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

Example 41 with FlowRuleService

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

the class OplinkPowerConfigUtil method findFlow.

/**
 * Find matching flow on device.
 *
 * @param portNum the port number
 * @param och channel signal
 * @return flow entry
 */
private FlowEntry findFlow(PortNumber portNum, OchSignal och) {
    final DriverHandler handler = behaviour.handler();
    FlowRuleService service = handler.get(FlowRuleService.class);
    Iterable<FlowEntry> flowEntries = service.getFlowEntries(handler.data().deviceId());
    // Return first matching flow
    for (FlowEntry entry : flowEntries) {
        TrafficSelector selector = entry.selector();
        OchSignalCriterion entrySigid = (OchSignalCriterion) selector.getCriterion(Criterion.Type.OCH_SIGID);
        // Check channel
        if (entrySigid != null && och.equals(entrySigid.lambda())) {
            // Check input port
            PortCriterion entryPort = (PortCriterion) selector.getCriterion(Criterion.Type.IN_PORT);
            if (entryPort != null && portNum.equals(entryPort.port())) {
                return entry;
            }
            // Check output port
            TrafficTreatment treatment = entry.treatment();
            for (Instruction instruction : treatment.allInstructions()) {
                if (instruction.type() == Instruction.Type.OUTPUT && ((Instructions.OutputInstruction) instruction).port().equals(portNum)) {
                    return entry;
                }
            }
        }
    }
    log.warn("No matching flow found");
    return null;
}

Example 42 with FlowRuleService

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

the class OplinkOpticalUtility method toFlowRule.

/**
 * Finds the FlowRule from flow rule store by the given ports and channel.
 * Returns an extra flow to remove the flow by ONOS if not found.
 * @param behaviour the parent driver handler
 * @param inPort the input port
 * @param outPort the output port
 * @param channel the specified channel
 * @return the flow rule
 */
public static FlowRule toFlowRule(HandlerBehaviour behaviour, PortNumber inPort, PortNumber outPort, Integer channel) {
    FlowRuleService service = behaviour.handler().get(FlowRuleService.class);
    Iterable<FlowEntry> entries = service.getFlowEntries(behaviour.data().deviceId());
    // Try to Find the flow from flow rule store.
    for (FlowEntry entry : entries) {
        Set<Criterion> criterions = entry.selector().criteria();
        // input port
        PortNumber ip = criterions.stream().filter(c -> c instanceof PortCriterion).map(c -> ((PortCriterion) c).port()).findAny().orElse(null);
        // channel
        Integer ch = criterions.stream().filter(c -> c instanceof OchSignalCriterion).map(c -> ((OchSignalCriterion) c).lambda().spacingMultiplier()).findAny().orElse(null);
        // output port
        PortNumber op = entry.treatment().immediate().stream().filter(c -> c instanceof Instructions.OutputInstruction).map(c -> ((Instructions.OutputInstruction) c).port()).findAny().orElse(null);
        if (inPort.equals(ip) && channel.equals(ch) && outPort.equals(op)) {
            // Find the flow.
            return entry;
        }
    }
    // Cannot find the flow from store. So report an extra flow to remove the flow by ONOS.
    TrafficSelector selector = DefaultTrafficSelector.builder().matchInPort(inPort).add(Criteria.matchOchSignalType(OchSignalType.FIXED_GRID)).add(Criteria.matchLambda(Lambda.ochSignal(GRID_TYPE, CHANNEL_SPACING, channel, SLOT_GRANULARITY))).build();
    TrafficTreatment treatment = DefaultTrafficTreatment.builder().setOutput(outPort).build();
    return DefaultFlowRule.builder().forDevice(behaviour.data().deviceId()).withSelector(selector).withTreatment(treatment).withPriority(DEFAULT_PRIORITY).makePermanent().fromApp(behaviour.handler().get(CoreService.class).getAppId(DEFAULT_APP)).build();
}

Example 43 with FlowRuleService

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

the class OpenstackConfigArpModeCommand method purgeRules.

private void purgeRules() {
    FlowRuleService flowRuleService = get(FlowRuleService.class);
    CoreService coreService = get(CoreService.class);
    ApplicationId appId = coreService.getAppId(Constants.OPENSTACK_NETWORKING_APP_ID);
    if (appId == null) {
        error("Failed to purge OpenStack networking flow rules.");
        return;
    }
    flowRuleService.removeFlowRulesById(appId);
}

Example 44 with FlowRuleService

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

the class OpenstackConfigStatefulSnatCommand method purgeRules.

private void purgeRules() {
    FlowRuleService flowRuleService = get(FlowRuleService.class);
    CoreService coreService = get(CoreService.class);
    ApplicationId appId = coreService.getAppId(Constants.OPENSTACK_NETWORKING_APP_ID);
    if (appId == null) {
        error("Failed to purge OpenStack networking flow rules.");
        return;
    }
    flowRuleService.removeFlowRulesById(appId);
}

Example 45 with FlowRuleService

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

the class OFSwitchManager method processOFAgentStarted.

private void processOFAgentStarted(OFAgent ofAgent) {
    devices(ofAgent.networkId()).forEach(deviceId -> {
        OFSwitch ofSwitch = ofSwitchMap.get(deviceId);
        if (ofSwitch != null) {
            connectController(ofSwitch, ofAgent.controllers());
        }
    });
    DeviceService deviceService = virtualNetService.get(ofAgent.networkId(), DeviceService.class);
    deviceService.addListener(deviceListener);
    PacketService packetService = virtualNetService.get(ofAgent.networkId(), PacketService.class);
    packetService.addProcessor(packetProcessor, PacketProcessor.director(0));
    FlowRuleService flowRuleService = virtualNetService.get(ofAgent.networkId(), FlowRuleService.class);
    flowRuleService.addListener(flowRuleListener);
}