Examples with ForwardingObjective org.onosproject.net.flowobjective.ForwardingObjective used on opensource projects

Example 6 with ForwardingObjective

use of org.onosproject.net.flowobjective.ForwardingObjective in project onos by opennetworkinglab.

the class OvsOfdpaPipeline method processEgress.

/**
 * In the OF-DPA 2.0 pipeline, egress forwarding objectives go to the
 * egress tables.
 * @param fwd  the forwarding objective of type 'egress'
 * @return     a collection of flow rules to be sent to the switch. An empty
 *             collection may be returned if there is a problem in processing
 *             the flow rule
 */
@Override
protected Collection<FlowRule> processEgress(ForwardingObjective fwd) {
    log.debug("Processing egress forwarding objective:{} in dev:{}", fwd, deviceId);
    List<FlowRule> rules = new ArrayList<>();
    // Build selector
    TrafficSelector.Builder sb = DefaultTrafficSelector.builder();
    VlanIdCriterion vlanIdCriterion = (VlanIdCriterion) fwd.selector().getCriterion(Criterion.Type.VLAN_VID);
    if (vlanIdCriterion == null) {
        log.error("Egress forwarding objective:{} must include vlanId", fwd.id());
        fail(fwd, ObjectiveError.BADPARAMS);
        return rules;
    }
    Optional<Instruction> outInstr = fwd.treatment().allInstructions().stream().filter(instruction -> instruction instanceof Instructions.OutputInstruction).findFirst();
    if (!outInstr.isPresent()) {
        log.error("Egress forwarding objective:{} must include output port", fwd.id());
        fail(fwd, ObjectiveError.BADPARAMS);
        return rules;
    }
    PortNumber portNumber = ((Instructions.OutputInstruction) outInstr.get()).port();
    sb.matchVlanId(vlanIdCriterion.vlanId());
    OfdpaMatchActsetOutput actsetOutput = new OfdpaMatchActsetOutput(portNumber);
    sb.extension(actsetOutput, deviceId);
    // Build a flow rule for Egress VLAN Flow table
    TrafficTreatment.Builder tb = DefaultTrafficTreatment.builder();
    tb.transition(UNICAST_ROUTING_TABLE_1);
    if (fwd.treatment() != null) {
        for (Instruction instr : fwd.treatment().allInstructions()) {
            if (instr instanceof L2ModificationInstruction && ((L2ModificationInstruction) instr).subtype() == L2ModificationInstruction.L2SubType.VLAN_ID) {
                tb.immediate().add(instr);
            }
            if (instr instanceof L2ModificationInstruction && ((L2ModificationInstruction) instr).subtype() == L2ModificationInstruction.L2SubType.VLAN_PUSH) {
                EthType ethType = ((L2ModificationInstruction.ModVlanHeaderInstruction) instr).ethernetType();
                tb.immediate().pushVlan(ethType);
            }
        }
    }
    FlowRule.Builder ruleBuilder = DefaultFlowRule.builder().fromApp(fwd.appId()).withPriority(fwd.priority()).forDevice(deviceId).withSelector(sb.build()).withTreatment(tb.build()).makePermanent().forTable(EGRESS_VLAN_FLOW_TABLE_IN_INGRESS);
    rules.add(ruleBuilder.build());
    return rules;
}

Example 7 with ForwardingObjective

use of org.onosproject.net.flowobjective.ForwardingObjective in project onos by opennetworkinglab.

the class Ofdpa2Pipeline method sendForwards.

// Builds the batch using the accumulated flow rules
private void sendForwards(List<Pair<ForwardingObjective, Collection<FlowRule>>> pairs) {
    FlowRuleOperations.Builder flowOpsBuilder = FlowRuleOperations.builder();
    log.debug("Sending {} fwd-objs", pairs.size());
    List<Objective> fwdObjs = Lists.newArrayList();
    // Iterates over all accumulated flow rules and then build an unique batch
    pairs.forEach(pair -> {
        ForwardingObjective fwd = pair.getLeft();
        Collection<FlowRule> rules = pair.getRight();
        switch(fwd.op()) {
            case ADD:
                rules.stream().filter(Objects::nonNull).forEach(flowOpsBuilder::add);
                log.debug("Applying a add fwd-obj {} to sw:{}", fwd.id(), deviceId);
                fwdObjs.add(fwd);
                break;
            case REMOVE:
                rules.stream().filter(Objects::nonNull).forEach(flowOpsBuilder::remove);
                log.debug("Deleting a flow rule to sw:{}", deviceId);
                fwdObjs.add(fwd);
                break;
            default:
                fail(fwd, ObjectiveError.UNKNOWN);
                log.warn("Unknown forwarding type {}", fwd.op());
        }
    });
    // Finally applies the operations
    flowRuleService.apply(flowOpsBuilder.build(new FlowRuleOperationsContext() {

        @Override
        public void onSuccess(FlowRuleOperations ops) {
            log.trace("Flow rule operations onSuccess {}", ops);
            fwdObjs.forEach(OfdpaPipelineUtility::pass);
        }

        @Override
        public void onError(FlowRuleOperations ops) {
            ObjectiveError error = ObjectiveError.FLOWINSTALLATIONFAILED;
            log.warn("Flow rule operations onError {}. Reason = {}", ops, error);
            fwdObjs.forEach(fwdObj -> fail(fwdObj, error));
        }
    }));
}

Example 8 with ForwardingObjective

use of org.onosproject.net.flowobjective.ForwardingObjective in project onos by opennetworkinglab.

the class ForwardingObjectiveTranslatorTest method testAclDhcp.

