HONEYCOMB-229 Introduce NAT to HC

Reflects SNAT from VPP:
- 1:1 Static IPv4 mapping
- interface in/out NAT feature management

Bonus:
- Support presence containers in infra

Change-Id: Ieb38526f83edbae5e605d5c7e39bb22bbafc50e5
Signed-off-by: Maros Marsalek <mmarsale@cisco.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/read/ifc/InterfaceInboundNatCustomizer.java b/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/read/ifc/InterfaceInboundNatCustomizer.java
new file mode 100644
index 000000000..e1ebdd6d8
--- /dev/null
+++ b/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/read/ifc/InterfaceInboundNatCustomizer.java
@@ -0,0 +1,55 @@
+/*
+ * 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.nat.read.ifc;
+
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.ReaderCustomizer;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang._interface.nat.rev161214._interface.nat.attributes.NatBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang._interface.nat.rev161214._interface.nat.attributes.nat.Inbound;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang._interface.nat.rev161214._interface.nat.attributes.nat.InboundBuilder;
+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 final class InterfaceInboundNatCustomizer implements ReaderCustomizer<Inbound, InboundBuilder> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(InterfaceInboundNatCustomizer.class);
+
+    @Nonnull
+    @Override
+    public InboundBuilder getBuilder(@Nonnull final InstanceIdentifier<Inbound> id) {
+        return new InboundBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Inbound> id,
+                                      @Nonnull final InboundBuilder builder,
+                                      @Nonnull final ReadContext ctx)
+            throws ReadFailedException {
+        // FIXME HONEYCOMB-248 VPP-459 Implement when read is available in VPP/Snat
+        LOG.debug("Unable to read Inbound NAT feature state for an interface");
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder, @Nonnull final Inbound readValue) {
+        ((NatBuilder) parentBuilder).setInbound(readValue);
+    }
+}