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

Example 1 with ConnectPoint

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

the class SimpleIntManager method configDevice.

protected boolean configDevice(DeviceId deviceId) {
    // Returns true if config was successful, false if not and a clean up is
    // needed.
    final Device device = deviceService.getDevice(deviceId);
    if (device == null || !device.is(IntProgrammable.class)) {
        return true;
    }
    if (isNotIntConfigured()) {
        log.warn("Missing INT config, aborting programming of INT device {}", deviceId);
        return true;
    }
    final boolean isEdge = !hostService.getConnectedHosts(deviceId).isEmpty();
    final IntDeviceRole intDeviceRole = isEdge ? IntDeviceRole.SOURCE_SINK : IntDeviceRole.TRANSIT;
    log.info("Started programming of INT device {} with role {}...", deviceId, intDeviceRole);
    final IntProgrammable intProg = device.as(IntProgrammable.class);
    if (!isIntStarted()) {
        // Leave device with no INT configuration.
        return true;
    }
    if (!intProg.init()) {
        log.warn("Unable to init INT pipeline on {}", deviceId);
        return false;
    }
    boolean supportSource = intProg.supportsFunctionality(IntProgrammable.IntFunctionality.SOURCE);
    boolean supportSink = intProg.supportsFunctionality(IntProgrammable.IntFunctionality.SINK);
    boolean supportPostcard = intProg.supportsFunctionality(IntProgrammable.IntFunctionality.POSTCARD);
    if (intDeviceRole != IntDeviceRole.SOURCE_SINK && !supportPostcard) {
        // Stop here, no more configuration needed for transit devices unless it support postcard.
        return true;
    }
    if (supportSink || supportPostcard) {
        if (!intProg.setupIntConfig(intConfig.get())) {
            log.warn("Unable to apply INT report config on {}", deviceId);
            return false;
        }
    }
    // Port configuration.
    final Set<PortNumber> hostPorts = deviceService.getPorts(deviceId).stream().map(port -> new ConnectPoint(deviceId, port.number())).filter(cp -> !hostService.getConnectedHosts(cp).isEmpty()).map(ConnectPoint::port).collect(Collectors.toSet());
    for (PortNumber port : hostPorts) {
        if (supportSource) {
            log.info("Setting port {}/{} as INT source port...", deviceId, port);
            if (!intProg.setSourcePort(port)) {
                log.warn("Unable to set INT source port {} on {}", port, deviceId);
                return false;
            }
        }
        if (supportSink) {
            log.info("Setting port {}/{} as INT sink port...", deviceId, port);
            if (!intProg.setSinkPort(port)) {
                log.warn("Unable to set INT sink port {} on {}", port, deviceId);
                return false;
            }
        }
    }
    if (!supportSource && !supportPostcard) {
        // it supports postcard mode.
        return true;
    }
    // Apply intents.
    // This is a trivial implementation where we simply get the
    // corresponding INT objective from an intent and we apply to all
    // device which support reporting.
    int appliedCount = 0;
    for (Versioned<IntIntent> versionedIntent : intentMap.values()) {
        IntIntent intent = versionedIntent.value();
        IntObjective intObjective = getIntObjective(intent);
        if (intent.telemetryMode() == IntIntent.TelemetryMode.INBAND_TELEMETRY && supportSource) {
            intProg.addIntObjective(intObjective);
            appliedCount++;
        } else if (intent.telemetryMode() == IntIntent.TelemetryMode.POSTCARD && supportPostcard) {
            intProg.addIntObjective(intObjective);
            appliedCount++;
        } else {
            log.warn("Device {} does not support intent {}.", deviceId, intent);
        }
    }
    log.info("Completed programming of {}, applied {} INT objectives of {} total", deviceId, appliedCount, intentMap.size());
    return true;
}

Example 2 with ConnectPoint

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

the class IntentSynchronizerTest method intentBuilder.

