Examples with Table org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table used on opensource projects

Example 6 with Table

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.

the class SubnetRoutePacketInHandler method onPacketReceived.

@Override
public void onPacketReceived(PacketReceived notification) {
    short tableId = notification.getTableId().getValue();
    LOG.trace("{} onPacketReceived: Packet punted from table {}", LOGGING_PREFIX, tableId);
    byte[] data = notification.getPayload();
    if (notification.getMatch() == null || notification.getMatch().getMetadata() == null) {
        LOG.error("{} onPacketReceived: Received from table {} where the match or metadata are null", LOGGING_PREFIX, tableId);
        return;
    }
    BigInteger metadata = notification.getMatch().getMetadata().getMetadata();
    Ethernet res = new Ethernet();
    if (tableId == NwConstants.L3_SUBNET_ROUTE_TABLE) {
        LOG.trace("{} onPacketReceived: Some packet received as {}", LOGGING_PREFIX, notification);
        try {
            res.deserialize(data, 0, data.length * NetUtils.NUM_BITS_IN_A_BYTE);
        } catch (PacketException e) {
            LOG.error("{} onPacketReceived: Failed to decode Packet ", LOGGING_PREFIX, e);
            VpnManagerCounters.subnet_route_packet_failed.inc();
            return;
        }
        try {
            Packet pkt = res.getPayload();
            if (pkt instanceof IPv4) {
                IPv4 ipv4 = (IPv4) pkt;
                byte[] srcIp = Ints.toByteArray(ipv4.getSourceAddress());
                byte[] dstIp = Ints.toByteArray(ipv4.getDestinationAddress());
                String dstIpStr = NWUtil.toStringIpAddress(dstIp);
                String srcIpStr = NWUtil.toStringIpAddress(srcIp);
                // It is an ARP request on a configured VPN. So we must
                // attempt to respond.
                long vpnId = MetaDataUtil.getVpnIdFromMetadata(metadata);
                LOG.info("{} onPacketReceived: Processing IPv4 Packet received with Source IP {} and Target IP {}" + " and vpnId {}", LOGGING_PREFIX, srcIpStr, dstIpStr, vpnId);
                Optional<VpnIds> vpnIdsOptional = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, VpnUtil.getVpnIdToVpnInstanceIdentifier(vpnId));
                if (!vpnIdsOptional.isPresent()) {
                    // Donot trigger subnetroute logic for packets from
                    // unknown VPNs
                    VpnManagerCounters.subnet_route_packet_ignored.inc();
                    LOG.info("{} onPacketReceived: Ignoring IPv4 packet with destination Ip {} and source Ip {}" + " as it came on unknown VPN with ID {}", LOGGING_PREFIX, dstIpStr, srcIpStr, vpnId);
                    return;
                }
                String vpnIdVpnInstanceName = vpnIdsOptional.get().getVpnInstanceName();
                if (VpnUtil.getNeutronPortFromVpnPortFixedIp(dataBroker, vpnIdVpnInstanceName, dstIpStr) != null) {
                    VpnManagerCounters.subnet_route_packet_ignored.inc();
                    LOG.info("{} onPacketReceived: IPv4 Packet received with Target IP {} source IP {} vpnId {} " + "is a valid Neutron port,ignoring subnet route processing", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
                    return;
                }
                if (VpnUtil.getLearntVpnVipToPort(dataBroker, vpnIdVpnInstanceName, dstIpStr) != null) {
                    VpnManagerCounters.subnet_route_packet_ignored.inc();
                    LOG.info("{} onPacketReceived: IPv4 Packet received with Target IP {} source Ip {} vpnId {}" + " is an already discovered IPAddress, ignoring subnet route processing", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
                    return;
                }
                long elanTag = MetaDataUtil.getElanTagFromMetadata(metadata);
                if (elanTag == 0L) {
                    VpnManagerCounters.subnet_route_packet_failed.inc();
                    LOG.error("{} onPacketReceived: elanTag value from metadata found to be 0, for IPv4 " + " Packet received with Target IP {} src Ip {} vpnId {}", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
                    return;
                }
                if (!vpnIdsOptional.get().isExternalVpn()) {
                    handleInternalVpnSubnetRoutePacket(metadata, dstIp, srcIpStr, dstIpStr, ipv4.getDestinationAddress(), vpnIdVpnInstanceName, elanTag);
                    return;
                }
                byte[] srcMac = res.getSourceMACAddress();
                handleBgpVpnSubnetRoute(ipv4, srcMac, dstIp, dstIpStr, srcIpStr, elanTag);
            }
        } catch (UnknownHostException | InterruptedException | ExecutionException ex) {
            // Failed to handle packet
            VpnManagerCounters.subnet_route_packet_failed.inc();
            LOG.error("{} onPacketReceived: Failed to handle subnetroute packet.", LOGGING_PREFIX, ex);
        }
        return;
    }
// All Arp responses learning for invisble IPs is handled by
// ArpNotificationHandler
}

Example 7 with Table

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.

the class AclServiceUtils method skipDeleteInCaseOfOverlappingIP.

