HONEYCOMB-310: readers&initializers for vpp and macip acls

Change-Id: I8892479123091e43bf191c544b6628d6254be564
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>

1 files changed, 183 insertions, 0 deletions

diff --git a/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/read/AclCustomizer.java b/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/read/AclCustomizer.java
new file mode 100644
index 000000000..83fc3186c
--- /dev/null
+++ b/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/read/AclCustomizer.java
@@ -0,0 +1,183 @@
+/*
+ * Copyright (c) 2017 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.hc2vpp.acl.read;
+
+import com.google.common.base.Optional;
+import io.fd.hc2vpp.acl.util.AclContextManager;
+import io.fd.hc2vpp.acl.util.FutureJVppAclCustomizer;
+import io.fd.hc2vpp.acl.util.ace.AceConverter;
+import io.fd.hc2vpp.acl.util.protocol.IpProtocolReader;
+import io.fd.hc2vpp.common.translate.util.Ipv4Translator;
+import io.fd.hc2vpp.common.translate.util.Ipv6Translator;
+import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.Initialized;
+import io.fd.honeycomb.translate.spi.read.InitializingListReaderCustomizer;
+import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
+import io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor;
+import io.fd.vpp.jvpp.acl.dto.AclDetails;
+import io.fd.vpp.jvpp.acl.dto.AclDetailsReplyDump;
+import io.fd.vpp.jvpp.acl.dto.AclDump;
+import io.fd.vpp.jvpp.acl.dto.MacipAclDetails;
+import io.fd.vpp.jvpp.acl.dto.MacipAclDetailsReplyDump;
+import io.fd.vpp.jvpp.acl.dto.MacipAclDump;
+import io.fd.vpp.jvpp.acl.future.FutureJVppAclFacade;
+import java.util.ArrayList;
+import java.util.List;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.AccessListsBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.AclBase;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.Acl;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.AclBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.AclKey;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.AccessListEntriesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.VppAcl;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.VppMacipAcl;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public class AclCustomizer extends FutureJVppAclCustomizer
+    implements InitializingListReaderCustomizer<Acl, AclKey, AclBuilder>, JvppReplyConsumer, Ipv6Translator,
+    Ipv4Translator, IpProtocolReader, AceConverter {
+
+    private static final Integer READ_ALL = -1;
+    private final AclContextManager standardAclContext;
+    private final AclContextManager macipAclContext;
+
+    private final DumpCacheManager<AclDetailsReplyDump, Integer> vppAclDumpManager;
+    private final DumpCacheManager<MacipAclDetailsReplyDump, Integer> macipAclDumpManager;
+
+    public AclCustomizer(@Nonnull final FutureJVppAclFacade jVppAclFacade,
+                            @Nonnull final AclContextManager standardAclContext,
+                            @Nonnull final AclContextManager macipAclContext) {
+        super(jVppAclFacade);
+        this.standardAclContext = standardAclContext;
+        this.macipAclContext = macipAclContext;
+
+        vppAclDumpManager = new DumpCacheManager.DumpCacheManagerBuilder<AclDetailsReplyDump, Integer>()
+            .withExecutor(createVppAclExecutor())
+            .acceptOnly(AclDetailsReplyDump.class)
+            .build();
+
+        macipAclDumpManager = new DumpCacheManager.DumpCacheManagerBuilder<MacipAclDetailsReplyDump, Integer>()
+            .withExecutor(createMacipAclExecutor())
+            .acceptOnly(MacipAclDetailsReplyDump.class)
+            .build();
+    }
+
+    private EntityDumpExecutor<AclDetailsReplyDump, Integer> createVppAclExecutor() {
+        return (identifier, params) -> {
+            AclDump request = new AclDump();
+            request.aclIndex = params;
+            return getReplyForRead(getjVppAclFacade().aclDump(request).toCompletableFuture(), identifier);
+        };
+    }
+
+    private EntityDumpExecutor<MacipAclDetailsReplyDump, Integer> createMacipAclExecutor() {
+        return (identifier, params) -> {
