diff options
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/InterconnectionWriteUtils.java')
| -rw-r--r-- | v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/InterconnectionWriteUtils.java | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/InterconnectionWriteUtils.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/InterconnectionWriteUtils.java new file mode 100644 index 000000000..ecaaa4717 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/InterconnectionWriteUtils.java @@ -0,0 +1,175 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.honeycomb.translate.v3po.interfaces; + +import static com.google.common.base.Preconditions.checkArgument; +import static java.util.Objects.requireNonNull; + +import io.fd.honeycomb.translate.v3po.util.NamingContext; +import io.fd.honeycomb.translate.v3po.util.WriteTimeoutException; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.honeycomb.translate.v3po.util.TranslateUtils; +import java.util.concurrent.CompletionStage; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.base.attributes.Interconnection; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.base.attributes.interconnection.BridgeBased; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.base.attributes.interconnection.XconnectBased; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.dto.SwInterfaceSetL2Bridge; +import org.openvpp.jvpp.dto.SwInterfaceSetL2BridgeReply; +import org.openvpp.jvpp.dto.SwInterfaceSetL2Xconnect; +import org.openvpp.jvpp.dto.SwInterfaceSetL2XconnectReply; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Utility class providing Interconnection CUD support. + */ +final class InterconnectionWriteUtils { + + private static final Logger LOG = LoggerFactory.getLogger(InterconnectionWriteUtils.class); + + private final FutureJVpp futureJvpp; + private final NamingContext interfaceContext; + private final NamingContext bridgeDomainContext; + + InterconnectionWriteUtils(@Nonnull final FutureJVpp futureJvpp, + @Nonnull final NamingContext interfaceContext, + @Nonnull final NamingContext bridgeDomainContext) { + this.futureJvpp = requireNonNull(futureJvpp, "futureJvpp should not be null"); + this.interfaceContext = requireNonNull(interfaceContext, "interfaceContext should not be null"); + this.bridgeDomainContext = requireNonNull(bridgeDomainContext, "bridgeDomainContext should not be null"); + } + + void setInterconnection(final InstanceIdentifier<? extends DataObject> id, final int swIfIndex, + final String ifcName, final Interconnection ic, final WriteContext writeContext) + throws WriteFailedException { + try { + if (ic == null) { // TODO in case of update we should delete interconnection + LOG.trace("Interconnection is not set. Skipping"); + } else if (ic instanceof XconnectBased) { + setXconnectBasedL2(id, swIfIndex, ifcName, (XconnectBased) ic, writeContext, (byte) 1 /*enable*/); + } else if (ic instanceof BridgeBased) { + setBridgeBasedL2(id, swIfIndex, ifcName, (BridgeBased) ic, writeContext, (byte) 1 /*enable*/); + } else { + // FIXME how does choice extensibility work + // FIXME it is not even possible to create a dedicated customizer for Interconnection, since it's not a DataObject + // FIXME we might need a choice customizer + // THis choice is already from augment, so its probably not possible to augment augmented choice + LOG.error("Unable to handle Interconnection of type {}", ic.getClass()); + throw new WriteFailedException(id, "Unable to handle Interconnection of type " + ic.getClass()); + } + } catch (VppBaseCallException e) { + LOG.warn("Failed to update bridge/xconnect based interconnection flags for: {}, interconnection: {}", + ifcName, ic); + throw new WriteFailedException(id, "Unable to handle Interconnection of type " + ic.getClass(), e); + } + } + + void deleteInterconnection(final InstanceIdentifier<? extends DataObject> id, final int swIfIndex, + final String ifcName, final Interconnection ic, final WriteContext writeContext) + throws WriteFailedException { + try { + if (ic == null) { // TODO in case of