use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId in project netvirt by opendaylight.
the class NexthopManager method removeLocalNextHop.
public void removeLocalNextHop(BigInteger dpnId, Long vpnId, String ipNextHopAddress, String ipPrefixAddress) {
String ipPrefixStr = vpnId + ipPrefixAddress;
VpnNexthop prefixNh = null;
synchronized (ipPrefixStr.intern()) {
prefixNh = getVpnNexthop(vpnId, ipPrefixAddress);
}
String ipAddress = prefixNh != null ? ipPrefixAddress : ipNextHopAddress;
String nextHopLockStr = vpnId + ipAddress;
synchronized (nextHopLockStr.intern()) {
VpnNexthop nh = getVpnNexthop(vpnId, ipAddress);
if (nh != null) {
int newFlowrefCnt = nh.getFlowrefCount() - 1;
if (newFlowrefCnt == 0) {
// remove the group only if there are no more flows using this group
GroupEntity groupEntity = MDSALUtil.buildGroupEntity(dpnId, nh.getEgressPointer(), ipAddress, GroupTypes.GroupAll, Collections.EMPTY_LIST);
// remove Group ...
mdsalApiManager.removeGroup(groupEntity);
// update MD-SAL DS
removeVpnNexthopFromDS(vpnId, ipAddress);
// release groupId
removeNextHopPointer(getNextHopKey(vpnId, ipAddress));
LOG.debug("Local Next hop {} for {} {} on dpn {} successfully deleted", nh.getEgressPointer(), vpnId, ipAddress, dpnId);
} else {
// just update the flowrefCount of the vpnNexthop
VpnNexthop currNh = new VpnNexthopBuilder().setKey(new VpnNexthopKey(ipAddress)).setFlowrefCount(newFlowrefCnt).build();
LOG.trace("Updating vpnnextHop {} for refCount {} to Operational DS", currNh, newFlowrefCnt);
MDSALUtil.syncUpdate(dataBroker, LogicalDatastoreType.OPERATIONAL, getVpnNextHopIdentifier(vpnId, ipAddress), currNh);
}
} else {
// throw error
LOG.error("Local Next hop for Prefix {} VpnId {} on dpn {} not deleted", ipAddress, vpnId, dpnId);
}
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId in project netvirt by opendaylight.
the class NexthopManager method installGroupOnDpn.
private void installGroupOnDpn(long groupId, BigInteger dpnId, String groupName, List<BucketInfo> bucketsInfo, String nextHopKey, GroupTypes groupType) {
NodeRef nodeRef = FibUtil.buildNodeRef(dpnId);
Buckets buckets = FibUtil.buildBuckets(bucketsInfo);
GroupRef groupRef = new GroupRef(FibUtil.buildGroupInstanceIdentifier(groupId, dpnId));
AddGroupInput input = new AddGroupInputBuilder().setNode(nodeRef).setGroupId(new GroupId(groupId)).setBuckets(buckets).setGroupRef(groupRef).setGroupType(groupType).setGroupName(groupName).build();
Future<RpcResult<AddGroupOutput>> groupStats = salGroupService.addGroup(input);
RpcResult<AddGroupOutput> rpcResult = null;
try {
rpcResult = groupStats.get();
if (rpcResult != null && rpcResult.isSuccessful()) {
LOG.info("Group {} with key {} has been successfully installed directly on dpn {}.", groupId, nextHopKey, dpnId);
} else {
LOG.error("Unable to install group {} with key {} directly on dpn {} due to {}.", groupId, nextHopKey, dpnId, rpcResult != null ? rpcResult.getErrors() : null);
}
} catch (InterruptedException | ExecutionException e) {
LOG.error("Error while installing group {} directly on dpn {}", groupId, dpnId);
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId in project netvirt by opendaylight.
the class NexthopManager method removeOrUpdateDcGwLoadBalancingGroup.
/**
* This method is invoked when the tunnel state is removed from DS.
* If the there is just one DC-GW left in configuration then the LB groups can be deleted.
* Otherwise, the groups are just updated.
