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authorMaros Marsalek <mmarsale@cisco.com>2016-11-10 13:31:25 +0100
committerMarek Gradzki <mgradzki@cisco.com>2016-11-19 21:29:39 +0100
commit175197da8ea43335df3daeba4c6296fcd83a057c (patch)
tree110298a990c6191933c2ad65d1a06333bab76cee /lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java
parent1813bf59fa53e8eb913d34b212d45b227dead799 (diff)
Post split cleanup
- change groupIds - change packages - update poms Change-Id: I343c5a292a67de1dd50687870ca4ab5b7276e93e Signed-off-by: Maros Marsalek <mmarsale@cisco.com> Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java')
-rwxr-xr-xlisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java100
1 files changed, 100 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java
new file mode 100755
index 000000000..7f0d4c884
--- /dev/null
+++ b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/LispStateCustomizer.java
@@ -0,0 +1,100 @@
+/*
+ * 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.lisp.translate.read;
+
+
+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.hc2vpp.common.translate.util.ByteDataTranslator;
+import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
+import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
+import io.fd.vpp.jvpp.VppBaseCallException;
+import io.fd.vpp.jvpp.core.dto.ShowLispStatus;
+import io.fd.vpp.jvpp.core.dto.ShowLispStatusReply;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import java.util.concurrent.TimeoutException;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.Lisp;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.LispBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.LispState;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.LispStateBuilder;
+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;
+
+
+/**
+ * Customizer that handles reads of {@code LispState}
+ */
+public class LispStateCustomizer extends FutureJVppCustomizer
+ implements InitializingReaderCustomizer<LispState, LispStateBuilder>, JvppReplyConsumer, ByteDataTranslator {
+
+ private static final Logger LOG = LoggerFactory.getLogger(LispStateCustomizer.class);
+
+ public LispStateCustomizer(FutureJVppCore futureJvpp) {
+ super(futureJvpp);
+ }
+
+ @Override
+ public LispStateBuilder getBuilder(InstanceIdentifier<LispState> id) {
+ return new LispStateBuilder();
+ }
+
+ @Override
+ public void readCurrentAttributes(InstanceIdentifier<LispState> id, LispStateBuilder builder, ReadContext ctx)
+ throws ReadFailedException {
+
+ ShowLispStatusReply reply;
+ try {
+ reply = getReply(getFutureJVpp().showLispStatus(new ShowLispStatus()).toCompletableFuture());
+ } catch (TimeoutException | VppBaseCallException e) {
+ throw new ReadFailedException(id, e);
+ }
+
+ builder.setEnable(byteToBoolean(reply.featureStatus));
+ }
+
+ @Override
+ public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder, @Nonnull final LispState readValue) {
+ LOG.warn("Merge is unsupported for data roots");
+ }
+
+ @Override
+ public Initialized<Lisp> init(
+ @Nonnull final InstanceIdentifier<LispState> id, @Nonnull final LispState readValue,
+ @Nonnull final ReadContext ctx) {
+ return Initialized.create(InstanceIdentifier.create(Lisp.class),
+
+ // set everything from LispState to LispBuilder
+ // this is necessary in cases, when HC connects to a running VPP with some LISP configuration. HC needs to
+ // reconstruct configuration based on what's present in VPP in order to support subsequent configuration changes
+ // without any issues
+
+ // the other reason this should work is HC persistence, so that HC after restart only performs diff (only push
+ // configuration that is not currently in VPP, but is persisted. If they are equal skip any VPP calls)
+ // updates to VPP. If this is not fully implemented (depending on VPP implementation, restoration of persisted
+ // configuration can fail)
+ new LispBuilder()
+ .setEnable(readValue.isEnable())
+ .setLispFeatureData(readValue.getLispFeatureData())
+ .build());
+ }
+}