HONEYCOMB-127: add routing operational read

Change-Id: I52cdeb6a35e04e8626992a027ad230b9b15fce96
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>

1 files changed, 107 insertions, 0 deletions

diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/RoutingCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/RoutingCustomizer.java
new file mode 100644
index 000000000..428447d67
--- /dev/null
+++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/RoutingCustomizer.java
@@ -0,0 +1,107 @@
+/*
+ * 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.interfacesstate;
+
+import com.google.common.primitives.UnsignedInts;
+import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
+import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
+import io.fd.hc2vpp.common.translate.util.NamingContext;
+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.vpp.jvpp.core.dto.SwInterfaceGetTable;
+import io.fd.vpp.jvpp.core.dto.SwInterfaceGetTableReply;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VppInterfaceAugmentation;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VppInterfaceStateAugmentationBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces.state._interface.Routing;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces.state._interface.RoutingBuilder;
+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 RoutingCustomizer extends FutureJVppCustomizer implements
+    InitializingReaderCustomizer<Routing, RoutingBuilder>, JvppReplyConsumer {
+
+    private static final Logger LOG = LoggerFactory.getLogger(RoutingCustomizer.class);
+    private final NamingContext interfaceContext;
+
+    public RoutingCustomizer(final FutureJVppCore vppApi, final NamingContext interfaceContext) {
+        super(vppApi);
+        this.interfaceContext = interfaceContext;
+    }
+
+    @Nonnull
+    @Override
+    public RoutingBuilder getBuilder(@Nonnull final InstanceIdentifier<Routing> id) {
+        return new RoutingBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Routing> id,
+                                      @Nonnull final RoutingBuilder builder,
+                                      @Nonnull final ReadContext ctx) throws ReadFailedException {
+        LOG.debug("Reading attributes for Routing: {}", id);
+        final String ifName = id.firstKeyOf(Interface.class).getName();
+        final SwInterfaceGetTable request = new SwInterfaceGetTable();
+        request.swIfIndex = interfaceContext.getIndex(ifName, ctx.getMappingContext());
+        request.isIpv6 = 0;
+        final SwInterfaceGetTableReply ip4Reply = getReplyForRead(getFutureJVpp().swInterfaceGetTable(request).toCompletableFuture(), id);
+
+        request.isIpv6 = 1;
+        final SwInterfaceGetTableReply ip6Reply = getReplyForRead(getFutureJVpp().swInterfaceGetTable(request).toCompletableFuture(), id);
+
+        if (ip4Reply.vrfId != 0) {
+            builder.setIpv4VrfId(UnsignedInts.toLong(ip4Reply.vrfId));
+        }
+        if (ip6Reply.vrfId != 0) {
+            builder.setIpv6VrfId(UnsignedInts.toLong(ip6Reply.vrfId));
+        }
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder, @Nonnull final Routing readValue) {
+        ((VppInterfaceStateAugmentationBuilder)parentBuilder).setRouting(readValue);
+    }
+
+    @Nonnull
+    @Override
+    public Initialized<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.Routing> init(
+        @Nonnull final InstanceIdentifier<Routing> id,
+        @Nonnull final Routing readValue,
+        @Nonnull final ReadContext ctx) {
+        return Initialized.create(getCfgId(id),
+            new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.RoutingBuilder()
+                .setIpv4VrfId(readValue.getIpv4VrfId())
+                .setIpv6VrfId(readValue.getIpv6VrfId())
+                .build());
+    }
+
+    private InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.Routing> getCfgId(
+        final InstanceIdentifier<Routing> id) {
+        return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class))
+            .augmentation(VppInterfaceAugmentation.class)
+            .child(
+                org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.Routing.class);
+    }
+}