HONEYCOMB-363 - Bgp extension modules

Provides maven modules per bgp extension.
Defines common configuration that can be used to define new
extensions(AbstractBgpExtensionModule).

Change-Id: I1c8ff65b6f9aa5474026f4bdf42476bd0559208e
Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>

3 files changed, 152 insertions, 0 deletions

diff --git a/infra/northbound/bgp-extensions/linkstate/asciidoc/Readme.adoc b/infra/northbound/bgp-extensions/linkstate/asciidoc/Readme.adoc
new file mode 100644
index 000000000..30b77cd9a
--- /dev/null
+++ b/infra/northbound/bgp-extensions/linkstate/asciidoc/Readme.adoc
@@ -0,0 +1,9 @@
+= Linkstate
+
+Configure http://docs.opendaylight.org/en/${project-odl-branch}/user-guide/bgp-user-guide.html#link-state-family[Linkstate] extension for ODL BGP
+
+Handles following table types:
+
+* Linkstate
+
+Enable by including LinkstateModule in /opt/honeycomb/modules configuration
\ No newline at end of file
diff --git a/infra/northbound/bgp-extensions/linkstate/pom.xml b/infra/northbound/bgp-extensions/linkstate/pom.xml
new file mode 100644
index 000000000..0a674fa69
--- /dev/null
+++ b/infra/northbound/bgp-extensions/linkstate/pom.xml
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2017 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.
+  -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>impl-parent</artifactId>
+        <groupId>io.fd.honeycomb.common</groupId>
+        <version>1.18.01-SNAPSHOT</version>
+        <relativePath>../../../../common/impl-parent</relativePath>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>io.fd.honeycomb.northbound.bgp</groupId>
+    <artifactId>linkstate</artifactId>
+    <version>1.18.01-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>io.fd.honeycomb.northbound.bgp</groupId>
+            <artifactId>extension-common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.opendaylight.bgpcep</groupId>
+            <artifactId>bgp-linkstate</artifactId>
+            <version>${bgpcep.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>io.fd.honeycomb.northbound</groupId>
+            <artifactId>bgp</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+</project>
\ No newline at end of file
diff --git a/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java
new file mode 100644
index 000000000..622117293
--- /dev/null
+++ b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2017 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.northbound.bgp.extension;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import io.fd.honeycomb.infra.bgp.BgpConfiguration;
+import io.fd.honeycomb.translate.write.WriterFactory;
+import org.opendaylight.protocol.bgp.linkstate.impl.BGPActivator;
+import org.opendaylight.protocol.bgp.linkstate.impl.RIBActivator;
+import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionProviderActivator;
+import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionProviderActivator;
+import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafi;
+import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafiBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev150210.LinkstateAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev150210.LinkstateSubsequentAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.AfiSafi2;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.AfiSafi2Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.LINKSTATE;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Collections;
+import java.util.Set;
+
+import static io.fd.honeycomb.northbound.bgp.extension.AbstractBgpExtensionModule.TableTypeRegistration.tableType;
+
+public class LinkstateModule extends AbstractBgpExtensionModule {
+
+    private static final Logger LOG = LoggerFactory.getLogger(LinkstateModule.class);
+
+    @Override
+    public Set<Class<? extends RIBExtensionProviderActivator>> getRibActivators() {
+        return ImmutableSet.of(RIBActivator.class);
+    }
+
+    @Override
+    public Set<Class<? extends BGPExtensionProviderActivator>> getExtensionActivators() {
+        return ImmutableSet.of(BGPActivator.class);
+    }
+
+    @Override
+    public Set<TableTypeRegistration> getTableTypes() {
+        return ImmutableSet.of(
+                tableType(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class, LINKSTATE.class));
+    }
+
+    @Override
+    public Set<Class<? extends Provider<AfiSafi>>> getAfiSafiTypeProviders() {
+        return ImmutableSet.of(LinkstateAfiSafiProvider.class);
+    }
+
+    @Override
+    public Set<Class<? extends WriterFactory>> getApplicationRibWriters() {
+        //TODO - HONEYCOMB-359 - use wildcarded subtree writer
+        return Collections.emptySet();
+    }
+
+    @Override
+    public Logger getLogger() {
+        return LOG;
+    }
+
+    private static class LinkstateAfiSafiProvider implements Provider<AfiSafi> {
+
+        @Inject
+        private BgpConfiguration cfg;
+
+        @Override
+        public AfiSafi get() {
+            return new AfiSafiBuilder().setAfiSafiName(LINKSTATE.class)
+                    .addAugmentation(AfiSafi2.class,
+                            new AfiSafi2Builder().setReceive(cfg.isBgpMultiplePathsEnabled())
+                                    .setSendMax(cfg.bgpSendMaxMaths.get().shortValue()).build())
+                    .build();
+        }
+    }
+}