Examples with SetAsPathPrepend org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.routing.policy.policy.definitions.policy.definition.statements.statement.actions.bgp.actions.SetAsPathPrepend used on opensource projects

Example 1 with SetAsPathPrepend

use of org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.routing.policy.policy.definitions.policy.definition.statements.statement.actions.bgp.actions.SetAsPathPrepend in project bgpcep by opendaylight.

the class AsPathPrepend method applyExportAction.

@Override
public Attributes applyExportAction(final RouteEntryBaseAttributes routeEntryInfo, final BGPRouteEntryExportParameters exportParameters, final Attributes attributes, final SetAsPathPrepend actions) {
    final List<Segments> oldSegments = attributes.getAsPath().getSegments();
    /*
         * We need to check the first segment.
         * If it has as-set then new as-sequence with local AS is prepended.
         * If it has as-sequence, we may add local AS when it has less than 255 elements.
         * Otherwise we need to create new as-sequence for local AS.
         */
    final ArrayList<AsNumber> newAsSequence = new ArrayList<>();
    newAsSequence.add(new AsNumber(routeEntryInfo.getLocalAs()));
    List<Segments> newSegments = new ArrayList<>();
    if (oldSegments == null || oldSegments.isEmpty()) {
        newSegments = Collections.singletonList(new SegmentsBuilder().setAsSequence(newAsSequence).build());
    } else {
        final Segments firstSegment = oldSegments.remove(0);
        final List<AsNumber> firstAsSequence = firstSegment.getAsSequence();
        if (firstAsSequence != null && firstAsSequence.size() < Values.UNSIGNED_BYTE_MAX_VALUE) {
            newAsSequence.addAll(firstAsSequence);
            newSegments.add(new SegmentsBuilder().setAsSequence(newAsSequence).build());
        } else {
            newSegments.add(new SegmentsBuilder().setAsSequence(newAsSequence).build());
            newSegments.add(firstSegment);
        }
        newSegments.addAll(oldSegments);
    }
    return new AttributesBuilder(attributes).setAsPath(new AsPathBuilder().setSegments(newSegments).build()).build();
}

Example 2 with SetAsPathPrepend

use of org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.routing.policy.policy.definitions.policy.definition.statements.statement.actions.bgp.actions.SetAsPathPrepend in project bgpcep by opendaylight.

the class ActionsRegistryImpl method applyExportAction.

@SuppressWarnings("unchecked")
Attributes applyExportAction(final RouteEntryBaseAttributes routeEntryInfo, final BGPRouteEntryExportParameters routeEntryExportParameters, final Attributes attributes, final Actions actions) {
    requireNonNull(attributes);
    if (actions.getRouteDisposition() instanceof RejectRoute) {
        return null;
    }
    Attributes attributesUpdated = attributes;
    final Actions1 augmentation = actions.getAugmentation(Actions1.class);
    if (augmentation != null && augmentation.getBgpActions() != null) {
        final BgpActions bgpAction = augmentation.getBgpActions();
        final SetAsPathPrepend asPrependAction = bgpAction.getSetAsPathPrepend();
        final Long localPrefPrependAction = bgpAction.getSetLocalPref();
        final BgpOriginAttrType localOriginAction = bgpAction.getSetRouteOrigin();
        final BgpSetMedType medAction = bgpAction.getSetMed();
        final BgpNextHopType nhAction = bgpAction.getSetNextHop();
        final SetCommunity setCommunityAction = bgpAction.getSetCommunity();
        final SetExtCommunity setExtCommunityAction = bgpAction.getSetExtCommunity();
        if (asPrependAction != null) {
            attributesUpdated = this.bgpActions.get(SetAsPathPrepend.class).applyExportAction(routeEntryInfo, routeEntryExportParameters, attributesUpdated, asPrependAction);
        }
        if (attributesUpdated == null) {
            return null;
        }
        if (setCommunityAction != null) {
            attributesUpdated = this.bgpActions.get(SetCommunity.class).applyExportAction(routeEntryInfo, routeEntryExportParameters, attributesUpdated, setCommunityAction);
        }
        if (attributesUpdated == null) {
            return null;
        }
        if (setExtCommunityAction != null) {
            attributesUpdated = this.bgpActions.get(SetExtCommunity.class).applyExportAction(routeEntryInfo, routeEntryExportParameters, attributesUpdated, setExtCommunityAction);
        }
        boolean updated = false;
        if (localPrefPrependAction != null || localOriginAction != null || medAction != null || nhAction != null) {
            updated = true;
        }
        if (updated) {
            final AttributesBuilder attributesUpdatedBuilder = new AttributesBuilder(attributes);
            if (localPrefPrependAction != null) {
                attributesUpdatedBuilder.setLocalPref(new LocalPrefBuilder().setPref(localPrefPrependAction).build());
            }
            if (localOriginAction != null) {
                attributesUpdatedBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.forValue(localOriginAction.getIntValue())).build());
            }
            if (medAction != null) {
                attributesUpdatedBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed(medAction.getUint32()).build());
            }
            if (nhAction != null) {
                final IpAddress address = nhAction.getIpAddress();
                if (address != null) {
                    CNextHop nhNew;
                    if (address.getIpv4Address() != null) {
                        nhNew = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(address.getIpv4Address()).build()).build();
                    } else {
                        nhNew = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(address.getIpv6Address()).build()).build();
                    }
                    attributesUpdatedBuilder.setCNextHop(nhNew);
                }
            }
            attributesUpdated = attributesUpdatedBuilder.build();
        }
        final Map<Class<? extends Augmentation<?>>, Augmentation<?>> bgpConditionsAug = BindingReflections.getAugmentations(bgpAction);
        if (bgpConditionsAug != null) {
            for (final Map.Entry<Class<? extends Augmentation<?>>, Augmentation<?>> entry : bgpConditionsAug.entrySet()) {
                final BgpActionAugPolicy handler = this.bgpAugActionsRegistry.get(entry.getKey());
                if (handler == null) {
                    continue;
                } else if (attributesUpdated == null) {
                    return null;
                }
                attributesUpdated = handler.applyExportAction(routeEntryInfo, routeEntryExportParameters, attributesUpdated, entry.getValue());
            }
        }
    }
    if (attributesUpdated == null) {
        return null;
    }
    // Export Actions Aug
    final Map<Class<? extends Augmentation<?>>, Augmentation<?>> conditionsAug = BindingReflections.getAugmentations(actions);
    if (conditionsAug == null) {
        return attributes;
    }
    for (final Map.Entry<Class<? extends Augmentation<?>>, Augmentation<?>> entry : conditionsAug.entrySet()) {
        final ActionsAugPolicy handler = this.actionsRegistry.get(entry.getKey());
        if (attributesUpdated == null) {
            return null;
        } else if (handler == null) {
            continue;
        }
        attributesUpdated = handler.applyExportAction(routeEntryInfo, routeEntryExportParameters, attributesUpdated, (Augmentation<Actions>) entry.getValue());
    }
    return attributesUpdated;
}