*/
public void removeOrUpdateDcGwLoadBalancingGroup(List<String> availableDcGws, BigInteger dpnId, String destinationIp) {
Preconditions.checkNotNull(availableDcGws, "There are no dc-gws present");
WriteTransaction configTx = dataBroker.newWriteOnlyTransaction();
WriteTransaction operationalTx = dataBroker.newWriteOnlyTransaction();
int noOfDcGws = availableDcGws.size();
// If availableDcGws does not contain the destination Ip it means this is a configuration delete.
if (!availableDcGws.contains(destinationIp)) {
availableDcGws.add(destinationIp);
Collections.sort(availableDcGws);
}
// TODO : Place the logic to construct all possible DC-GW combination here.
int bucketId = availableDcGws.indexOf(destinationIp);
Optional<DpnLbNexthops> dpnLbNextHops = fibUtil.getDpnLbNexthops(dpnId, destinationIp);
if (!dpnLbNextHops.isPresent()) {
return;
}
List<String> nextHopKeys = dpnLbNextHops.get().getNexthopKey();
nextHopKeys.forEach(nextHopKey -> {
Optional<Nexthops> optionalNextHops = fibUtil.getNexthops(nextHopKey);
if (!optionalNextHops.isPresent()) {
return;
}
Nexthops nexthops = optionalNextHops.get();
final String groupId = nexthops.getGroupId();
final long groupIdValue = Long.parseLong(groupId);
if (noOfDcGws > 1) {
mdsalApiManager.removeBucketToTx(dpnId, groupIdValue, bucketId, configTx);
} else {
Group group = MDSALUtil.buildGroup(groupIdValue, nextHopKey, GroupTypes.GroupSelect, MDSALUtil.buildBucketLists(Collections.emptyList()));
LOG.trace("Removed LB group {} on dpn {}", group, dpnId);
mdsalApiManager.removeGroupToTx(dpnId, group, configTx);
removeNextHopPointer(nextHopKey);
}
// When the DC-GW is removed from configuration.
if (noOfDcGws != availableDcGws.size()) {
FibUtil.removeOrUpdateNextHopInfo(dpnId, nextHopKey, groupId, nexthops, operationalTx);
}
});
FibUtil.removeDpnIdToNextHopInfo(destinationIp, dpnId, operationalTx);
configTx.submit();
operationalTx.submit();
return;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId in project netvirt by opendaylight.
the class NexthopManager method createLocalNextHop.
public long createLocalNextHop(long vpnId, BigInteger dpnId, String ifName, String ipNextHopAddress, String ipPrefixAddress, String gwMacAddress, String jobKey) {
String vpnName = fibUtil.getVpnNameFromId(vpnId);
if (vpnName == null) {
return 0;
}
String macAddress = fibUtil.getMacAddressFromPrefix(ifName, vpnName, ipPrefixAddress);
String ipAddress = macAddress != null ? ipPrefixAddress : ipNextHopAddress;
long groupId = createNextHopPointer(getNextHopKey(vpnId, ipAddress));
if (groupId == 0) {
LOG.error("Unable to allocate groupId for vpnId {} , prefix {} IntfName {}, nextHopAddr {}", vpnId, ipAddress, ifName, ipNextHopAddress);
return groupId;
}
String nextHopLockStr = vpnId + ipAddress;
jobCoordinator.enqueueJob(jobKey, () -> {
synchronized (nextHopLockStr.intern()) {
VpnNexthop nexthop = getVpnNexthop(vpnId, ipAddress);
LOG.trace("nexthop: {} retrieved for vpnId {}, prefix {}, ifName {} on dpn {}", nexthop, vpnId, ipAddress, ifName, dpnId);
if (nexthop == null) {
String encMacAddress = macAddress == null ? fibUtil.getMacAddressFromPrefix(ifName, vpnName, ipAddress) : macAddress;
List<BucketInfo> listBucketInfo = new ArrayList<>();
List<ActionInfo> listActionInfo = new ArrayList<>();
int actionKey = 0;
// MAC re-write
if (encMacAddress != null) {
if (gwMacAddress != null) {
LOG.trace("The Local NextHop Group Source Mac {} for VpnInterface {} on VPN {}", gwMacAddress, ifName, vpnId);
listActionInfo.add(new ActionSetFieldEthernetSource(actionKey++, new MacAddress(gwMacAddress)));
}
listActionInfo.add(new ActionSetFieldEthernetDestination(actionKey++, new MacAddress(encMacAddress)));
// listActionInfo.add(0, new ActionPopMpls());
} else {
// FIXME: Log message here.
