import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
-import com.google.common.base.Optional;
-import java.math.BigInteger;
import java.util.Collection;
import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ExecutionException;
-import javax.annotation.PostConstruct;
+import java.util.Optional;
+import javax.annotation.PreDestroy;
import javax.inject.Inject;
import javax.inject.Singleton;
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
import org.opendaylight.genius.datastoreutils.SingleTransactionDataBroker;
-import org.opendaylight.genius.infra.Datastore.Configuration;
import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
-import org.opendaylight.genius.infra.TypedReadWriteTransaction;
-import org.opendaylight.genius.mdsalutil.BucketInfo;
-import org.opendaylight.genius.mdsalutil.FlowEntity;
-import org.opendaylight.genius.mdsalutil.GroupEntity;
-import org.opendaylight.genius.mdsalutil.MDSALUtil;
import org.opendaylight.genius.mdsalutil.NwConstants;
import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
+import org.opendaylight.infrautils.utils.concurrent.Executors;
import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
-import org.opendaylight.netvirt.elanmanager.api.IElanService;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
import org.opendaylight.netvirt.natservice.api.SnatServiceManager;
import org.opendaylight.netvirt.neutronvpn.interfaces.INeutronVpnManager;
+import org.opendaylight.serviceutils.tools.listener.AbstractAsyncDataTreeChangeListener;
import org.opendaylight.serviceutils.upgrade.UpgradeState;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupTypes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.NeutronRouterDpns;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.neutron.router.dpns.RouterDpnList;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.neutron.router.dpns.router.dpn.list.DpnVpninterfacesList;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ProviderTypes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ext.routers.Routers;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.Uint32;
+import org.opendaylight.yangtools.yang.common.Uint64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Singleton
-public class RouterDpnChangeListener
- extends AsyncDataTreeChangeListenerBase<DpnVpninterfacesList, RouterDpnChangeListener> {
+public class RouterDpnChangeListener extends AbstractAsyncDataTreeChangeListener<DpnVpninterfacesList> {
private static final Logger LOG = LoggerFactory.getLogger(RouterDpnChangeListener.class);
private final DataBroker dataBroker;
private final IdManagerService idManager;
private final INeutronVpnManager nvpnManager;
private final ExternalNetworkGroupInstaller extNetGroupInstaller;
- private final IElanService elanManager;
private final JobCoordinator coordinator;
private final SnatServiceManager natServiceManager;
private final NatMode natMode;
final INeutronVpnManager nvpnManager,
final SnatServiceManager natServiceManager,
final NatserviceConfig config,
- final IElanService elanManager,
final JobCoordinator coordinator,
final UpgradeState upgradeState) {
- super(DpnVpninterfacesList.class, RouterDpnChangeListener.class);
+ super(dataBroker, LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(NeutronRouterDpns.class)
+ .child(RouterDpnList.class).child(DpnVpninterfacesList.class),
+ Executors.newListeningSingleThreadExecutor("RouterDpnChangeListener", LOG));
this.dataBroker = dataBroker;
this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
this.mdsalManager = mdsalManager;
this.idManager = idManager;
this.extNetGroupInstaller = extNetGroupInstaller;
this.nvpnManager = nvpnManager;