/**
 * Skip delete in case of overlapping IP.
 *
 * <p>
 * When there are multiple ports (e.g., p1, p2, p3) having same AAP (e.g.,
 * 224.0.0.5) configured which are part of single SG, there would be single
 * flow in remote ACL table. When one of these ports (say p1) is deleted,
 * the single flow which is configured in remote ACL table shouldn't be
 * deleted. It should be deleted only when there are no more references to
 * it.
 *
 * @param portId the port id
 * @param remoteAclId the remote Acl Id
 * @param ipPrefix the ip prefix
 * @param addOrRemove the add or remove
 * @return true, if successful
 */
public boolean skipDeleteInCaseOfOverlappingIP(String portId, Uuid remoteAclId, IpPrefixOrAddress ipPrefix, int addOrRemove) {
    boolean skipDelete = false;
    if (addOrRemove != NwConstants.DEL_FLOW) {
        return skipDelete;
    }
    AclIpPrefixes aclIpPrefixes = getAclIpPrefixesFromOperDs(remoteAclId.getValue(), ipPrefix);
    if (aclIpPrefixes != null && aclIpPrefixes.getPortIds() != null) {
        List<String> ignorePorts = Lists.newArrayList(portId);
        List<PortIds> portIds = new ArrayList<>(aclIpPrefixes.getPortIds());
        // Checking if there are any other ports excluding ignorePorts
        long noOfRemotePorts = portIds.stream().map(x -> x.getPortId()).filter(y -> !ignorePorts.contains(y)).count();
        if (noOfRemotePorts > 0) {
            skipDelete = true;
        }
    }
    return skipDelete;
}

Example 8 with Table

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.

the class FibDSWriter method removeOrUpdateFibEntryFromDS.

public synchronized void removeOrUpdateFibEntryFromDS(String rd, String prefix, String nextHop) {
    if (rd == null || rd.isEmpty()) {
        LOG.error("Prefix {} not associated with vpn", prefix);
        return;
    }
    LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {} and nextHop {}", prefix, rd, nextHop);
    try {
        InstanceIdentifier<VrfEntry> vrfEntryId = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix)).build();
        Optional<VrfEntry> existingVrfEntry = singleTxDB.syncReadOptional(LogicalDatastoreType.CONFIGURATION, vrfEntryId);
        List<RoutePaths> routePaths = existingVrfEntry.toJavaUtil().map(VrfEntry::getRoutePaths).orElse(Collections.emptyList());
        if (routePaths.size() == 1) {
            if (routePaths.get(0).getNexthopAddress().equals(nextHop)) {
                bgpUtil.delete(vrfEntryId);
            }
        } else {
            routePaths.stream().map(RoutePaths::getNexthopAddress).filter(nextHopAddress -> nextHopAddress.equals(nextHop)).findFirst().ifPresent(nh -> {
                InstanceIdentifier<RoutePaths> routePathId = FibHelper.buildRoutePathId(rd, prefix, nextHop);
                bgpUtil.delete(routePathId);
            });
        }
    } catch (ReadFailedException e) {
        LOG.error("Error while reading vrfEntry for rd {}, prefix {}", rd, prefix);
        return;
    }
}

Example 9 with Table

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.

the class EvpnSnatFlowProgrammer method removeTunnelTableEntry.

public void removeTunnelTableEntry(BigInteger dpnId, long l3Vni, WriteTransaction removeFlowInvTx) {
    LOG.debug("removeTunnelTableEntry : Remove terminating service table {} --> table {} flow on NAPT DpnId {} " + "with l3Vni {} as matching parameter", NwConstants.INTERNAL_TUNNEL_TABLE, NwConstants.INBOUND_NAPT_TABLE, dpnId, l3Vni);
    List<MatchInfo> mkMatches = new ArrayList<>();
    // Matching metadata
    mkMatches.add(new MatchTunnelId(BigInteger.valueOf(l3Vni)));
    Flow flowEntity = MDSALUtil.buildFlowNew(NwConstants.INTERNAL_TUNNEL_TABLE, NatEvpnUtil.getFlowRef(dpnId, NwConstants.INTERNAL_TUNNEL_TABLE, l3Vni, NatConstants.SNAT_FLOW_NAME), 5, String.format("%s:%d", "TST Flow Entry ", l3Vni), 0, 0, COOKIE_TUNNEL.add(BigInteger.valueOf(l3Vni)), mkMatches, null);
    mdsalManager.removeFlowToTx(dpnId, flowEntity, removeFlowInvTx);
    LOG.debug("removeTunnelTableEntry : Successfully removed terminating service table flow {} on DpnId {}", flowEntity, dpnId);
}

Example 10 with Table

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.

