use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.
the class VrfEntryListener method createFibEntries.
private void createFibEntries(final InstanceIdentifier<VrfEntry> vrfEntryIid, final VrfEntry vrfEntry) {
final VrfTablesKey vrfTableKey = vrfEntryIid.firstKeyOf(VrfTables.class);
List<SubTransaction> txnObjects = new ArrayList<>();
final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(vrfTableKey.getRouteDistinguisher());
Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available " + vrfTableKey.getRouteDistinguisher());
Preconditions.checkNotNull(vpnInstance.getVpnId(), "Vpn Instance with rd " + vpnInstance.getVrfId() + " has null vpnId!");
final Collection<VpnToDpnList> vpnToDpnList;
if (vrfEntry.getParentVpnRd() != null && FibHelper.isControllerManagedNonSelfImportedRoute(RouteOrigin.value(vrfEntry.getOrigin()))) {
// This block MUST BE HIT only for PNF (Physical Network Function) FIB Entries.
VpnInstanceOpDataEntry parentVpnInstance = fibUtil.getVpnInstance(vrfEntry.getParentVpnRd());
vpnToDpnList = parentVpnInstance != null ? parentVpnInstance.getVpnToDpnList() : vpnInstance.getVpnToDpnList();
LOG.info("createFibEntries: Processing creation of PNF FIB entry with rd {} prefix {}", vrfEntry.getParentVpnRd(), vrfEntry.getDestPrefix());
} else {
vpnToDpnList = vpnInstance.getVpnToDpnList();
}
final Long vpnId = vpnInstance.getVpnId();
final String rd = vrfTableKey.getRouteDistinguisher();
SubnetRoute subnetRoute = vrfEntry.getAugmentation(SubnetRoute.class);
if (subnetRoute != null) {
final long elanTag = subnetRoute.getElantag();
LOG.trace("SUBNETROUTE: createFibEntries: SubnetRoute augmented vrfentry found for rd {} prefix {}" + " with elantag {}", rd, vrfEntry.getDestPrefix(), elanTag);
if (vpnToDpnList != null) {
jobCoordinator.enqueueJob(FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix()), () -> {
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
for (final VpnToDpnList curDpn : vpnToDpnList) {
if (curDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
installSubnetRouteInFib(curDpn.getDpnId(), elanTag, rd, vpnId, vrfEntry, tx);
installSubnetBroadcastAddrDropRule(curDpn.getDpnId(), rd, vpnId.longValue(), vrfEntry, NwConstants.ADD_FLOW, tx);
}
}
List<ListenableFuture<Void>> futures = new ArrayList<>();
futures.add(tx.submit());
return futures;
});
}
return;
}
final List<BigInteger> localDpnIdList = createLocalFibEntry(vpnInstance.getVpnId(), rd, vrfEntry);
if (!localDpnIdList.isEmpty() && vpnToDpnList != null) {
jobCoordinator.enqueueJob(FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix()), () -> {
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
synchronized (vpnInstance.getVpnInstanceName().intern()) {
for (VpnToDpnList vpnDpn : vpnToDpnList) {
if (!localDpnIdList.contains(vpnDpn.getDpnId())) {
if (vpnDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
try {
if (RouteOrigin.BGP.getValue().equals(vrfEntry.getOrigin())) {
bgpRouteVrfEntryHandler.createRemoteFibEntry(vpnDpn.getDpnId(), vpnId, vrfTableKey.getRouteDistinguisher(), vrfEntry, tx, txnObjects);
} else {
createRemoteFibEntry(vpnDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry, tx);
}
} catch (NullPointerException e) {
LOG.error("Failed to get create remote fib flows for prefix {} ", vrfEntry.getDestPrefix(), e);
}
}
}
}
}
List<ListenableFuture<Void>> futures = new ArrayList<>();
futures.add(tx.submit());
return futures;
}, MAX_RETRIES);
}
Optional<String> optVpnUuid = fibUtil.getVpnNameFromRd(rd);
if (optVpnUuid.isPresent()) {
String vpnUuid = optVpnUuid.get();
InterVpnLinkDataComposite interVpnLink = interVpnLinkCache.getInterVpnLinkByVpnId(vpnUuid).orNull();
if (interVpnLink != null) {
LOG.debug("InterVpnLink {} found in Cache linking Vpn {}", interVpnLink.getInterVpnLinkName(), vpnUuid);
FibUtil.getFirstNextHopAddress(vrfEntry).ifPresent(routeNexthop -> {
if (interVpnLink.isIpAddrTheOtherVpnEndpoint(routeNexthop, vpnUuid)) {
// This is an static route that points to the other endpoint of an InterVpnLink
// In that case, we should add another entry in FIB table pointing to LPortDispatcher table.
