Examples with FlowRuleOperationsContext org.onosproject.net.flow.FlowRuleOperationsContext used on opensource projects

Example 21 with FlowRuleOperationsContext

use of org.onosproject.net.flow.FlowRuleOperationsContext in project onos by opennetworkinglab.

the class CorsaPipelineV1 method processVlanMplsTable.

@Override
protected void processVlanMplsTable(boolean install) {
    TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
    TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
    FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
    FlowRule rule;
    // corsa uses non-OF-standard way to match on presence of VLAN tags
    selector.matchEthType(Ethernet.TYPE_VLAN);
    treatment.transition(VLAN_TABLE);
    rule = DefaultFlowRule.builder().forDevice(deviceId).withSelector(selector.build()).withTreatment(treatment.build()).withPriority(CONTROLLER_PRIORITY).fromApp(appId).makePermanent().forTable(VLAN_MPLS_TABLE).build();
    ops = install ? ops.add(rule) : ops.remove(rule);
    flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {

        @Override
        public void onSuccess(FlowRuleOperations ops) {
            log.info("Provisioned vlan/mpls table");
        }

        @Override
        public void onError(FlowRuleOperations ops) {
            log.info("Failed to provision vlan/mpls table");
        }
    }));
}

Example 22 with FlowRuleOperationsContext

use of org.onosproject.net.flow.FlowRuleOperationsContext in project onos by opennetworkinglab.

the class Ofdpa3Pipeline method processDoubleTaggedFilter.

/**
 * Configure filtering rules of outer and inner VLAN IDs, and a MAC address.
 * Filtering happens in three tables (VLAN_TABLE, VLAN_1_TABLE, TMAC_TABLE).
 *
 * @param filteringObjective the filtering objective
 * @param install            true to add, false to remove
 * @param applicationId      for application programming this filter
 */
private void processDoubleTaggedFilter(FilteringObjective filteringObjective, boolean install, ApplicationId applicationId) {
    PortCriterion portCriterion = null;
    EthCriterion ethCriterion = null;
    VlanIdCriterion innervidCriterion = null;
    VlanIdCriterion outerVidCriterion = null;
    boolean popVlan = false;
    boolean removeDoubleTagged = true;
    if (filteringObjective.meta().writeMetadata() != null) {
        removeDoubleTagged = shouldRemoveDoubleTagged(filteringObjective.meta().writeMetadata());
    }
    log.info("HERE , removeDoubleTagged {}", removeDoubleTagged);
    TrafficTreatment meta = filteringObjective.meta();
    if (!filteringObjective.key().equals(Criteria.dummy()) && filteringObjective.key().type() == Criterion.Type.IN_PORT) {
        portCriterion = (PortCriterion) filteringObjective.key();
    }
    if (portCriterion == null) {
        log.warn("No IN_PORT defined in filtering objective from app: {}" + "Failed to program VLAN tables.", applicationId);
        return;
    } else {
        log.debug("Received filtering objective for dev/port: {}/{}", deviceId, portCriterion.port());
    }
    // meta should have only one instruction, popVlan.
    if (meta != null && meta.allInstructions().size() == 1) {
        L2ModificationInstruction l2Inst = (L2ModificationInstruction) meta.allInstructions().get(0);
        if (l2Inst.subtype().equals(L2SubType.VLAN_POP)) {
            popVlan = true;
        } else {
            log.warn("Filtering objective can have only VLAN_POP instruction.");
            return;
        }
    } else {
        log.warn("Filtering objective should have one instruction.");
        return;
    }
    FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
    for (Criterion criterion : filteringObjective.conditions()) {
        switch(criterion.type()) {
            case ETH_DST:
            case ETH_DST_MASKED:
                ethCriterion = (EthCriterion) criterion;
                break;
            case VLAN_VID:
                outerVidCriterion = (VlanIdCriterion) criterion;
                break;
            case INNER_VLAN_VID:
                innervidCriterion = (VlanIdCriterion) criterion;
                break;
            default:
                log.warn("Unsupported filter {}", criterion);
                fail(filteringObjective, ObjectiveError.UNSUPPORTED);
                return;
        }
    }
    if (innervidCriterion == null || outerVidCriterion == null) {
        log.warn("filtering objective should have two vidCriterion.");
        return;
    }
    if (ethCriterion == null || ethCriterion.mac().equals(NONE)) {
        // NOTE: it is possible that a filtering objective only has vidCriterion
        log.warn("filtering objective missing dstMac, cannot program TMAC table");
        return;
    } else {
        MacAddress unicastMac = readEthDstFromTreatment(filteringObjective.meta());
        List<List<FlowRule>> allStages = processEthDstFilter(portCriterion, ethCriterion, innervidCriterion, innervidCriterion.vlanId(), unicastMac, applicationId);
        for (List<FlowRule> flowRules : allStages) {
            log.trace("Starting a new flow rule stage for TMAC table flow");
            ops.newStage();
            for (FlowRule flowRule : flowRules) {
                log.trace("{} flow rules in TMAC table: {} for dev: {}", (install) ? "adding" : "removing", flowRules, deviceId);
                if (install) {
                    ops = ops.add(flowRule);
                } else {
                    // same VLAN on this device if TMAC doesn't support matching on in_port.
                    if (matchInPortTmacTable() || (filteringObjective.meta() != null && filteringObjective.meta().clearedDeferred())) {
                        // if metadata instruction not null and not removeDoubleTagged move on.
                        if ((filteringObjective.meta().writeMetadata() != null) && (!removeDoubleTagged)) {
                            log.info("Skipping removal of tmac rule for device {}", deviceId);
                            continue;
                        } else {
                            ops = ops.remove(flowRule);
                        }
                    } else {
                        log.debug("Abort TMAC flow removal on {}. Some other ports still share this TMAC flow");
                    }
                }
            }
        }
    }
    List<FlowRule> rules;
    rules = processDoubleVlanIdFilter(portCriterion, innervidCriterion, outerVidCriterion, popVlan, applicationId);
    for (FlowRule flowRule : rules) {
        log.trace("{} flow rule in VLAN table: {} for dev: {}", (install) ? "adding" : "removing", flowRule, deviceId);
        // if context is remove, table is vlan_1 and removeDoubleTagged is false, continue.
        if (flowRule.table().equals(IndexTableId.of(VLAN_TABLE)) && !removeDoubleTagged && !install) {
            log.info("Skipping removal of vlan table rule for now!");
            continue;
        }
        ops = install ? ops.add(flowRule) : ops.remove(flowRule);
    }
    // apply filtering flow rules
    flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {

        @Override
        public void onSuccess(FlowRuleOperations ops) {
            log.debug("Applied {} filtering rules in device {}", ops.stages().get(0).size(), deviceId);
            pass(filteringObjective);
        }

        @Override
        public void onError(FlowRuleOperations ops) {
            log.info("Failed to apply all filtering rules in dev {}", deviceId);
            fail(filteringObjective, ObjectiveError.FLOWINSTALLATIONFAILED);
        }
    }));
}