use of org.opendaylight.yangtools.yang.common.Uint32 in project netvirt by opendaylight.
the class VpnInterfaceManager method processVpnInterfaceUp.
// "Unconditional wait" and "Wait not in loop" wrt the VpnNotifyTask below - suppressing the FB violation -
// see comments below.
@SuppressFBWarnings({ "UW_UNCOND_WAIT", "WA_NOT_IN_LOOP" })
protected void processVpnInterfaceUp(final Uint64 dpId, VpnInterface vpnInterface, final String primaryRd, final int lportTag, boolean isInterfaceUp, TypedWriteTransaction<Configuration> writeConfigTxn, TypedWriteTransaction<Operational> writeOperTxn, TypedReadWriteTransaction<Configuration> writeInvTxn, Interface interfaceState, final String vpnName, Set<String> prefixListForRefreshFib) throws ExecutionException, InterruptedException {
final String interfaceName = vpnInterface.getName();
Optional<VpnInterfaceOpDataEntry> optOpVpnInterface = vpnUtil.getVpnInterfaceOpDataEntry(interfaceName, vpnName);
VpnInterfaceOpDataEntry opVpnInterface = optOpVpnInterface.isPresent() ? optOpVpnInterface.get() : null;
boolean isBgpVpnInternetVpn = vpnUtil.isBgpVpnInternet(vpnName);
if (!isInterfaceUp) {
LOG.info("processVpnInterfaceUp: Binding vpn service to interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
Uint32 vpnId = vpnUtil.getVpnId(vpnName);
if (VpnConstants.INVALID_ID.equals(vpnId)) {
LOG.warn("processVpnInterfaceUp: VpnInstance to VPNId mapping not available for VpnName {}" + " processing vpninterface {} on dpn {}, bailing out now.", vpnName, interfaceName, dpId);
return;
}
boolean waitForVpnInterfaceOpRemoval = false;
if (opVpnInterface != null) {
String opVpnName = opVpnInterface.getVpnInstanceName();
String primaryInterfaceIp = null;
if (Objects.equals(opVpnName, vpnName)) {
// Please check if the primary VRF Entry does not exist for VPNInterface
// If so, we have to process ADD, as this might be a DPN Restart with Remove and Add triggered
// back to back
// However, if the primary VRF Entry for this VPNInterface exists, please continue bailing out !
List<Adjacency> adjs = vpnUtil.getAdjacenciesForVpnInterfaceFromConfig(interfaceName);
if (adjs == null) {
LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} failed as adjacencies" + " for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
return;
}
for (Adjacency adj : adjs) {
if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
primaryInterfaceIp = adj.getIpAddress();
break;
}
}
if (primaryInterfaceIp == null) {
LOG.error("processVpnInterfaceUp: VPN Interface {} addition on dpn {} for vpn {} failed" + " as primary adjacency for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
return;
}
// Get the rd of the vpn instance
VrfEntry vrf = vpnUtil.getVrfEntry(primaryRd, primaryInterfaceIp);
if (vrf != null) {
LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} already provisioned ," + " bailing out from here.", interfaceName, dpId, vpnName);
return;
}
waitForVpnInterfaceOpRemoval = true;
} else {
LOG.error("processVpnInterfaceUp: vpn interface {} to go to configured vpn {} on dpn {}," + " but in operational vpn {}", interfaceName, vpnName, dpId, opVpnName);
}
}
if (!waitForVpnInterfaceOpRemoval) {
// Add the VPNInterface and quit
vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
true);
processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState, prefixListForRefreshFib);
if (!isBgpVpnInternetVpn) {
vpnUtil.bindService(vpnName, interfaceName, false);
}
LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
if (interfaceManager.isExternalInterface(interfaceName)) {
processExternalVpnInterface(interfaceName, vpnName, dpId, lportTag, NwConstants.ADD_FLOW);
}
return;
}
// FIB didn't get a chance yet to clean up this VPNInterface
// Let us give it a chance here !