- this.elanManager = elanManager;
this.natServiceManager = natServiceManager;
this.coordinator = coordinator;
this.natMode = config != null ? config.getNatMode() : NatMode.Controller;
this.upgradeState = upgradeState;
}
- @Override
- @PostConstruct
public void init() {
LOG.info("{} init", getClass().getSimpleName());
- registerListener(LogicalDatastoreType.OPERATIONAL, dataBroker);
}
@Override
- protected RouterDpnChangeListener getDataTreeChangeListener() {
- return RouterDpnChangeListener.this;
+ @PreDestroy
+ public void close() {
+ super.close();
+ Executors.shutdownAndAwaitTermination(getExecutorService());
}
@Override
- protected InstanceIdentifier<DpnVpninterfacesList> getWildCardPath() {
- return InstanceIdentifier.create(NeutronRouterDpns.class).child(RouterDpnList.class)
- .child(DpnVpninterfacesList.class);
- }
-
- @Override
- protected void add(final InstanceIdentifier<DpnVpninterfacesList> identifier, final DpnVpninterfacesList dpnInfo) {
+ public void add(final InstanceIdentifier<DpnVpninterfacesList> identifier, final DpnVpninterfacesList dpnInfo) {
LOG.trace("add : key: {}, value: {}", dpnInfo.key(), dpnInfo);
final String routerUuid = identifier.firstKeyOf(RouterDpnList.class).getRouterId();
- BigInteger dpnId = dpnInfo.getDpnId();
+ Uint64 dpnId = dpnInfo.getDpnId();
//check router is associated to external network
InstanceIdentifier<Routers> id = NatUtil.buildRouterIdentifier(routerUuid);
Optional<Routers> routerData =
Uuid networkId = router.getNetworkId();
if (networkId != null) {
if (natMode == NatMode.Conntrack) {
- BigInteger naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
- if (naptSwitch == null || naptSwitch.equals(BigInteger.ZERO)) {
+ Uint64 naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
+ if (naptSwitch == null || naptSwitch.equals(Uint64.ZERO)) {
LOG.warn("add : NAPT switch is not selected.");
return;
}
}
}), LOG, "Error notifying NAT service manager");
} else {
- Long routerId = NatUtil.getVpnId(dataBroker, routerUuid);
+ Uint32 routerId = NatUtil.getVpnId(dataBroker, routerUuid);
if (routerId == NatConstants.INVALID_ID) {
LOG.error("add : Invalid routerId returned for routerName {}", routerUuid);
return;
Uuid vpnName = NatUtil.getVpnForRouter(dataBroker, routerUuid);
return Collections.singletonList(
txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, confTx -> {
- Long vpnId;
+ Uint32 vpnId;
if (vpnName == null) {
LOG.debug("add : Internal vpn associated to router {}", routerUuid);
vpnId = routerId;
LOG.error("add : External Network Provider Type missing");
return;
}
- handleSNATForDPN(dpnId, routerUuid, routerId, vpnId, confTx, extNwProvType);
+ NatUtil.handleSNATForDPN(dataBroker, mdsalManager, idManager, naptSwitchHA,
+ dpnId, router, routerId, vpnId, confTx, extNwProvType, upgradeState);
} else {
LOG.info("add : SNAT is not enabled for router {} to handle addDPN event {}",
routerUuid, dpnId);
}
@Override
- protected void remove(InstanceIdentifier<DpnVpninterfacesList> identifier, DpnVpninterfacesList dpnInfo) {
+ public void remove(InstanceIdentifier<DpnVpninterfacesList> identifier, DpnVpninterfacesList dpnInfo) {
LOG.trace("remove : key: {}, value: {}", dpnInfo.key(), dpnInfo);
final String routerUuid = identifier.firstKeyOf(RouterDpnList.class).getRouterId();
- Long routerId = NatUtil.getVpnId(dataBroker, routerUuid);
+ Uint32 routerId = NatUtil.getVpnId(dataBroker, routerUuid);
if (routerId == NatConstants.INVALID_ID) {
LOG.error("REMOVE: Invalid routId returned for routerName {}",routerUuid);
return;
}
- BigInteger dpnId = dpnInfo.getDpnId();
+ Uint64 dpnId = dpnInfo.getDpnId();
//check router is associated to external network