/**
 * MultiPointToSinglePointIntent builder.
 *
 * @param ipPrefix the ipPrefix to match
 * @param nextHopMacAddress to which the destination MAC address in packet
 * should be rewritten
 * @param egressPoint to which packets should be sent
 * @return the constructed MultiPointToSinglePointIntent
 */
private MultiPointToSinglePointIntent intentBuilder(IpPrefix ipPrefix, String nextHopMacAddress, ConnectPoint egressPoint) {
    TrafficSelector.Builder selectorBuilder = DefaultTrafficSelector.builder();
    if (ipPrefix.isIp4()) {
        selectorBuilder.matchEthType(Ethernet.TYPE_IPV4);
        selectorBuilder.matchIPDst(ipPrefix);
    } else {
        selectorBuilder.matchEthType(Ethernet.TYPE_IPV6);
        selectorBuilder.matchIPv6Dst(ipPrefix);
    }
    TrafficTreatment.Builder treatmentBuilder = DefaultTrafficTreatment.builder();
    treatmentBuilder.setEthDst(MacAddress.valueOf(nextHopMacAddress));
    Set<ConnectPoint> ingressPoints = new HashSet<>(connectPoints);
    ingressPoints.remove(egressPoint);
    MultiPointToSinglePointIntent intent = MultiPointToSinglePointIntent.builder().appId(APPID).key(Key.of(ipPrefix.toString(), APPID)).selector(selectorBuilder.build()).treatment(treatmentBuilder.build()).ingressPoints(ingressPoints).egressPoint(egressPoint).build();
    return intent;
}

Example 3 with ConnectPoint

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

the class K8sSwitchingArpHandler method processArpRequest.

private void processArpRequest(PacketContext context, Ethernet ethPacket) {
    ARP arpPacket = (ARP) ethPacket.getPayload();
    K8sPort srcK8sPort = k8sNetworkService.ports().stream().filter(p -> p.macAddress().equals(ethPacket.getSourceMAC())).findAny().orElse(null);
    PortNumber srcPortNum = context.inPacket().receivedFrom().port();
    DeviceId srcDeviceId = context.inPacket().receivedFrom().deviceId();
    boolean isEntryPort = false;
    for (K8sNode node : k8sNodeService.completeNodes()) {
        if (srcDeviceId.equals(node.intgBridge()) && srcPortNum.equals(node.intgEntryPortNum())) {
            isEntryPort = true;
        }
    }
    // integration bridge entry port, we simply ignore the ARP request...
    if (srcK8sPort == null && !isEntryPort) {
        log.warn("Failed to find source port(MAC:{})", ethPacket.getSourceMAC());
        return;
    }
    IpAddress targetIp = Ip4Address.valueOf(arpPacket.getTargetProtocolAddress());
    // look up the MAC address from regular k8s ports
    MacAddress replyMac = k8sNetworkService.ports().stream().filter(p -> p.ipAddress().equals(targetIp)).map(K8sPort::macAddress).findAny().orElse(null);
    // look up the MAC address from special integration entry port (e.g., LOCAL, k8s-int-os)
    for (K8sNetwork network : k8sNetworkService.networks()) {
        if (network.gatewayIp().equals(targetIp)) {
            K8sNode node = k8sNodeService.node(network.name());
            replyMac = node.intgEntryPortMac();
        }
    }
    if (replyMac == null) {
        String cidr = k8sNetworkService.networks().stream().map(K8sNetwork::cidr).findAny().orElse(null);
        if (cidr != null) {
            String unshiftedIp = unshiftIpDomain(targetIp.toString(), SHIFTED_IP_PREFIX, cidr);
            replyMac = k8sNetworkService.ports().stream().filter(p -> p.ipAddress().equals(IpAddress.valueOf(unshiftedIp))).map(K8sPort::macAddress).findAny().orElse(null);
        }
    }
    if (replyMac == null) {
        Set<String> serviceIps = k8sServiceService.services().stream().map(s -> s.getSpec().getClusterIP()).collect(Collectors.toSet());
        if (serviceIps.contains(targetIp.toString())) {
            replyMac = MacAddress.valueOf(SERVICE_FAKE_MAC_STR);
        }
    }
    if (replyMac == null) {
        if (targetIp.toString().startsWith(NODE_IP_PREFIX)) {
            String targetIpPrefix = targetIp.toString().split("\\.")[1];
            String nodePrefix = NODE_IP_PREFIX + "." + targetIpPrefix;
            String origNodeCidr = k8sNodeService.completeNodes().stream().map(n -> n.nodeIp().toString()).findAny().orElse(null);
            if (origNodeCidr != null) {
                String origNodeIp = unshiftIpDomain(targetIp.toString(), nodePrefix, origNodeCidr);
                IpPrefix k8sNodeIpCidr = IpPrefix.valueOf(IpAddress.valueOf(origNodeCidr), 24);
                SubnetUtils k8sNodeSubnet = new SubnetUtils(k8sNodeIpCidr.toString());
                String k8sNodeGateway = getGatewayIp(k8sNodeIpCidr.toString()).toString();
                String seekIp = "";
                if (!k8sNodeSubnet.getInfo().isInRange(origNodeIp)) {
                    replyMac = extHostMacStore.asJavaMap().get(IpAddress.valueOf(k8sNodeGateway));
                    seekIp = k8sNodeGateway;
                } else {
                    replyMac = extHostMacStore.asJavaMap().get(IpAddress.valueOf(origNodeIp));
                    seekIp = origNodeIp;
                }
                // we need to manually learn their MAC addresses
                if (replyMac == null) {
                    ConnectPoint cp = context.inPacket().receivedFrom();
                    K8sNode k8sNode = k8sNodeService.node(cp.deviceId());
                    if (k8sNode != null) {
                        // we use fake IP and MAC address as a source to
                        // query destination MAC address
                        setArpRequest(MacAddress.valueOf(NODE_FAKE_MAC_STR).toBytes(), IpAddress.valueOf(NODE_FAKE_IP_STR).toOctets(), IpAddress.valueOf(seekIp).toOctets(), k8sNode);
                        context.block();
                        return;
                    }
                }
            }
        }
    }
    if (replyMac == null) {
        replyMac = MacAddress.valueOf(gatewayMac);
    }
    Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), replyMac, ethPacket);
    TrafficTreatment treatment = DefaultTrafficTreatment.builder().setOutput(context.inPacket().receivedFrom().port()).build();
    packetService.emit(new DefaultOutboundPacket(context.inPacket().receivedFrom().deviceId(), treatment, ByteBuffer.wrap(ethReply.serialize())));
    context.block();
}

