Examples with Ofdpa3PopL2Header org.onosproject.driver.extensions.Ofdpa3PopL2Header used on opensource projects

Example 1 with Ofdpa3PopL2Header

use of org.onosproject.driver.extensions.Ofdpa3PopL2Header in project onos by opennetworkinglab.

the class Ofdpa3Pipeline method processTermPwVersatile.

private Collection<FlowRule> processTermPwVersatile(ForwardingObjective forwardingObjective, ModTunnelIdInstruction modTunnelIdInstruction, OutputInstruction outputInstruction) {
    TrafficTreatment.Builder flowTreatment;
    TrafficSelector.Builder flowSelector;
    // We divide the mpls actions from the tunnel actions. We need
    // this to order the actions in the final treatment.
    TrafficTreatment.Builder mplsTreatment = DefaultTrafficTreatment.builder();
    createMplsTreatment(forwardingObjective.treatment(), mplsTreatment);
    // The match of the forwarding objective is ready to go.
    flowSelector = DefaultTrafficSelector.builder(forwardingObjective.selector());
    // We verify the tunnel id and mpls port are correct.
    long tunnelId = MPLS_TUNNEL_ID_BASE | modTunnelIdInstruction.tunnelId();
    if (tunnelId > MPLS_TUNNEL_ID_MAX) {
        log.error("Pw Versatile Forwarding Objective must include tunnel id < {}", MPLS_TUNNEL_ID_MAX);
        fail(forwardingObjective, ObjectiveError.BADPARAMS);
        return Collections.emptySet();
    }
    // 0x0002XXXX is NNI interface.
    int mplsLogicalPort = ((int) outputInstruction.port().toLong()) | MPLS_NNI_PORT_BASE;
    if (mplsLogicalPort > MPLS_NNI_PORT_MAX) {
        log.error("Pw Versatile Forwarding Objective invalid logical port {}", mplsLogicalPort);
        fail(forwardingObjective, ObjectiveError.BADPARAMS);
        return Collections.emptySet();
    }
    // Next id cannot be null.
    if (forwardingObjective.nextId() == null) {
        log.error("Pw Versatile Forwarding Objective must contain nextId ", forwardingObjective.nextId());
        fail(forwardingObjective, ObjectiveError.BADPARAMS);
        return Collections.emptySet();
    }
    // We retrieve the l2 interface group and point the mpls
    // flow to this.
    NextGroup next = getGroupForNextObjective(forwardingObjective.nextId());
    if (next == null) {
        log.warn("next-id:{} not found in dev:{}", forwardingObjective.nextId(), deviceId);
        fail(forwardingObjective, ObjectiveError.GROUPMISSING);
        return Collections.emptySet();
    }
    List<Deque<GroupKey>> gkeys = appKryo.deserialize(next.data());
    Group group = groupService.getGroup(deviceId, gkeys.get(0).peekFirst());
    if (group == null) {
        log.warn("Group with key:{} for next-id:{} not found in dev:{}", gkeys.get(0).peekFirst(), forwardingObjective.nextId(), deviceId);
        fail(forwardingObjective, ObjectiveError.GROUPMISSING);
        return Collections.emptySet();
    }
    // We prepare the treatment for the mpls flow table.
    // The order of the actions has to be strictly this
    // according to the OFDPA 2.0 specification.
    flowTreatment = DefaultTrafficTreatment.builder(mplsTreatment.build());
    flowTreatment.extension(new Ofdpa3PopCw(), deviceId);
    // Even though the specification and the xml/json files
    // specify is allowed, the switch rejects the flow. In the
    // OFDPA 3.0 EA0 version was necessary
    // flowTreatment.popVlan();
    flowTreatment.extension(new Ofdpa3PopL2Header(), deviceId);
    flowTreatment.setTunnelId(tunnelId);
    flowTreatment.extension(new Ofdpa3SetMplsL2Port(mplsLogicalPort), deviceId);
    flowTreatment.extension(new Ofdpa3SetMplsType(VPWS), deviceId);
    flowTreatment.transition(MPLS_TYPE_TABLE);
    flowTreatment.deferred().group(group.id());
    // We prepare the flow rule for the mpls table.
    FlowRule.Builder ruleBuilder = DefaultFlowRule.builder().fromApp(forwardingObjective.appId()).withPriority(forwardingObjective.priority()).forDevice(deviceId).withSelector(flowSelector.build()).withTreatment(flowTreatment.build()).makePermanent().forTable(MPLS_TABLE_1);
    return Collections.singletonList(ruleBuilder.build());
}