the class EvpnSnatFlowProgrammer method evpnDelFibTsAndReverseTraffic.

public void evpnDelFibTsAndReverseTraffic(final BigInteger dpnId, final long routerId, final String externalIp, final String vpnName, String extGwMacAddress, WriteTransaction removeFlowInvTx) {
    /*
      * 1) Remove the flow INTERNAL_TUNNEL_TABLE (table=36)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed IP on DPN2) {DNAT to SNAT traffic on
      *     different Hypervisor}
      *
      * 2) Remove the flow L3_GW_MAC_TABLE (table=19)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed IP on DPN1 itself){DNAT to SNAT traffic on
      *     Same Hypervisor}
      *
      * 3) Remove the flow PDNAT_TABLE (table=25)-> INBOUND_NAPT_TABLE (table=44)
      *    (If there is no FIP Match on table 25 (PDNAT_TABLE) then default flow to INBOUND_NAPT_TABLE (table=44))
      *
      * 4) Remove the flow L3_FIB_TABLE (table=21)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed Ip on DPN1 itself. ie. same Hypervisor)
      *    {DNAT to SNAT Intra DC traffic}
      */
    String rd = NatUtil.getVpnRd(dataBroker, vpnName);
    if (rd == null) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Could not retrieve RD value from VPN Name {}", vpnName);
        return;
    }
    long vpnId = NatUtil.getVpnId(dataBroker, vpnName);
    if (vpnId == NatConstants.INVALID_ID) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Invalid Vpn Id is found for Vpn Name {}", vpnName);
        return;
    }
    if (extGwMacAddress == null) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Unable to Get External Gateway MAC address for " + "External Router ID {} ", routerId);
        return;
    }
    long l3Vni = NatEvpnUtil.getL3Vni(dataBroker, rd);
    if (l3Vni == NatConstants.DEFAULT_L3VNI_VALUE) {
        LOG.debug("evpnDelFibTsAndReverseTraffic : L3VNI value is not configured in Internet VPN {} and RD {} " + "Carve-out L3VNI value from OpenDaylight VXLAN VNI Pool and continue with installing " + "SNAT flows for External Fixed IP {}", vpnName, rd, externalIp);
        l3Vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, routerId).longValue();
    }
    final String externalFixedIp = NatUtil.validateAndAddNetworkMask(externalIp);
    RemoveFibEntryInput input = new RemoveFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(dpnId).setIpAddress(externalFixedIp).setIpAddressSource(RemoveFibEntryInput.IpAddressSource.ExternalFixedIP).setServiceId(l3Vni).build();
    LOG.debug("evpnDelFibTsAndReverseTraffic : Removing custom FIB table {} --> table {} flow on " + "NAPT Switch {} with l3Vni {}, ExternalFixedIp {}, ExternalVpnName {} for RouterId {}", NwConstants.L3_FIB_TABLE, NwConstants.INBOUND_NAPT_TABLE, dpnId, l3Vni, externalIp, vpnName, routerId);
    Future<RpcResult<Void>> future = fibService.removeFibEntry(input);
    ListenableFuture<RpcResult<Void>> futureVxlan = JdkFutureAdapters.listenInPoolThread(future);
    final long finalL3Vni = l3Vni;
    Futures.addCallback(futureVxlan, new FutureCallback<RpcResult<Void>>() {

        @Override
        public void onFailure(@Nonnull Throwable error) {
            LOG.error("evpnDelFibTsAndReverseTraffic : Error in custom fib routes remove process for " + "External Fixed IP {} on DPN {} with l3Vni {}, ExternalVpnName {} for RouterId {}", externalIp, dpnId, finalL3Vni, vpnName, routerId, error);
        }

        @Override
        public void onSuccess(@Nonnull RpcResult<Void> result) {
            if (result.isSuccessful()) {
                LOG.info("evpnDelFibTsAndReverseTraffic : Successfully removed custom FIB routes for " + "External Fixed IP {} on DPN {} with l3Vni {}, ExternalVpnName {} for " + "RouterId {}", externalIp, dpnId, finalL3Vni, vpnName, routerId);
                // remove INTERNAL_TUNNEL_TABLE (table=36)-> INBOUND_NAPT_TABLE (table=44) flow
                removeTunnelTableEntry(dpnId, finalL3Vni, removeFlowInvTx);
                // remove L3_GW_MAC_TABLE (table=19)-> INBOUND_NAPT_TABLE (table=44) flow
                NatUtil.removePreDnatToSnatTableEntry(mdsalManager, dpnId, removeFlowInvTx);
                // remove PDNAT_TABLE (table=25)-> INBOUND_NAPT_TABLE (table=44) flow
                NatEvpnUtil.removeL3GwMacTableEntry(dpnId, vpnId, extGwMacAddress, mdsalManager, removeFlowInvTx);
            }
        }
    }, MoreExecutors.directExecutor());
}