@Override
public void execute() {
final Link evcLink = dataObject.getRootNode().getDataAfter();
final EvcAugmentation evc = evcLink.getAugmentation(EvcAugmentation.class);
final InstanceIdentifier<Link> evcKey = dataObject.getRootPath().getRootIdentifier();
if (evc != null) {
// FIXME: For now, we assume that there is 1 uni per
// source/destination
if ((evc.getUniDest() == null) || evc.getUniDest().isEmpty()) {
LOG.error("Destination UNI cannot be null.");
return;
}
if ((evc.getUniSource() == null) || evc.getUniSource().isEmpty()) {
LOG.error("Source UNI cannot be null.");
return;
}
final Ipv4Address laterUni1Ip =
evc.getUniSource().iterator().next().getIpAddress().getIpv4Address();
final Ipv4Address laterUni2Ip =
evc.getUniDest().iterator().next().getIpAddress().getIpv4Address();
LOG.trace("New EVC created, source IP: {} destination IP {}.", laterUni1Ip, laterUni2Ip);
final ReadTransaction readTransac = dataBroker.newReadOnlyTransaction();
final CheckedFuture<Optional<Link>, ReadFailedException> retFormerEvc =
readTransac.read(LogicalDatastoreType.OPERATIONAL, evcKey);
EvcAugmentation formerEvc;
try {
Optional<Link> optLinks = retFormerEvc.get();
if (optLinks != null && optLinks.isPresent()) {
formerEvc = optLinks.get().getAugmentation(EvcAugmentation.class);
final Ipv4Address formerUni1ip =
formerEvc.getUniSource().iterator().next().getIpAddress().getIpv4Address();
final Ipv4Address formerUni2ip =
formerEvc.getUniDest().iterator().next().getIpAddress().getIpv4Address();
if (formerUni1ip.equals(laterUni1Ip)) {
// do nothing
} else if (formerUni1ip.equals(laterUni2Ip)) {
// do nothing
} else {
LOG.info("{} is not part of the EVC, removing configuration", formerUni1ip);
final InstanceIdentifier<?> formerUniIID =
UnimgrMapper.getUniIid(
dataBroker, new IpAddress(formerUni1ip), LogicalDatastoreType.OPERATIONAL);
final Optional<Node> formerUni =
MdsalUtils.readNode(dataBroker, LogicalDatastoreType.OPERATIONAL, formerUniIID);
EvcUtils.deleteEvcData(dataBroker, formerUni);
}
if (formerUni2ip.equals(laterUni1Ip)) {
// do nothing
} else if (formerUni2ip.equals(laterUni2Ip)) {
// do nothing
} else {
LOG.info("{} is not part of the EVC, removing configuration", formerUni2ip);
final InstanceIdentifier<?> formerUniIID =
UnimgrMapper.getUniIid(
dataBroker, new IpAddress(formerUni2ip), LogicalDatastoreType.OPERATIONAL);
final Optional<Node> formerUni =
MdsalUtils.readNode(dataBroker, LogicalDatastoreType.OPERATIONAL, formerUniIID);
EvcUtils.deleteEvcData(dataBroker, formerUni);
}
}
} catch (final InterruptedException | ExecutionException e) {
LOG.error("Failed to retrieve former EVC {}", evcKey, e);
}
InstanceIdentifier<Node> sourceUniIid;
InstanceIdentifier<Node> destinationUniIid;
final InstanceIdentifier<?> iidSource = evc.getUniSource().iterator().next().getUni();
if (iidSource != null) {
sourceUniIid = iidSource.firstIdentifierOf(Node.class);
} else {
sourceUniIid =
UnimgrMapper.getUniIid(
dataBroker,
evc.getUniSource().iterator().next().getIpAddress(),
LogicalDatastoreType.OPERATIONAL);
}
final InstanceIdentifier<?> iidDest = evc.getUniDest().iterator().next().getUni();
if (iidDest != null) {
destinationUniIid = iidDest.firstIdentifierOf(Node.class);
} else {
destinationUniIid =
UnimgrMapper.getUniIid(
dataBroker,
evc.getUniDest().iterator().next().getIpAddress(),
LogicalDatastoreType.OPERATIONAL);
}
// Retrieve the source and destination UNIs
final Optional<Node> optionalUniSource =
MdsalUtils.readNode(dataBroker, LogicalDatastoreType.OPERATIONAL, sourceUniIid);
