1 files changed, 136 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/AfPacketCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/AfPacketCustomizer.java
new file mode 100644
index 000000000..0022015ec
--- /dev/null
+++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/AfPacketCustomizer.java
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2018 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.v3po.read;
+
+import static java.lang.String.format;
+
+import com.google.common.annotations.VisibleForTesting;
+import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
+import io.fd.hc2vpp.common.translate.util.NamingContext;
+import io.fd.hc2vpp.v3po.read.cache.InterfaceCacheDumpManager;
+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.InitializingReaderCustomizer;
+import io.fd.honeycomb.translate.util.RWUtils;
+import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
+import io.fd.honeycomb.translate.util.read.cache.StaticCacheKeyFactory;
+import io.fd.jvpp.core.dto.AfPacketDetails;
+import io.fd.jvpp.core.dto.AfPacketDetailsReplyDump;
+import io.fd.jvpp.core.dto.AfPacketDump;
+import io.fd.jvpp.core.dto.SwInterfaceDetails;
+import io.fd.jvpp.core.future.FutureJVppCore;
+import java.util.concurrent.CompletionStage;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentation;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentationBuilder;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacketBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.InterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class AfPacketCustomizer implements InitializingReaderCustomizer<AfPacket, AfPacketBuilder>,
+    InterfaceDataTranslator, JvppReplyConsumer {
+
+    private static final Logger LOG = LoggerFactory.getLogger(AfPacketCustomizer.class);
+    private NamingContext interfaceContext;
+    private final InterfaceCacheDumpManager dumpManager;
+    private final DumpCacheManager<AfPacketDetailsReplyDump, Void> afPacketDumpManager;
+
+    public AfPacketCustomizer(@Nonnull final FutureJVppCore jvpp,
+                              @Nonnull final NamingContext interfaceContext,
+                              @Nonnull final InterfaceCacheDumpManager dumpManager) {
+        this.interfaceContext = interfaceContext;
+        this.dumpManager = dumpManager;
+        this.afPacketDumpManager =
+            new DumpCacheManager.DumpCacheManagerBuilder<AfPacketDetailsReplyDump, Void>()
+                .withCacheKeyFactory(new StaticCacheKeyFactory(AfPacketCustomizer.class.getName() + "_dump",
+                    AfPacketDetailsReplyDump.class))
+                .withExecutor((identifier, params) -> {
+                    final CompletionStage<AfPacketDetailsReplyDump> cs = jvpp.afPacketDump(new AfPacketDump());
+                    return getReplyForRead(cs.toCompletableFuture(), identifier);
+                }).build();
+    }
+
+    @Override
+    public void merge(@Nonnull Builder<? extends DataObject> parentBuilder, @Nonnull AfPacket readValue) {
+        ((VppInterfaceAugmentationBuilder) parentBuilder).setAfPacket(readValue);
+    }
+
+    @Nonnull
+    @Override
+    public AfPacketBuilder getBuilder(@Nonnull InstanceIdentifier<AfPacket> id) {
+        return new AfPacketBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<AfPacket> id,
+                                      @Nonnull final AfPacketBuilder builder,
+                                      @Nonnull final ReadContext ctx) throws ReadFailedException {
+        final InterfaceKey key = id.firstKeyOf(Interface.class);
+        final int index = interfaceContext.getIndex(key.getName(), ctx.getMappingContext());
+        final SwInterfaceDetails ifcDetails = dumpManager.getInterfaceDetail(id, ctx, key.getName());
+
+        if (!isInterfaceOfType(
+            org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.AfPacket.class,
+            ifcDetails)) {
+            return;
+        }
+
+        final AfPacketDetailsReplyDump dump = afPacketDumpManager.getDump(id, ctx.getModificationCache())
+            .orElse(new AfPacketDetailsReplyDump());
+        // Relying here that parent InterfaceCustomizer was invoked first to fill in the context with initial ifc mapping
+        final AfPacketDetails afPacketDetails = dump.afPacketDetails.stream()
+            .filter(detail -> detail.swIfIndex == index)
+            .findFirst()
+            .orElseThrow(() -> new IllegalArgumentException(format("AfPacket interface %s not found", key.getName())));
+        LOG.trace("AfPacket interface: {} attributes returned from VPP: {}", key.getName(), afPacketDetails);
+
+        builder.setMac(new PhysAddress(vppPhysAddrToYang(ifcDetails.l2Address)));
+        builder.setHostInterfaceName(toString(afPacketDetails.hostIfName));
+
+        LOG.debug("AfPacket interface: {}, id: {} attributes read as: {}", key.getName(), index, builder);
+    }
+
+    @Nonnull
+    @Override
+    public Initialized<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket> init(
+        @Nonnull final InstanceIdentifier<AfPacket> id,
+        @Nonnull final AfPacket readValue,
+        @Nonnull final ReadContext ctx) {
+        return Initialized.create(getCfgId(id),
+            new org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacketBuilder()
+                .setHostInterfaceName(readValue.getHostInterfaceName())
+                .setMac(readValue.getMac())
+                .build());
+    }
+
+    @VisibleForTesting
+    static InstanceIdentifier<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket> getCfgId(
+        final InstanceIdentifier<AfPacket> id) {
+        return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class))
+            .augmentation(VppInterfaceAugmentation.class)
+            .child(
+                org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket.class);
+    }
+}