LOG.info("processVpnInterfaceUp: Trying to add VPN Interface {} on dpn {} for vpn {}," + " but waiting for FIB to clean up! ", interfaceName, dpId, vpnName);
try {
Runnable notifyTask = new VpnNotifyTask();
synchronized (notifyTask) {
// Per FB's "Unconditional wait" violation, the code should really verify that the condition it
// intends to wait for is not already satisfied before calling wait. However the VpnNotifyTask is
// published here while holding the lock on it so this path will hit the wait before notify can be
// invoked.
vpnIntfMap.put(interfaceName, notifyTask);
try {
notifyTask.wait(VpnConstants.MAX_WAIT_TIME_IN_MILLISECONDS);
} catch (InterruptedException e) {
// Ignored
}
}
} finally {
vpnIntfMap.remove(interfaceName);
}
if (opVpnInterface != null) {
LOG.warn("processVpnInterfaceUp: VPN Interface {} removal on dpn {} for vpn {}" + " by FIB did not complete on time," + " bailing addition ...", interfaceName, dpId, vpnName);
vpnUtil.unsetScheduledToRemoveForVpnInterface(interfaceName);
return;
}
// VPNInterface got removed, proceed with Add
LOG.info("processVpnInterfaceUp: Continuing to plumb vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
true);
processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState, prefixListForRefreshFib);
if (!isBgpVpnInternetVpn) {
vpnUtil.bindService(vpnName, interfaceName, false);
}
LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {} after waiting for" + " FIB to clean up", interfaceName, dpId, vpnName);
if (interfaceManager.isExternalInterface(interfaceName)) {
processExternalVpnInterface(interfaceName, vpnName, dpId, lportTag, NwConstants.ADD_FLOW);
}
} else {
try {
// Interface is retained in the DPN, but its Link Up.
// Advertise prefixes again for this interface to BGP
InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName());
InstanceIdentifier<VpnInterfaceOpDataEntry> vpnInterfaceOpIdentifier = VpnUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
advertiseAdjacenciesForVpnToBgp(primaryRd, dpId, vpnInterfaceOpIdentifier, vpnName, interfaceName);
// Perform similar operation as interface add event for extraroutes.
InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
Optional<Adjacencies> optAdjacencies = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
if (!optAdjacencies.isPresent()) {
LOG.trace("No config adjacencyKeyAdjacencyMap present for vpninterface {}", vpnInterface);
return;
}
Map<AdjacencyKey, Adjacency> adjacencyKeyAdjacencyMap = optAdjacencies.get().nonnullAdjacency();
for (Adjacency adjacency : adjacencyKeyAdjacencyMap.values()) {
if (adjacency.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
continue;
}
// if BGPVPN Internet, filter only IPv6 Adjacencies
if (isBgpVpnInternetVpn && !vpnUtil.isAdjacencyEligibleToVpnInternet(adjacency)) {
continue;
}
addNewAdjToVpnInterface(vpnInterfaceOpIdentifier, primaryRd, adjacency, dpId, writeOperTxn, writeConfigTxn, writeInvTxn, prefixListForRefreshFib);
}
} catch (InterruptedException | ExecutionException e) {
LOG.error("processVpnInterfaceUp: Failed to read data store for interface {} vpn {} rd {} dpn {}", interfaceName, vpnName, primaryRd, dpId);
}
}
}
use of org.opendaylight.yangtools.yang.common.Uint32 in project netvirt by opendaylight.
the class VpnManagerImpl method addExtraRoute.
@Override
public void addExtraRoute(String vpnName, String destination, String nextHop, String rd, @Nullable String routerID, Uint32 l3vni, RouteOrigin origin, @Nullable String intfName, @Nullable Adjacency operationalAdj, VrfEntry.EncapType encapType, Set<String> prefixListForRefreshFib, @NonNull TypedWriteTransaction<Configuration> confTx) {
// add extra route to vpn mapping; advertise with nexthop as tunnel ip
vpnUtil.syncUpdate(LogicalDatastoreType.OPERATIONAL, VpnExtraRouteHelper.getVpnToExtrarouteVrfIdIdentifier(vpnName, rd != null ? rd : routerID, destination), VpnUtil.getVpnToExtraroute(destination, Collections.singletonList(nextHop)));
Uint64 dpnId = null;
if (intfName != null && !intfName.isEmpty()) {
dpnId = InterfaceUtils.getDpnForInterface(ifaceMgrRpcService, intfName);
String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(dataBroker, dpnId);
if (nextHopIp == null || nextHopIp.isEmpty()) {
LOG.error("addExtraRoute: NextHop for interface {} is null / empty." + " Failed advertising extra route for rd {} prefix {} dpn {}", intfName, rd, destination, dpnId);
return;
}
nextHop = nextHopIp;
}
String primaryRd = vpnUtil.getPrimaryRd(vpnName);
// TODO: This is a limitation to be stated in docs. When configuring static route to go to
// another VPN, there can only be one nexthop or, at least, the nexthop to the interVpnLink should be in
// first place.
