Examples with Drop org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop used on opensource projects

Example 1 with Drop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop in project netvirt by opendaylight.

the class ElanInterfaceManager method removeFilterEqualsTable.

public void removeFilterEqualsTable(ElanInstance elanInfo, InterfaceInfo interfaceInfo, WriteTransaction deleteFlowGroupTx) {
    int ifTag = interfaceInfo.getInterfaceTag();
    Flow flow = MDSALUtil.buildFlowNew(NwConstants.ELAN_FILTER_EQUALS_TABLE, getFlowRef(NwConstants.ELAN_FILTER_EQUALS_TABLE, ifTag, "group"), 9, elanInfo.getElanInstanceName(), 0, 0, ElanConstants.COOKIE_ELAN_FILTER_EQUALS.add(BigInteger.valueOf(ifTag)), ElanUtils.getTunnelIdMatchForFilterEqualsLPortTag(ifTag), elanUtils.getInstructionsInPortForOutGroup(interfaceInfo.getInterfaceName()));
    mdsalManager.removeFlowToTx(interfaceInfo.getDpId(), flow, deleteFlowGroupTx);
    Flow flowEntity = MDSALUtil.buildFlowNew(NwConstants.ELAN_FILTER_EQUALS_TABLE, getFlowRef(NwConstants.ELAN_FILTER_EQUALS_TABLE, ifTag, "drop"), 10, elanInfo.getElanInstanceName(), 0, 0, ElanConstants.COOKIE_ELAN_FILTER_EQUALS.add(BigInteger.valueOf(ifTag)), getMatchesForFilterEqualsLPortTag(ifTag), MDSALUtil.buildInstructionsDrop());
    mdsalManager.removeFlowToTx(interfaceInfo.getDpId(), flowEntity, deleteFlowGroupTx);
}

Example 2 with Drop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop in project netvirt by opendaylight.

the class AclLiveStatisticsHelper method getAclPortStats.

/**
 * Gets the acl port stats.
 *
 * @param direction the direction
 * @param interfaceNames the interface names
 * @param odlDirectStatsService the odl direct stats service
 * @param dataBroker the data broker
 * @return the acl port stats
 */
public static List<AclPortStats> getAclPortStats(Direction direction, List<String> interfaceNames, OpendaylightDirectStatisticsService odlDirectStatsService, DataBroker dataBroker) {
    LOG.trace("Get ACL port stats for direction {} and interfaces {}", direction, interfaceNames);
    List<AclPortStats> lstAclPortStats = new ArrayList<>();
    Short tableId = getTableId(direction);
    FlowCookie aclDropFlowCookie = new FlowCookie(AclConstants.COOKIE_ACL_DROP_FLOW);
    FlowCookie aclDropFlowCookieMask = new FlowCookie(COOKIE_ACL_DROP_FLOW_MASK);
    for (String interfaceName : interfaceNames) {
        AclPortStatsBuilder aclStatsBuilder = new AclPortStatsBuilder().setInterfaceName(interfaceName);
        Interface interfaceState = AclServiceUtils.getInterfaceStateFromOperDS(dataBroker, interfaceName);
        if (interfaceState == null) {
            String errMsg = "Interface not found in datastore.";
            addError(lstAclPortStats, aclStatsBuilder, errMsg);
            continue;
        }
        BigInteger dpId = AclServiceUtils.getDpIdFromIterfaceState(interfaceState);
        if (dpId == null) {
            String errMsg = "Failed to find device for the interface.";
            addError(lstAclPortStats, aclStatsBuilder, errMsg);
            continue;
        }
        NodeRef nodeRef = buildNodeRef(dpId);
        Integer lportTag = interfaceState.getIfIndex();
        Match metadataMatch = buildMetadataMatch(lportTag);
        GetFlowStatisticsInputBuilder input = new GetFlowStatisticsInputBuilder().setNode(nodeRef).setCookie(aclDropFlowCookie).setCookieMask(aclDropFlowCookieMask).setMatch(metadataMatch).setStoreStats(false);
        if (direction != Direction.Both) {
            input.setTableId(tableId);
        }
        Future<RpcResult<GetFlowStatisticsOutput>> rpcResultFuture = odlDirectStatsService.getFlowStatistics(input.build());
        RpcResult<GetFlowStatisticsOutput> rpcResult = null;
        try {
            rpcResult = rpcResultFuture.get();
        } catch (InterruptedException | ExecutionException e) {
            String errMsg = "Unable to retrieve drop counts due to error: " + e.getMessage();
            addError(lstAclPortStats, aclStatsBuilder, errMsg);
            LOG.error("Exception occurred during get flow statistics for interface {}", interfaceName, e);
        }
        if (rpcResult != null && rpcResult.isSuccessful() && rpcResult.getResult() != null) {
            GetFlowStatisticsOutput flowStatsOutput = rpcResult.getResult();
            getAclDropStats(direction, aclStatsBuilder, flowStatsOutput);
            lstAclPortStats.add(aclStatsBuilder.build());
        } else {
            handleRpcErrors(lstAclPortStats, aclStatsBuilder, rpcResult);
        }
    }
    return lstAclPortStats;
}

