued = false)
private String egressLabelString = "";
@Override
protected void execute() {
IntentService service = get(IntentService.class);
ConnectPoint ingress = ConnectPoint.deviceConnectPoint(ingressDeviceString);
Optional<MplsLabel> ingressLabel = Optional.empty();
if (!ingressLabelString.isEmpty()) {
ingressLabel = Optional
.ofNullable(MplsLabel.mplsLabel(parseInt(ingressLabelString)));
}
ConnectPoint egress = ConnectPoint.deviceConnectPoint(egressDeviceString);
Optional<MplsLabel> egressLabel = Optional.empty();
if (!ingressLabelString.isEmpty()) {
egressLabel = Optional
.ofNullable(MplsLabel.mplsLabel(parseInt(egressLabelString)));
}
TrafficSelector selector = buildTrafficSelector();
TrafficTreatment treatment = buildTrafficTreatment();
List<Constraint> constraints = buildConstraints();
MplsIntent intent = MplsIntent.builder()
.appId(appId())
.selector(selector)
.treatment(treatment)
.ingressPoint(ingress)
.ingressLabel(ingressLabel)
.egressPoint(egress)
.egressLabel(egressLabel)
.constraints(constraints)
.priority(priority())
.build();
service.submit(intent);
}
protected Integer parseInt(String value) {
try {
return Integer.parseInt(value);
} catch (NumberFormatException nfe) {
return null;
}
}
}