/**
 * Test versatile flag of forwarding objective with DHCP match.
 */
@Test
public void testAclDhcp() {
    TrafficTreatment treatment = DefaultTrafficTreatment.builder().wipeDeferred().punt().build();
    // DHCP
    TrafficSelector selector = DefaultTrafficSelector.builder().matchEthType(Ethernet.TYPE_IPV4).matchIPProtocol(IPv4.PROTOCOL_UDP).matchUdpSrc(TpPort.tpPort(UDP.DHCP_CLIENT_PORT)).matchUdpDst(TpPort.tpPort(UDP.DHCP_SERVER_PORT)).build();
    ForwardingObjective fwd = DefaultForwardingObjective.builder().withSelector(selector).withPriority(PRIORITY).fromApp(APP_ID).makePermanent().withFlag(ForwardingObjective.Flag.VERSATILE).withTreatment(treatment).add();
    ObjectiveTranslation result = translator.translate(fwd);
    List<FlowRule> flowRulesInstalled = (List<FlowRule>) result.flowRules();
    List<GroupDescription> groupsInstalled = (List<GroupDescription>) result.groups();
    assertEquals(1, flowRulesInstalled.size());
    assertTrue(groupsInstalled.isEmpty());
    FlowRule actualFlowRule = flowRulesInstalled.get(0);
    PiAction piAction = PiAction.builder().withId(FabricConstants.FABRIC_INGRESS_ACL_PUNT_TO_CPU).build();
    FlowRule expectedFlowRule = DefaultFlowRule.builder().forDevice(DEVICE_ID).forTable(FabricConstants.FABRIC_INGRESS_ACL_ACL).withPriority(PRIORITY).makePermanent().withSelector(selector).withTreatment(DefaultTrafficTreatment.builder().piTableAction(piAction).build()).fromApp(APP_ID).build();
    assertTrue(expectedFlowRule.exactMatch(actualFlowRule));
}

Example 9 with ForwardingObjective

use of org.onosproject.net.flowobjective.ForwardingObjective in project onos by opennetworkinglab.

the class ForwardingObjectiveTranslatorTest method testAclNext.

/**
 * Test versatile flag of forwarding objective with next step.
 */
@Test
public void testAclNext() {
    // ACL 8-tuples
    TrafficSelector selector = DefaultTrafficSelector.builder().matchEthType(Ethernet.TYPE_IPV4).matchIPDst(IPV4_UNICAST_ADDR).build();
    ForwardingObjective fwd = DefaultForwardingObjective.builder().withSelector(selector).withPriority(PRIORITY).fromApp(APP_ID).makePermanent().withFlag(ForwardingObjective.Flag.VERSATILE).nextStep(NEXT_ID_1).add();
    ObjectiveTranslation result = translator.translate(fwd);
    List<FlowRule> flowRulesInstalled = (List<FlowRule>) result.flowRules();
    List<GroupDescription> groupsInstalled = (List<GroupDescription>) result.groups();
    assertEquals(1, flowRulesInstalled.size());
    assertTrue(groupsInstalled.isEmpty());
    FlowRule actualFlowRule = flowRulesInstalled.get(0);
    PiAction piAction = PiAction.builder().withId(FabricConstants.FABRIC_INGRESS_ACL_SET_NEXT_ID_ACL).withParameter(new PiActionParam(FabricConstants.NEXT_ID, NEXT_ID_1)).build();
    FlowRule expectedFlowRule = DefaultFlowRule.builder().forDevice(DEVICE_ID).forTable(FabricConstants.FABRIC_INGRESS_ACL_ACL).withPriority(PRIORITY).makePermanent().withSelector(selector).withTreatment(DefaultTrafficTreatment.builder().piTableAction(piAction).build()).fromApp(APP_ID).build();
    assertTrue(expectedFlowRule.exactMatch(actualFlowRule));
}

Example 10 with ForwardingObjective

use of org.onosproject.net.flowobjective.ForwardingObjective in project onos by opennetworkinglab.

the class VirtualNetworkFlowObjectiveManagerTest method forwardingObjective.

/**
 * Tests adding a forwarding objective.
 */
@Test
public void forwardingObjective() {
    TrafficSelector selector = DefaultTrafficSelector.emptySelector();
    TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
    ForwardingObjective forward = DefaultForwardingObjective.builder().fromApp(NetTestTools.APP_ID).withFlag(ForwardingObjective.Flag.SPECIFIC).withSelector(selector).withTreatment(treatment).makePermanent().add(new ObjectiveContext() {

        @Override
        public void onSuccess(Objective objective) {
            assertEquals("1 flowrule entry expected", 1, flowRuleStore.getFlowRuleCount(vnet1.id()));
            assertEquals("0 flowrule entry expected", 0, flowRuleStore.getFlowRuleCount(vnet2.id()));
        }
    });
    service1.forward(VDID1, forward);
}