Adding Device Listiner to BgpRouter so that filtering rules are sent to the
driver only after the device is available.
Change-Id: I377402b87cee6c02c087efbcc4f0cff4f19e1ca3
diff --git a/apps/bgprouter/src/main/java/org/onosproject/bgprouter/BgpRouter.java b/apps/bgprouter/src/main/java/org/onosproject/bgprouter/BgpRouter.java
index 1c1a74a..0d564f1 100644
--- a/apps/bgprouter/src/main/java/org/onosproject/bgprouter/BgpRouter.java
+++ b/apps/bgprouter/src/main/java/org/onosproject/bgprouter/BgpRouter.java
@@ -20,6 +20,7 @@
import com.google.common.collect.Maps;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multiset;
+
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Deactivate;
@@ -28,18 +29,18 @@
import org.onlab.packet.Ethernet;
import org.onlab.packet.Ip4Address;
import org.onlab.packet.Ip4Prefix;
-import org.onlab.packet.Ip6Address;
import org.onlab.packet.IpAddress;
import org.onlab.packet.IpPrefix;
import org.onlab.packet.MacAddress;
-import org.onlab.util.KryoNamespace;
import org.onosproject.config.NetworkConfigService;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.net.DeviceId;
+import org.onosproject.net.device.DeviceEvent;
+import org.onosproject.net.device.DeviceListener;
+import org.onosproject.net.device.DeviceService;
import org.onosproject.net.flow.DefaultTrafficSelector;
import org.onosproject.net.flow.DefaultTrafficTreatment;
-import org.onosproject.net.flow.FlowRuleService;
import org.onosproject.net.flow.TrafficSelector;
import org.onosproject.net.flow.TrafficTreatment;
import org.onosproject.net.flow.criteria.Criteria;
@@ -50,7 +51,9 @@
import org.onosproject.net.flowobjective.FlowObjectiveService;
import org.onosproject.net.flowobjective.ForwardingObjective;
import org.onosproject.net.flowobjective.NextObjective;
-import org.onosproject.net.group.GroupService;
+import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.flowobjective.ObjectiveContext;
+import org.onosproject.net.flowobjective.ObjectiveError;
import org.onosproject.net.packet.PacketService;
import org.onosproject.routing.FibEntry;
import org.onosproject.routing.FibListener;
@@ -87,12 +90,6 @@
protected CoreService coreService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected FlowRuleService flowService;
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected GroupService groupService;
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected RoutingService routingService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -101,6 +98,12 @@
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected PacketService packetService;
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected FlowObjectiveService flowObjectiveService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected DeviceService deviceService;
+
//
// NOTE: Unused reference - needed to guarantee that the
// NetworkConfigReader component is activated and the network configuration
@@ -130,57 +133,32 @@
// learned from config
private DeviceId ctrlDeviceId;
- //private final GroupListener groupListener = new InternalGroupListener();
-
+ // Responsible for handling BGP traffic (encapsulated within OF messages)
+ // between the data-plane switch and the Quagga VM using a control plane OVS.
private TunnellingConnectivityManager connectivityManager;
+ private DeviceListener deviceListener;
private IcmpHandler icmpHandler;
- private KryoNamespace appKryo = new KryoNamespace.Builder()
- .register(IpAddress.Version.class)
- .register(IpAddress.class)
- .register(Ip4Address.class)
- .register(Ip6Address.class)
- .register(byte[].class)
- .register(NextHopGroupKey.class)
- .build();
-
-
- @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
- protected FlowObjectiveService flowObjectiveService;
-
@Activate
protected void activate() {
appId = coreService.registerApplication(BGP_ROUTER_APP);
getDeviceConfiguration(configService.getBgpSpeakers());
- //groupService.addListener(groupListener);
-
- processIntfFilters(true, configService.getInterfaces());
-
connectivityManager = new TunnellingConnectivityManager(appId,
configService,
packetService,
flowObjectiveService);
icmpHandler = new IcmpHandler(configService, packetService);
-
+ deviceListener = new InnerDeviceListener();
routingService.addFibListener(new InternalFibListener());
routingService.start();
-
+ deviceService.addListener(deviceListener);
connectivityManager.start();
-
icmpHandler.start();
log.info("BgpRouter started");
-
- delay(1000);
-
- FibEntry fibEntry = new FibEntry(Ip4Prefix.valueOf("10.1.0.0/16"),
- Ip4Address.valueOf("192.168.10.1"),
- MacAddress.valueOf("DE:AD:BE:EF:FE:ED"));
- FibUpdate fibUpdate = new FibUpdate(FibUpdate.Type.UPDATE, fibEntry);
- updateFibEntry(Collections.singletonList(fibUpdate));
}
@Deactivate
@@ -188,10 +166,8 @@
routingService.stop();
connectivityManager.stop();
icmpHandler.stop();
- processIntfFilters(false, configService.getInterfaces());
-
- //groupService.removeListener(groupListener);
-
+ deviceService.removeListener(deviceListener);
+ //processIntfFilters(false, configService.getInterfaces()); //TODO necessary?
