Examples with TcpMatch org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch used on opensource projects

Example 1 with TcpMatch

use of org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch in project netvirt by opendaylight.

the class AclMatches method addIpProtocolMatch.

private void addIpProtocolMatch(AceIp aceIp) {
    // Match on IP
    setIpv4EtherType();
    IpMatchBuilder ipMatch = new IpMatchBuilder();
    ipMatch.setIpProtocol(aceIp.getProtocol());
    matchBuilder.setIpMatch(mergeIpMatch(matchBuilder, ipMatch));
    // TODO Ranges are not supported yet
    int srcPort = 0;
    if (aceIp.getSourcePortRange() != null && aceIp.getSourcePortRange().getLowerPort() != null) {
        srcPort = aceIp.getSourcePortRange().getLowerPort().getValue();
    }
    int dstPort = 0;
    if (aceIp.getDestinationPortRange() != null && aceIp.getDestinationPortRange().getLowerPort() != null) {
        dstPort = aceIp.getDestinationPortRange().getLowerPort().getValue();
    }
    // Match on a TCP/UDP src/dst port
    if (aceIp.getProtocol() == IPProtocols.TCP.shortValue()) {
        TcpMatchBuilder tcpMatch = new TcpMatchBuilder();
        if (srcPort != 0) {
            tcpMatch.setTcpSourcePort(new PortNumber(srcPort));
        }
        if (dstPort != 0) {
            tcpMatch.setTcpDestinationPort(new PortNumber(dstPort));
        }
        if (srcPort != 0 || dstPort != 0) {
            matchBuilder.setLayer4Match(tcpMatch.build());
        }
    } else if (aceIp.getProtocol() == IPProtocols.UDP.shortValue()) {
        UdpMatchBuilder udpMatch = new UdpMatchBuilder();
        if (srcPort != 0) {
            udpMatch.setUdpSourcePort(new PortNumber(srcPort));
        }
        if (dstPort != 0) {
            udpMatch.setUdpDestinationPort(new PortNumber(dstPort));
        }
        if (srcPort != 0 || dstPort != 0) {
            matchBuilder.setLayer4Match(udpMatch.build());
        }
    }
}

Example 2 with TcpMatch

use of org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch in project netvirt by opendaylight.

the class NaptFlowRemovedEventHandler method onFlowRemoved.