LOG.debug("mac address for new local nexthop is null");
}
listActionInfo.addAll(getEgressActionsForInterface(ifName, actionKey));
BucketInfo bucket = new BucketInfo(listActionInfo);
listBucketInfo.add(bucket);
GroupEntity groupEntity = MDSALUtil.buildGroupEntity(dpnId, groupId, ipAddress, GroupTypes.GroupAll, listBucketInfo);
LOG.trace("Install LNH Group: id {}, mac address {}, interface {} for prefix {}", groupId, encMacAddress, ifName, ipAddress);
// Try to install group directly on the DPN bypassing the FRM, in order to avoid waiting for the
// group to get installed before programming the flows
installGroupOnDpn(groupId, dpnId, ipAddress, listBucketInfo, getNextHopKey(vpnId, ipAddress), GroupTypes.GroupAll);
// install Group
mdsalApiManager.syncInstallGroup(groupEntity);
// update MD-SAL DS
addVpnNexthopToDS(dpnId, vpnId, ipAddress, groupId);
} else {
// nexthop exists already; a new flow is going to point to
// it, increment the flowrefCount by 1
int flowrefCnt = nexthop.getFlowrefCount() + 1;
VpnNexthop nh = new VpnNexthopBuilder().setKey(new VpnNexthopKey(ipAddress)).setFlowrefCount(flowrefCnt).build();
LOG.trace("Updating vpnnextHop {} for refCount {} to Operational DS", nh, flowrefCnt);
MDSALUtil.syncUpdate(dataBroker, LogicalDatastoreType.OPERATIONAL, getVpnNextHopIdentifier(vpnId, ipAddress), nh);
}
}
return Collections.emptyList();
});
return groupId;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId in project netvirt by opendaylight.
the class VrfEntryListener method createRemoteFibEntry.
private void createRemoteFibEntry(final BigInteger remoteDpnId, final long vpnId, String rd, final VrfEntry vrfEntry, WriteTransaction tx) {
Boolean wrTxPresent = true;
if (tx == null) {
wrTxPresent = false;
tx = dataBroker.newWriteOnlyTransaction();
}
String vpnName = fibUtil.getVpnNameFromId(vpnId);
LOG.debug("createremotefibentry: adding route {} for rd {} on remoteDpnId {}", vrfEntry.getDestPrefix(), rd, remoteDpnId);
List<AdjacencyResult> adjacencyResults = baseVrfEntryHandler.resolveAdjacency(remoteDpnId, vpnId, vrfEntry, rd);
if (adjacencyResults.isEmpty()) {
LOG.error("Could not get interface for route-paths: {} in vpn {} on DPN {}", vrfEntry.getRoutePaths(), rd, remoteDpnId);
LOG.error("Failed to add Route: {} in vpn: {}", vrfEntry.getDestPrefix(), rd);
return;
}
List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnId, vrfEntry.getDestPrefix());
List<Routes> vpnExtraRoutes = VpnExtraRouteHelper.getAllVpnExtraRoutes(dataBroker, vpnName, usedRds, vrfEntry.getDestPrefix());
// multiple VMs
if (!vpnExtraRoutes.isEmpty() && (vpnExtraRoutes.size() > 1 || vpnExtraRoutes.get(0).getNexthopIpList().size() > 1)) {
List<InstructionInfo> instructions = new ArrayList<>();
// Obtain the local routes for this particular dpn.
java.util.Optional<Routes> routes = vpnExtraRoutes.stream().filter(route -> {
Prefixes prefixToInterface = fibUtil.getPrefixToInterface(vpnId, fibUtil.getIpPrefix(route.getNexthopIpList().get(0)));
if (prefixToInterface == null) {
return false;
}
return remoteDpnId.equals(prefixToInterface.getDpnId());
}).findFirst();
long groupId = nextHopManager.createNextHopGroups(vpnId, rd, remoteDpnId, vrfEntry, routes.isPresent() ? routes.get() : null, vpnExtraRoutes);
if (groupId == FibConstants.INVALID_GROUP_ID) {
LOG.error("Unable to create Group for local prefix {} on rd {} on Node {}", vrfEntry.getDestPrefix(), rd, remoteDpnId.toString());
return;
}
List<ActionInfo> actionInfos = Collections.singletonList(new ActionGroup(groupId));
instructions.add(new InstructionApplyActions(actionInfos));
baseVrfEntryHandler.makeConnectedRoute(remoteDpnId, vpnId, vrfEntry, rd, instructions, NwConstants.ADD_FLOW, tx, null);
} else {
baseVrfEntryHandler.programRemoteFib(remoteDpnId, vpnId, vrfEntry, tx, rd, adjacencyResults, null);
}
if (!wrTxPresent) {
tx.submit();
}
LOG.debug("Successfully added FIB entry for prefix {} in vpnId {}", vrfEntry.getDestPrefix(), vpnId);
}
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