log.info("BgpRouter stopped");
}
@@ -225,17 +201,6 @@
Integer nextId;
synchronized (pendingUpdates) {
nextId = nextHops.get(entry.nextHopIp());
-
- /*
- group = groupService.getGroup(deviceId,
- new DefaultGroupKey(
- appKryo.serialize(nextHop.group())));
-
- if (group == null) {
- log.debug("Adding pending flow {}", update.entry());
- pendingUpdates.put(nextHop.group(), update.entry());
- continue;
- }*/
}
toInstall.put(update.entry(), nextId);
@@ -251,7 +216,7 @@
Integer nextId = entry.getValue();
flowObjectiveService.forward(deviceId,
- generateRibFlowRule(fibEntry.prefix(), nextId).add());
+ generateRibForwardingObj(fibEntry.prefix(), nextId).add());
log.trace("Sending forwarding objective {} -> nextId:{}", fibEntry, nextId);
}
@@ -263,20 +228,21 @@
FibEntry entry = update.entry();
Integer nextId = nextHops.get(entry.nextHopIp());
- /*Group group = deleteNextHop(entry.prefix());
+ /* Group group = deleteNextHop(entry.prefix());
if (group == null) {
log.warn("Group not found when deleting {}", entry);
return;
}*/
flowObjectiveService.forward(deviceId,
- generateRibFlowRule(entry.prefix(), nextId).remove());
+ generateRibForwardingObj(entry.prefix(), nextId).remove());
}
}
- private ForwardingObjective.Builder generateRibFlowRule(IpPrefix prefix, Integer nextId) {
+ private ForwardingObjective.Builder generateRibForwardingObj(IpPrefix prefix,
+ Integer nextId) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPDst(prefix)
@@ -293,8 +259,6 @@
.withFlag(ForwardingObjective.Flag.SPECIFIC);
return fwdBuilder;
-
-
}
private synchronized void addNextHop(FibEntry entry) {
@@ -328,24 +292,10 @@
.addTreatment(treatment)
.withType(NextObjective.Type.SIMPLE)
.fromApp(appId)
- .add();
+ .add(); // TODO add callbacks
flowObjectiveService.next(deviceId, nextObjective);
- /*
- GroupBucket bucket = DefaultGroupBucket.createIndirectGroupBucket(treatment);
-
- GroupDescription groupDescription
- = new DefaultGroupDescription(deviceId,
- GroupDescription.Type.INDIRECT,
- new GroupBuckets(Collections
- .singletonList(bucket)),
- new DefaultGroupKey(appKryo.serialize(groupKey)),
- appId);
-
- groupService.addGroup(groupDescription);
- */
-
nextHops.put(nextHop.ip(), nextId);
}
@@ -366,7 +316,7 @@
serialize(nextHop.group())));
// FIXME disabling group deletes for now until we verify the logic is OK
- *//*if (nextHopsCount.remove(nextHopIp, 1) <= 1) {
+ if (nextHopsCount.remove(nextHopIp, 1) <= 1) {
// There was one or less next hops, so there are now none
log.debug("removing group for next hop {}", nextHop);
@@ -376,7 +326,7 @@
groupService.removeGroup(deviceId,
new DefaultGroupKey(appKryo.build().serialize(nextHop.group())),
appId);
- }*//*
+ }
return group;
}*/
@@ -402,31 +352,63 @@
.forEach(ipaddr -> fob.addCondition(
Criteria.matchIPDst(ipaddr.subnetAddress())));
fob.permit().fromApp(appId);
- flowObjectiveService.filter(deviceId, fob.add());
+ flowObjectiveService.filter(
+ deviceId,
+ fob.add(new ObjectiveContext() {
+ @Override
+ public void onSuccess(Objective objective) {
+ log.info("Successfully installed interface based "
+ + "filtering objcetives");
+ }
+
+ @Override
+ public void onError(Objective objective,
+ ObjectiveError error) {
+ log.error("Failed to install interface filters {}: {}",
+ objective, error);
+ // TODO something more than just logging
+ }
+ }));
}
}
- /* private class InternalGroupListener implements GroupListener {
-
+ // Triggers driver setup when a device is (re)detected.
+ private class InnerDeviceListener implements DeviceListener {
@Override
- public void event(GroupEvent event) {
- Group group = event.subject();
+ public void event(DeviceEvent event) {
+ switch (event.type()) {
+ case DEVICE_ADDED:
+ case DEVICE_AVAILABILITY_CHANGED:
+ if (deviceService.isAvailable(event.subject().id())) {
+ log.info("Device connected {}", event.subject().id());
+ processIntfFilters(true, configService.getInterfaces());
- if (event.type() == GroupEvent.Type.GROUP_ADDED ||
- event.type() == GroupEvent.Type.GROUP_UPDATED) {
- synchronized (pendingUpdates) {
+ /* For test only - will be removed before Cardinal release */
+ delay(1000);
+ FibEntry fibEntry = new FibEntry(Ip4Prefix.valueOf("10.1.0.0/16"),
+ Ip4Address.valueOf("192.168.10.1"),
+ MacAddress.valueOf("DE:AD:BE:EF:FE:ED"));
+ FibUpdate fibUpdate = new FibUpdate(FibUpdate.Type.UPDATE, fibEntry);
+ updateFibEntry(Collections.singletonList(fibUpdate));
+ }
+ break;
- NextHopGroupKey nhGroupKey =
- appKryo.deserialize(group.appCookie().key());
- Map<FibEntry, Group> entriesToInstall =
- pendingUpdates.removeAll(nhGroupKey)
- .stream()
- .collect(Collectors
- .toMap(e -> e, e -> group));
-
- installFlows(entriesToInstall);
- }
+ // TODO other cases
+ case DEVICE_UPDATED:
+ break;
+ case DEVICE_REMOVED:
+ break;
+ case DEVICE_SUSPENDED:
+ break;
+ case PORT_ADDED:
+ break;
+ case PORT_UPDATED:
+ break;
+ case PORT_REMOVED:
+ break;
+ default:
+ break;
}
}
- }*/
+ }
}