Optional<InterVpnLinkDataComposite> optVpnLink = interVpnLinkCache.getInterVpnLinkByEndpoint(nextHop);
if (optVpnLink.isPresent() && optVpnLink.get().isActive()) {
InterVpnLinkDataComposite interVpnLink = optVpnLink.get();
// If the nexthop is the endpoint of Vpn2, then prefix must be advertised to Vpn1 in DC-GW, with nexthops
// pointing to the DPNs where Vpn1 is instantiated. LFIB in these DPNS must have a flow entry, with lower
// priority, where if Label matches then sets the lportTag of the Vpn2 endpoint and goes to LportDispatcher
// This is like leaking one of the Vpn2 routes towards Vpn1
String srcVpnUuid = interVpnLink.getVpnNameByIpAddress(nextHop);
String dstVpnUuid = interVpnLink.getOtherVpnNameByIpAddress(nextHop);
String dstVpnRd = vpnUtil.getVpnRd(dstVpnUuid);
Uint32 newLabel = vpnUtil.getUniqueId(VpnConstants.VPN_IDPOOL_NAME, VpnUtil.getNextHopLabelKey(dstVpnRd, destination));
if (newLabel.longValue() == VpnConstants.INVALID_LABEL) {
LOG.error("addExtraRoute: Unable to fetch label from Id Manager. Bailing out of adding intervpnlink" + " route for destination {}", destination);
return;
}
ivpnLinkService.leakRoute(interVpnLink, srcVpnUuid, dstVpnUuid, destination, newLabel, RouteOrigin.STATIC);
} else {
Optional<Routes> optVpnExtraRoutes = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, rd != null ? rd : routerID, destination);
if (optVpnExtraRoutes.isPresent()) {
List<String> nhList = optVpnExtraRoutes.get().getNexthopIpList();
if (nhList != null && nhList.size() > 1) {
// If nhList is greater than one for vpnextraroute, a call to populatefib doesn't update vrfentry.
prefixListForRefreshFib.add(destination);
} else {
L3vpnInput input = new L3vpnInput().setNextHop(operationalAdj).setNextHopIp(nextHop).setL3vni(l3vni.longValue()).setPrimaryRd(primaryRd).setVpnName(vpnName).setDpnId(dpnId).setEncapType(encapType).setRd(rd).setRouteOrigin(origin);
L3vpnRegistry.getRegisteredPopulator(encapType).populateFib(input, confTx);
}
}
}
}
use of org.opendaylight.yangtools.yang.common.Uint32 in project netvirt by opendaylight.
the class TunnelEndPointChangeListener method add.