Example 3 with Drop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop in project netvirt by opendaylight.

the class ExternalNetworkGroupInstaller method buildExtNetGroupEntity.

private GroupEntity buildExtNetGroupEntity(String macAddress, String subnetName, long groupId, String extInterface, BigInteger dpnId) {
    List<ActionInfo> actionList = new ArrayList<>();
    final int setFieldEthDestActionPos = 0;
    List<ActionInfo> egressActionList = new ArrayList<>();
    if (extInterface != null) {
        egressActionList = NatUtil.getEgressActionsForInterface(interfaceManager, extInterface, null, setFieldEthDestActionPos + 1);
    }
    if (Strings.isNullOrEmpty(macAddress) || egressActionList.isEmpty()) {
        if (Strings.isNullOrEmpty(macAddress)) {
            LOG.trace("buildExtNetGroupEntity : Building ext-net group {} entry with drop action since " + "GW mac has not been resolved for subnet {} extInterface {}", groupId, subnetName, extInterface);
        } else {
            LOG.warn("buildExtNetGroupEntity : Building ext-net group {} entry with drop action since " + "no egress actions were found for subnet {} extInterface {}", groupId, subnetName, extInterface);
        }
        actionList.add(new ActionDrop());
    } else {
        LOG.trace("Building ext-net group {} entry for subnet {} extInterface {} macAddress {}", groupId, subnetName, extInterface, macAddress);
        actionList.add(new ActionSetFieldEthernetDestination(setFieldEthDestActionPos, new MacAddress(macAddress)));
        actionList.addAll(egressActionList);
    }
    List<BucketInfo> listBucketInfo = new ArrayList<>();
    listBucketInfo.add(new BucketInfo(actionList));
    return MDSALUtil.buildGroupEntity(dpnId, groupId, subnetName, GroupTypes.GroupAll, listBucketInfo);
}

Example 4 with Drop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop in project netvirt by opendaylight.

the class VrfEntryListener method installSubnetBroadcastAddrDropRule.