final Optional<Node> optionalUniDestination =
MdsalUtils.readNode(dataBroker, LogicalDatastoreType.OPERATIONAL, destinationUniIid);
Node uniSource = null;
Node uniDestination = null;
if (optionalUniSource.isPresent() && optionalUniDestination.isPresent()) {
uniSource = optionalUniSource.get();
uniDestination = optionalUniDestination.get();
// Retrieve the source and/or destination OVSDB node
final UniAugmentation sourceUniAugmentation =
uniSource.getAugmentation(UniAugmentation.class);
final UniAugmentation destinationUniAugmentation =
uniDestination.getAugmentation(UniAugmentation.class);
final Optional<Node> optionalSourceOvsdbNode =
MdsalUtils.readNode(
dataBroker,
LogicalDatastoreType.OPERATIONAL,
sourceUniAugmentation.getOvsdbNodeRef().getValue());
final Optional<Node> optionalDestinationOvsdbNode =
MdsalUtils.readNode(
dataBroker,
LogicalDatastoreType.OPERATIONAL,
destinationUniAugmentation.getOvsdbNodeRef().getValue());
if (optionalSourceOvsdbNode.isPresent() && optionalDestinationOvsdbNode.isPresent()) {
// Retrieve the source and/or destination bridge
final InstanceIdentifier<Node> sourceBridgeIid =
UnimgrMapper.getOvsdbBridgeNodeIid(optionalSourceOvsdbNode.get());
final Optional<Node> optionalSourceBr =
MdsalUtils.readNode(dataBroker, LogicalDatastoreType.OPERATIONAL, sourceBridgeIid);
final InstanceIdentifier<Node> destinationBridgeIid =
UnimgrMapper.getOvsdbBridgeNodeIid(optionalDestinationOvsdbNode.get());
final Optional<Node> optionalDestinationBr =
MdsalUtils.readNode(
dataBroker, LogicalDatastoreType.OPERATIONAL, destinationBridgeIid);
// update ovsdb qos-entry and queues with max-rate to match evc ingress BW
OvsdbUtils.updateMaxRate(
dataBroker, sourceUniAugmentation, destinationUniAugmentation, evc);
Node sourceBr = null;
Node destinationBr = null;
if (optionalSourceBr.isPresent() && optionalDestinationBr.isPresent()) {
sourceBr = optionalSourceBr.get();
destinationBr = optionalDestinationBr.get();
// Creating termination points (OVSDB CONFIG
// datastore)
OvsdbUtils.createTerminationPointNode(
dataBroker,
uniSource.getAugmentation(UniAugmentation.class),
sourceBr,
UnimgrConstants.DEFAULT_BRIDGE_NAME,
UnimgrConstants.DEFAULT_TUNNEL_IFACE);
// Create GRE tunnel (OVSDB CONFIG datastore)
OvsdbUtils.createGreTunnel(
dataBroker,
uniSource.getAugmentation(UniAugmentation.class),
uniDestination.getAugmentation(UniAugmentation.class),
sourceBr,
UnimgrConstants.DEFAULT_BRIDGE_NAME,
UnimgrConstants.DEFAULT_GRE_TUNNEL_NAME);
// Create termination points (CONFIG datastore)
OvsdbUtils.createTerminationPointNode(
dataBroker,
uniSource.getAugmentation(UniAugmentation.class),
destinationBr,
UnimgrConstants.DEFAULT_BRIDGE_NAME,
UnimgrConstants.DEFAULT_TUNNEL_IFACE);
// Create GRE tunnel (OVSDB CONFIG datastore)
OvsdbUtils.createGreTunnel(
dataBroker,
uniDestination.getAugmentation(UniAugmentation.class),
uniSource.getAugmentation(UniAugmentation.class),
destinationBr,
UnimgrConstants.DEFAULT_BRIDGE_NAME,
UnimgrConstants.DEFAULT_GRE_TUNNEL_NAME);
// Update EVC
EvcUtils.updateEvcNode(
LogicalDatastoreType.CONFIGURATION,
evcKey,
evc,
sourceUniIid,
destinationUniIid,
dataBroker);
EvcUtils.updateEvcNode(
LogicalDatastoreType.OPERATIONAL,
evcKey,
evc,
sourceUniIid,
destinationUniIid,
dataBroker);
} else {
LOG.info("Unable to retrieve the source and/or destination bridge.");
}
} else {
LOG.info("Unable to retrieve the source and/or destination ovsdbNode.");
}
} else {
LOG.info("Unable to retrieve the source and/or destination Uni.");
}
}
}
