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Example 1 with DefaultHostDescription

use of org.onosproject.net.host.DefaultHostDescription 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);
    }
}
Also used : HostLocation(org.onosproject.net.HostLocation) K8sNetworkingUtil.existingContainerPortByName(org.onosproject.k8snetworking.util.K8sNetworkingUtil.existingContainerPortByName) CoreService(org.onosproject.core.CoreService) DeviceService(org.onosproject.net.device.DeviceService) LoggerFactory(org.slf4j.LoggerFactory) Tools.groupedThreads(org.onlab.util.Tools.groupedThreads) K8sNodeListener(org.onosproject.k8snode.api.K8sNodeListener) K8sNetworkListener(org.onosproject.k8snetworking.api.K8sNetworkListener) ConnectPoint(org.onosproject.net.ConnectPoint) HostProviderService(org.onosproject.net.host.HostProviderService) Port(org.onosproject.net.Port) PORT_MAC(org.onosproject.net.AnnotationKeys.PORT_MAC) K8sNetworkingUtil.isContainer(org.onosproject.k8snetworking.util.K8sNetworkingUtil.isContainer) MastershipService(org.onosproject.mastership.MastershipService) ANNOTATION_CREATE_TIME(org.onosproject.k8snetworking.api.Constants.ANNOTATION_CREATE_TIME) ImmutableSet(com.google.common.collect.ImmutableSet) Device(org.onosproject.net.Device) Deactivate(org.osgi.service.component.annotations.Deactivate) Set(java.util.Set) Collectors(java.util.stream.Collectors) Executors(java.util.concurrent.Executors) GENEVE(org.onosproject.k8snetworking.api.Constants.GENEVE) DeviceEvent(org.onosproject.net.device.DeviceEvent) K8sNetworkAdminService(org.onosproject.k8snetworking.api.K8sNetworkAdminService) DeviceId(org.onosproject.net.DeviceId) HostDescription(org.onosproject.net.host.HostDescription) INIT(org.onosproject.k8snode.api.K8sNodeState.INIT) HostProviderRegistry(org.onosproject.net.host.HostProviderRegistry) Tools(org.onlab.util.Tools) Host(org.onosproject.net.Host) PORT_NAME(org.onosproject.net.AnnotationKeys.PORT_NAME) GRE(org.onosproject.k8snetworking.api.Constants.GRE) HostService(org.onosproject.net.host.HostService) Strings(com.google.common.base.Strings) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) Component(org.osgi.service.component.annotations.Component) ANNOTATION_PORT_ID(org.onosproject.k8snetworking.api.Constants.ANNOTATION_PORT_ID) ANNOTATION_NETWORK_ID(org.onosproject.k8snetworking.api.Constants.ANNOTATION_NETWORK_ID) K8sNetworkEvent(org.onosproject.k8snetworking.api.K8sNetworkEvent) K8sPort(org.onosproject.k8snetworking.api.K8sPort) K8sNodeEvent(org.onosproject.k8snode.api.K8sNodeEvent) Activate(org.osgi.service.component.annotations.Activate) K8sNode(org.onosproject.k8snode.api.K8sNode) HostId(org.onosproject.net.HostId) ExecutorService(java.util.concurrent.ExecutorService) K8S_NETWORKING_APP_ID(org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID) AbstractProvider(org.onosproject.net.provider.AbstractProvider) DeviceListener(org.onosproject.net.device.DeviceListener) Logger(org.slf4j.Logger) HostProvider(org.onosproject.net.host.HostProvider) VXLAN(org.onosproject.k8snetworking.api.Constants.VXLAN) VlanId(org.onlab.packet.VlanId) K8sHostService(org.onosproject.k8snode.api.K8sHostService) ProviderId(org.onosproject.net.provider.ProviderId) ANNOTATION_SEGMENT_ID(org.onosproject.k8snetworking.api.Constants.ANNOTATION_SEGMENT_ID) ReferenceCardinality(org.osgi.service.component.annotations.ReferenceCardinality) DefaultAnnotations(org.onosproject.net.DefaultAnnotations) K8sNetworkingUtil.existingContainerPortByMac(org.onosproject.k8snetworking.util.K8sNetworkingUtil.existingContainerPortByMac) K8sNetwork(org.onosproject.k8snetworking.api.K8sNetwork) K8sNetworkingUtil.allK8sDevices(org.onosproject.k8snetworking.util.K8sNetworkingUtil.allK8sDevices) MacAddress(org.onlab.packet.MacAddress) K8sNodeService(org.onosproject.k8snode.api.K8sNodeService) Reference(org.osgi.service.component.annotations.Reference) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) DefaultAnnotations(org.onosproject.net.DefaultAnnotations) Host(org.onosproject.net.Host) MacAddress(org.onlab.packet.MacAddress) HostId(org.onosproject.net.HostId) ConnectPoint(org.onosproject.net.ConnectPoint) HostDescription(org.onosproject.net.host.HostDescription) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) K8sNetwork(org.onosproject.k8snetworking.api.K8sNetwork) HostLocation(org.onosproject.net.HostLocation) K8sPort(org.onosproject.k8snetworking.api.K8sPort)