+            MacipAclDump request = new MacipAclDump();
+            request.aclIndex = params;
+            return getReplyForRead(getjVppAclFacade().macipAclDump(request).toCompletableFuture(), identifier);
+        };
+    }
+
+    @Nonnull
+    @Override
+    public Initialized<? extends DataObject> init(@Nonnull final InstanceIdentifier<Acl> id,
+                                                  @Nonnull final Acl readValue,
+                                                  @Nonnull final ReadContext ctx) {
+        return Initialized.create(id, readValue);
+    }
+
+    @Nonnull
+    @Override
+    public List<AclKey> getAllIds(@Nonnull final InstanceIdentifier<Acl> id, @Nonnull final ReadContext context)
+        throws ReadFailedException {
+        final List<AclKey> keys = new ArrayList<>();
+
+        final Optional<AclDetailsReplyDump> vppAclDump =
+            vppAclDumpManager.getDump(id, context.getModificationCache(), READ_ALL);
+        if (vppAclDump.isPresent()) {
+            vppAclDump.get().aclDetails.stream()
+                .map(details -> standardAclContext.getAclName(details.aclIndex, context.getMappingContext()))
+                .forEach(name -> keys.add(new AclKey(name, VppAcl.class)));
+        }
+
+        final Optional<MacipAclDetailsReplyDump> macipAclDump =
+            macipAclDumpManager.getDump(id, context.getModificationCache(), READ_ALL);
+        if (macipAclDump.isPresent()) {
+            macipAclDump.get().macipAclDetails.stream()
+                .map(details -> macipAclContext.getAclName(details.aclIndex, context.getMappingContext()))
+                .forEach(name -> keys.add(new AclKey(name, VppMacipAcl.class)));
+        }
+
+        return keys;
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<Acl> readData) {
+        ((AccessListsBuilder)builder).setAcl(readData);
+    }
+
+    @Nonnull
+    @Override
+    public AclBuilder getBuilder(@Nonnull final InstanceIdentifier<Acl> id) {
+        return new AclBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Acl> id, @Nonnull final AclBuilder builder,
+                                      @Nonnull final ReadContext ctx) throws ReadFailedException {
+        final AclKey key = id.firstKeyOf(Acl.class);
+        builder.setKey(key);
+        final Class<? extends AclBase> aclType = key.getAclType();
+        final String name = key.getAclName();
+
+        if (aclType.equals(VppAcl.class)) {
+            final int index = standardAclContext.getAclIndex(name, ctx.getMappingContext());
+            final Optional<AclDetailsReplyDump> dump = vppAclDumpManager.getDump(id, ctx.getModificationCache(), index);
+
+            if (dump.isPresent() && !dump.get().aclDetails.isEmpty()) {
+                final java.util.Optional<AclDetails> detail = dump.get().aclDetails.stream()
+                    .filter(acl -> acl.aclIndex == index).findFirst();
+                if (detail.isPresent()) {
+                    builder.setAccessListEntries(new AccessListEntriesBuilder()
+                        .setAce(toStandardAces(name, detail.get().r, standardAclContext, ctx.getMappingContext()))
+                        .build());
+                }
+            }
+        } else if (aclType.equals(VppMacipAcl.class)) {
+            final int index = macipAclContext.getAclIndex(name, ctx.getMappingContext());
+            final Optional<MacipAclDetailsReplyDump> dump =
+                macipAclDumpManager.getDump(id, ctx.getModificationCache(), index);
+
+            if (dump.isPresent() && !dump.get().macipAclDetails.isEmpty()) {
+                final java.util.Optional<MacipAclDetails> detail =
+                    dump.get().macipAclDetails.stream().filter(acl -> acl.aclIndex == index).findFirst();
+                if (detail.isPresent()) {
+                    builder.setAccessListEntries(new AccessListEntriesBuilder()
+                        .setAce(toMacIpAces(name, detail.get().r, macipAclContext, ctx.getMappingContext()))
+                        .build());
+                }
+            }
+        } else {
+            throw new IllegalArgumentException("Unsupported acl type: " + aclType);
+        }
+    }
+}