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.translate.v3po.interfaces.acl.egress;
19 import static com.google.common.base.Preconditions.checkArgument;
20 import static com.google.common.base.Preconditions.checkNotNull;
21 import static com.google.common.base.Preconditions.checkState;
22 import static io.fd.honeycomb.translate.vpp.util.SubInterfaceUtils.getNumberOfTags;
24 import com.google.common.base.Optional;
25 import io.fd.honeycomb.translate.spi.write.WriterCustomizer;
26 import io.fd.honeycomb.translate.v3po.interfaces.acl.common.IetfAclWriter;
27 import io.fd.honeycomb.translate.vpp.util.NamingContext;
28 import io.fd.honeycomb.translate.vpp.util.SubInterfaceUtils;
29 import io.fd.honeycomb.translate.write.WriteContext;
30 import io.fd.honeycomb.translate.write.WriteFailedException;
31 import javax.annotation.Nonnull;
32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.InterfaceMode;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.ietf.acl.base.attributes.AccessLists;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces._interface.sub.interfaces.SubInterface;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces._interface.sub.interfaces.SubInterfaceKey;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.sub._interface.base.attributes.ietf.acl.Egress;
39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
43 public class SubInterfaceIetfAclCustomizer implements WriterCustomizer<Egress> {
44 private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceIetfAclCustomizer.class);
45 private final IetfAclWriter aclWriter;
46 private final NamingContext interfaceContext;
48 public SubInterfaceIetfAclCustomizer(final IetfAclWriter aclWriter, final NamingContext interfaceContext) {
49 this.aclWriter = checkNotNull(aclWriter, "aclWriter should not be null");
50 this.interfaceContext = checkNotNull(interfaceContext, "interfaceContext should not be null");
53 private String getSubInterfaceName(@Nonnull final InstanceIdentifier<Egress> id) {
54 final InterfaceKey parentInterfacekey = id.firstKeyOf(Interface.class);
55 final SubInterfaceKey subInterfacekey = id.firstKeyOf(SubInterface.class);
56 return SubInterfaceUtils
57 .getSubInterfaceName(parentInterfacekey.getName(), subInterfacekey.getIdentifier().intValue());
61 public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<Egress> id, @Nonnull final Egress dataAfter,
62 @Nonnull final WriteContext writeContext) throws WriteFailedException {
63 final String subInterfaceName = getSubInterfaceName(id);
64 final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext());
65 LOG.debug("Adding IETF-ACL for sub-interface: {}(id={}): {}", subInterfaceName, subInterfaceIndex, dataAfter);
67 final AccessLists accessLists = dataAfter.getAccessLists();
68 checkArgument(accessLists != null && accessLists.getAcl() != null,
69 "ietf-acl container does not define acl list");
71 final Optional<SubInterface> subInterfaceOptional =
72 writeContext.readAfter(id.firstIdentifierOf(SubInterface.class));
73 checkState(subInterfaceOptional.isPresent(), "Could not read SubInterface data object for %s", id);
74 final SubInterface subInterface = subInterfaceOptional.get();
76 if (!InterfaceMode.L2.equals(accessLists.getMode())) {
77 LOG.debug("Writing egress Acls is supported only in L2 mode. Ignoring config: {}", dataAfter);
82 .write(id, subInterfaceIndex, accessLists.getAcl(), accessLists.getDefaultAction(), accessLists.getMode(),
83 writeContext, getNumberOfTags(subInterface.getTags()), writeContext.getMappingContext());
87 public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<Egress> id, @Nonnull final Egress dataBefore,
88 @Nonnull final Egress dataAfter, @Nonnull final WriteContext writeContext)
89 throws WriteFailedException {
90 LOG.debug("Sub-interface ACLs update: removing previously configured ACLs");
91 deleteCurrentAttributes(id, dataBefore, writeContext);
92 LOG.debug("Sub-interface ACLs update: adding updated ACLs");
93 writeCurrentAttributes(id, dataAfter, writeContext);
94 LOG.debug("Sub-interface ACLs update was successful");
98 public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<Egress> id, @Nonnull final Egress dataBefore,
99 @Nonnull final WriteContext writeContext) throws WriteFailedException {
100 final String subInterfaceName = getSubInterfaceName(id);
101 final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext());
102 LOG.debug("Removing ACLs for sub-interface={}(id={}): {}", subInterfaceName, subInterfaceIndex, dataBefore);
103 aclWriter.deleteAcl(id, subInterfaceIndex, writeContext.getMappingContext());