Examples with OchSignal org.onosproject.net.OchSignal used on opensource projects

Example 21 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class PortWaveLengthCommand method createOchSignalFromWavelength.

private OchSignal createOchSignalFromWavelength(DeviceService deviceService, ConnectPoint cp) {
    long wavelength = Long.parseLong(parameter);
    if (wavelength == 0L) {
        return null;
    }
    Port port = deviceService.getPort(cp);
    Optional<OchPort> ochPortOpt = OchPortHelper.asOchPort(port);
    if (ochPortOpt.isPresent()) {
        OchPort ochPort = ochPortOpt.get();
        GridType gridType = ochPort.lambda().gridType();
        ChannelSpacing channelSpacing = ochPort.lambda().channelSpacing();
        int slotGranularity = ochPort.lambda().slotGranularity();
        int multiplier = getMultplier(wavelength, gridType, channelSpacing);
        return new OchSignal(gridType, channelSpacing, multiplier, slotGranularity);
    } else {
        print("[ERROR] connect point %s is not OChPort", cp);
        return null;
    }
}

Example 22 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class PortWaveLengthCommand method doExecute.

@Override
protected void doExecute() throws Exception {
    if (operation.equals("edit-config") || operation.equals("delete-config")) {
        FlowRuleService flowService = get(FlowRuleService.class);
        DeviceService deviceService = get(DeviceService.class);
        CoreService coreService = get(CoreService.class);
        TrafficSelector.Builder trafficSelectorBuilder = DefaultTrafficSelector.builder();
        TrafficTreatment.Builder trafficTreatmentBuilder = DefaultTrafficTreatment.builder();
        FlowRule.Builder flowRuleBuilder = DefaultFlowRule.builder();
        ConnectPoint inCp, outCp = null;
        Device inDevice, outDevice = null;
        inCp = ConnectPoint.deviceConnectPoint(inConnectPointString);
        inDevice = deviceService.getDevice(inCp.deviceId());
        if (outConnectPointString != null) {
            outCp = ConnectPoint.deviceConnectPoint(outConnectPointString);
            outDevice = deviceService.getDevice(outCp.deviceId());
        }
        if (inDevice.type().equals(Device.Type.TERMINAL_DEVICE)) {
            // Parsing the ochSignal
            OchSignal ochSignal;
            if (parameter.contains("/")) {
                ochSignal = createOchSignal();
            } else if (parameter.matches("-?\\d+(\\.\\d+)?")) {
                ochSignal = createOchSignalFromWavelength(deviceService, inCp);
            } else {
                print("[ERROR] signal or wavelength %s are in uncorrect format");
                return;
            }
            if (ochSignal == null) {
                print("[ERROR] problem while creating OchSignal");
                return;
            }
            // Traffic selector
            TrafficSelector trafficSelector = trafficSelectorBuilder.matchInPort(inCp.port()).build();
            // Traffic treatment including ochSignal
            TrafficTreatment trafficTreatment = trafficTreatmentBuilder.add(Instructions.modL0Lambda(ochSignal)).add(Instructions.createOutput(deviceService.getPort(inCp).number())).build();
            int priority = 100;
            ApplicationId appId = coreService.registerApplication("org.onosproject.optical-model");
            // Flow rule using selector and treatment
            FlowRule addFlow = flowRuleBuilder.withPriority(priority).fromApp(appId).withTreatment(trafficTreatment).withSelector(trafficSelector).forDevice(inDevice.id()).makePermanent().build();
            // Print output on CLI
            if (operation.equals("edit-config")) {
                flowService.applyFlowRules(addFlow);
                print("[INFO] Setting ochSignal on TERMINAL_DEVICE %s", ochSignal);
                print("--- device: %s", inDevice.id());
                print("--- port: %s", inCp.port());
                print("--- central frequency (GHz): %s", ochSignal.centralFrequency().asGHz());
            } else {
                // This is delete-config
                flowService.removeFlowRules(addFlow);
                print("[INFO] Deleting ochSignal on TERMINAL_DEVICE %s", ochSignal);
                print("--- device: %s", inDevice.id());
                print("--- port: %s", inCp.port());
                print("--- central frequency (GHz): %s", ochSignal.centralFrequency().asGHz());
            }
        }
        if (inDevice.type().equals(Device.Type.ROADM)) {
            if (outConnectPointString == null) {
                print("[ERROR] output port is required for ROADM devices");
                return;
            }
            if (!inDevice.equals(outDevice)) {
                print("[ERROR] input and output ports must be on the same device");
                return;
            }
            // Parsing the ochSignal
            OchSignal ochSignal;
            if (parameter.contains("/")) {
                ochSignal = createOchSignal();
            } else if (parameter.matches("-?\\d+(\\.\\d+)?")) {
                ochSignal = createOchSignalFromWavelength(deviceService, inCp);
            } else {
                print("[ERROR] signal or wavelength %s are in uncorrect format");
                return;
            }
            if (ochSignal == null) {
                print("[ERROR] problem while creating OchSignal");
                return;
            }
            // Traffic selector
            TrafficSelector trafficSelector = trafficSelectorBuilder.matchInPort(inCp.port()).add(Criteria.matchOchSignalType(OchSignalType.FIXED_GRID)).add(Criteria.matchLambda(ochSignal)).build();
            // Traffic treatment
            TrafficTreatment trafficTreatment = trafficTreatmentBuilder.add(Instructions.modL0Lambda(ochSignal)).add(Instructions.createOutput(deviceService.getPort(outCp).number())).build();
            int priority = 100;
            ApplicationId appId = coreService.registerApplication("org.onosproject.optical-model");
            // Flow rule using selector and treatment
            FlowRule addFlow = flowRuleBuilder.withPriority(priority).fromApp(appId).withTreatment(trafficTreatment).withSelector(trafficSelector).forDevice(inDevice.id()).makePermanent().build();
            // Print output on CLI
            if (operation.equals("edit-config")) {
                flowService.applyFlowRules(addFlow);
                print("[INFO] Setting ochSignal on ROADM %s", ochSignal);
                print("--- device: %s", inDevice.id());
                print("--- input port %s, outpot port %s", inCp.port(), outCp.port());
                print("--- central frequency (GHz): %s", ochSignal.centralFrequency().asGHz());
                print("--- frequency slot width (GHz): %s", ochSignal.slotGranularity() * 12.5);
            } else {
                // This is delete-config
                flowService.removeFlowRules(addFlow);
                print("[INFO] Deleting ochSignal on ROADM %s", ochSignal);
                print("--- device: %s", inDevice.id());
                print("--- input port %s, outpot port %s", inCp.port(), outCp.port());
                print("--- central frequency (GHz): %s", ochSignal.centralFrequency().asGHz());
                print("--- frequency slot width (GHz): %s", ochSignal.slotGranularity() * 12.5);
            }
        }
        if (!inDevice.type().equals(Device.Type.ROADM) && !inDevice.type().equals(Device.Type.TERMINAL_DEVICE)) {
            print("[ERROR] wrong device type: %s", inDevice.type());
        }
    } else {
        print("[ERROR] operation %s is not yet supported", operation);
    }
}

