Listen to edge removal and invoke flow reconciliation
diff --git a/src/main/java/net/onrc/onos/flow/IFlowManager.java b/src/main/java/net/onrc/onos/flow/IFlowManager.java
index f2f9d49..1c90e56 100644
--- a/src/main/java/net/onrc/onos/flow/IFlowManager.java
+++ b/src/main/java/net/onrc/onos/flow/IFlowManager.java
@@ -38,7 +38,7 @@
* @param port the port to match.
* @return the list of flows that are going out from the port.
*/
- public Iterable<FlowPath> getFlows(IPortObject port);
+ public Iterable<FlowPath> getOutFlows(IPortObject port);
/**
* Reconcile all flows on inactive port (src port of link which might be
diff --git a/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java b/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java
new file mode 100644
index 0000000..186ba58
--- /dev/null
+++ b/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java
@@ -0,0 +1,92 @@
+package net.onrc.onos.util;
+
+import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
+import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.floodlightcontroller.linkdiscovery.internal.TopoLinkServiceImpl;
+import net.floodlightcontroller.util.FlowPath;
+import net.onrc.onos.flow.FlowManagerImpl;
+import net.onrc.onos.flow.IFlowManager;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.thinkaurelius.titan.core.TitanEdge;
+import com.tinkerpop.blueprints.Direction;
+import com.tinkerpop.blueprints.Edge;
+import com.tinkerpop.blueprints.Vertex;
+import com.tinkerpop.blueprints.util.wrappers.event.listener.GraphChangedListener;
+
+public class LocalTopologyEventListener implements GraphChangedListener {
+
+ protected static Logger log = LoggerFactory.getLogger(LocalTopologyEventListener.class);
+ protected static GraphDBConnection conn = GraphDBConnection.getInstance("");
+
+ @Override
+ public void edgeAdded(Edge arg0) {
+ // TODO Auto-generated method stub
+ // Convert this Event into NetMapEvent (LinkAdded, FlowEntryEnabled, HostAttached, PortEnabled)
+ }
+
+ @Override
+ public void edgePropertyChanged(Edge arg0, String arg1, Object arg2) {
+ // TODO Auto-generated method stub
+ // Generate State change events on edges too
+ }
+
+ @Override
+ public void edgePropertyRemoved(Edge arg0, String arg1, Object arg2) {
+ // TODO Auto-generated method stub
+ // Currently not needed
+
+ }
+
+ @Override
+ public void edgeRemoved(Edge e) {
+ // TODO Auto-generated method stub
+ // Fire NetMapEvents (LinkRemoved, FlowEntryRemoved, HostRemoved, PortRemoved)
+ TitanEdge edge = (TitanEdge) e;
+ log.debug("TopologyEvents: Received edge removed event: {}",edge.toString());
+ String label = edge.getLabel();
+ if (label.equals("link")) {
+ Vertex v = edge.getVertex(Direction.IN);
+ IPortObject src_port = conn.getFramedGraph().frame(v, IPortObject.class);
+ v = edge.getVertex(Direction.OUT);
+ IPortObject dest_port = conn.getFramedGraph().frame(v, IPortObject.class);
+
+ log.debug("TopologyEvents: link broken {}", new Object []{src_port.getSwitch().getDPID(),
+ src_port.getNumber(),
+ dest_port.getSwitch().getDPID(),
+ dest_port.getNumber()});
+ IFlowManager manager = new FlowManagerImpl();
+ // TODO: Find the flows and add to reconcile queue
+ manager.reconcileFlows(src_port);
+ }
+ }
+
+ @Override
+ public void vertexAdded(Vertex arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void vertexPropertyChanged(Vertex arg0, String arg1, Object arg2) {
+ // TODO Auto-generated method stub
+
+
+ }
+
+ @Override
+ public void vertexPropertyRemoved(Vertex arg0, String arg1, Object arg2) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void vertexRemoved(Vertex arg0) {
+ // TODO Auto-generated method stub
+
+ }
+
+}