diff options
Diffstat (limited to 'lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/write/LocalMappingCustomizer.java')
-rwxr-xr-x | lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/write/LocalMappingCustomizer.java | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/write/LocalMappingCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/write/LocalMappingCustomizer.java new file mode 100755 index 000000000..eec4b8269 --- /dev/null +++ b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/write/LocalMappingCustomizer.java @@ -0,0 +1,137 @@ +/* + * Copyright (c) 2015 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.lisp.translate.write; + +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; +import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType.IPV4; +import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType.IPV6; +import static java.nio.charset.StandardCharsets.UTF_8; + +import io.fd.honeycomb.lisp.context.util.EidMappingContext; +import io.fd.honeycomb.lisp.translate.util.EidConverter; +import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.translate.v3po.util.TranslateUtils; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import java.io.UnsupportedEncodingException; +import java.util.concurrent.TimeoutException; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.MappingId; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.VniTable; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.vni.table.local.mappings.LocalMapping; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.vni.table.local.mappings.LocalMappingKey; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.core.dto.LispAddDelLocalEid; +import org.openvpp.jvpp.core.future.FutureJVppCore; + + +/** + * Customizer that writes changes for {@link LocalMapping} + */ +public class LocalMappingCustomizer extends FutureJVppCustomizer + implements ListWriterCustomizer<LocalMapping, LocalMappingKey> { + + private final EidMappingContext localMappingsContext; + + public LocalMappingCustomizer(@Nonnull FutureJVppCore futureJvpp, @Nonnull EidMappingContext localMappingsContext) { + super(futureJvpp); + this.localMappingsContext = checkNotNull(localMappingsContext, "No local mappings context defined"); + } + + @Override + public void writeCurrentAttributes(InstanceIdentifier<LocalMapping> id, LocalMapping dataAfter, + WriteContext writeContext) throws WriteFailedException { + checkNotNull(dataAfter, "Mapping is null"); + checkNotNull(dataAfter.getEid(), "Eid is null"); + checkNotNull(dataAfter.getLocatorSet(), "Locator set is null"); + checkState(id.firstKeyOf(VniTable.class) != null, "Parent vni table not found"); + + //checks whether value with specified mapping-id does not exist in mapping allready + MappingId mappingId = id.firstKeyOf(LocalMapping.class).getId(); + checkState(!localMappingsContext + .containsEid(mappingId, writeContext.getMappingContext()), + "Local mapping with id %s already defined", id); + + + try { + addDelMappingAndReply(true, dataAfter, + id.firstKeyOf(VniTable.class).getVirtualNetworkIdentifier().intValue()); + } catch (VppBaseCallException | TimeoutException | UnsupportedEncodingException e) { + throw new WriteFailedException.CreateFailedException(id, dataAfter, e); + } + + //adds mapping for id and eid + localMappingsContext.addEid(mappingId, dataAfter.getEid(), writeContext.getMappingContext()); + } + + @Override + public void updateCurrentAttributes(InstanceIdentifier<LocalMapping> id, LocalMapping dataBefore, + LocalMapping dataAfter, WriteContext writeContext) + throws WriteFailedException { + throw new UnsupportedOperationException("Operation not supported"); + } + + @Override + public void deleteCurrentAttributes(InstanceIdentifier<LocalMapping> id, LocalMapping dataBefore, + WriteContext writeContext) throws WriteFailedException { + checkNotNull(dataBefore, "Mapping is null"); + checkNotNull(dataBefore.getEid(), "Eid is null"); + checkNotNull(dataBefore.getLocatorSet(), "LocatorSet is null"); + checkState(id.firstKeyOf(VniTable.class) != null, "Parent vni table not found"); + + //checks whether value with specified mapping-id does exist in mapping,so there is something to delete + MappingId mappingId = id.firstKeyOf(LocalMapping.class).getId(); + checkState(localMappingsContext + .containsEid(mappingId, writeContext.getMappingContext()), + "Local mapping with id %s not present in mapping", id); + + try { + addDelMappingAndReply(false, dataBefore, + id.firstKeyOf(VniTable.class).getVirtualNetworkIdentifier().intValue()); + } catch (VppBaseCallException | TimeoutException | UnsupportedEncodingException e) { + throw new WriteFailedException.DeleteFailedException(id, e); + } + + //removes value also from mapping + localMappingsContext.removeEid(mappingId, writeContext.getMappingContext()); + } + + private void addDelMappingAndReply(boolean add, LocalMapping data, int vni) throws VppBaseCallException, + TimeoutException, UnsupportedEncodingException { + + LispAddDelLocalEid request = new LispAddDelLocalEid(); + + request.isAdd = TranslateUtils.booleanToByte(add); + request.eid = EidConverter.getEidAsByteArray(data.getEid()); + request.eidType = (byte) EidConverter.getEidType(data.getEid()).getValue(); + request.locatorSetName = data.getLocatorSet().getBytes(UTF_8); + request.vni = vni; + + //default prefixes + if (request.eidType == IPV4.getValue()) { + request.prefixLen = 32; + } else if (request.eidType == IPV6.getValue()) { + request.prefixLen = (byte) 128; + } + + TranslateUtils.getReply(getFutureJVpp().lispAddDelLocalEid(request).toCompletableFuture()); + } + +} |