Example 2 with DefaultHostDescription

use of org.onosproject.net.host.DefaultHostDescription in project onos by opennetworkinglab.

the class Dhcp4HandlerImpl method handleDhcpAck.

/**
 * Send the DHCP ack to the requester host.
 * Modify Host or Route store according to the type of DHCP.
 *
 * @param ethernetPacketAck the packet
 * @param dhcpPayload the DHCP data
 */
private void handleDhcpAck(Ethernet ethernetPacketAck, DHCP dhcpPayload) {
    Optional<Interface> outInterface = getClientInterface(ethernetPacketAck, dhcpPayload);
    if (!outInterface.isPresent()) {
        log.warn("Can't find output interface for dhcp: {}", dhcpPayload);
        return;
    }
    Interface outIface = outInterface.get();
    ConnectPoint location = outIface.connectPoint();
    if (!location.port().hasName()) {
        location = translateSwitchPort(location);
    }
    HostLocation hostLocation = new HostLocation(location, System.currentTimeMillis());
    MacAddress macAddress = MacAddress.valueOf(dhcpPayload.getClientHardwareAddress());
    VlanId vlanId = getVlanIdFromRelayAgentOption(dhcpPayload);
    if (vlanId == null) {
        vlanId = outIface.vlan();
    }
    HostId hostId = HostId.hostId(macAddress, vlanId);
    Ip4Address ip = Ip4Address.valueOf(dhcpPayload.getYourIPAddress());
    if (directlyConnected(dhcpPayload)) {
        // Add to host store if it connect to network directly
        Set<IpAddress> ips = Sets.newHashSet(ip);
        Host host = hostService.getHost(hostId);
        Set<HostLocation> hostLocations = Sets.newHashSet(hostLocation);
        if (host != null) {
            // Dual homing support:
            // if host exists, use old locations and new location
            hostLocations.addAll(host.locations());
        }
        HostDescription desc = new DefaultHostDescription(macAddress, vlanId, hostLocations, ips, false);
        // Add IP address when dhcp server give the host new ip address
        providerService.hostDetected(hostId, desc, false);
    } else {
        // Add to route store if it does not connect to network directly
        // Get gateway host IP according to host mac address
        // TODO: remove relay store here
        DhcpRecord record = dhcpRelayStore.getDhcpRecord(hostId).orElse(null);
        if (record == null) {
            log.warn("Can't find DHCP record of host {}", hostId);
            return;
        }
        MacAddress gwMac = record.nextHop().orElse(null);
        if (gwMac == null) {
            log.warn("Can't find gateway mac address from record {}", record);
            return;
        }
        HostId gwHostId = HostId.hostId(gwMac, record.vlanId());
        Host gwHost = hostService.getHost(gwHostId);
        if (gwHost == null) {
            log.warn("Can't find gateway host {}", gwHostId);
            return;
        }
        Ip4Address nextHopIp = gwHost.ipAddresses().stream().filter(IpAddress::isIp4).map(IpAddress::getIp4Address).findFirst().orElse(null);
        if (nextHopIp == null) {
            log.warn("Can't find IP address of gateway {}", gwHost);
            return;
        }
        Route route = new Route(Route.Source.DHCP, ip.toIpPrefix(), nextHopIp);
        routeStore.replaceRoute(route);
    }
}
Also used : DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) Ip4Address(org.onlab.packet.Ip4Address) Host(org.onosproject.net.Host) DhcpRecord(org.onosproject.dhcprelay.store.DhcpRecord) MacAddress(org.onlab.packet.MacAddress) HostId(org.onosproject.net.HostId) ConnectPoint(org.onosproject.net.ConnectPoint) HostDescription(org.onosproject.net.host.HostDescription) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) HostLocation(org.onosproject.net.HostLocation) InterfaceIpAddress(org.onosproject.net.host.InterfaceIpAddress) IpAddress(org.onlab.packet.IpAddress) Interface(org.onosproject.net.intf.Interface) VlanId(org.onlab.packet.VlanId) Route(org.onosproject.routeservice.Route)

