Creating drivers and *Programmable Classes for Tofino device
ONOS-6836 ONOS-6837 ONOS-6839
Change-Id: Iaf3dd8a08533877f66a177f6d529290c51b0675b
diff --git a/drivers/barefoot/src/main/java/org/onosproject/drivers/barefoot/TofinoDefaultPipeconfFactory.java b/drivers/barefoot/src/main/java/org/onosproject/drivers/barefoot/TofinoDefaultPipeconfFactory.java
new file mode 100644
index 0000000..0de3adc
--- /dev/null
+++ b/drivers/barefoot/src/main/java/org/onosproject/drivers/barefoot/TofinoDefaultPipeconfFactory.java
@@ -0,0 +1,73 @@
+/*
+ * 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.barefoot;
+
+import org.onosproject.bmv2.model.Bmv2PipelineModelParser;
+import org.onosproject.driver.pipeline.DefaultSingleTablePipeline;
+import org.onosproject.net.behaviour.Pipeliner;
+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.TOFINO_CONTEXT_JSON;
+import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.P4_INFO_TEXT;
+import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.TOFINO_BIN;
+
+/**
+ * Factory of pipeconf implementation for the default.p4 program on Tofino.
+ */
+final class TofinoDefaultPipeconfFactory {
+
+ private static final String PIPECONF_ID = "tofino-default-pipeconf";
+ private static final String JSON_PATH = "/default.json";
+ private static final String CONTEXT_JSON_PATH = "/context.json";
+ private static final String TOFINO_PATH = "/tofino.bin";
+ private static final String P4INFO_PATH = "/default.p4info";
+
+ private static final PiPipeconf PIPECONF = buildPipeconf();
+
+ private TofinoDefaultPipeconfFactory() {
+ // Hides constructor.
+ }
+
+ static PiPipeconf get() {
+ return PIPECONF;
+ }
+
+ private static PiPipeconf buildPipeconf() {
+
+ final URL jsonUrl = TofinoDefaultPipeconfFactory.class.getResource(JSON_PATH);
+ final URL p4InfoUrl = TofinoDefaultPipeconfFactory.class.getResource(P4INFO_PATH);
+ final URL tofinoUrl = TofinoDefaultPipeconfFactory.class.getResource(TOFINO_PATH);
+ final URL contextUrl = TofinoDefaultPipeconfFactory.class.getResource(CONTEXT_JSON_PATH);
+
+ return DefaultPiPipeconf.builder()
+ .withId(new PiPipeconfId(PIPECONF_ID))
+ .withPipelineModel(Bmv2PipelineModelParser.parse(jsonUrl))
+ .addBehaviour(PiPipelineInterpreter.class, TofinoDefaultInterpreter.class)
+ .addBehaviour(Pipeliner.class, DefaultSingleTablePipeline.class)
+ .addExtension(P4_INFO_TEXT, p4InfoUrl)
+ .addExtension(BMV2_JSON, jsonUrl)
+ .addExtension(TOFINO_BIN, tofinoUrl)
+ .addExtension(TOFINO_CONTEXT_JSON, contextUrl)
+ .build();
+ }
+}