2 * Copyright (c) 2016 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package io.fd.honeycomb.v3po.translate.v3po.interfaces;
19 import static com.google.common.base.Preconditions.checkState;
20 import static io.fd.honeycomb.v3po.translate.v3po.util.SubInterfaceUtils.getSubInterfaceName;
21 import static io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils.booleanToByte;
23 import com.google.common.base.Optional;
24 import com.google.common.base.Preconditions;
25 import io.fd.honeycomb.v3po.translate.spi.write.ListWriterCustomizer;
26 import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer;
27 import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext;
28 import io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils;
29 import io.fd.honeycomb.v3po.translate.v3po.util.VppApiInvocationException;
30 import io.fd.honeycomb.v3po.translate.write.WriteContext;
31 import io.fd.honeycomb.v3po.translate.write.WriteFailedException;
32 import java.util.List;
33 import java.util.Objects;
34 import java.util.concurrent.CompletionStage;
35 import javax.annotation.Nonnull;
36 import javax.annotation.Nullable;
37 import org.opendaylight.yang.gen.v1.urn.ieee.params.xml.ns.yang.dot1q.types.rev150626.CVlan;
38 import org.opendaylight.yang.gen.v1.urn.ieee.params.xml.ns.yang.dot1q.types.rev150626.Dot1qVlanId;
39 import org.opendaylight.yang.gen.v1.urn.ieee.params.xml.ns.yang.dot1q.types.rev150626.SVlan;
40 import org.opendaylight.yang.gen.v1.urn.ieee.params.xml.ns.yang.dot1q.types.rev150626.dot1q.tag.or.any.Dot1qTag;
41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527._802dot1ad;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.SubInterfaces;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterface;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterfaceKey;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.match.attributes.MatchType;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.match.attributes.match.type.Default;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.match.attributes.match.type.vlan.tagged.VlanTagged;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.Tags;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.tags.Tag;
51 import org.opendaylight.yangtools.yang.binding.DataObject;
52 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
53 import org.openvpp.jvpp.dto.CreateSubif;
54 import org.openvpp.jvpp.dto.CreateSubifReply;
55 import org.openvpp.jvpp.dto.SwInterfaceSetFlags;
56 import org.openvpp.jvpp.dto.SwInterfaceSetFlagsReply;
57 import org.openvpp.jvpp.future.FutureJVpp;
58 import org.slf4j.Logger;
59 import org.slf4j.LoggerFactory;
62 * Writer Customizer responsible for sub interface creation.<br> Sends {@code create_subif} message to VPP.<br>
63 * Equivalent of invoking {@code vppclt create subif} command.
65 public class SubInterfaceCustomizer extends FutureJVppCustomizer
66 implements ListWriterCustomizer<SubInterface, SubInterfaceKey> {
68 private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceCustomizer.class);
69 private final NamingContext interfaceContext;
71 public SubInterfaceCustomizer(@Nonnull final FutureJVpp futureJvpp, @Nonnull final NamingContext interfaceContext) {
73 this.interfaceContext = Preconditions.checkNotNull(interfaceContext, "interfaceContext should not be null");
78 public Optional<List<SubInterface>> extract(@Nonnull final InstanceIdentifier<SubInterface> currentId,
79 @Nonnull final DataObject parentData) {
80 return Optional.fromNullable(((SubInterfaces) parentData).getSubInterface());
85 public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<SubInterface> id,
86 @Nonnull final SubInterface dataAfter, @Nonnull final WriteContext writeContext)
87 throws WriteFailedException.CreateFailedException {
89 createSubInterface(id.firstKeyOf(Interface.class).getName(), dataAfter, writeContext);
90 } catch (VppApiInvocationException e) {
91 throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
95 private void createSubInterface(@Nonnull final String superIfName,
96 @Nonnull final SubInterface subInterface, final WriteContext writeContext)
97 throws VppApiInvocationException {
98 final int superIfIndex = interfaceContext.getIndex(superIfName, writeContext.getMappingContext());
99 LOG.debug("Creating sub interface of {}(id={}): subInterface={}", superIfName, superIfIndex, subInterface);
100 final CompletionStage<CreateSubifReply> createSubifReplyCompletionStage =
101 getFutureJVpp().createSubif(getCreateSubifRequest(subInterface, superIfIndex));
103 final CreateSubifReply reply =
104 TranslateUtils.getReply(createSubifReplyCompletionStage.toCompletableFuture());
105 if (reply.retval < 0) {
106 LOG.debug("Failed to create sub interface for: {}, subInterface: {}", superIfName, subInterface);
107 throw new VppApiInvocationException("createSubif", reply.context, reply.retval);
