Search in sources :

Example 1 with Dhcp6ClientDataOption

use of org.onlab.packet.dhcp.Dhcp6ClientDataOption in project onos by opennetworkinglab.

the class Dhcp6HandlerImpl method handleLeaseQuery6ReplyMsg.

public void handleLeaseQuery6ReplyMsg(PacketContext context, DHCP6 dhcp6Payload) {
    ConnectPoint inPort = context.inPacket().receivedFrom();
    log.info("Got LQV6-REPLY on port {}", inPort);
    List<Dhcp6Option> lopt = dhcp6Payload.getOptions();
    log.info("Options list: {}", lopt);
    // find out if this lease is known is
    Dhcp6ClientDataOption clientDataOption = dhcp6Payload.getOptions().stream().filter(opt -> opt instanceof Dhcp6ClientDataOption).map(pld -> (Dhcp6ClientDataOption) pld).findFirst().orElse(null);
    if (clientDataOption == null) {
        log.warn("clientDataOption option is not present, " + "lease is UNKNOWN - not adding any new route...");
    } else {
        Dhcp6IaAddressOption aiAddressOption = clientDataOption.getOptions().stream().filter(opt -> opt instanceof Dhcp6IaAddressOption).map(pld -> (Dhcp6IaAddressOption) pld).findFirst().orElse(null);
        Dhcp6ClientIdOption clientIdOption = clientDataOption.getOptions().stream().filter(opt -> opt instanceof Dhcp6ClientIdOption).map(pld -> (Dhcp6ClientIdOption) pld).findFirst().orElse(null);
        if (aiAddressOption == null) {
            log.warn("clientDataOption from DHCP server does not " + "contains Dhcp6IaAddressOption for the client - giving up...");
        } else {
            Ip6Address clientAddress = aiAddressOption.getIp6Address();
            MacAddress clientMacAddress = MacAddress.valueOf(clientIdOption.getDuid().getLinkLayerAddress());
            Ethernet packet = context.inPacket().parsed();
            VlanId vlanId = VlanId.vlanId(packet.getVlanID());
            MacAddress potentialNextHopMac = findNextHopMacForIp6FromRelayStore(clientAddress, clientMacAddress, vlanId);
            if (potentialNextHopMac == null) {
                log.warn("Can't find next hop host mac for client {} mac:{}/{}", clientAddress, clientMacAddress, vlanId);
                return;
            } else {
                log.info("Next hop mac for {}/{}/{} is {}", clientAddress, clientMacAddress, vlanId, potentialNextHopMac.toString());
            }
            // search the next hop in the hosts store
            HostId gwHostId = HostId.hostId(potentialNextHopMac, vlanId);
            Host gwHost = hostService.getHost(gwHostId);
            if (gwHost == null) {
                log.warn("Can't find next hop host ID {}", gwHostId);
                return;
            }
            Ip6Address nextHopIp = gwHost.ipAddresses().stream().filter(IpAddress::isIp6).filter(IpAddress::isLinkLocal).map(IpAddress::getIp6Address).findFirst().orElse(null);
            if (nextHopIp == null) {
                log.warn("Can't find IP6 address of next hop {}", gwHost);
                return;
            }
            log.info("client " + clientAddress + " is known !");
            Route routeForIP6 = new Route(Route.Source.DHCP, clientAddress.toIpPrefix(), nextHopIp);
            log.debug("updating route of Client for indirectly connected.");
            log.debug("client ip: " + clientAddress + ", next hop ip6: " + nextHopIp);
            routeStore.updateRoute(routeForIP6);
        }
    }
}
