Examples with ConnectPoint org.onosproject.net.ConnectPoint used on opensource projects

Example 76 with ConnectPoint

use of org.onosproject.net.ConnectPoint in project onos by opennetworkinglab.

the class SinglePointToMultiPointIntentCompiler method compile.

@Override
public List<Intent> compile(SinglePointToMultiPointIntent intent, List<Intent> installable) {
    Set<Link> links = new HashSet<>();
    final boolean allowMissingPaths = intentAllowsPartialFailure(intent);
    boolean hasPaths = false;
    boolean missingSomePaths = false;
    for (ConnectPoint egressPoint : intent.egressPoints()) {
        if (egressPoint.deviceId().equals(intent.ingressPoint().deviceId())) {
            // devices are the same.
            if (deviceService.isAvailable(egressPoint.deviceId())) {
                hasPaths = true;
            } else {
                missingSomePaths = true;
            }
            continue;
        }
        Path path = getPath(intent, intent.ingressPoint().deviceId(), egressPoint.deviceId());
        if (path != null) {
            hasPaths = true;
            links.addAll(path.links());
        } else {
            missingSomePaths = true;
        }
    }
    // Allocate bandwidth if a bandwidth constraint is set
    ConnectPoint ingressCP = intent.filteredIngressPoint().connectPoint();
    List<ConnectPoint> egressCPs = intent.filteredEgressPoints().stream().map(fcp -> fcp.connectPoint()).collect(Collectors.toList());
    List<ConnectPoint> pathCPs = links.stream().flatMap(l -> Stream.of(l.src(), l.dst())).collect(Collectors.toList());
    pathCPs.add(ingressCP);
    pathCPs.addAll(egressCPs);
    allocateBandwidth(intent, pathCPs);
    if (!hasPaths) {
        throw new IntentException("Cannot find any path between ingress and egress points.");
    } else if (!allowMissingPaths && missingSomePaths) {
        throw new IntentException("Missing some paths between ingress and egress points.");
    }
    Intent result = LinkCollectionIntent.builder().appId(intent.appId()).key(intent.key()).selector(intent.selector()).treatment(intent.treatment()).links(links).filteredIngressPoints(ImmutableSet.of(intent.filteredIngressPoint())).filteredEgressPoints(intent.filteredEgressPoints()).priority(intent.priority()).applyTreatmentOnEgress(true).constraints(intent.constraints()).resourceGroup(intent.resourceGroup()).build();
    return Collections.singletonList(result);
}

Example 77 with ConnectPoint

use of org.onosproject.net.ConnectPoint in project onos by opennetworkinglab.

the class ProtectionConfigMonitor method updateProtection.

private void updateProtection(DeviceId did, ProtectionConfig before, ProtectionConfig after) {
    ProtectedTransportEndpointDescription description = after.asDescription();
    log.info("updating protection {}-{}", did, description);
    ProtectionConfigBehaviour behaviour = getBehaviour(did);
    Optional<ConnectPoint> existing = findFirstVirtualPort(behaviour, after.fingerprint());
    if (!existing.isPresent()) {
        log.warn("Update requested, but not found, falling back as add");
        addProtection(did, after);
        return;
    }
    ConnectPoint vPort = existing.get();
    log.info("updating protection virtual Port {} : {}", vPort, description);
    behaviour.updateProtectionEndpoint(vPort, description).handle((vPortNew, e) -> {
        if (vPort != null) {
            log.info("Virtual Port {} updated for {}", vPort, description);
            log.debug("{}", deviceService.getPort(vPort));
        } else {
            log.error("Protection {} -> {} exceptionally failed.", before, after, e);
        }
        return vPort;
    });
}

Example 78 with ConnectPoint

use of org.onosproject.net.ConnectPoint in project onos by opennetworkinglab.

the class ProtectionConfigMonitor method addProtection.

private void addProtection(DeviceId did, ProtectionConfig added) {
    ProtectedTransportEndpointDescription description = added.asDescription();
    log.info("adding protection {}-{}", did, description);
    ProtectionConfigBehaviour behaviour = getBehaviour(did);
    CompletableFuture<ConnectPoint> result;
    result = behaviour.createProtectionEndpoint(description);
    result.handle((vPort, e) -> {
        if (vPort != null) {
            log.info("Virtual Port {} created for {}", vPort, description);
            log.debug("{}", deviceService.getPort(vPort));
        } else {
            log.error("Protection {} exceptionally failed.", added, e);
        }
        return vPort;
    });
}

Example 79 with ConnectPoint

use of org.onosproject.net.ConnectPoint in project onos by opennetworkinglab.

the class ProtectionConfigMonitor method removeProtection.