installIVpnLinkSwitchingFlows(interVpnLink, vpnUuid, vrfEntry, vpnId);
installInterVpnRouteInLFib(interVpnLink, vpnUuid, vrfEntry);
}
});
}
}
}
use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.
the class VrfEntryListener method deleteFibEntries.
private void deleteFibEntries(final InstanceIdentifier<VrfEntry> identifier, final VrfEntry vrfEntry) {
final VrfTablesKey vrfTableKey = identifier.firstKeyOf(VrfTables.class);
final String rd = vrfTableKey.getRouteDistinguisher();
final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(vrfTableKey.getRouteDistinguisher());
if (vpnInstance == null) {
LOG.error("VPN Instance for rd {} is not available from VPN Op Instance Datastore", rd);
return;
}
final Collection<VpnToDpnList> vpnToDpnList;
if (vrfEntry.getParentVpnRd() != null && FibHelper.isControllerManagedNonSelfImportedRoute(RouteOrigin.value(vrfEntry.getOrigin()))) {
// This block MUST BE HIT only for PNF (Physical Network Function) FIB Entries.
VpnInstanceOpDataEntry parentVpnInstance = fibUtil.getVpnInstance(vrfEntry.getParentVpnRd());
vpnToDpnList = parentVpnInstance != null ? parentVpnInstance.getVpnToDpnList() : vpnInstance.getVpnToDpnList();
LOG.info("deleteFibEntries: Processing deletion of PNF FIB entry with rd {} prefix {}", vrfEntry.getParentVpnRd(), vrfEntry.getDestPrefix());
} else {
vpnToDpnList = vpnInstance.getVpnToDpnList();
}
SubnetRoute subnetRoute = vrfEntry.getAugmentation(SubnetRoute.class);
final java.util.Optional<Long> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
List<String> nextHopAddressList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
String vpnName = fibUtil.getVpnNameFromId(vpnInstance.getVpnId());
if (subnetRoute != null) {
long elanTag = subnetRoute.getElantag();
LOG.trace("SUBNETROUTE: deleteFibEntries: SubnetRoute augmented vrfentry found for rd {} prefix {}" + " with elantag {}", rd, vrfEntry.getDestPrefix(), elanTag);
if (vpnToDpnList != null) {
jobCoordinator.enqueueJob(FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix()), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
for (final VpnToDpnList curDpn : vpnToDpnList) {
baseVrfEntryHandler.makeConnectedRoute(curDpn.getDpnId(), vpnInstance.getVpnId(), vrfEntry, vrfTableKey.getRouteDistinguisher(), null, NwConstants.DEL_FLOW, tx, null);
if (RouteOrigin.value(vrfEntry.getOrigin()) != RouteOrigin.SELF_IMPORTED) {
optionalLabel.ifPresent(label -> makeLFibTableEntry(curDpn.getDpnId(), label, null, DEFAULT_FIB_FLOW_PRIORITY, NwConstants.DEL_FLOW, tx));
}
installSubnetBroadcastAddrDropRule(curDpn.getDpnId(), rd, vpnInstance.getVpnId(), vrfEntry, NwConstants.DEL_FLOW, tx);
}
})));
}
optionalLabel.ifPresent(label -> {
synchronized (label.toString().intern()) {
LabelRouteInfo lri = getLabelRouteInfo(label);
if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopAddressList, lri)) {
Optional<VpnInstanceOpDataEntry> vpnInstanceOpDataEntryOptional = fibUtil.getVpnInstanceOpData(rd);
String vpnInstanceName = "";
if (vpnInstanceOpDataEntryOptional.isPresent()) {
vpnInstanceName = vpnInstanceOpDataEntryOptional.get().getVpnInstanceName();
}
boolean lriRemoved = this.deleteLabelRouteInfo(lri, vpnInstanceName, null);
if (lriRemoved) {
String parentRd = lri.getParentVpnRd();
fibUtil.releaseId(FibConstants.VPN_IDPOOL_NAME, FibUtil.getNextHopLabelKey(parentRd, vrfEntry.getDestPrefix()));
LOG.trace("SUBNETROUTE: deleteFibEntries: Released subnetroute label {} for rd {} prefix {}" + " as labelRouteInfo cleared", label, rd, vrfEntry.getDestPrefix());
}
} else {
fibUtil.releaseId(FibConstants.VPN_IDPOOL_NAME, FibUtil.getNextHopLabelKey(rd, vrfEntry.getDestPrefix()));
LOG.trace("SUBNETROUTE: deleteFibEntries: Released subnetroute label {} for rd {} prefix {}", label, rd, vrfEntry.getDestPrefix());
}
}
});
return;
}
final List<BigInteger> localDpnIdList = deleteLocalFibEntry(vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry);
if (vpnToDpnList != null) {
List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
String jobKey;
Optional<Routes> extraRouteOptional;
// Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
if (usedRds != null && !usedRds.isEmpty()) {
jobKey = FibUtil.getJobKeyForRdPrefix(usedRds.get(0), vrfEntry.getDestPrefix());
if (usedRds.size() > 1) {