Example 3 with DefaultHostDescription

use of org.onosproject.net.host.DefaultHostDescription in project onos by opennetworkinglab.

the class OpenstackSwitchingHostProvider method processPortAdded.

/**
 * Processes port addition event.
 * Once a port addition event is detected, it tries to create a host instance
 * with openstack augmented host information such as networkId, portId,
 * createTime, segmentId and notifies to host provider.
 *
 * @param port port object used in ONOS
 */
void processPortAdded(Port port) {
    // TODO check the node state is COMPLETE
    org.openstack4j.model.network.Port osPort = osNetworkService.port(port);
    if (osPort == null) {
        log.warn(ERR_ADD_HOST + "OpenStack port for {} not found", port);
        return;
    }
    Network osNet = osNetworkService.network(osPort.getNetworkId());
    if (osNet == null) {
        log.warn(ERR_ADD_HOST + "OpenStack network {} not found", osPort.getNetworkId());
        return;
    }
    if (osPort.getFixedIps().isEmpty()) {
        log.warn(ERR_ADD_HOST + "no fixed IP for port {}", osPort.getId());
        return;
    }
    MacAddress mac = MacAddress.valueOf(osPort.getMacAddress());
    HostId hostId = HostId.hostId(mac);
    /* typically one openstack port should only be bound to one fix IP address;
           however, openstack4j binds multiple fixed IPs to one port, this might
           be a defect of openstack4j implementation */
    // TODO: we need to find a way to bind multiple ports from multiple
    // openstack networks into one host sooner or later
    Set<IpAddress> fixedIps = osPort.getFixedIps().stream().map(ip -> IpAddress.valueOf(ip.getIpAddress())).collect(Collectors.toSet());
    // 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();
    // 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, osPort.getNetworkId()).set(ANNOTATION_PORT_ID, osPort.getId()).set(ANNOTATION_CREATE_TIME, String.valueOf(createTime));
    // FLAT typed network does not require segment ID
    Type netType = osNetworkService.networkType(osNet.getId());
    if (netType != FLAT) {
        annotations.set(ANNOTATION_SEGMENT_ID, osNet.getProviderSegID());
    }
    // build host description object
    HostDescription hostDesc = new DefaultHostDescription(mac, VlanId.NONE, new HostLocation(connectPoint, createTime), fixedIps, 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);
    }
}
Also used : HostLocation(org.onosproject.net.HostLocation) CoreService(org.onosproject.core.CoreService) DeviceService(org.onosproject.net.device.DeviceService) LoggerFactory(org.slf4j.LoggerFactory) Tools.groupedThreads(org.onlab.util.Tools.groupedThreads) Constants(org.onosproject.openstacknetworking.api.Constants) OpenstackNetworkListener(org.onosproject.openstacknetworking.api.OpenstackNetworkListener) OpenstackNetworkingUtil.vnicType(org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.vnicType) ConnectPoint(org.onosproject.net.ConnectPoint) HostProviderService(org.onosproject.net.host.HostProviderService) OpenstackNodeListener(org.onosproject.openstacknode.api.OpenstackNodeListener) TUNNEL_TYPE(org.onosproject.openstacknetworking.api.Constants.TUNNEL_TYPE) Port(org.onosproject.net.Port) Type(org.onosproject.openstacknetworking.api.OpenstackNetwork.Type) OpenstackNetworkEvent(org.onosproject.openstacknetworking.api.OpenstackNetworkEvent) MastershipService(org.onosproject.mastership.MastershipService) OpenstackNodeService(org.onosproject.openstacknode.api.OpenstackNodeService) Constants.portNamePrefixMap(org.onosproject.openstacknetworking.api.Constants.portNamePrefixMap) Device(org.onosproject.net.Device) Deactivate(org.osgi.service.component.annotations.Deactivate) Set(java.util.Set) Collectors(java.util.stream.Collectors) Executors(java.util.concurrent.Executors) OPENSTACK_NETWORKING_APP_ID(org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID) FLAT(org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.FLAT) DeviceEvent(org.onosproject.net.device.DeviceEvent) Optional(java.util.Optional) HostDescription(org.onosproject.net.host.HostDescription) ANNOTATION_NETWORK_ID(org.onosproject.openstacknetworking.api.Constants.ANNOTATION_NETWORK_ID) HostProviderRegistry(org.onosproject.net.host.HostProviderRegistry) Tools(org.onlab.util.Tools) Host(org.onosproject.net.Host) OpenstackNode(org.onosproject.openstacknode.api.OpenstackNode) Network(org.openstack4j.model.network.Network) PORT_NAME(org.onosproject.net.AnnotationKeys.PORT_NAME) PORT_NAME_PREFIX_VM(org.onosproject.openstacknetworking.api.Constants.PORT_NAME_PREFIX_VM) HostService(org.onosproject.net.host.HostService) CONTROLLER(org.onosproject.openstacknode.api.OpenstackNode.NodeType.CONTROLLER) Strings(com.google.common.base.Strings) OpenstackNetworkService(org.onosproject.openstacknetworking.api.OpenstackNetworkService) PORT_NAME_VHOST_USER_PREFIX_VM(org.onosproject.openstacknetworking.api.Constants.PORT_NAME_VHOST_USER_PREFIX_VM) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) Component(org.osgi.service.component.annotations.Component) ANNOTATION_SEGMENT_ID(org.onosproject.openstacknetworking.api.Constants.ANNOTATION_SEGMENT_ID) Activate(org.osgi.service.component.annotations.Activate) HostId(org.onosproject.net.HostId) ExecutorService(java.util.concurrent.ExecutorService) IpAddress(org.onlab.packet.IpAddress) AbstractProvider(org.onosproject.net.provider.AbstractProvider) ANNOTATION_PORT_ID(org.onosproject.openstacknetworking.api.Constants.ANNOTATION_PORT_ID) DeviceListener(org.onosproject.net.device.DeviceListener) Logger(org.slf4j.Logger) HostProvider(org.onosproject.net.host.HostProvider) VlanId(org.onlab.packet.VlanId) ANNOTATION_CREATE_TIME(org.onosproject.openstacknetworking.api.Constants.ANNOTATION_CREATE_TIME) ProviderId(org.onosproject.net.provider.ProviderId) ReferenceCardinality(org.osgi.service.component.annotations.ReferenceCardinality) DefaultAnnotations(org.onosproject.net.DefaultAnnotations) OpenstackNodeEvent(org.onosproject.openstacknode.api.OpenstackNodeEvent) MacAddress(org.onlab.packet.MacAddress) Reference(org.osgi.service.component.annotations.Reference) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) DefaultAnnotations(org.onosproject.net.DefaultAnnotations) Host(org.onosproject.net.Host) MacAddress(org.onlab.packet.MacAddress) HostId(org.onosproject.net.HostId) ConnectPoint(org.onosproject.net.ConnectPoint) HostDescription(org.onosproject.net.host.HostDescription) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) OpenstackNetworkingUtil.vnicType(org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.vnicType) Type(org.onosproject.openstacknetworking.api.OpenstackNetwork.Type) Network(org.openstack4j.model.network.Network) HostLocation(org.onosproject.net.HostLocation) IpAddress(org.onlab.packet.IpAddress)

Example 4 with DefaultHostDescription

use of org.onosproject.net.host.DefaultHostDescription in project onos by opennetworkinglab.

the class OpenstackSwitchingHostProviderTest method testProcessPortAddedForUpdate.

