use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.
the class ElanServiceChainUtils method programLPortDispatcherFromScf.
/**
* This flow is in charge of handling packets coming from the SCF Pipeline
* when there is no matching ServiceChain.
* <ul>
* <li> Matches on ElanPseudoPortTag and SI=3 (ELAN)</li>
* <li> Sets elanTag and sends to DMAC table</li>
* </ul>
* @param dpnId Dpn Id where the flow must be installed
* @param elanLportTag the Elan Pseudo Lport Id to be used in the Dataplane
* @param elanTag the Elan Id to be used in the Dataplane
* @param addOrRemove States if the flow must be added or removed
*/
public static void programLPortDispatcherFromScf(IMdsalApiManager mdsalManager, BigInteger dpnId, int elanLportTag, long elanTag, int addOrRemove) {
LOG.info("L2-ServiceChaining: programLPortDispatcherFromScf dpId={} elanLportTag={} elanTag={} addOrRemove={} ", dpnId, elanLportTag, elanTag, addOrRemove);
String flowRef = buildLportDispFromScfFlowRef(elanTag, elanLportTag);
if (addOrRemove == NwConstants.ADD_FLOW) {
List<MatchInfo> matches = Collections.singletonList(new MatchMetadata(MetaDataUtil.getMetaDataForLPortDispatcher(elanLportTag, ServiceIndex.getIndex(NwConstants.ELAN_SERVICE_NAME, NwConstants.ELAN_SERVICE_INDEX)), MetaDataUtil.getMetaDataMaskForLPortDispatcher()));
int instructionKey = 0;
List<Instruction> instructions = Arrays.asList(// while going through the SCF Pipeline
MDSALUtil.buildAndGetWriteMetadaInstruction(getElanMetadataLabel(elanTag).or(BigInteger.ONE), MetaDataUtil.METADATA_MASK_SERVICE.or(BigInteger.ONE), instructionKey++), MDSALUtil.buildAndGetGotoTableInstruction(NwConstants.ELAN_SMAC_TABLE, instructionKey));
Flow flow = MDSALUtil.buildFlowNew(NwConstants.LPORT_DISPATCHER_TABLE, flowRef, CloudServiceChainConstants.DEFAULT_SCF_FLOW_PRIORITY, flowRef, 0, 0, CloudServiceChainConstants.COOKIE_LPORT_DISPATCHER_BASE.add(BigInteger.valueOf(elanTag)), matches, instructions);
mdsalManager.installFlow(dpnId, flow);
} else {
Flow flow = new FlowBuilder().setTableId(NwConstants.LPORT_DISPATCHER_TABLE).setId(new FlowId(flowRef)).build();
mdsalManager.removeFlow(dpnId, flow);
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.
the class ElanServiceChainUtils method programLPortDispatcherToScf.
/**
* This flow is in charge of handling packets coming from ExtTunnelTable
* that must be redirected to the SCF Pipeline.
* + Matches on lportTag=ElanPseudoLportTag + SI=1
* + Sets scfTag and sends to the DlSubsFilter table.
*
* @param dpnId Dpn Id where the flow must be installed
* @param elanLportTag the Elan Pseudo Lport Id in Dataplane
* @param elanTag the Elan Id in the Dataplane
* @param addOrRemove States if the flow must be added or removed
*/
public static void programLPortDispatcherToScf(IMdsalApiManager mdsalManager, BigInteger dpnId, long elanTag, int elanLportTag, short tableId, long scfTag, int addOrRemove) {
LOG.info("L2-ServiceChaining: programLPortDispatcherToScf dpId={} elanLportTag={} scfTag={} addOrRemove={} ", dpnId, elanLportTag, scfTag, addOrRemove);
String flowRef = buildLportDispToScfFlowRef(elanLportTag, scfTag);
if (addOrRemove == NwConstants.ADD_FLOW) {
int instructionKey = 0;
List<Instruction> instructions = new ArrayList<>();
List<ActionInfo> actionsInfos = new ArrayList<>();
actionsInfos.add(new ActionRegLoad(NxmNxReg2.class, 0, 31, scfTag));
instructions.add(MDSALUtil.buildApplyActionsInstruction(MDSALUtil.buildActions(actionsInfos), instructionKey++));
instructions.add(MDSALUtil.buildAndGetGotoTableInstruction(tableId, instructionKey++));
List<MatchInfo> matches = Collections.singletonList(new MatchMetadata(MetaDataUtil.getMetaDataForLPortDispatcher(elanLportTag, ServiceIndex.getIndex(NwConstants.SCF_SERVICE_NAME, NwConstants.SCF_SERVICE_INDEX)), MetaDataUtil.getMetaDataMaskForLPortDispatcher()));
Flow flow = MDSALUtil.buildFlowNew(NwConstants.LPORT_DISPATCHER_TABLE, flowRef, CloudServiceChainConstants.DEFAULT_SCF_FLOW_PRIORITY, flowRef, 0, 0, CloudServiceChainConstants.COOKIE_LPORT_DISPATCHER_BASE.add(BigInteger.valueOf(elanTag)), matches, instructions);
mdsalManager.installFlow(dpnId, flow);
} else {
Flow flow = new FlowBuilder().setTableId(NwConstants.LPORT_DISPATCHER_TABLE).setId(new FlowId(flowRef)).build();
mdsalManager.removeFlow(dpnId, flow);
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.
the class VpnServiceChainUtils method buildLPortDispFromScfToL3VpnFlow.
/**
* Build the flow that must be inserted when there is a ScHop whose
* egressPort is a VPN Pseudo Port. In that case, packets must be moved
* from the SCF to VPN Pipeline.