@Override
public void onFlowRemoved(FlowRemoved flowRemoved) {
    /*
        If the removed flow is from the OUTBOUND NAPT table :
        1) Get the ActionInfo of the flow.
        2) From the ActionInfo of the flow get the internal IP address, port and the protocol.
        3) Get the Metadata matching info of the flow.
        4) From the Metadata matching info of the flow get router ID.
        5) Querry the container intext-ip-port-map using the router ID
           and the internal IP address, port to get the external IP address, port
        6) Instantiate an NaptEntry event and populate the external IP address, port and the router ID.
        7) Place the NaptEntry event to the queue.
*/
    short tableId = flowRemoved.getTableId();
    RemovedFlowReason removedReasonFlag = flowRemoved.getReason();
    if (tableId == NwConstants.OUTBOUND_NAPT_TABLE && RemovedFlowReason.OFPRRIDLETIMEOUT.equals(removedReasonFlag)) {
        LOG.info("onFlowRemoved : triggered for table-{} entry", tableId);
        // Get the internal internal IP address and the port number from the IPv4 match.
        Ipv4Prefix internalIpv4Address = null;
        Layer3Match layer3Match = flowRemoved.getMatch().getLayer3Match();
        if (layer3Match instanceof Ipv4Match) {
            Ipv4Match internalIpv4Match = (Ipv4Match) layer3Match;
            internalIpv4Address = internalIpv4Match.getIpv4Source();
        }
        if (internalIpv4Address == null) {
            LOG.error("onFlowRemoved : Matching internal IP is null while retrieving the " + "value from the Outbound NAPT flow");
            return;
        }
        // Get the internal IP as a string
        String internalIpv4AddressAsString = internalIpv4Address.getValue();
        String[] internalIpv4AddressParts = internalIpv4AddressAsString.split("/");
        String internalIpv4HostAddress = null;
        if (internalIpv4AddressParts.length >= 1) {
            internalIpv4HostAddress = internalIpv4AddressParts[0];
        }
        // Get the protocol from the layer4 match
        NAPTEntryEvent.Protocol protocol = null;
        Integer internalPortNumber = null;
        Layer4Match layer4Match = flowRemoved.getMatch().getLayer4Match();
        if (layer4Match instanceof TcpMatch) {
            TcpMatchFields tcpMatchFields = (TcpMatchFields) layer4Match;
            internalPortNumber = tcpMatchFields.getTcpSourcePort().getValue();
            protocol = NAPTEntryEvent.Protocol.TCP;
        } else if (layer4Match instanceof UdpMatch) {
            UdpMatchFields udpMatchFields = (UdpMatchFields) layer4Match;
            internalPortNumber = udpMatchFields.getUdpSourcePort().getValue();
            protocol = NAPTEntryEvent.Protocol.UDP;
        }
        if (protocol == null) {
            LOG.error("onFlowRemoved : Matching protocol is null while retrieving the value " + "from the Outbound NAPT flow");
            return;
        }
        // Get the router ID from the metadata.
        Long routerId;
        BigInteger metadata = flowRemoved.getMatch().getMetadata().getMetadata();
        if (MetaDataUtil.getNatRouterIdFromMetadata(metadata) != 0) {
            routerId = MetaDataUtil.getNatRouterIdFromMetadata(metadata);
        } else {
            LOG.error("onFlowRemoved : Null exception while retrieving routerId");
            return;
        }
        final String internalIpPortKey = routerId + NatConstants.COLON_SEPARATOR + internalIpv4HostAddress + NatConstants.COLON_SEPARATOR + internalPortNumber;
        // Get the external IP address and the port from the model
        IpPortExternal ipPortExternal = NatUtil.getExternalIpPortMap(dataBroker, routerId, internalIpv4HostAddress, internalPortNumber.toString(), protocol);
        if (ipPortExternal == null) {
            LOG.error("onFlowRemoved : IpPortExternal not found, BGP vpn might be " + "associated with router");
            // router must be associated with BGP vpn ID
            long bgpVpnId = routerId;
            LOG.debug("onFlowRemoved : BGP VPN ID {}", bgpVpnId);
            String vpnName = NatUtil.getRouterName(dataBroker, bgpVpnId);
            String routerName = NatUtil.getRouterIdfromVpnInstance(dataBroker, vpnName);
            if (routerName == null) {
                LOG.error("onFlowRemoved : Unable to find router for VpnName {}", vpnName);
                return;
            }
            routerId = NatUtil.getVpnId(dataBroker, routerName);
            LOG.debug("onFlowRemoved : Router ID {}", routerId);
            ipPortExternal = NatUtil.getExternalIpPortMap(dataBroker, routerId, internalIpv4HostAddress, internalPortNumber.toString(), protocol);
            if (ipPortExternal == null) {
                LOG.error("onFlowRemoved : IpPortExternal is null while queried from the " + "model for routerId {}", routerId);
                return;
            }
        }
        String externalIpAddress = ipPortExternal.getIpAddress();
        int externalPortNumber = ipPortExternal.getPortNum();
        // Create an NAPT event and place it in the queue.
        NAPTEntryEvent naptEntryEvent = new NAPTEntryEvent(externalIpAddress, externalPortNumber, routerId, NAPTEntryEvent.Operation.DELETE, protocol, null, false, null);
        naptEventdispatcher.addFlowRemovedNaptEvent(naptEntryEvent);
        // Get the DPN ID from the Node
        InstanceIdentifier<Node> nodeRef = flowRemoved.getNode().getValue().firstIdentifierOf(Node.class);
        String dpn = nodeRef.firstKeyOf(Node.class).getId().getValue();
        BigInteger dpnId = getDpnId(dpn);
        String switchFlowRef = NatUtil.getNaptFlowRef(dpnId, tableId, String.valueOf(routerId), internalIpv4HostAddress, internalPortNumber);
        // Inform the MDSAL manager to inform about the flow removal.
        LOG.debug("onFlowRemoved : DPN ID {}, Metadata {}, SwitchFlowRef {}, " + "internalIpv4HostAddress{}", dpnId, routerId, switchFlowRef, internalIpv4AddressAsString);
        FlowEntity snatFlowEntity = NatUtil.buildFlowEntity(dpnId, tableId, switchFlowRef);
        long startTime = System.currentTimeMillis();
        mdsalManager.removeFlow(snatFlowEntity);
        LOG.debug("onFlowRemoved : Elapsed time fo deleting table-{} flow for snat ({}) session:{}ms", tableId, internalIpPortKey, (System.currentTimeMillis() - startTime));
        // Remove the SourceIP:Port key from the Napt packet handler map.
        naptPacketInHandler.removeIncomingPacketMap(internalIpPortKey);
        // Remove the mapping of internal fixed ip/port to external ip/port from the datastore.
        SessionAddress internalSessionAddress = new SessionAddress(internalIpv4HostAddress, internalPortNumber);
        naptManager.releaseIpExtPortMapping(routerId, internalSessionAddress, protocol);
        LOG.info("onFlowRemoved : exit");
    } else {
        LOG.debug("onFlowRemoved : Received flow removed notification due to flowdelete from switch for flowref");
    }
}