/**
 * Tests the process port added method for updating case.
 */
@Test
public void testProcessPortAddedForUpdate() {
    org.onosproject.net.Port addedPort = new DefaultPort(DEV1, P1, true, ANNOTATIONS);
    DeviceEvent addedEvent = new DeviceEvent(DeviceEvent.Type.PORT_ADDED, DEV1, addedPort);
    target.portAddedHelper(addedEvent);
    // org.onosproject.net.Port updatedPort = new DefaultPort(DEV1, P2, true, ANNOTATIONS);
    // DeviceEvent updatedEvent = new DeviceEvent(DeviceEvent.Type.PORT_ADDED, DEV1, updatedPort);
    target.portAddedHelper(addedEvent);
    HostId hostId = HostId.hostId(HOST_MAC);
    HostDescription hostDesc = new DefaultHostDescription(HOST_MAC, VlanId.NONE, new HostLocation(CP11, System.currentTimeMillis()), ImmutableSet.of(HOST_IP11), ANNOTATIONS);
    verifyHostResult(hostId, hostDesc);
}
Also used : DeviceEvent(org.onosproject.net.device.DeviceEvent) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) HostLocation(org.onosproject.net.HostLocation) HostId(org.onosproject.net.HostId) DefaultPort(org.onosproject.net.DefaultPort) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) HostDescription(org.onosproject.net.host.HostDescription) Test(org.junit.Test)

Example 5 with DefaultHostDescription

use of org.onosproject.net.host.DefaultHostDescription in project onos by opennetworkinglab.

the class BasicHostOperator method combine.

/**
 * Generates a HostDescription containing fields from a HostDescription and
 * a HostConfig.
 *
 * @param cfg   the host config entity from network config
 * @param descr a HostDescription
 * @return HostDescription based on both sources
 */
public static HostDescription combine(BasicHostConfig cfg, HostDescription descr) {
    if (cfg == null || descr == null) {
        return descr;
    }
    Set<HostLocation> locations = descr.locations();
    Set<HostLocation> cfgLocations = cfg.locations();
    if (cfgLocations != null) {
        locations = cfgLocations.stream().map(hostLocation -> new HostLocation(hostLocation, System.currentTimeMillis())).collect(Collectors.toSet());
    }
    Set<HostLocation> auxLocations = descr.auxLocations();
    Set<HostLocation> cfgAuxLocations = cfg.auxLocations();
    if (cfgAuxLocations != null) {
        auxLocations = cfgAuxLocations.stream().map(hostLocation -> new HostLocation(hostLocation, System.currentTimeMillis())).collect(Collectors.toSet());
    }
    Set<IpAddress> ipAddresses = descr.ipAddress();
    Set<IpAddress> cfgIpAddresses = cfg.ipAddresses();
    if (cfgIpAddresses != null) {
        ipAddresses = cfgIpAddresses;
    }
    SparseAnnotations sa = combine(cfg, descr.annotations());
    return new DefaultHostDescription(descr.hwAddress(), descr.vlan(), locations, auxLocations, ipAddresses, descr.innerVlan(), descr.tpid(), descr.configured(), sa);
}
Also used : SparseAnnotations(org.onosproject.net.SparseAnnotations) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) HostLocation(org.onosproject.net.HostLocation) IpAddress(org.onlab.packet.IpAddress)

Aggregations

DefaultHostDescription (org.onosproject.net.host.DefaultHostDescription)16 HostDescription (org.onosproject.net.host.HostDescription)12 HostId (org.onosproject.net.HostId)10 HostLocation (org.onosproject.net.HostLocation)7 IpAddress (org.onlab.packet.IpAddress)4 MacAddress (org.onlab.packet.MacAddress)4 VlanId (org.onlab.packet.VlanId)4 Host (org.onosproject.net.Host)4 DeviceEvent (org.onosproject.net.device.DeviceEvent)4 ConnectPoint (org.onosproject.net.ConnectPoint)3 Strings (com.google.common.base.Strings)2 Set (java.util.Set)2 ExecutorService (java.util.concurrent.ExecutorService)2 Executors (java.util.concurrent.Executors)2 Collectors (java.util.stream.Collectors)2 Tools (org.onlab.util.Tools)2 Tools.groupedThreads (org.onlab.util.Tools.groupedThreads)2 CoreService (org.onosproject.core.CoreService)2 MastershipService (org.onosproject.mastership.MastershipService)2 PORT_NAME (org.onosproject.net.AnnotationKeys.PORT_NAME)2