Added a wipe-out command; we need to revisit how to either make the devices come back or the links not come back.
diff --git a/core/trivial/src/main/java/org/onlab/onos/net/trivial/link/impl/SimpleLinkManager.java b/core/trivial/src/main/java/org/onlab/onos/net/trivial/link/impl/SimpleLinkManager.java
index 4ea1753..7242642 100644
--- a/core/trivial/src/main/java/org/onlab/onos/net/trivial/link/impl/SimpleLinkManager.java
+++ b/core/trivial/src/main/java/org/onlab/onos/net/trivial/link/impl/SimpleLinkManager.java
@@ -16,6 +16,9 @@
import org.onlab.onos.net.ConnectPoint;
import org.onlab.onos.net.DeviceId;
import org.onlab.onos.net.Link;
+import org.onlab.onos.net.device.DeviceEvent;
+import org.onlab.onos.net.device.DeviceListener;
+import org.onlab.onos.net.device.DeviceService;
import org.onlab.onos.net.link.LinkAdminService;
import org.onlab.onos.net.link.LinkDescription;
import org.onlab.onos.net.link.LinkEvent;
@@ -49,6 +52,10 @@
listenerRegistry = new AbstractListenerRegistry<>();
private final SimpleLinkStore store = new SimpleLinkStore();
+ private final DeviceListener deviceListener = new InnerDeviceListener();
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected DeviceService deviceService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected EventDeliveryService eventDispatcher;
@@ -56,12 +63,14 @@
@Activate
public void activate() {
eventDispatcher.addSink(LinkEvent.class, listenerRegistry);
+ deviceService.addListener(deviceListener);
log.info("Started");
}
@Deactivate
public void deactivate() {
eventDispatcher.removeSink(LinkEvent.class);
+ deviceService.removeListener(deviceListener);
log.info("Stopped");
}
@@ -140,6 +149,20 @@
listenerRegistry.removeListener(listener);
}
+ // Auxiliary interceptor for device remove events to prune links that
+ // are associated with the removed device or its port.
+ private class InnerDeviceListener implements DeviceListener {
+ @Override
+ public void event(DeviceEvent event) {
+ if (event.type() == DeviceEvent.Type.DEVICE_REMOVED) {
+ removeLinks(event.subject().id());
+ } else if (event.type() == DeviceEvent.Type.PORT_REMOVED) {
+ removeLinks(new ConnectPoint(event.subject().id(),
+ event.port().number()));
+ }
+ }
+ }
+
@Override
protected LinkProviderService createProviderService(LinkProvider provider) {
return new InternalLinkProviderService(provider);