1 files changed, 112 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java
new file mode 100644
index 000000000..2b2774ece
--- /dev/null
+++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java
@@ -0,0 +1,112 @@
+/*
+ * 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.v3po.translate.v3po.interfaces;
+
+import com.google.common.base.Optional;
+import io.fd.honeycomb.v3po.translate.Context;
+import io.fd.honeycomb.v3po.translate.v3po.util.VppApiInvocationException;
+import io.fd.honeycomb.v3po.translate.spi.write.ChildWriterCustomizer;
+import io.fd.honeycomb.v3po.translate.v3po.util.VppApiCustomizer;
+import io.fd.honeycomb.v3po.translate.v3po.utils.V3poUtils;
+import io.fd.honeycomb.v3po.translate.write.WriteFailedException;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppInterfaceAugmentation;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VxlanTunnel;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces._interface.Vxlan;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class VxlanCustomizer extends VppApiCustomizer implements ChildWriterCustomizer<Vxlan> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(VxlanCustomizer.class);
+
+
+    public VxlanCustomizer(final org.openvpp.vppjapi.vppApi vppApi) {
+        super(vppApi);
+    }
+
+    @Nonnull
+    @Override
+    public Optional<Vxlan> extract(@Nonnull final InstanceIdentifier<Vxlan> currentId,
+                                   @Nonnull final DataObject parentData) {
+        return Optional.fromNullable(((VppInterfaceAugmentation) parentData).getVxlan());
+    }
+
+    @Override
+    public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<Vxlan> id, @Nonnull final Vxlan dataAfter,
+                                       @Nonnull final Context writeContext)
+        throws WriteFailedException.CreateFailedException {
+        final Interface ifc = (Interface) writeContext.get(InterfaceCustomizer.IFC_AFTER_CTX);
+        try {
+            createVxlanTunnel(ifc.getName(), dataAfter);
+        } catch (VppApiInvocationException e) {
+            LOG.warn("Write of Vxlan failed", e);
+            throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
+        }
+    }
+
+    @Override
+    public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<Vxlan> id, @Nonnull final Vxlan dataBefore,
+                                        @Nonnull final Vxlan dataAfter, @Nonnull final Context writeContext)
+        throws WriteFailedException.UpdateFailedException {
+        final Interface ifcBefore = (Interface) writeContext.get(InterfaceCustomizer.IFC_BEFORE_CTX);
+        final Interface ifcAfter = (Interface) writeContext.get(InterfaceCustomizer.IFC_BEFORE_CTX);
+
+        // TODO handle update in a better way
+        try {
+            createVxlanTunnel(ifcAfter.getName(), dataAfter);
+        } catch (VppApiInvocationException e) {
+            LOG.warn("Update of L2 failed", e);
+            throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, e);
+        }
+    }
+
+    @Override
+    public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<Vxlan> id, @Nonnull final Vxlan dataBefore,
+                                        @Nonnull final Context writeContext) {
+        final Interface ifcBefore = (Interface) writeContext.get(InterfaceCustomizer.IFC_BEFORE_CTX);
+
+        // TODO handle delete
+    }
+
+    private void createVxlanTunnel(final String swIfName, final Vxlan vxlan) throws VppApiInvocationException {
+        Ipv4Address srcAddress = vxlan.getSrc();
+        Ipv4Address dstAddress = vxlan.getDst();
+
+        int srcAddr = V3poUtils.parseIp(srcAddress.getValue());
+        int dstAddr = V3poUtils.parseIp(dstAddress.getValue());
+        int encapVrfId = vxlan.getEncapVrfId().intValue();
+        int vni = vxlan.getVni().getValue().intValue();
+
+        LOG.debug("Setting vxlan tunnel for interface: {}. Vxlan: {}", swIfName, vxlan);
+        int ctxId = getVppApi().vxlanAddDelTunnel((byte) 1 /* is add */, srcAddr, dstAddr, encapVrfId, -1, vni);
+        final int rv = V3poUtils.waitForResponse(ctxId, getVppApi());
+        if (rv < 0) {
+            LOG.debug("Failed to set vxlan tunnel for interface: {}, vxlan: {}", swIfName, vxlan);
+            throw new VppApiInvocationException("vxlanAddDelTunnel", ctxId, rv);
+        } else {
+            LOG.debug("Vxlan tunnel set successfully for: {}, vxlan: {}", swIfName, vxlan);
+            // FIXME avoid this dump just to fill cache in vpp-japi
+            // refresh interfaces to be able to get ifIndex
+            getVppApi().swInterfaceDump((byte) 1, V3poUtils.IFC_TYPES.inverse().get(VxlanTunnel.class).getBytes());
+        }
+    }
+}