* <p>
* Flow matches: VpnPseudo port lPortTag + SI=L3VPN
* Actions: Write vrfTag in Metadata + goto FIB Table
* </p>
* @param vpnId Dataplane identifier of the VPN, the Vrf Tag.
* @param dpId The DPN where the flow must be installed/removed
* @param lportTag Dataplane identifier for the VpnPseudoPort
* @param addOrRemove States if it must build a Flow to be created or
* removed
*
* @return the Flow object
*/
public static Flow buildLPortDispFromScfToL3VpnFlow(Long vpnId, BigInteger dpId, Integer lportTag, int addOrRemove) {
LOG.info("buildLPortDispFlowForScf vpnId={} dpId={} lportTag={} addOrRemove={} ", vpnId, dpId, lportTag, addOrRemove);
List<MatchInfo> matches = buildMatchOnLportTagAndSI(lportTag, ServiceIndex.getIndex(NwConstants.L3VPN_SERVICE_NAME, NwConstants.L3VPN_SERVICE_INDEX));
List<Instruction> instructions = buildSetVrfTagAndGotoFibInstructions(vpnId.intValue());
String flowRef = getScfToL3VpnLportDispatcherFlowRef(lportTag);
Flow result;
if (addOrRemove == NwConstants.ADD_FLOW) {
result = MDSALUtil.buildFlowNew(NwConstants.LPORT_DISPATCHER_TABLE, flowRef, CloudServiceChainConstants.DEFAULT_SCF_FLOW_PRIORITY, flowRef, 0, 0, VpnServiceChainUtils.getCookieL3(vpnId.intValue()), matches, instructions);
} else {
result = new FlowBuilder().setTableId(NwConstants.LPORT_DISPATCHER_TABLE).setId(new FlowId(flowRef)).build();
}
return result;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.
the class DhcpUCastMacListener method remove.
@Override
protected void remove(InstanceIdentifier<LocalUcastMacs> identifier, LocalUcastMacs del) {
// Flow removal for table 18 is handled in Neutron Port delete.
// remove the new CR-DHCP
NodeId torNodeId = identifier.firstKeyOf(Node.class).getNodeId();
LogicalSwitches logicalSwitch = getLogicalSwitches(del);
if (null == logicalSwitch) {
LOG.error("DhcpUCastMacListener remove :Logical Switch ref doesn't have data");
return;
}
String elanInstanceName = logicalSwitch.getHwvtepNodeName().getValue();
L2GatewayDevice device = ElanL2GwCacheUtils.getL2GatewayDeviceFromCache(elanInstanceName, torNodeId.getValue());
if (device == null) {
LOG.error("Logical Switch Device with name {} is not present in L2GWCONN cache", elanInstanceName);
return;
}
IpAddress tunnelIp = device.getTunnelIp();
Pair<IpAddress, String> tunnelIpElanName = new ImmutablePair<>(tunnelIp, elanInstanceName);
dhcpExternalTunnelManager.removeFromAvailableCache(tunnelIpElanName);
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table in project netvirt by opendaylight.
the class DhcpUCastMacListener method add.
@Override
protected void add(InstanceIdentifier<LocalUcastMacs> identifier, LocalUcastMacs add) {
NodeId torNodeId = identifier.firstKeyOf(Node.class).getNodeId();
InstanceIdentifier<LogicalSwitches> logicalSwitchRef = (InstanceIdentifier<LogicalSwitches>) add.getLogicalSwitchRef().getValue();
Optional<LogicalSwitches> logicalSwitchOptional = MDSALUtil.read(broker, LogicalDatastoreType.OPERATIONAL, logicalSwitchRef);
if (!logicalSwitchOptional.isPresent()) {
LOG.error("Logical Switch ref doesn't have data {}", logicalSwitchRef);
return;
}
LogicalSwitches logicalSwitch = logicalSwitchOptional.get();
String elanInstanceName = logicalSwitch.getHwvtepNodeName().getValue();
String macAddress = add.getMacEntryKey().getValue();
BigInteger vni = new BigInteger(logicalSwitch.getTunnelKey());
Port port = dhcpExternalTunnelManager.readVniMacToPortCache(vni, macAddress);
if (port == null) {
LOG.trace("No neutron port created for macAddress {}, tunnelKey {}", macAddress, vni);
return;
}
L2GatewayDevice device = ElanL2GwCacheUtils.getL2GatewayDeviceFromCache(elanInstanceName, torNodeId.getValue());
if (device == null) {
LOG.error("Logical Switch Device with name {} is not present in L2GWCONN cache", elanInstanceName);
return;
}
IpAddress tunnelIp = device.getTunnelIp();
Subnet subnet = dhcpManager.getNeutronSubnet(port);
if (null != subnet && !subnet.isEnableDhcp()) {
dhcpExternalTunnelManager.updateExistingVMTunnelIPCache(tunnelIp, elanInstanceName, macAddress);
LOG.warn("DhcpUCastMacListener add: flag for the subnetId {} is False so Table 18 entries are not added", subnet.getUuid());
return;
}
BigInteger designatedDpnId = dhcpExternalTunnelManager.readDesignatedSwitchesForExternalTunnel(tunnelIp, elanInstanceName);
if (designatedDpnId == null || designatedDpnId.equals(DhcpMConstants.INVALID_DPID)) {
LOG.trace("Unable to install flows for macAddress {}. TunnelIp {}, elanInstanceName {}, designatedDpn {} ", macAddress, tunnelIp, elanInstanceName, designatedDpnId);
dhcpExternalTunnelManager.updateLocalCache(tunnelIp, elanInstanceName, macAddress);
return;
}
dhcpExternalTunnelManager.installDhcpFlowsForVms(tunnelIp, elanInstanceName, DhcpServiceUtils.getListOfDpns(broker), designatedDpnId, macAddress);
}
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