InstanceIdentifier<Routers> id = NatUtil.buildRouterIdentifier(routerUuid);
Optional<Routers> routerData =
Uuid networkId = router.getNetworkId();
if (networkId != null) {
if (natMode == NatMode.Conntrack) {
- BigInteger naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
- if (naptSwitch == null || naptSwitch.equals(BigInteger.ZERO)) {
+ Uint64 naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
+ if (naptSwitch == null || naptSwitch.equals(Uint64.ZERO)) {
LOG.warn("remove : NAPT switch is not selected.");
return;
}
Uuid vpnName = NatUtil.getVpnForRouter(dataBroker, routerUuid);
return Collections.singletonList(
txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, confTx -> {
- Long vpnId;
+ Uint32 vpnId;
if (vpnName == null) {
LOG.debug("remove : Internal vpn associated to router {}", routerUuid);
vpnId = routerId;
}
LOG.debug("remove : Retrieved vpnId {} for router {}", vpnId, routerUuid);
//Remove default entry in FIB
- LOG.debug("remove : Removing default route in FIB on dpn {} for vpn {} ...", dpnId,
- vpnName);
+ LOG.debug("remove : Removing default route in FIB on dpn {} ...", dpnId);
snatDefaultRouteProgrammer.removeDefNATRouteInDPN(dpnId, vpnId, confTx);
} else {
LOG.debug("remove : External vpn associated to router {}", routerUuid);
nvpnManager.programV6InternetFallbackFlow(new Uuid(routerUuid),
NatUtil.getVpnIdfromNetworkId(dataBroker, networkId), NwConstants.DEL_FLOW);
if (router.isEnableSnat()) {
+ ProviderTypes extNwProvType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker,
+ routerUuid, networkId);
+ if (extNwProvType == null) {
+ return;
+ }
LOG.info("remove : SNAT enabled for router {}", routerUuid);
- removeSNATFromDPN(dpnId, routerUuid, routerId, vpnId, networkId, confTx);
+ String externalVpnName = NatUtil.getAssociatedVPN(dataBroker,
+ routerData.get().getNetworkId());
+ NatUtil.removeSNATFromDPN(dataBroker, mdsalManager, idManager, naptSwitchHA, dpnId,
+ router, routerId, vpnId, externalVpnName, extNwProvType, confTx);
} else {
LOG.info("remove : SNAT is not enabled for router {} to handle removeDPN event {}",
routerUuid, dpnId);
}
@Override
- protected void update(InstanceIdentifier<DpnVpninterfacesList> identifier, DpnVpninterfacesList original,
+ public void update(InstanceIdentifier<DpnVpninterfacesList> identifier, DpnVpninterfacesList original,
DpnVpninterfacesList update) {
LOG.trace("Update key: {}, original: {}, update: {}", update.key(), original, update);
}
- void handleSNATForDPN(BigInteger dpnId, String routerName, long routerId, Long routerVpnId,
- TypedReadWriteTransaction<Configuration> confTx, ProviderTypes extNwProvType) {
- //Check if primary and secondary switch are selected, If not select the role
- //Install select group to NAPT switch
- //Install default miss entry to NAPT switch
- BigInteger naptSwitch;
- try {
- BigInteger naptId = NatUtil.getPrimaryNaptfromRouterName(dataBroker, routerName);
- if (naptId == null || naptId.equals(BigInteger.ZERO)
- || !NatUtil.getSwitchStatus(dataBroker, naptId) && !upgradeState.isUpgradeInProgress()) {
- LOG.debug("handleSNATForDPN : NaptSwitch is down or not selected for router {},naptId {}",
- routerName, naptId);
- naptSwitch = dpnId;
- boolean naptstatus = naptSwitchHA.updateNaptSwitch(routerName, naptSwitch);
- if (!naptstatus) {
- LOG.error("handleSNATForDPN : Failed to update newNaptSwitch {} for routername {}",
- naptSwitch, routerName);
- return;
- }
- LOG.debug("handleSNATForDPN : Switch {} is elected as NaptSwitch for router {}", dpnId, routerName);
- Routers extRouters = NatUtil.getRoutersFromConfigDS(dataBroker, routerName);
- if (extRouters != null) {
