proxy arp application
Change-Id: Ic2136537a4104e75b64ae4731e1bae4f3a4c1661
diff --git a/apps/proxyarp/src/main/java/org/onlab/onos/proxyarp/ProxyArp.java b/apps/proxyarp/src/main/java/org/onlab/onos/proxyarp/ProxyArp.java
new file mode 100644
index 0000000..a06470f
--- /dev/null
+++ b/apps/proxyarp/src/main/java/org/onlab/onos/proxyarp/ProxyArp.java
@@ -0,0 +1,70 @@
+package org.onlab.onos.proxyarp;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.onos.ApplicationId;
+import org.onlab.onos.net.packet.PacketContext;
+import org.onlab.onos.net.packet.PacketProcessor;
+import org.onlab.onos.net.packet.PacketService;
+import org.onlab.onos.net.proxyarp.ProxyArpService;
+import org.slf4j.Logger;
+
+/**
+ * Sample reactive proxy arp application.
+ */
+@Component(immediate = true)
+public class ProxyArp {
+
+
+ private final Logger log = getLogger(getClass());
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected PacketService packetService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected ProxyArpService proxyArpService;
+
+ private ProxyArpProcessor processor = new ProxyArpProcessor();
+
+ private ApplicationId appId;
+
+ @Activate
+ public void activate() {
+ appId = ApplicationId.getAppId();
+ packetService.addProcessor(processor, PacketProcessor.ADVISOR_MAX + 1);
+ log.info("Started with Application ID {}", appId.id());
+ }
+
+ @Deactivate
+ public void deactivate() {
+ packetService.removeProcessor(processor);
+ processor = null;
+ log.info("Stopped");
+ }
+
+
+ /**
+ * Packet processor responsible for forwarding packets along their paths.
+ */
+ private class ProxyArpProcessor implements PacketProcessor {
+
+ @Override
+ public void process(PacketContext context) {
+ // Stop processing if the packet has been handled, since we
+ // can't do any more to it.
+ if (context.isHandled()) {
+ return;
+ }
+
+ //handle the arp packet.
+ proxyArpService.handleArp(context);
+ }
+ }
+}
+
+