1 files changed, 109 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/acl/ingress/IngressIetfAclWriter.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/acl/ingress/IngressIetfAclWriter.java
new file mode 100644
index 000000000..969ac43f4
--- /dev/null
+++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/acl/ingress/IngressIetfAclWriter.java
@@ -0,0 +1,109 @@
+/*
+ * 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.acl.ingress;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+import io.fd.honeycomb.translate.v3po.interfaces.acl.common.AbstractIetfAclWriter;
+import io.fd.honeycomb.translate.write.WriteContext;
+import io.fd.honeycomb.translate.write.WriteFailedException;
+import io.fd.vpp.jvpp.core.dto.ClassifyTableByInterface;
+import io.fd.vpp.jvpp.core.dto.ClassifyTableByInterfaceReply;
+import io.fd.vpp.jvpp.core.dto.InputAclSetInterface;
+import io.fd.vpp.jvpp.core.dto.InputAclSetInterfaceReply;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import java.util.List;
+import java.util.concurrent.CompletionStage;
+import javax.annotation.Nonnegative;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.Ace;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.InterfaceMode;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.ietf.acl.base.attributes.AccessLists;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.ietf.acl.base.attributes.access.lists.Acl;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public final class IngressIetfAclWriter extends AbstractIetfAclWriter {
+
+    private static final int NOT_DEFINED = -1;
+
+    public IngressIetfAclWriter(@Nonnull final FutureJVppCore futureJVppCore) {
+        super(futureJVppCore);
+    }
+
+    @Override
+    public void deleteAcl(@Nonnull final InstanceIdentifier<?> id, final int swIfIndex)
+        throws WriteFailedException {
+        final ClassifyTableByInterface request = new ClassifyTableByInterface();
+        request.swIfIndex = swIfIndex;
+
+        final CompletionStage<ClassifyTableByInterfaceReply> cs = jvpp.classifyTableByInterface(request);
+        final ClassifyTableByInterfaceReply reply = getReplyForDelete(cs.toCompletableFuture(), id);
+
+        // We unassign and remove all ACL-related classify tables for given interface (we assume we are the only
+        // classify table manager)
+
+        unassignClassifyTables(id, reply);
+
+        removeClassifyTable(id, reply.l2TableId);
+        removeClassifyTable(id, reply.ip4TableId);
+        removeClassifyTable(id, reply.ip6TableId);
+    }
+
+    private void unassignClassifyTables(@Nonnull final InstanceIdentifier<?> id,
+                                        final ClassifyTableByInterfaceReply currentState)
+        throws WriteFailedException {
+        final InputAclSetInterface request = new InputAclSetInterface();
+        request.isAdd = 0;
+        request.swIfIndex = currentState.swIfIndex;
+        request.l2TableIndex = currentState.l2TableId;
+        request.ip4TableIndex = currentState.ip4TableId;
+        request.ip6TableIndex = currentState.ip6TableId;
+        final CompletionStage<InputAclSetInterfaceReply> inputAclSetInterfaceReplyCompletionStage =
+            jvpp.inputAclSetInterface(request);
+        getReplyForDelete(inputAclSetInterfaceReplyCompletionStage.toCompletableFuture(), id);
+    }
+
+    @Override
+    public void write(@Nonnull final InstanceIdentifier<?> id, int swIfIndex, @Nonnull final List<Acl> acls,
+                      final AccessLists.DefaultAction defaultAction, @Nullable InterfaceMode mode,
+                      @Nonnull final WriteContext writeContext, @Nonnegative final int numberOfTags)
+        throws WriteFailedException {
+        checkArgument(numberOfTags >= 0 && numberOfTags <= 2, "Number of vlan tags %s is not in [0,2] range");
+
+        final InputAclSetInterface request = new InputAclSetInterface();
+        request.isAdd = 1;
+        request.swIfIndex = swIfIndex;
+        request.l2TableIndex = NOT_DEFINED;
+        request.ip4TableIndex = NOT_DEFINED;
+        request.ip6TableIndex = NOT_DEFINED;
+
+        if (InterfaceMode.L2.equals(mode)) {
+            final List<Ace> aces = getACEs(acls, writeContext, ace -> true);
+            request.l2TableIndex = writeAces(id, aces, defaultAction, mode, numberOfTags);
+        } else {
+            final List<Ace> ip4Aces = getACEs(acls, writeContext, (AbstractIetfAclWriter::appliesToIp4Path));
+            request.ip4TableIndex = writeAces(id, ip4Aces, defaultAction, mode, numberOfTags);
+            final List<Ace> ip6Aces = getACEs(acls, writeContext, (AbstractIetfAclWriter::appliesToIp6Path));
+            request.ip6TableIndex = writeAces(id, ip6Aces, defaultAction, mode, numberOfTags);
+        }
+
+        final CompletionStage<InputAclSetInterfaceReply> inputAclSetInterfaceReplyCompletionStage =
+            jvpp.inputAclSetInterface(request);
+        getReplyForWrite(inputAclSetInterfaceReplyCompletionStage.toCompletableFuture(), id);
+    }
+}