@Override
public void add(InstanceIdentifier<TunnelEndPoints> key, TunnelEndPoints tep) {
Uint64 dpnId = key.firstIdentifierOf(DPNTEPsInfo.class).firstKeyOf(DPNTEPsInfo.class).getDPNID();
if (Uint64.ZERO.equals(dpnId)) {
LOG.warn("add: Invalid DPN id for TEP {}", tep.getInterfaceName());
return;
}
List<VpnInstance> vpnInstances = VpnHelper.getAllVpnInstances(broker);
if (vpnInstances == null || vpnInstances.isEmpty()) {
LOG.warn("add: dpnId: {}: tep: {}: No VPN instances defined", dpnId, tep.getInterfaceName());
return;
}
for (VpnInstance vpnInstance : vpnInstances) {
final String vpnName = vpnInstance.getVpnInstanceName();
final Uint32 vpnId = vpnUtil.getVpnId(vpnName);
LOG.info("add: Handling TEP {} add for VPN instance {}", tep.getInterfaceName(), vpnName);
final String primaryRd = vpnUtil.getPrimaryRd(vpnName);
if (!vpnUtil.isVpnPendingDelete(primaryRd)) {
List<VpnInterfaces> vpnInterfaces = vpnUtil.getDpnVpnInterfaces(vpnInstance, dpnId);
if (vpnInterfaces != null) {
for (VpnInterfaces vpnInterface : vpnInterfaces) {
String vpnInterfaceName = vpnInterface.getInterfaceName();
jobCoordinator.enqueueJob("VPNINTERFACE-" + vpnInterfaceName, () -> {
final org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface interfaceState = InterfaceUtils.getInterfaceStateFromOperDS(broker, vpnInterfaceName);
if (interfaceState == null) {
LOG.debug("add: Cannot retrieve interfaceState for vpnInterfaceName {}, " + "cannot generate lPortTag and process adjacencies", vpnInterfaceName);
return Collections.emptyList();
}
final int lPortTag = interfaceState.getIfIndex();
List<ListenableFuture<?>> futures = new ArrayList<>();
Set<String> prefixesForRefreshFib = new HashSet<>();
ListenableFuture<?> writeConfigFuture = txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, writeConfigTxn -> futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL, writeOperTxn -> futures.add(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, writeInvTxn -> vpnInterfaceManager.processVpnInterfaceAdjacencies(dpnId, lPortTag, vpnName, primaryRd, vpnInterfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState, prefixesForRefreshFib))))));
Futures.addCallback(writeConfigFuture, new FutureCallback<Object>() {
@Override
public void onSuccess(Object voidObj) {
prefixesForRefreshFib.forEach(prefix -> {
fibManager.refreshVrfEntry(primaryRd, prefix);
});
}
@Override
public void onFailure(Throwable throwable) {
LOG.debug("addVpnInterface: write Tx config execution failed", throwable);
}
}, MoreExecutors.directExecutor());
futures.add(writeConfigFuture);
LOG.trace("add: Handled TEP {} add for VPN instance {} VPN interface {}", tep.getInterfaceName(), vpnName, vpnInterfaceName);
return futures;
});
}
}
} else {
LOG.error("add: Ignoring addition of tunnel interface {} dpn {} for vpnInstance {} with primaryRd {}," + " as the VPN is already marked for deletion", tep.getInterfaceName(), dpnId, vpnName, primaryRd);
}
}
}
use of org.opendaylight.yangtools.yang.common.Uint32 in project netvirt by opendaylight.
the class BgpConfigurationManager method addPrefix.
public void addPrefix(String rd, String macAddress, String pfx, List<String> nhList, VrfEntry.EncapType encapType, Uint32 lbl, Uint32 l3vni, Uint32 l2vni, String gatewayMac) {
for (String nh : nhList) {
Ipv4Address nexthop = nh != null ? new Ipv4Address(nh) : null;
Uint32 label = lbl;
InstanceIdentifier<Networks> iid = InstanceIdentifier.builder(Bgp.class).child(NetworksContainer.class).child(Networks.class, new NetworksKey(pfx, rd)).build();
NetworksBuilder networksBuilder = new NetworksBuilder().setRd(rd).setPrefixLen(pfx).setNexthop(nexthop).setLabel(label).setEthtag(BgpConstants.DEFAULT_ETH_TAG);
buildVpnEncapSpecificInfo(networksBuilder, encapType, label, l3vni, l2vni, macAddress, gatewayMac);
update(iid, networksBuilder.build());
}
}
use of org.opendaylight.yangtools.yang.common.Uint32 in project netvirt by opendaylight.
the class BgpManagerTest method testConnectedRoutNullNextHop.
@Test
public void testConnectedRoutNullNextHop() {
String rd = "101";
String prefix = "10.10.10.10/32";
Uint32 label = Uint32.valueOf(1234);
try {
bgpFibWriter.addFibEntryToDS(rd, /*macAddress*/
prefix, null, VrfEntry.EncapType.Mplsgre, label, Uint32.ZERO, /*l3vni*/
null, /*gatewayMacAddress*/
RouteOrigin.CONNECTED);
// The code is not launching NullPointerException
assertEquals(1, 0);
} catch (NullPointerException e) {
// The code must launch NullPointerException
assertEquals(1, 1);
}
}
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