Also used : Dhcp6IaPdOption(org.onlab.packet.dhcp.Dhcp6IaPdOption) DeviceService(org.onosproject.net.device.DeviceService) DefaultTrafficTreatment(org.onosproject.net.flow.DefaultTrafficTreatment) ConnectPoint(org.onosproject.net.ConnectPoint) ObjectiveError(org.onosproject.net.flowobjective.ObjectiveError) IgnoreDhcpConfig(org.onosproject.dhcprelay.config.IgnoreDhcpConfig) ApplicationId(org.onosproject.core.ApplicationId) Dhcp6IaNaOption(org.onlab.packet.dhcp.Dhcp6IaNaOption) Dhcp6IaTaOption(org.onlab.packet.dhcp.Dhcp6IaTaOption) Ip6Address(org.onlab.packet.Ip6Address) DhcpRelayStore(org.onosproject.dhcprelay.store.DhcpRelayStore) Deactivate(org.osgi.service.component.annotations.Deactivate) Set(java.util.Set) MsgType(org.onlab.packet.DHCP6.MsgType) PacketService(org.onosproject.net.packet.PacketService) DeviceId(org.onosproject.net.DeviceId) DhcpServerConfig(org.onosproject.dhcprelay.config.DhcpServerConfig) LEARN_ROUTE_FROM_LEASE_QUERY_DEFAULT(org.onosproject.dhcprelay.OsgiPropertyConstants.LEARN_ROUTE_FROM_LEASE_QUERY_DEFAULT) Dictionary(java.util.Dictionary) CopyOnWriteArrayList(java.util.concurrent.CopyOnWriteArrayList) Pipeliner(org.onosproject.net.behaviour.Pipeliner) REMOVE(org.onosproject.net.flowobjective.Objective.Operation.REMOVE) DhcpFpmPrefixStore(org.onosproject.dhcprelay.store.DhcpFpmPrefixStore) HostProviderRegistry(org.onosproject.net.host.HostProviderRegistry) Tools(org.onlab.util.Tools) RouteStore(org.onosproject.routeservice.RouteStore) Host(org.onosproject.net.Host) ComponentContext(org.osgi.service.component.ComponentContext) LEARN_ROUTE_FROM_LEASE_QUERY(org.onosproject.dhcprelay.OsgiPropertyConstants.LEARN_ROUTE_FROM_LEASE_QUERY) HostListener(org.onosproject.net.host.HostListener) InterfaceService(org.onosproject.net.intf.InterfaceService) HostService(org.onosproject.net.host.HostService) Multimaps(com.google.common.collect.Multimaps) ArrayList(java.util.ArrayList) Dhcp6InterfaceIdOption(org.onlab.packet.dhcp.Dhcp6InterfaceIdOption) Component(org.osgi.service.component.annotations.Component) Lists(com.google.common.collect.Lists) TrafficSelector(org.onosproject.net.flow.TrafficSelector) FpmRecord(org.onosproject.routing.fpm.api.FpmRecord) Dhcp6LeaseQueryOption(org.onlab.packet.dhcp.Dhcp6LeaseQueryOption) DefaultTrafficSelector(org.onosproject.net.flow.DefaultTrafficSelector) TpPort(org.onlab.packet.TpPort) ComponentConfigService(org.onosproject.cfg.ComponentConfigService) BasePacket(org.onlab.packet.BasePacket) Executor(java.util.concurrent.Executor) HostProvider(org.onosproject.net.host.HostProvider) VlanId(org.onlab.packet.VlanId) ProviderId(org.onosproject.net.provider.ProviderId) Dhcp6IaAddressOption(org.onlab.packet.dhcp.Dhcp6IaAddressOption) IPv6(org.onlab.packet.IPv6) DHCP6(org.onlab.packet.DHCP6) HexString(org.onlab.util.HexString) DhcpRecord(org.onosproject.dhcprelay.store.DhcpRecord) Objective(org.onosproject.net.flowobjective.Objective) MacAddress(org.onlab.packet.MacAddress) Dhcp6Duid(org.onlab.packet.dhcp.Dhcp6Duid) DefaultOutboundPacket(org.onosproject.net.packet.DefaultOutboundPacket) Route(org.onosproject.routeservice.Route) HostLocation(org.onosproject.net.HostLocation) Interface(org.onosproject.net.intf.Interface) CoreService(org.onosproject.core.CoreService) LoggerFactory(org.slf4j.LoggerFactory) Tools.groupedThreads(org.onlab.util.Tools.groupedThreads) ForwardingObjective(org.onosproject.net.flowobjective.ForwardingObjective) Dhcp6ClientIdOption(org.onlab.packet.dhcp.Dhcp6ClientIdOption) ByteBuffer(java.nio.ByteBuffer) Ethernet(org.onlab.packet.Ethernet) HostProviderService(org.onosproject.net.host.HostProviderService) HashMultimap(com.google.common.collect.HashMultimap) Dhcp6IaPrefixOption(org.onlab.packet.dhcp.Dhcp6IaPrefixOption) AtomicInteger(java.util.concurrent.atomic.AtomicInteger) DhcpServerInfo(org.onosproject.dhcprelay.api.DhcpServerInfo) ImmutableSet(com.google.common.collect.ImmutableSet) Device(org.onosproject.net.Device) Collection(java.util.Collection) Executors.newSingleThreadExecutor(java.util.concurrent.Executors.newSingleThreadExecutor) DefaultForwardingObjective(org.onosproject.net.flowobjective.DefaultForwardingObjective) Sets(com.google.common.collect.Sets) Preconditions.checkState(com.google.common.base.Preconditions.checkState) List(java.util.List) ObjectiveContext(org.onosproject.net.flowobjective.ObjectiveContext) PacketContext(org.onosproject.net.packet.PacketContext) Optional(java.util.Optional) HostDescription(org.onosproject.net.host.HostDescription) IpPrefix(org.onlab.packet.IpPrefix) Dhcp6ClientDataOption(org.onlab.packet.dhcp.Dhcp6ClientDataOption) ADD(org.onosproject.net.flowobjective.Objective.Operation.ADD) Multimap(com.google.common.collect.Multimap) Dhcp6RelayOption(org.onlab.packet.dhcp.Dhcp6RelayOption) DhcpRelayCountersStore(org.onosproject.dhcprelay.store.DhcpRelayCountersStore) FlowObjectiveService(org.onosproject.net.flowobjective.FlowObjectiveService) DefaultHostDescription(org.onosproject.net.host.DefaultHostDescription) OutboundPacket(org.onosproject.net.packet.OutboundPacket) Activate(org.osgi.service.component.annotations.Activate) HostEvent(org.onosproject.net.host.HostEvent) HostId(org.onosproject.net.HostId) IpAddress(org.onlab.packet.IpAddress) TrafficTreatment(org.onosproject.net.flow.TrafficTreatment) Logger(org.slf4j.Logger) Semaphore(java.util.concurrent.Semaphore) Preconditions.checkNotNull(com.google.common.base.Preconditions.checkNotNull) Dhcp6Option(org.onlab.packet.dhcp.Dhcp6Option) UDP(org.onlab.packet.UDP) DhcpHandler(org.onosproject.dhcprelay.api.DhcpHandler) ReferenceCardinality(org.osgi.service.component.annotations.ReferenceCardinality) Modified(org.osgi.service.component.annotations.Modified) PacketPriority(org.onosproject.net.packet.PacketPriority) Reference(org.osgi.service.component.annotations.Reference) Dhcp6ClientDataOption(org.onlab.packet.dhcp.Dhcp6ClientDataOption) Dhcp6IaAddressOption(org.onlab.packet.dhcp.Dhcp6IaAddressOption) Host(org.onosproject.net.Host) MacAddress(org.onlab.packet.MacAddress) HostId(org.onosproject.net.HostId) ConnectPoint(org.onosproject.net.ConnectPoint) Ip6Address(org.onlab.packet.Ip6Address) Dhcp6Option(org.onlab.packet.dhcp.Dhcp6Option) Ethernet(org.onlab.packet.Ethernet) IpAddress(org.onlab.packet.IpAddress) VlanId(org.onlab.packet.VlanId) Route(org.onosproject.routeservice.Route) Dhcp6ClientIdOption(org.onlab.packet.dhcp.Dhcp6ClientIdOption)

Aggregations

Preconditions.checkNotNull (com.google.common.base.Preconditions.checkNotNull)1 Preconditions.checkState (com.google.common.base.Preconditions.checkState)1 HashMultimap (com.google.common.collect.HashMultimap)1 ImmutableSet (com.google.common.collect.ImmutableSet)1 Lists (com.google.common.collect.Lists)1 Multimap (com.google.common.collect.Multimap)1 Multimaps (com.google.common.collect.Multimaps)1 Sets (com.google.common.collect.Sets)1 ByteBuffer (java.nio.ByteBuffer)1 ArrayList (java.util.ArrayList)1 Collection (java.util.Collection)1 Dictionary (java.util.Dictionary)1 List (java.util.List)1 Optional (java.util.Optional)1 Set (java.util.Set)1 CopyOnWriteArrayList (java.util.concurrent.CopyOnWriteArrayList)1 Executor (java.util.concurrent.Executor)1 Executors.newSingleThreadExecutor (java.util.concurrent.Executors.newSingleThreadExecutor)1 Semaphore (java.util.concurrent.Semaphore)1 AtomicInteger (java.util.concurrent.atomic.AtomicInteger)1