- NatUtil.createRouterIdsConfigDS(dataBroker, routerId, routerName);
- naptSwitchHA.subnetRegisterMapping(extRouters, routerId);
- }
-
- naptSwitchHA.installSnatFlows(routerName, routerId, naptSwitch, routerVpnId, confTx);
-
- // Install miss entry (table 26) pointing to table 46
- FlowEntity flowEntity = naptSwitchHA.buildSnatFlowEntityForNaptSwitch(dpnId, routerName,
- routerVpnId, NatConstants.ADD_FLOW);
- if (flowEntity == null) {
- LOG.error("handleSNATForDPN : Failed to populate flowentity for router {} with dpnId {}",
- routerName, dpnId);
- return;
- }
- LOG.debug("handleSNATForDPN : Successfully installed flow for dpnId {} router {}", dpnId, routerName);
- mdsalManager.addFlow(confTx, flowEntity);
- //Removing primary flows from old napt switch
- if (naptId != null && !naptId.equals(BigInteger.ZERO)) {
- LOG.debug("handleSNATForDPN : Removing primary flows from old napt switch {} for router {}",
- naptId, routerName);
- naptSwitchHA.removeSnatFlowsInOldNaptSwitch(routerName, routerId, naptId, null, confTx);
- }
- } else if (naptId.equals(dpnId)) {
- LOG.debug("handleSNATForDPN : NaptSwitch {} gone down during cluster reboot came alive", naptId);
- } else {
- naptSwitch = naptId;
- LOG.debug("handleSNATForDPN : Napt switch with Id {} is already elected for router {}",
- naptId, routerName);
-
- //installing group
- List<BucketInfo> bucketInfo = naptSwitchHA.handleGroupInNeighborSwitches(dpnId,
- routerName, routerId, naptSwitch);
- naptSwitchHA.installSnatGroupEntry(dpnId, bucketInfo, routerName);
-
- // Install miss entry (table 26) pointing to group
- long groupId = NatUtil.createGroupId(NatUtil.getGroupIdKey(routerName), idManager);
- FlowEntity flowEntity =
- naptSwitchHA.buildSnatFlowEntity(dpnId, routerName, groupId,
- routerVpnId, NatConstants.ADD_FLOW);
- if (flowEntity == null) {
- LOG.error("handleSNATForDPN : Failed to populate flowentity for router {} with dpnId {} groupId {}",
- routerName, dpnId, groupId);
- return;
- }
- LOG.debug("handleSNATForDPN : Successfully installed flow for dpnId {} router {} group {}",
- dpnId, routerName, groupId);
- mdsalManager.addFlow(confTx, flowEntity);
- }
-
- } catch (InterruptedException | ExecutionException e) {
- LOG.error("handleSNATForDPN : Exception in handleSNATForDPN", e);
- }
- }
-
- // TODO Clean up the exception handling
- @SuppressWarnings("checkstyle:IllegalCatch")
- void removeSNATFromDPN(BigInteger dpnId, String routerName, long routerId, long routerVpnId,
- Uuid extNetworkId, TypedReadWriteTransaction<Configuration> confTx) {
- //irrespective of naptswitch or non-naptswitch, SNAT default miss entry need to be removed
- //remove miss entry to NAPT switch
- //if naptswitch elect new switch and install Snat flows and remove those flows in oldnaptswitch
-
- Collection<String> externalIpCache = NatUtil.getExternalIpsForRouter(dataBroker, routerId);
- ProviderTypes extNwProvType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerName, extNetworkId);
- if (extNwProvType == null) {
- return;
- }
- //Get the external IP labels other than VXLAN provider type. Since label is not applicable for VXLAN
- Map<String, Long> externalIpLabel;
- if (extNwProvType == ProviderTypes.VXLAN) {
- externalIpLabel = null;
- } else {
- externalIpLabel = NatUtil.getExternalIpsLabelForRouter(dataBroker, routerId);
- }
- BigInteger naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, routerName);
- if (naptSwitch == null || naptSwitch.equals(BigInteger.ZERO)) {
- LOG.error("removeSNATFromDPN : No naptSwitch is selected for router {}", routerName);
- return;
- }
- try {
- boolean naptStatus =
- naptSwitchHA.isNaptSwitchDown(routerName, routerId, dpnId, naptSwitch, routerVpnId,