109 setInterfaceState(reply.swIfIndex, booleanToByte(subInterface.isEnabled()));
110 interfaceContext.addName(reply.swIfIndex,
111 getSubInterfaceName(superIfName, Math.toIntExact(subInterface.getIdentifier())),
112 writeContext.getMappingContext());
113 LOG.debug("Sub interface created successfully for: {}, subInterface: {}", superIfName, subInterface);
117 private CreateSubif getCreateSubifRequest(@Nonnull final SubInterface subInterface, final int swIfIndex) {
118 // TODO add validation
119 CreateSubif request = new CreateSubif();
120 request.subId = Math.toIntExact(subInterface.getIdentifier().intValue());
121 request.swIfIndex = swIfIndex;
123 final int numberOfTags = getNumberOfTags(subInterface);
124 switch (numberOfTags) {
135 request.dot1Ad = booleanToByte(_802dot1ad.class == subInterface.getVlanType());
137 final MatchType matchType = subInterface.getMatch().getMatchType(); // todo match should be mandatory
139 booleanToByte(matchType instanceof VlanTagged && ((VlanTagged) matchType).isMatchExactTags());
140 request.defaultSub = booleanToByte(matchType instanceof Default);
142 if (numberOfTags > 0) {
143 for (final Tag tag : subInterface.getTags().getTag()) {
144 if (tag.getIndex() == 0) {
145 setOuterTag(request, tag);
146 } else if (tag.getIndex() == 1) {
147 setInnerTag(request, tag);
154 private void setOuterTag(final CreateSubif request, final Tag outerTag) {
155 checkState(SVlan.class == outerTag.getDot1qTag().getTagType(), "Service Tag expected at index 0");
156 final Dot1qTag.VlanId vlanId = outerTag.getDot1qTag().getVlanId();
158 request.outerVlanId = dot1qVlanIdToChar(vlanId.getDot1qVlanId());
159 request.outerVlanIdAny = booleanToByte(Dot1qTag.VlanId.Enumeration.Any.equals(vlanId.getEnumeration()));
162 private void setInnerTag(final CreateSubif request, final Tag innerTag) {
163 checkState(CVlan.class == innerTag.getDot1qTag().getTagType(), "Customer Tag expected at index 1");
164 final Dot1qTag.VlanId vlanId = innerTag.getDot1qTag().getVlanId();
166 request.innerVlanId = dot1qVlanIdToChar(vlanId.getDot1qVlanId());
167 request.innerVlanIdAny = booleanToByte(Dot1qTag.VlanId.Enumeration.Any.equals(vlanId.getEnumeration()));
170 private static int getNumberOfTags(@Nonnull final SubInterface subInterface) {
171 final Tags tags = subInterface.getTags();
175 final List<Tag> tagList = tags.getTag();
176 if (tagList == null) {
179 return tagList.size();
182 private static char dot1qVlanIdToChar(@Nullable Dot1qVlanId dot1qVlanId) {
183 if (dot1qVlanId == null) {
184 return 0; // tell VPP that optional argument is missing
186 return (char) dot1qVlanId.getValue().intValue();
191 public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<SubInterface> id,
192 @Nonnull final SubInterface dataBefore, @Nonnull final SubInterface dataAfter,
193 @Nonnull final WriteContext writeContext)
194 throws WriteFailedException.UpdateFailedException {
195 if (Objects.equals(dataBefore.isEnabled(), dataAfter.isEnabled())) {
196 LOG.debug("No state update will be performed. Ignoring config");
197 return; // TODO shouldn't we throw exception here (if there will be dedicated L2 customizer)?
200 final String subIfaceName = getSubInterfaceName(id.firstKeyOf(Interface.class).getName(),
201 Math.toIntExact(dataAfter.getIdentifier()));
202 setInterfaceState(interfaceContext.getIndex(subIfaceName, writeContext.getMappingContext()),
203 booleanToByte(dataAfter.isEnabled()));
204 } catch (VppApiInvocationException e) {
205 throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, e);
209 private void setInterfaceState(final int swIfIndex, final byte enabled) throws VppApiInvocationException {
210 final SwInterfaceSetFlags swInterfaceSetFlags = new SwInterfaceSetFlags();
211 swInterfaceSetFlags.swIfIndex = swIfIndex;
212 swInterfaceSetFlags.adminUpDown = enabled;
214 final CompletionStage<SwInterfaceSetFlagsReply> swInterfaceSetFlagsReplyFuture =
215 getFutureJVpp().swInterfaceSetFlags(swInterfaceSetFlags);
217 LOG.debug("Updating interface state for: interface if={}, enabled: {}", swIfIndex, enabled);
219 SwInterfaceSetFlagsReply reply = TranslateUtils.getReply(swInterfaceSetFlagsReplyFuture.toCompletableFuture());
220 if (reply.retval < 0) {
221 LOG.warn("Failed to update interface state for: interface if={}, enabled: {}", swIfIndex, enabled);
222 throw new VppApiInvocationException("swInterfaceSetFlags", reply.context, reply.retval);
224 LOG.debug("Interface state updated successfully for: {}, index: {}, enabled: {}, ctxId: {}",
225 swIfIndex, enabled, reply.context);
230 public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<SubInterface> id,
231 @Nonnull final SubInterface dataBefore,
232 @Nonnull final WriteContext writeContext)
233 throws WriteFailedException.DeleteFailedException {
234 throw new UnsupportedOperationException("Sub interface delete is not supported");