Examples with CPU_CLONE_SESSION_ID org.onosproject.ngsdn.tutorial.AppConstants.CPU_CLONE_SESSION_ID used on opensource projects

Example 1 with CPU_CLONE_SESSION_ID

use of org.onosproject.ngsdn.tutorial.AppConstants.CPU_CLONE_SESSION_ID in project TFG by mattinelorza.

the class PipelinerImpl method forward.

@Override
public void forward(ForwardingObjective obj) {
    if (obj.treatment() == null) {
        obj.context().ifPresent(c -> c.onError(obj, ObjectiveError.UNSUPPORTED));
    }
    // Whether this objective specifies an OUTPUT:CONTROLLER instruction.
    final boolean hasCloneToCpuAction = obj.treatment().allInstructions().stream().filter(i -> i.type().equals(OUTPUT)).map(i -> (Instructions.OutputInstruction) i).anyMatch(i -> i.port().equals(PortNumber.CONTROLLER));
    if (!hasCloneToCpuAction) {
        // We support only objectives for clone to CPU behaviours (e.g. for
        // host and link discovery)
        obj.context().ifPresent(c -> c.onError(obj, ObjectiveError.UNSUPPORTED));
    }
    // Create an equivalent FlowRule with same selector and clone_to_cpu action.
    final PiAction cloneToCpuAction = PiAction.builder().withId(PiActionId.of(CLONE_TO_CPU)).build();
    final FlowRule.Builder ruleBuilder = DefaultFlowRule.builder().forTable(PiTableId.of(ACL_TABLE)).forDevice(deviceId).withSelector(obj.selector()).fromApp(obj.appId()).withPriority(obj.priority()).withTreatment(DefaultTrafficTreatment.builder().piTableAction(cloneToCpuAction).build());
    if (obj.permanent()) {
        ruleBuilder.makePermanent();
    } else {
        ruleBuilder.makeTemporary(obj.timeout());
    }
    final GroupDescription cloneGroup = Utils.buildCloneGroup(obj.appId(), deviceId, CPU_CLONE_SESSION_ID, // Just controller in this case.
    Collections.singleton(PortNumber.CONTROLLER));
    switch(obj.op()) {
        case ADD:
            flowRuleService.applyFlowRules(ruleBuilder.build());
            groupService.addGroup(cloneGroup);
            break;
        case REMOVE:
            flowRuleService.removeFlowRules(ruleBuilder.build());
            // pointing to it.
            break;
        default:
            log.warn("Unknown operation {}", obj.op());
    }
    obj.context().ifPresent(c -> c.onSuccess(obj));
}