update we should delete interconnection + LOG.trace("Interconnection is not set. Skipping"); + } else if (ic instanceof XconnectBased) { + setXconnectBasedL2(id, swIfIndex, ifcName, (XconnectBased) ic, writeContext, (byte) 0 /*disable*/); + } else if (ic instanceof BridgeBased) { + setBridgeBasedL2(id, swIfIndex, ifcName, (BridgeBased) ic, writeContext, (byte) 0 /*disable*/); + } else { + LOG.error("Unable to delete Interconnection of type {}", ic.getClass()); + throw new WriteFailedException(id, "Unable to delete Interconnection of type " + ic.getClass()); + } + } catch (VppBaseCallException e) { + LOG.warn("Failed to delete bridge/xconnect based interconnection flags for: {}, interconnection: {}", + ifcName, ic); + throw new WriteFailedException(id, "Unable to delete Interconnection of type " + ic.getClass(), e); + } + } + + private void setBridgeBasedL2(final InstanceIdentifier<? extends DataObject> id, final int swIfIndex, + final String ifcName, final BridgeBased bb, + final WriteContext writeContext, final byte enabled) + throws VppBaseCallException, WriteTimeoutException { + LOG.debug("Setting bridge based interconnection(bridge-domain={}) for interface: {}", bb.getBridgeDomain(), + ifcName); + + String bdName = bb.getBridgeDomain(); + + int bdId = bridgeDomainContext.getIndex(bdName, writeContext.getMappingContext()); + checkArgument(bdId > 0, "Unable to set Interconnection for Interface: %s, bridge domain: %s does not exist", + ifcName, bdName); + + byte bvi = bb.isBridgedVirtualInterface() + ? (byte) 1 + : (byte) 0; + byte shg = 0; + if (bb.getSplitHorizonGroup() != null) { + shg = bb.getSplitHorizonGroup().byteValue(); + } + + final CompletionStage<SwInterfaceSetL2BridgeReply> swInterfaceSetL2BridgeReplyCompletionStage = futureJvpp + .swInterfaceSetL2Bridge(getL2BridgeRequest(swIfIndex, bdId, shg, bvi, enabled)); + TranslateUtils.getReplyForWrite(swInterfaceSetL2BridgeReplyCompletionStage.toCompletableFuture(), id); + + LOG.debug("Bridge based interconnection updated successfully for: {}, interconnection: {}", ifcName, bb); + } + + private SwInterfaceSetL2Bridge getL2BridgeRequest(final int swIfIndex, final int bdId, final byte shg, + final byte bvi, final byte enabled) { + final SwInterfaceSetL2Bridge swInterfaceSetL2Bridge = new SwInterfaceSetL2Bridge(); + swInterfaceSetL2Bridge.rxSwIfIndex = swIfIndex; + swInterfaceSetL2Bridge.bdId = bdId; + swInterfaceSetL2Bridge.shg = shg; + swInterfaceSetL2Bridge.bvi = bvi; + swInterfaceSetL2Bridge.enable = enabled; + return swInterfaceSetL2Bridge; + } + + private void setXconnectBasedL2(final InstanceIdentifier<? extends DataObject> id, final int swIfIndex, + final String ifcName, final XconnectBased ic, + final WriteContext writeContext, final byte enabled) + throws VppBaseCallException, WriteTimeoutException { + String outSwIfName = ic.getXconnectOutgoingInterface(); + LOG.debug("Setting xconnect based interconnection(outgoing ifc={}) for interface: {}", outSwIfName, ifcName); + + int outSwIfIndex = interfaceContext.getIndex(outSwIfName, writeContext.getMappingContext()); + checkArgument(outSwIfIndex > 0, + "Unable to set Interconnection for Interface: %s, outgoing interface: %s does not exist", + ifcName, outSwIfIndex); + + final CompletionStage<SwInterfaceSetL2XconnectReply> swInterfaceSetL2XconnectReplyCompletionStage = + futureJvpp + .swInterfaceSetL2Xconnect(getL2XConnectRequest(swIfIndex, outSwIfIndex, enabled)); + TranslateUtils.getReplyForWrite(swInterfaceSetL2XconnectReplyCompletionStage.toCompletableFuture(), id); + LOG.debug("Xconnect based interconnection updated successfully for: {}, interconnection: {}", ifcName, ic); + } + + private SwInterfaceSetL2Xconnect getL2XConnectRequest(final int rxIfc, final int txIfc, + final byte enabled) { + + final SwInterfaceSetL2Xconnect swInterfaceSetL2Xconnect = new SwInterfaceSetL2Xconnect(); + swInterfaceSetL2Xconnect.enable = enabled; + swInterfaceSetL2Xconnect.rxSwIfIndex = rxIfc; + swInterfaceSetL2Xconnect.txSwIfIndex = txIfc; + return swInterfaceSetL2Xconnect; + } +} |