diff options
author | Maros Marsalek <mmarsale@cisco.com> | 2016-05-10 16:35:16 +0200 |
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committer | Maros Marsalek <mmarsale@cisco.com> | 2016-05-11 09:21:50 +0200 |
commit | 930ac175fc8f37a5ceda8d61de6f6aa468fc4871 (patch) | |
tree | 3f82c20853682354b6f9abae6e413fcb41a37a95 /v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java | |
parent | bc4ca7479b2b2e0e9bdfa49c89de0bc0573d2cbd (diff) |
HONEYCOMB-36: vhost user interfaces CRUD support
Change-Id: I1c16cf71fa450fe5079b4af8b1e24bdc921a6e82
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Signed-off-by: Maros Marsalek <mmarsale@cisco.com>
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java')
-rw-r--r-- | v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java new file mode 100644 index 000000000..4b9c7c8bc --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/VhostUserCustomizer.java @@ -0,0 +1,121 @@ +/* + * 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.v3po.translate.v3po.interfacesstate; + +import io.fd.honeycomb.v3po.translate.Context; +import io.fd.honeycomb.v3po.translate.read.ReadFailedException; +import io.fd.honeycomb.v3po.translate.spi.read.ChildReaderCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext; +import io.fd.honeycomb.v3po.translate.v3po.utils.V3poUtils; +import java.math.BigInteger; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.concurrent.CompletionStage; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VhostUserRole; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppInterfaceStateAugmentationBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state._interface.VhostUser; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state._interface.VhostUserBuilder; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.dto.SwInterfaceVhostUserDetails; +import org.openvpp.jvpp.dto.SwInterfaceVhostUserDetailsReplyDump; +import org.openvpp.jvpp.dto.SwInterfaceVhostUserDump; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +public class VhostUserCustomizer extends FutureJVppCustomizer + implements ChildReaderCustomizer<VhostUser, VhostUserBuilder> { + + private static final Logger LOG = LoggerFactory.getLogger(VhostUserCustomizer.class); + public static final String DUMPED_VHOST_USERS_CONTEXT_KEY = VhostUserCustomizer.class.getName() + "dumpedVhostUsersDuringGetAllIds"; + private NamingContext interfaceContext; + + public VhostUserCustomizer(@Nonnull final FutureJVpp jvpp, + final NamingContext interfaceContext) { + super(jvpp); + this.interfaceContext = interfaceContext; + } + + @Override + public void merge(@Nonnull Builder<? extends DataObject> parentBuilder, + @Nonnull VhostUser readValue) { + ((VppInterfaceStateAugmentationBuilder) parentBuilder).setVhostUser(readValue); + } + + @Nonnull + @Override + public VhostUserBuilder getBuilder( + @Nonnull InstanceIdentifier<VhostUser> id) { + return new VhostUserBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<VhostUser> id, + @Nonnull final VhostUserBuilder builder, + @Nonnull final Context ctx) throws ReadFailedException { + final InterfaceKey key = id.firstKeyOf(Interface.class); + + @SuppressWarnings("unchecked") + Map<Integer, SwInterfaceVhostUserDetails> mappedVhostUsers = + (Map<Integer, SwInterfaceVhostUserDetails>) ctx.get(DUMPED_VHOST_USERS_CONTEXT_KEY); + + if(mappedVhostUsers == null) { + // Full VhostUser dump has to be performed here, no filter or anything is here to help so at least we cache it + final SwInterfaceVhostUserDump request = new SwInterfaceVhostUserDump(); + final CompletionStage<SwInterfaceVhostUserDetailsReplyDump> swInterfaceVhostUserDetailsReplyDumpCompletionStage = + getFutureJVpp().swInterfaceVhostUserDump(request); + final SwInterfaceVhostUserDetailsReplyDump reply = + V3poUtils.getReply(swInterfaceVhostUserDetailsReplyDumpCompletionStage.toCompletableFuture()); + + if(null == reply || null == reply.swInterfaceVhostUserDetails) { + mappedVhostUsers = Collections.emptyMap(); + } else { + final List<SwInterfaceVhostUserDetails> swInterfaceVhostUserDetails = reply.swInterfaceVhostUserDetails; + // Cache interfaces dump in per-tx context to later be used in readCurrentAttributes + mappedVhostUsers = swInterfaceVhostUserDetails.stream() + .collect(Collectors.toMap(t -> t.swIfIndex, swInterfaceDetails -> swInterfaceDetails)); + } + + ctx.put(DUMPED_VHOST_USERS_CONTEXT_KEY, mappedVhostUsers); + } + + // Relying here that parent InterfaceCustomizer was invoked first to fill in the context with initial ifc mapping + final int index = interfaceContext.getIndex(key.getName()); + final SwInterfaceVhostUserDetails swInterfaceVhostUserDetails = mappedVhostUsers.get(index); + if(swInterfaceVhostUserDetails == null) { + // Not a VhostUser interface type + return; + } + + builder.setRole(swInterfaceVhostUserDetails.isServer == 1 ? VhostUserRole.Server : VhostUserRole.Client); + builder.setFeatures(BigInteger.valueOf(swInterfaceVhostUserDetails.features)); + builder.setNumMemoryRegions((long) swInterfaceVhostUserDetails.numRegions); + builder.setSocket(V3poUtils.toString(swInterfaceVhostUserDetails.sockFilename)); + builder.setVirtioNetHdrSize((long) swInterfaceVhostUserDetails.virtioNetHdrSz); + builder.setConnectError(Integer.toString(swInterfaceVhostUserDetails.sockErrno)); + // TODO add logging + } +} |