use of org.onosproject.segmentrouting.pwaas.L2TunnelHandler.Pipeline.TERMINATION in project trellis-control by opennetworkinglab.
the class DefaultL2TunnelHandler method deployPseudoWireTerm.
/**
* Handles the tunnel termination, which consists in the creation
* of a forwarding objective and a next objective.
*
* @param l2Tunnel the tunnel to terminate
* @param egress the egress point
* @param egressVlan the expected vlan at egress
* @param direction the direction
* @return the result of the operation
*/
private Result deployPseudoWireTerm(L2Tunnel l2Tunnel, ConnectPoint egress, VlanId egressVlan, Direction direction, boolean oneHop) {
log.debug("Started deploying termination objectives for pseudowire {} , direction {}.", l2Tunnel.tunnelId(), direction == FWD ? "forward" : "reverse");
// We create the group relative to the termination.
NextObjective.Builder nextObjectiveBuilder = createNextObjective(TERMINATION, egress, null, l2Tunnel, egress.deviceId(), oneHop, egressVlan);
if (nextObjectiveBuilder == null) {
return INTERNAL_ERROR;
}
TrafficSelector metadata = DefaultTrafficSelector.builder().matchVlanId(egressVlan).build();
nextObjectiveBuilder.withMeta(metadata);
int nextId = srManager.flowObjectiveService.allocateNextId();
if (nextId < 0) {
log.warn("Not able to allocate a next id for initiation");
return INTERNAL_ERROR;
}
nextObjectiveBuilder.withId(nextId);
String key = generateKey(l2Tunnel.tunnelId(), direction);
l2TerminationNextObjStore.put(key, nextObjectiveBuilder.add());
ObjectiveContext context = new DefaultObjectiveContext((objective) -> log.debug("Termination l2 tunnel rule for {} populated", l2Tunnel.tunnelId()), (objective, error) -> {
log.warn("Failed to populate termination l2 tunnel rule for {}: {}", l2Tunnel.tunnelId(), error);
srManager.invalidateNextObj(objective.id());
});
NextObjective nextObjective = nextObjectiveBuilder.add(context);
srManager.flowObjectiveService.next(egress.deviceId(), nextObjective);
log.debug("Termination next objective for {} not found. Creating new NextObj with id={}", l2Tunnel.tunnelId(), nextObjective.id());
// We create the flow relative to the termination.
ForwardingObjective.Builder fwdBuilder = createTermFwdObjective(l2Tunnel.pwLabel(), l2Tunnel.tunnelId(), egress.port(), nextObjective.id());
context = new DefaultObjectiveContext((objective) -> log.debug("FwdObj for tunnel termination {} populated", l2Tunnel.tunnelId()), (objective, error) -> log.warn("Failed to populate fwdrObj" + " for tunnel termination {} : {}", l2Tunnel.tunnelId(), error));
srManager.flowObjectiveService.forward(egress.deviceId(), fwdBuilder.add(context));
log.debug("Creating new FwdObj for termination NextObj with id={} for tunnel {}", nextId, l2Tunnel.tunnelId());
return SUCCESS;
}
use of org.onosproject.segmentrouting.pwaas.L2TunnelHandler.Pipeline.TERMINATION in project trellis-control by opennetworkinglab.
the class DefaultL2TunnelHandler method deployPolicy.
/**
* Handles the policy establishment which consists in
* create the filtering and forwarding objectives related
* to the initiation and termination.
*
* @param tunnelId the tunnel id
* @param ingress the ingress point
* @param ingressInner the ingress inner tag
* @param ingressOuter the ingress outer tag
* @param egressVlan Vlan-id to set, depends on ingress vlan
* combinations. For example, if pw is double tagged
* then this is the value of the outer vlan, if single
* tagged then it is the new value of the single tag.
* Should be None for untagged traffic.
* @param nextId the next objective id
* @return the result of the operation
*/
private Result deployPolicy(long tunnelId, ConnectPoint ingress, VlanId ingressInner, VlanId ingressOuter, VlanId egressVlan, int nextId) {
log.debug("Starting deploying policy for pseudowire {}.", tunnelId);
List<Objective> objectives = Lists.newArrayList();
// We create the forwarding objective for supporting
// the l2 tunnel.
ForwardingObjective.Builder fwdBuilder = createInitFwdObjective(tunnelId, ingress.port(), nextId);
// We create and add objective context.
ObjectiveContext context = new DefaultObjectiveContext((objective) -> log.debug("FwdObj for tunnel {} populated", tunnelId), (objective, error) -> log.warn("Failed to populate fwdObj " + "for tunnel {} : {}", tunnelId, error));
objectives.add(fwdBuilder.add(context));
// We create the filtering objective to define the
// permit traffic in the switch
FilteringObjective.Builder filtBuilder = createFiltObjective(ingress.port(), ingressInner, ingressOuter);
// We add the metadata.
TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder().setTunnelId(tunnelId).setVlanId(egressVlan);
filtBuilder.withMeta(treatment.build());
// We create and add objective context.
context = new DefaultObjectiveContext((objective) -> log.debug("FilterObj for tunnel {} populated", tunnelId), (objective, error) -> log.warn("Failed to populate filterObj for " + "tunnel {} : {}", tunnelId, error));
objectives.add(filtBuilder.add(context));
for (Objective objective : objectives) {
if (objective instanceof ForwardingObjective) {
srManager.flowObjectiveService.forward(ingress.deviceId(), (ForwardingObjective) objective);
log.debug("Creating new FwdObj for initiation NextObj with id={} for tunnel {}", nextId, tunnelId);
} else {
srManager.flowObjectiveService.filter(ingress.deviceId(), (FilteringObjective) objective);
log.debug("Creating new FiltObj for tunnel {}", tunnelId);
}
}
return SUCCESS;
}
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