private void installSubnetBroadcastAddrDropRule(final BigInteger dpnId, final String rd, final long vpnId, final VrfEntry vrfEntry, int addOrRemove, WriteTransaction tx) {
    List<MatchInfo> matches = new ArrayList<>();
    LOG.debug("SUBNETROUTE: installSubnetBroadcastAddrDropRule: destPrefix {} rd {} vpnId {} dpnId {}", vrfEntry.getDestPrefix(), rd, vpnId, dpnId);
    String[] ipAddress = vrfEntry.getDestPrefix().split("/");
    String subnetBroadcastAddr = FibUtil.getBroadcastAddressFromCidr(vrfEntry.getDestPrefix());
    final int prefixLength = ipAddress.length == 1 ? 0 : Integer.parseInt(ipAddress[1]);
    InetAddress destPrefix;
    try {
        destPrefix = InetAddress.getByName(subnetBroadcastAddr);
    } catch (UnknownHostException e) {
        LOG.error("Failed to get destPrefix for prefix {} rd {} VpnId {} DPN {}", vrfEntry.getDestPrefix(), rd, vpnId, dpnId, e);
        return;
    }
    // Match on VpnId and SubnetBroadCast IP address
    matches.add(new MatchMetadata(MetaDataUtil.getVpnIdMetadata(vpnId), MetaDataUtil.METADATA_MASK_VRFID));
    matches.add(MatchEthernetType.IPV4);
    if (prefixLength != 0) {
        matches.add(new MatchIpv4Destination(subnetBroadcastAddr, Integer.toString(IPV4_ADDR_PREFIX_LENGTH)));
    }
    // Action is to drop the packet
    List<InstructionInfo> dropInstructions = new ArrayList<>();
    List<ActionInfo> actionsInfos = new ArrayList<>();
    actionsInfos.add(new ActionDrop());
    dropInstructions.add(new InstructionApplyActions(actionsInfos));
    int priority = DEFAULT_FIB_FLOW_PRIORITY + IPV4_ADDR_PREFIX_LENGTH;
    String flowRef = FibUtil.getFlowRef(dpnId, NwConstants.L3_SUBNET_ROUTE_TABLE, rd, priority, destPrefix);
    FlowEntity flowEntity = MDSALUtil.buildFlowEntity(dpnId, NwConstants.L3_SUBNET_ROUTE_TABLE, flowRef, priority, flowRef, 0, 0, COOKIE_TABLE_MISS, matches, dropInstructions);
    Flow flow = flowEntity.getFlowBuilder().build();
    String flowId = flowEntity.getFlowId();
    FlowKey flowKey = new FlowKey(new FlowId(flowId));
    Node nodeDpn = FibUtil.buildDpnNode(dpnId);
    InstanceIdentifier<Flow> flowInstanceId = InstanceIdentifier.builder(Nodes.class).child(Node.class, nodeDpn.getKey()).augmentation(FlowCapableNode.class).child(Table.class, new TableKey(flow.getTableId())).child(Flow.class, flowKey).build();
    if (addOrRemove == NwConstants.ADD_FLOW) {
        tx.put(LogicalDatastoreType.CONFIGURATION, flowInstanceId, flow, true);
    } else {
        tx.delete(LogicalDatastoreType.CONFIGURATION, flowInstanceId);
    }
}

Example 5 with Drop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop in project netvirt by opendaylight.

the class ArpResponderUtil method getExtInterfaceInstructions.

/**
 * Get instruction list for ARP responder flows originated from ext-net e.g.
 * router-gw/fip.<br>
 * The split-horizon bit should be reset in order to allow traffic from
 * provider network to be routed back to flat/VLAN network and override the
 * egress table drop flow.<br>
 * In order to allow write-metadata in the ARP responder table the resubmit
 * action needs to be replaced with goto instruction.
 */
public static List<Instruction> getExtInterfaceInstructions(IInterfaceManager ifaceMgrRpcService, String extInterfaceName, String ipAddress, String macAddress) {
    AtomicInteger tableId = new AtomicInteger(-1);
    List<Instruction> instructions = new ArrayList<>();
    List<Action> actions = getActions(ifaceMgrRpcService, extInterfaceName, ipAddress, macAddress);
    actions.removeIf(v -> {
        org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action actionClass = v.getAction();
        if (actionClass instanceof NxActionResubmitRpcAddGroupCase) {
            tableId.set(((NxActionResubmitRpcAddGroupCase) actionClass).getNxResubmit().getTable());
            return true;
        } else {
            return false;
        }
    });
    instructions.add(MDSALUtil.buildApplyActionsInstruction(actions, 0));
    if (tableId.get() != -1) {
        // write-metadata
        if ((short) tableId.get() > NwConstants.ARP_RESPONDER_TABLE) {
            instructions.add(new InstructionGotoTable((short) tableId.get()).buildInstruction(2));
        } else {
            LOG.warn("Failed to insall responder flow for interface {}. Resubmit to {} can't be replaced with goto", extInterfaceName, tableId);
        }
    }
    return instructions;
}