1 files changed, 155 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/VxlanGpeCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/VxlanGpeCustomizer.java
new file mode 100644
index 000000000..eb7269c4b
--- /dev/null
+++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/VxlanGpeCustomizer.java
@@ -0,0 +1,155 @@
+/*
+ * 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.hc2vpp.v3po.read;
+
+import static com.google.common.base.Preconditions.checkState;
+
+import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
+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.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.jvpp.core.dto.VxlanGpeTunnelDetails;
+import io.fd.jvpp.core.dto.VxlanGpeTunnelDetailsReplyDump;
+import io.fd.jvpp.core.dto.VxlanGpeTunnelDump;
+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.VxlanGpeNextProtocol;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VxlanGpeTunnel;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VxlanGpeVni;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.VxlanGpe;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.VxlanGpeBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone;
+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.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 VxlanGpeCustomizer extends FutureJVppCustomizer
+    implements InitializingReaderCustomizer<VxlanGpe, VxlanGpeBuilder>, InterfaceDataTranslator, JvppReplyConsumer,
+    Ipv4Translator, Ipv6Translator {
+
+    private static final Logger LOG = LoggerFactory.getLogger(VxlanGpeCustomizer.class);
+    private final NamingContext interfaceContext;
+    private final InterfaceCacheDumpManager dumpManager;
+
+    public VxlanGpeCustomizer(@Nonnull final FutureJVppCore jvpp,
+                              @Nonnull final NamingContext interfaceContext,
+                              @Nonnull final InterfaceCacheDumpManager dumpManager) {
+        super(jvpp);
+        this.interfaceContext = interfaceContext;
+        this.dumpManager = dumpManager;
+    }
+
+    @Override
+    public void merge(@Nonnull Builder<? extends DataObject> parentBuilder,
+                      @Nonnull VxlanGpe readValue) {
+        ((VppInterfaceAugmentationBuilder) parentBuilder).setVxlanGpe(readValue);
+    }
+
+    @Nonnull
+    @Override
+    public VxlanGpeBuilder getBuilder(@Nonnull InstanceIdentifier<VxlanGpe> id) {
+        return new VxlanGpeBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<VxlanGpe> id,
+                                      @Nonnull final VxlanGpeBuilder builder,
+                                      @Nonnull final ReadContext ctx) throws ReadFailedException {
+
+        final InterfaceKey key = id.firstKeyOf(Interface.class);
+        final int index = interfaceContext.getIndex(key.getName(), ctx.getMappingContext());
+        if (!isInterfaceOfType(dumpManager, id, ctx, VxlanGpeTunnel.class)) {
+            return;
+        }
+
+        LOG.debug("Reading attributes for VxlanGpe tunnel: {}", key.getName());
+        // Dump just a single
+        final VxlanGpeTunnelDump request = new VxlanGpeTunnelDump();
+        request.swIfIndex = index;
+
+        final CompletionStage<VxlanGpeTunnelDetailsReplyDump> swInterfaceVxlanGpeDetailsReplyDumpCompletionStage =
+                getFutureJVpp().vxlanGpeTunnelDump(request);
+        final VxlanGpeTunnelDetailsReplyDump reply =
+                getReplyForRead(swInterfaceVxlanGpeDetailsReplyDumpCompletionStage.toCompletableFuture(),
+                        id);
+
+        // VPP keeps VxlanGpe tunnel interfaces even after they were deleted (optimization)
+        // However there are no longer any VxlanGpe tunnel specific fields assigned to it and this call
+        // returns nothing
+        if (reply == null || reply.vxlanGpeTunnelDetails == null || reply.vxlanGpeTunnelDetails.isEmpty()) {
+            LOG.debug(
+                    "VxlanGpe tunnel {}, id {} has no attributes assigned in VPP. Probably is a leftover interface placeholder" +
+                            "after delete", key.getName(), index);
+            return;
+        }
+
+        checkState(reply.vxlanGpeTunnelDetails.size() == 1,
+                "Unexpected number of returned VxlanGpe tunnels: {} for tunnel: {}", reply.vxlanGpeTunnelDetails,
+                key.getName());
+        LOG.trace("VxlanGpe tunnel: {} attributes returned from VPP: {}", key.getName(), reply);
+
+        final VxlanGpeTunnelDetails swInterfaceVxlanGpeDetails = reply.vxlanGpeTunnelDetails.get(0);
+        if (swInterfaceVxlanGpeDetails.isIpv6 == 1) {
+            builder.setRemote(new IpAddressNoZone(arrayToIpv6AddressNoZone(swInterfaceVxlanGpeDetails.remote)));
+            builder.setLocal(new IpAddressNoZone(arrayToIpv6AddressNoZone(swInterfaceVxlanGpeDetails.local)));
+        } else {
+            builder.setRemote(new IpAddressNoZone(arrayToIpv4AddressNoZone(swInterfaceVxlanGpeDetails.remote)));
+            builder.setLocal(new IpAddressNoZone(arrayToIpv4AddressNoZone(swInterfaceVxlanGpeDetails.local)));
+        }
+        builder.setVni(new VxlanGpeVni((long) swInterfaceVxlanGpeDetails.vni));
+        builder.setNextProtocol(VxlanGpeNextProtocol.forValue(swInterfaceVxlanGpeDetails.protocol));
+        builder.setEncapVrfId((long) swInterfaceVxlanGpeDetails.encapVrfId);
+        builder.setDecapVrfId((long) swInterfaceVxlanGpeDetails.decapVrfId);
+        LOG.debug("VxlanGpe tunnel: {}, id: {} attributes read as: {}", key.getName(), index, builder);
+    }
+
+    @Override
+    public Initialized<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.VxlanGpe> init(
+            @Nonnull final InstanceIdentifier<VxlanGpe> id, @Nonnull final VxlanGpe 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.VxlanGpeBuilder()
+                        .setLocal(readValue.getLocal())
+                        .setRemote(readValue.getRemote())
+                        .setVni(new VxlanGpeVni(readValue.getVni()))
+                        .setNextProtocol(readValue.getNextProtocol())
+                        .setEncapVrfId(readValue.getEncapVrfId())
+                        .setDecapVrfId(readValue.getDecapVrfId())
+                        .build());
+    }
+
+    private InstanceIdentifier<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.VxlanGpe> getCfgId(
+            final InstanceIdentifier<VxlanGpe> 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.VxlanGpe.class);
+    }
+}