private void removeProtection(DeviceId did, ProtectionConfig removed) {
    ProtectedTransportEndpointDescription description = removed.asDescription();
    log.info("removing protection {}-{}", did, description);
    ProtectionConfigBehaviour behaviour = getBehaviour(did);
    Optional<ConnectPoint> existing = findFirstVirtualPort(behaviour, removed.fingerprint());
    if (!existing.isPresent()) {
        log.warn("Remove requested, but not found, ignoring");
        return;
    }
    ConnectPoint vPort = existing.get();
    log.info("removing protection virtual port {} : {}", vPort, description);
    behaviour.deleteProtectionEndpoint(vPort).handle((result, ex) -> {
        if (ex != null) {
            log.info("removed protection {} : {}", vPort, result);
        } else {
            log.warn("removed protection {} failed.", vPort, ex);
        }
        return result;
    });
}

Example 80 with ConnectPoint

use of org.onosproject.net.ConnectPoint in project onos by opennetworkinglab.

the class ConnectivityIntentCompiler method allocateBandwidth.

/**
 * Allocates the bandwidth specified as intent constraint on each link
 * composing the intent, if a bandwidth constraint is specified.
 *
 * @param intent the intent requesting bandwidth allocation
 * @param connectPoints the connect points composing the intent path computed
 */
protected void allocateBandwidth(ConnectivityIntent intent, List<ConnectPoint> connectPoints) {
    // Retrieve bandwidth constraint if exists
    List<Constraint> constraints = intent.constraints();
    if (constraints == null) {
        return;
    }
    Optional<Constraint> constraint = constraints.stream().filter(c -> c instanceof BandwidthConstraint).findAny();
    // If there is no bandwidth constraint continue
    if (!constraint.isPresent()) {
        return;
    }
    BandwidthConstraint bwConstraint = (BandwidthConstraint) constraint.get();
    double bw = bwConstraint.bandwidth().bps();
    // If a resource group is set on the intent, the resource consumer is
    // set equal to it. Otherwise it's set to the intent key
    ResourceConsumer newResourceConsumer = intent.resourceGroup() != null ? intent.resourceGroup() : intent.key();
    // Get the list of current resource allocations
    Collection<ResourceAllocation> resourceAllocations = resourceService.getResourceAllocations(newResourceConsumer);
    // Get the list of resources already allocated from resource allocations
    List<Resource> resourcesAllocated = resourcesFromAllocations(resourceAllocations);
    // Get the list of resource ids for resources already allocated
    List<ResourceId> idsResourcesAllocated = resourceIds(resourcesAllocated);
    // Create the list of incoming resources requested. Exclude resources
    // already allocated.
    List<Resource> incomingResources = resources(connectPoints, bw).stream().filter(r -> !resourcesAllocated.contains(r)).collect(Collectors.toList());
    if (incomingResources.isEmpty()) {
        return;
    }
    // Create the list of resources to be added, meaning their key is not
    // present in the resources already allocated
    List<Resource> resourcesToAdd = incomingResources.stream().filter(r -> !idsResourcesAllocated.contains(r.id())).collect(Collectors.toList());
    // Resources to updated are all the new valid resources except the
    // resources to be added
    List<Resource> resourcesToUpdate = Lists.newArrayList(incomingResources);
    resourcesToUpdate.removeAll(resourcesToAdd);
    // If there are no resources to update skip update procedures
    if (!resourcesToUpdate.isEmpty()) {
        // Remove old resources that need to be updated
        // TODO: use transaction updates when available in the resource service
        List<ResourceAllocation> resourceAllocationsToUpdate = resourceAllocations.stream().filter(rA -> resourceIds(resourcesToUpdate).contains(rA.resource().id())).collect(Collectors.toList());
        log.debug("Releasing bandwidth for intent {}: {} bps", newResourceConsumer, resourcesToUpdate);
        resourceService.release(resourceAllocationsToUpdate);
        // Update resourcesToAdd with the list of both the new resources and
        // the resources to update
        resourcesToAdd.addAll(resourcesToUpdate);
    }
    // remove them
    if (intent.resourceGroup() != null) {
        // Get the list of current resource allocations made by intent key
        Collection<ResourceAllocation> resourceAllocationsByKey = resourceService.getResourceAllocations(intent.key());
        resourceService.release(Lists.newArrayList(resourceAllocationsByKey));
    }
    // Allocate resources
    log.debug("Allocating bandwidth for intent {}: {} bps", newResourceConsumer, resourcesToAdd);
    List<ResourceAllocation> allocations = resourceService.allocate(newResourceConsumer, resourcesToAdd);
    if (allocations.isEmpty()) {
        log.debug("No resources allocated for intent {}", newResourceConsumer);
    }
    log.debug("Done allocating bandwidth for intent {}", newResourceConsumer);
}