ONOS-7058 Refactored default pipeconfs in new pipelines directory

- Minimal refactoring of P4 programs
- Removed symlinks to BMv2 JSON/P4Info
- Bumped p4c commit (which fixes known parser bug)
- Renamed "default" pipeconf to "basic" (ONOS-6818)

Change-Id: I319f8b142ab22dba9b15457e28cd62d17f78a423
diff --git a/drivers/bmv2/BUCK b/drivers/bmv2/BUCK
index d9b09bb..c8224f5 100644
--- a/drivers/bmv2/BUCK
+++ b/drivers/bmv2/BUCK
@@ -9,6 +9,7 @@
     '//drivers/p4runtime:onos-drivers-p4runtime',
     '//incubator/grpc-dependencies:grpc-core-repkg-' + GRPC_VER,
     '//lib:grpc-netty-' + GRPC_VER,
+    '//pipelines/basic:onos-pipelines-basic',
 ]
 
 BUNDLES = [
@@ -29,5 +30,6 @@
     included_bundles = BUNDLES,
     required_apps = [
         'org.onosproject.drivers.p4runtime',
+        'org.onosproject.pipelines.basic',
     ],
 )
\ No newline at end of file
diff --git a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DefaultPipeconfFactory.java b/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DefaultPipeconfFactory.java
deleted file mode 100644
index 448da71..0000000
--- a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DefaultPipeconfFactory.java
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright 2017-present Open Networking Foundation
- *
- * 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 org.onosproject.drivers.bmv2;
-
-import org.onosproject.bmv2.model.Bmv2PipelineModelParser;
-import org.onosproject.driver.pipeline.DefaultSingleTablePipeline;
-import org.onosproject.drivers.p4runtime.DefaultP4Interpreter;
-import org.onosproject.drivers.p4runtime.DefaultP4PortStatisticsDiscovery;
-import org.onosproject.net.behaviour.Pipeliner;
-import org.onosproject.net.device.PortStatisticsDiscovery;
-import org.onosproject.net.pi.model.DefaultPiPipeconf;
-import org.onosproject.net.pi.model.PiPipeconf;
-import org.onosproject.net.pi.model.PiPipeconfId;
-import org.onosproject.net.pi.model.PiPipelineInterpreter;
-
-import java.net.URL;
-
-import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.BMV2_JSON;
-import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.P4_INFO_TEXT;
-
-/**
- * Factory of pipeconf implementation for the default.p4 program on BMv2.
- */
-public final class Bmv2DefaultPipeconfFactory {
-
-    private static final String PIPECONF_ID = "bmv2-default-pipeconf";
-    private static final String JSON_PATH = "/default.json";
-    private static final String P4INFO_PATH = "/default.p4info";
-
-    private static final PiPipeconf PIPECONF = buildPipeconf();
-
-    private Bmv2DefaultPipeconfFactory() {
-        // Hides constructor.
-    }
-
-    public static PiPipeconf get() {
-        return PIPECONF;
-    }
-
-    private static PiPipeconf buildPipeconf() {
-
-        final URL jsonUrl = Bmv2DefaultPipeconfFactory.class.getResource(JSON_PATH);
-        final URL p4InfoUrl = Bmv2DefaultPipeconfFactory.class.getResource(P4INFO_PATH);
-        return DefaultPiPipeconf.builder()
-                .withId(new PiPipeconfId(PIPECONF_ID))
-                .withPipelineModel(Bmv2PipelineModelParser.parse(jsonUrl))
-                .addBehaviour(PiPipelineInterpreter.class, DefaultP4Interpreter.class)
-                .addBehaviour(Pipeliner.class, DefaultSingleTablePipeline.class)
-                .addBehaviour(PortStatisticsDiscovery.class, DefaultP4PortStatisticsDiscovery.class)
-                .addExtension(P4_INFO_TEXT, p4InfoUrl)
-                .addExtension(BMV2_JSON, jsonUrl)
-                .build();
-    }
-}
diff --git a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DriversLoader.java b/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DriversLoader.java
index ff4f2d9..8ee87d4 100644
--- a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DriversLoader.java
+++ b/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2DriversLoader.java
@@ -17,10 +17,7 @@
 package org.onosproject.drivers.bmv2;
 
 import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onosproject.net.driver.AbstractDriverLoader;
-import org.onosproject.net.pi.runtime.PiPipeconfService;
 
 /**
  * Loader for P4Runtime device drivers.
@@ -28,22 +25,7 @@
 @Component(immediate = true)
 public class Bmv2DriversLoader extends AbstractDriverLoader {
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected PiPipeconfService pipeconfService;
-
     public Bmv2DriversLoader() {
         super("/bmv2-drivers.xml");
     }
-
-    @Override
-    public void activate() {
-        pipeconfService.register(Bmv2DefaultPipeconfFactory.get());
-        super.activate();
-    }
-
-    @Override
-    public void deactivate() {
-        pipeconfService.remove(Bmv2DefaultPipeconfFactory.get().id());
-        super.deactivate();
-    }
 }
diff --git a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2PipelineProgrammable.java b/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2PipelineProgrammable.java
index 0eef5ed..bf88238 100644
--- a/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2PipelineProgrammable.java
+++ b/drivers/bmv2/src/main/java/org/onosproject/drivers/bmv2/Bmv2PipelineProgrammable.java
@@ -23,6 +23,7 @@
 import org.onosproject.net.pi.model.PiPipelineProgrammable;
 import org.onosproject.p4runtime.api.P4RuntimeClient;
 import org.onosproject.p4runtime.api.P4RuntimeController;
+import org.onosproject.pipelines.basic.PipeconfLoader;
 import org.slf4j.Logger;
 
 import java.util.Optional;
@@ -37,8 +38,6 @@
  */
 public class Bmv2PipelineProgrammable extends AbstractHandlerBehaviour implements PiPipelineProgrammable {
 
-    private static final PiPipeconf DEFAULT_PIPECONF = Bmv2DefaultPipeconfFactory.get();
-
     private final Logger log = getLogger(getClass());
 
     @Override
@@ -87,6 +86,6 @@
 
     @Override
     public Optional<PiPipeconf> getDefaultPipeconf() {
-        return Optional.of(DEFAULT_PIPECONF);
+        return Optional.of(PipeconfLoader.BASIC_PIPECONF);
     }
 }
diff --git a/drivers/bmv2/src/main/resources/default.json b/drivers/bmv2/src/main/resources/default.json
deleted file mode 120000
index c5028d8..0000000
--- a/drivers/bmv2/src/main/resources/default.json
+++ /dev/null
@@ -1 +0,0 @@
-../../../../../tools/test/p4src/p4-16/p4c-out/default.json
\ No newline at end of file
diff --git a/drivers/bmv2/src/main/resources/default.p4info b/drivers/bmv2/src/main/resources/default.p4info
deleted file mode 120000
index 8f71cbe..0000000
--- a/drivers/bmv2/src/main/resources/default.p4info
+++ /dev/null
@@ -1 +0,0 @@
-../../../../../tools/test/p4src/p4-16/p4c-out/default.p4info
\ No newline at end of file