1 files changed, 72 insertions, 0 deletions
diff --git a/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java
new file mode 100644
index 000000000..b099939eb
--- /dev/null
+++ b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2018 Bell Canada, Pantheon Technologies 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.srv6.read.steering;
+
+import com.google.common.collect.ImmutableSet;
+import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
+import io.fd.hc2vpp.srv6.read.steering.request.L3SteeringRequest;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.ReaderCustomizer;
+import io.fd.honeycomb.translate.util.RWUtils;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import java.util.List;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.Prefixes;
+import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.PrefixesBuilder;
+import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.prefixes.State;
+import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.prefixes.StateBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public class PrefixesStateCustomizer extends FutureJVppCustomizer implements ReaderCustomizer<State, StateBuilder> {
+
+    public PrefixesStateCustomizer(@Nonnull final FutureJVppCore futureJVppCore) {
+        super(futureJVppCore);
+    }
+
+    @Nonnull
+    @Override
+    public StateBuilder getBuilder(@Nonnull final InstanceIdentifier<State> instanceIdentifier) {
+        return new StateBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<State> instanceIdentifier,
+                                      @Nonnull final StateBuilder stateBuilder, @Nonnull final ReadContext readContext)
+            throws ReadFailedException {
+        L3SteeringRequest request = new L3SteeringRequest(getFutureJVpp());
+        List<IpPrefix> ipPrefixes =
+                request.readAllIpPrefixes(RWUtils.cutId(instanceIdentifier, Prefixes.class), readContext);
+        // checks whether L3 steering contains default routes to steer all traffic to SRv6 policy. If found sets
+        // allPrefixes flag to true in autoroute-include/prefixes/state
+        boolean allPrefixes = ipPrefixes.containsAll(
+                ImmutableSet.of(new IpPrefix(new Ipv4Prefix("0.0.0.0/0")), new IpPrefix(new Ipv6Prefix("::/0"))));
+
+        stateBuilder.setPrefixesAll(allPrefixes);
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final State state) {
+        ((PrefixesBuilder) builder).setState(state);
+    }
+}