LOG.error("The extra route prefix is still present in some DPNs");
return;
} else {
// The first rd is retrieved from usedrds as Only 1 rd would be present as extra route prefix
// is not present in any other DPN
extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, usedRds.get(0), vrfEntry.getDestPrefix());
}
} else {
jobKey = FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix());
extraRouteOptional = Optional.absent();
}
jobCoordinator.enqueueJob(jobKey, () -> {
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
if (localDpnIdList.size() <= 0) {
for (VpnToDpnList curDpn : vpnToDpnList) {
baseVrfEntryHandler.deleteRemoteRoute(BigInteger.ZERO, curDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, extraRouteOptional, tx);
}
} else {
for (BigInteger localDpnId : localDpnIdList) {
for (VpnToDpnList curDpn : vpnToDpnList) {
if (!curDpn.getDpnId().equals(localDpnId)) {
baseVrfEntryHandler.deleteRemoteRoute(localDpnId, curDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, extraRouteOptional, tx);
}
}
}
}
List<ListenableFuture<Void>> futures = new ArrayList<>();
futures.add(tx.submit());
return futures;
}, MAX_RETRIES);
}
// The flow/group entry has been deleted from config DS; need to clean up associated operational
// DS entries in VPN Op DS, VpnInstanceOpData and PrefixToInterface to complete deletion
cleanUpOpDataForFib(vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry);
// Remove all fib entries configured due to interVpnLink, when nexthop is the opposite endPoint
// of the interVpnLink.
Optional<String> optVpnUuid = fibUtil.getVpnNameFromRd(rd);
if (optVpnUuid.isPresent()) {
String vpnUuid = optVpnUuid.get();
FibUtil.getFirstNextHopAddress(vrfEntry).ifPresent(routeNexthop -> {
Optional<InterVpnLinkDataComposite> optInterVpnLink = interVpnLinkCache.getInterVpnLinkByVpnId(vpnUuid);
if (optInterVpnLink.isPresent()) {
InterVpnLinkDataComposite interVpnLink = optInterVpnLink.get();
if (interVpnLink.isIpAddrTheOtherVpnEndpoint(routeNexthop, vpnUuid)) {
// This is route that points to the other endpoint of an InterVpnLink
// In that case, we should look for the FIB table pointing to
// LPortDispatcher table and remove it.
removeInterVPNLinkRouteFlows(interVpnLink, vpnUuid, vrfEntry);
}
}
});
}
}
use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.
the class VrfEntryListener method removeInterVPNLinkRouteFlows.
public void removeInterVPNLinkRouteFlows(final InterVpnLinkDataComposite interVpnLink, final String vpnName, final VrfEntry vrfEntry) {
Preconditions.checkArgument(vrfEntry.getRoutePaths() != null && vrfEntry.getRoutePaths().size() == 1);
String interVpnLinkName = interVpnLink.getInterVpnLinkName();
List<BigInteger> targetDpns = interVpnLink.getEndpointDpnsByVpnName(vpnName);
if (targetDpns.isEmpty()) {
LOG.warn("Could not find DPNs for VPN {} in InterVpnLink {}", vpnName, interVpnLinkName);
return;
}
java.util.Optional<String> optNextHop = FibUtil.getFirstNextHopAddress(vrfEntry);
java.util.Optional<Long> optLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
// delete from FIB
//
optNextHop.ifPresent(nextHop -> {
String flowRef = getInterVpnFibFlowRef(interVpnLinkName, vrfEntry.getDestPrefix(), nextHop);
FlowKey flowKey = new FlowKey(new FlowId(flowRef));
Flow flow = new FlowBuilder().setKey(flowKey).setId(new FlowId(flowRef)).setTableId(NwConstants.L3_FIB_TABLE).setFlowName(flowRef).build();
LOG.trace("Removing flow in FIB table for interVpnLink {} key {}", interVpnLinkName, flowRef);
for (BigInteger dpId : targetDpns) {
LOG.debug("Removing flow: VrfEntry=[prefix={} nexthop={}] dpn {} for InterVpnLink {} in FIB", vrfEntry.getDestPrefix(), nextHop, dpId, interVpnLinkName);
mdsalManager.removeFlow(dpId, flow);
}
});
// delete from LFIB
//
optLabel.ifPresent(label -> {
LOG.trace("Removing flow in FIB table for interVpnLink {}", interVpnLinkName);
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
for (BigInteger dpId : targetDpns) {
LOG.debug("Removing flow: VrfEntry=[prefix={} label={}] dpn {} for InterVpnLink {} in LFIB", vrfEntry.getDestPrefix(), label, dpId, interVpnLinkName);
makeLFibTableEntry(dpId, label, /*instructions*/
null, LFIB_INTERVPN_PRIORITY, NwConstants.DEL_FLOW, tx);
}
tx.submit();
});
}
use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.
the class EvpnVrfEntryHandler method createRemoteEvpnFlows.
private void createRemoteEvpnFlows(String rd, VrfEntry vrfEntry, VpnInstanceOpDataEntry vpnInstance, List<BigInteger> localDpnId, VrfTablesKey vrfTableKey, boolean isNatPrefix) {
LOG.info("Creating remote EVPN flows for prefix {} rd {} route-paths {} evi {}", vrfEntry.getDestPrefix(), rd, vrfEntry.getRoutePaths(), vrfEntry.getL3vni());
List<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
if (vpnToDpnList != null) {
jobCoordinator.enqueueJob("FIB" + rd + vrfEntry.getDestPrefix(), () -> {
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
List<ListenableFuture<Void>> futures = new ArrayList<>();
for (VpnToDpnList vpnDpn : vpnToDpnList) {
if (!localDpnId.contains(vpnDpn.getDpnId())) {
if (vpnDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
createRemoteFibEntry(vpnDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, isNatPrefix, tx);
}
}
}
futures.add(tx.submit());
return futures;
});
}
}
use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.
the class EvpnVrfEntryHandler method createFlows.
@Override
public void createFlows(InstanceIdentifier<VrfEntry> identifier, VrfEntry vrfEntry, String rd) {
LOG.info("Initiating creation of Evpn Flows");
final VrfTablesKey vrfTableKey = identifier.firstKeyOf(VrfTables.class);
final VpnInstanceOpDataEntry vpnInstance = getFibUtil().getVpnInstanceOpData(vrfTableKey.getRouteDistinguisher()).get();
Long vpnId = vpnInstance.getVpnId();
Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available " + vrfTableKey.getRouteDistinguisher());
Preconditions.checkNotNull(vpnId, "Vpn Instance with rd " + vpnInstance.getVrfId() + " has null vpnId!");
if (RouteOrigin.value(vrfEntry.getOrigin()) == RouteOrigin.CONNECTED) {
SubnetRoute subnetRoute = vrfEntry.getAugmentation(SubnetRoute.class);
final List<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
final long elanTag = subnetRoute.getElantag();
LOG.trace("SubnetRoute augmented vrfentry found for rd {} prefix {} with elantag {}", rd, vrfEntry.getDestPrefix(), elanTag);
if (vpnToDpnList != null) {
jobCoordinator.enqueueJob("FIB-" + rd + "-" + vrfEntry.getDestPrefix(), () -> {
WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
for (final VpnToDpnList curDpn : vpnToDpnList) {
if (curDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
vrfEntryListener.installSubnetRouteInFib(curDpn.getDpnId(), elanTag, rd, vpnId, vrfEntry, tx);
}
}
List<ListenableFuture<Void>> futures = new ArrayList<>();
futures.add(tx.submit());
return futures;
});
}
return;
}
Prefixes localNextHopInfo = getFibUtil().getPrefixToInterface(vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
List<BigInteger> localDpnId = new ArrayList<>();
boolean isNatPrefix = false;
if (Prefixes.PrefixCue.Nat.equals(localNextHopInfo.getPrefixCue())) {
LOG.info("NAT Prefix {} with vpnId {} rd {}. Skip local dpn {} FIB processing", vrfEntry.getDestPrefix(), vpnId, rd, localNextHopInfo.getDpnId());
localDpnId.add(localNextHopInfo.getDpnId());
isNatPrefix = true;
} else {
localDpnId = createLocalEvpnFlows(vpnInstance.getVpnId(), rd, vrfEntry, localNextHopInfo);
}
createRemoteEvpnFlows(rd, vrfEntry, vpnInstance, localDpnId, vrfTableKey, isNatPrefix);
}
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