Example 4 with ConnectPoint

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

the class K8sSwitchingHostProvider method processPortAdded.

/**
 * Processes port addition event.
 *
 * @param port port object used in ONOS
 */
private void processPortAdded(Port port) {
    K8sPort k8sPort = portToK8sPortByName(port);
    if (k8sPort == null) {
        k8sPort = portToK8sPortByMac(port);
        if (k8sPort == null) {
            log.warn(ERR_ADD_HOST + "Kubernetes port for {} not found", port);
            return;
        }
    }
    K8sNetwork k8sNet = k8sNetworkService.network(k8sPort.networkId());
    if (k8sNet == null) {
        log.warn(ERR_ADD_HOST + "Kubernetes network {} not found", k8sPort.networkId());
        return;
    }
    MacAddress mac = k8sPort.macAddress();
    HostId hostId = HostId.hostId(mac);
    // connect point is the combination of switch ID with port number where
    // the host is attached to
    ConnectPoint connectPoint = new ConnectPoint(port.element().id(), port.number());
    long createTime = System.currentTimeMillis();
    // update k8s port number by referring to ONOS port number
    k8sNetworkService.updatePort(k8sPort.updatePortNumber(port.number()).updateState(K8sPort.State.ACTIVE));
    // we check whether the host already attached to same locations
    Host host = hostService.getHost(hostId);
    // build host annotations to include a set of meta info from neutron
    DefaultAnnotations.Builder annotations = DefaultAnnotations.builder().set(ANNOTATION_NETWORK_ID, k8sPort.networkId()).set(ANNOTATION_PORT_ID, k8sPort.portId()).set(ANNOTATION_CREATE_TIME, String.valueOf(createTime)).set(ANNOTATION_SEGMENT_ID, k8sNet.segmentId());
    HostDescription hostDesc = new DefaultHostDescription(mac, VlanId.NONE, new HostLocation(connectPoint, createTime), ImmutableSet.of(k8sPort.ipAddress()), annotations.build());
    if (host != null) {
        Set<HostLocation> locations = host.locations().stream().filter(l -> l.deviceId().equals(connectPoint.deviceId())).filter(l -> l.port().equals(connectPoint.port())).collect(Collectors.toSet());
        // therefore, we simply add this into the location list
        if (locations.isEmpty()) {
            hostProviderService.addLocationToHost(hostId, new HostLocation(connectPoint, createTime));
        }
        // the hostDetected method invocation in turn triggers host Update event
        if (locations.size() == 1) {
            hostProviderService.hostDetected(hostId, hostDesc, false);
        }
    } else {
        hostProviderService.hostDetected(hostId, hostDesc, false);
    }
}

Example 5 with ConnectPoint

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

the class MulticastRouteManager method addSink.

@Override
public void addSink(McastRoute route, HostId hostId) {
    if (checkRoute(route)) {
        Set<ConnectPoint> sinks = new HashSet<>();
        Host host = hostService.getHost(hostId);
        if (host != null) {
            sinks.addAll(host.locations());
        }
        store.addSink(route, hostId, sinks);
    }
}