- externalIpCache, confTx);
- if (!naptStatus) {
- LOG.debug("removeSNATFromDPN: Switch with DpnId {} is not naptSwitch for router {}",
- dpnId, routerName);
- long groupId = NatUtil.createGroupId(NatUtil.getGroupIdKey(routerName), idManager);
- FlowEntity flowEntity = null;
- try {
- flowEntity = naptSwitchHA.buildSnatFlowEntity(dpnId, routerName, groupId, routerVpnId,
- NatConstants.DEL_FLOW);
- if (flowEntity == null) {
- LOG.error("removeSNATFromDPN : Failed to populate flowentity for router:{} "
- + "with dpnId:{} groupId:{}", routerName, dpnId, groupId);
- return;
- }
- LOG.debug("removeSNATFromDPN : Removing default SNAT miss entry flow entity {}", flowEntity);
- mdsalManager.removeFlow(confTx, flowEntity);
-
- } catch (Exception ex) {
- LOG.error("removeSNATFromDPN : Failed to remove default SNAT miss entry flow entity {}",
- flowEntity, ex);
- return;
- }
- LOG.debug("removeSNATFromDPN : Removed default SNAT miss entry flow for dpnID {} with routername {}",
- dpnId, routerName);
-
- //remove group
- GroupEntity groupEntity = null;
- try {
- groupEntity = MDSALUtil.buildGroupEntity(dpnId, groupId, routerName,
- GroupTypes.GroupAll, Collections.emptyList() /*listBucketInfo*/);
- LOG.info("removeSNATFromDPN : Removing NAPT GroupEntity:{}", groupEntity);
- mdsalManager.removeGroup(groupEntity);
- } catch (Exception ex) {
- LOG.error("removeSNATFromDPN : Failed to remove group entity {}", groupEntity, ex);
- return;
- }
- LOG.debug("removeSNATFromDPN : Removed default SNAT miss entry flow for dpnID {} with routerName {}",
- dpnId, routerName);
- } else {
- naptSwitchHA.removeSnatFlowsInOldNaptSwitch(routerName, routerId, naptSwitch,
- externalIpLabel, confTx);
- //remove table 26 flow ppointing to table46
- FlowEntity flowEntity = null;
- try {
- flowEntity = naptSwitchHA.buildSnatFlowEntityForNaptSwitch(dpnId, routerName, routerVpnId,
- NatConstants.DEL_FLOW);
- if (flowEntity == null) {
- LOG.error("removeSNATFromDPN : Failed to populate flowentity for router {} with dpnId {}",
- routerName, dpnId);
- return;
- }
- LOG.debug("removeSNATFromDPN : Removing default SNAT miss entry flow entity for router {} with "
- + "dpnId {} in napt switch {}", routerName, dpnId, naptSwitch);
- mdsalManager.removeFlow(confTx, flowEntity);
-
- } catch (Exception ex) {
- LOG.error("removeSNATFromDPN : Failed to remove default SNAT miss entry flow entity {}",
- flowEntity, ex);
- return;
- }
- LOG.debug("removeSNATFromDPN : Removed default SNAT miss entry flow for dpnID {} with routername {}",
- dpnId, routerName);
-
- //best effort to check IntExt model
- naptSwitchHA.bestEffortDeletion(routerId, routerName, externalIpLabel, confTx);
- }
- } catch (InterruptedException | ExecutionException e) {
- LOG.error("removeSNATFromDPN : Exception while handling naptSwitch down for router {}", routerName, e);
- }
- }
-
- private void installDefaultNatRouteForRouterExternalSubnets(BigInteger dpnId, Collection<Uuid> externalSubnetIds) {
+ private void installDefaultNatRouteForRouterExternalSubnets(Uint64 dpnId, Collection<Uuid> externalSubnetIds) {
if (externalSubnetIds == null) {
LOG.error("installDefaultNatRouteForRouterExternalSubnets : No external subnets for router");
return;
}
for (Uuid subnetId : externalSubnetIds) {
- long vpnIdForSubnet = NatUtil.getExternalSubnetVpnId(dataBroker, subnetId);
+ Uint32 vpnIdForSubnet = NatUtil.getExternalSubnetVpnId(dataBroker, subnetId);
if (vpnIdForSubnet != NatConstants.INVALID_ID) {
LOG.info("installDefaultNatRouteForRouterExternalSubnets : Installing default routes in FIB on dpn {} "
+ "for subnetId {} with vpnId {}", dpnId, subnetId, vpnIdForSubnet);