Example 23 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class PortWaveLengthCommand method createOchSignal.

private OchSignal createOchSignal() throws IllegalArgumentException {
    if (parameter == null) {
        return null;
    }
    try {
        String[] splitted = parameter.split("/");
        checkArgument(splitted.length == 4, "signal requires 4 parameters: " + SIGNAL_FORMAT);
        int slotGranularity = Integer.parseInt(splitted[0]);
        String chSpacing = splitted[1];
        ChannelSpacing channelSpacing = checkNotNull(CHANNEL_SPACING_MAP.get(chSpacing), String.format("invalid channel spacing: %s", chSpacing));
        int multiplier = Integer.parseInt(splitted[2]);
        String gdType = splitted[3].toUpperCase();
        GridType gridType = GridType.valueOf(gdType);
        return new OchSignal(gridType, channelSpacing, multiplier, slotGranularity);
    } catch (RuntimeException e) {
        /* catching RuntimeException as both NullPointerException (thrown by
             * checkNotNull) and IllegalArgumentException (thrown by checkArgument)
             * are subclasses of RuntimeException.
             */
        String msg = String.format("Invalid signal format: %s, expected format is %s.", parameter, SIGNAL_FORMAT);
        print(msg);
        throw new IllegalArgumentException(msg, e);
    }
}

Example 24 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class OchPortHelper method asOchPort.

public static Optional<OchPort> asOchPort(Port port) {
    if (port instanceof OchPort) {
        return Optional.of((OchPort) port);
    }
    try {
        Annotations an = port.annotations();
        OduSignalType signalType = Enum.valueOf(OduSignalType.class, an.value(SIGNAL_TYPE));
        boolean isTunable = Boolean.valueOf(an.value(TUNABLE));
        ObjectNode obj = (ObjectNode) MAPPER.readTree(an.value(LAMBDA));
        OchSignal lambda = OchSignalCodec.decode(obj);
        // DefaultOchPort should filter them, if necessary.
        return Optional.of(new DefaultOchPort(port, signalType, isTunable, lambda));
    // TODO: it'll be better to verify each inputs properly
    // instead of catching all these Exceptions.
    } catch (IOException | NullPointerException | IllegalArgumentException | ClassCastException e) {
        log.warn("{} was not well-formed OCh port.", port, e);
        return Optional.empty();
    }
}

Example 25 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class CzechLightPowerConfig method setTargetPower.

// Used by the ROADM app to set the "attenuation" parameter
@Override
public void setTargetPower(PortNumber port, T component, double power) {
    switch(deviceType()) {
        case LINE_DEGREE:
        case ADD_DROP_FLEX:
            if (!(component instanceof OchSignal)) {
                log.error("Cannot set target power on anything but a Media Channel");
                return;
            }
            HierarchicalConfiguration xml;
            try {
                xml = doGetSubtree(CzechLightDiscovery.CHANNEL_DEFS_FILTER + CzechLightDiscovery.MC_ROUTING_FILTER);
            } catch (NetconfException e) {
                log.error("Cannot read data from NETCONF: {}", e);
                return;
            }
            final var allChannels = MediaChannelDefinition.parseChannelDefinitions(xml);
            final var och = ((OchSignal) component);
            final var channel = allChannels.entrySet().stream().filter(entry -> MediaChannelDefinition.mcMatches(entry, och)).findAny().orElse(null);
            if (channel == null) {
                log.error("Cannot map OCh definition {} to a channel from the channel plan", och);
                return;
            }
            final String element = port.toLong() == CzechLightDiscovery.PORT_COMMON ? "add" : "drop";
            log.debug("{}: setting power for MC {} to {}", data().deviceId(), channel.getKey().toUpperCase(), power);
            var sb = new StringBuilder();
            sb.append(CzechLightDiscovery.XML_MC_OPEN);
            sb.append("<channel>");
            sb.append(channel.getKey());
            sb.append("</channel>");
            sb.append("<");
            sb.append(element);
            sb.append("><power>");
            sb.append(power);
            sb.append("</power></");
            sb.append(element);
            sb.append(">");
            sb.append(CzechLightDiscovery.XML_MC_CLOSE);
            doEditConfig("merge", sb.toString());
            return;
        default:
            log.error("Target power is only supported on WSS-based devices");
            return;
    }
}