Example 3 with SetAsPathPrepend

use of org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.routing.policy.policy.definitions.policy.definition.statements.statement.actions.bgp.actions.SetAsPathPrepend in project bgpcep by opendaylight.

the class ActionsRegistryImpl method applyImportAction.

@SuppressWarnings("unchecked")
Attributes applyImportAction(final RouteEntryBaseAttributes routeEntryInfo, final BGPRouteEntryImportParameters routeParameters, final Attributes attributes, final Actions actions) {
    if (actions.getRouteDisposition() instanceof RejectRoute) {
        return null;
    }
    Attributes attributesUpdated = attributes;
    final Actions1 augmentation = actions.getAugmentation(Actions1.class);
    if (augmentation != null && augmentation.getBgpActions() != null) {
        final BgpActions bgpAction = augmentation.getBgpActions();
        final SetCommunity setCommunityAction = bgpAction.getSetCommunity();
        final SetExtCommunity setExtCommunityAction = bgpAction.getSetExtCommunity();
        final SetAsPathPrepend asPrependAction = bgpAction.getSetAsPathPrepend();
        if (asPrependAction != null) {
            attributesUpdated = this.bgpActions.get(asPrependAction.getClass()).applyImportAction(routeEntryInfo, routeParameters, attributesUpdated, asPrependAction);
        }
        if (attributesUpdated == null) {
            return null;
        }
        if (setCommunityAction != null) {
            attributesUpdated = this.bgpActions.get(SetCommunity.class).applyImportAction(routeEntryInfo, routeParameters, attributesUpdated, setCommunityAction);
        }
        if (attributesUpdated == null) {
            return null;
        }
        if (setExtCommunityAction != null) {
            attributesUpdated = this.bgpActions.get(SetExtCommunity.class).applyImportAction(routeEntryInfo, routeParameters, attributesUpdated, setExtCommunityAction);
        }
        if (attributesUpdated == null) {
            return null;
        }
        final Map<Class<? extends Augmentation<?>>, Augmentation<?>> bgpConditionsAug = BindingReflections.getAugmentations(bgpAction);
        if (bgpConditionsAug == null) {
            return attributes;
        }
        for (final Map.Entry<Class<? extends Augmentation<?>>, Augmentation<?>> entry : bgpConditionsAug.entrySet()) {
            final BgpActionAugPolicy handler = this.bgpAugActionsRegistry.get(entry.getKey());
            if (handler == null) {
                continue;
            } else if (attributesUpdated == null) {
                return null;
            }
            attributesUpdated = handler.applyImportAction(routeEntryInfo, routeParameters, attributesUpdated, entry.getValue());
        }
        if (attributesUpdated == null) {
            return null;
        }
    }
    // Augmented Actions
    final Map<Class<? extends Augmentation<?>>, Augmentation<?>> conditionsAug = BindingReflections.getAugmentations(actions);
    if (conditionsAug == null) {
        return attributesUpdated;
    }
    for (final Map.Entry<Class<? extends Augmentation<?>>, Augmentation<?>> entry : conditionsAug.entrySet()) {
        final ActionsAugPolicy handler = this.actionsRegistry.get(entry.getKey());
        if (handler == null) {
            continue;
        } else if (attributesUpdated == null) {
            return null;
        }
        attributesUpdated = handler.applyImportAction(routeEntryInfo, routeParameters, attributesUpdated, (Augmentation<Actions>) entry.getValue());
    }
    return attributesUpdated;
}