Example 3 with TcpMatch

use of org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch in project genius by opendaylight.

the class ActionSetTcpSourcePortTest method verifyAction.

private void verifyAction(Action action) {
    assertTrue(action.getAction() instanceof SetFieldCase);
    SetFieldCase actionCase = (SetFieldCase) action.getAction();
    assertNotNull(actionCase.getSetField().getLayer4Match());
    assertTrue(actionCase.getSetField().getLayer4Match() instanceof TcpMatch);
    TcpMatch tcpMatch = (TcpMatch) actionCase.getSetField().getLayer4Match();
    assertEquals(PORT, tcpMatch.getTcpSourcePort().getValue().intValue());
}

Example 4 with TcpMatch

use of org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch in project genius by opendaylight.

the class ActionSetUdpDestinationPortTest method verifyAction.

private void verifyAction(Action action) {
    assertTrue(action.getAction() instanceof SetFieldCase);
    SetFieldCase actionCase = (SetFieldCase) action.getAction();
    assertNotNull(actionCase.getSetField().getLayer4Match());
    assertTrue(actionCase.getSetField().getLayer4Match() instanceof UdpMatch);
    UdpMatch tcpMatch = (UdpMatch) actionCase.getSetField().getLayer4Match();
    assertEquals(PORT, tcpMatch.getUdpDestinationPort().getValue().intValue());
}

Example 5 with TcpMatch

use of org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch in project openflowplugin by opendaylight.

the class OpenflowpluginTestCommandProvider method createL4TCPMatch.

private static MatchBuilder createL4TCPMatch() {
    final MatchBuilder match = new MatchBuilder();
    final EthernetMatchBuilder eth = new EthernetMatchBuilder();
    final EthernetTypeBuilder ethTypeBuilder = new EthernetTypeBuilder();
    ethTypeBuilder.setType(new EtherType(0x0800L));
    eth.setEthernetType(ethTypeBuilder.build());
    match.setEthernetMatch(eth.build());
    // ipv4 version
    final IpMatchBuilder ipmatch = new IpMatchBuilder();
    ipmatch.setIpProtocol((short) 6);
    match.setIpMatch(ipmatch.build());
    final PortNumber srcport = new PortNumber(1213);
    final PortNumber dstport = new PortNumber(646);
    // tcp match
    final TcpMatchBuilder tcpmatch = new TcpMatchBuilder();
    tcpmatch.setTcpSourcePort(srcport);
    tcpmatch.setTcpDestinationPort(dstport);
    match.setLayer4Match(tcpmatch.build());
    return match;
}