1 files changed, 142 insertions, 0 deletions
diff --git a/it/jvpp-benchmark/src/main/java/io/fd/hc2vpp/it/jvpp/benchmark/util/JVppBenchmark.java b/it/jvpp-benchmark/src/main/java/io/fd/hc2vpp/it/jvpp/benchmark/util/JVppBenchmark.java
new file mode 100644
index 000000000..9f422747e
--- /dev/null
+++ b/it/jvpp-benchmark/src/main/java/io/fd/hc2vpp/it/jvpp/benchmark/util/JVppBenchmark.java
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2018 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.it.jvpp.benchmark.util;
+
+import com.google.common.io.CharStreams;
+import io.fd.vpp.jvpp.JVppRegistry;
+import io.fd.vpp.jvpp.JVppRegistryImpl;
+import io.fd.vpp.jvpp.acl.JVppAclImpl;
+import io.fd.vpp.jvpp.acl.future.FutureJVppAclFacade;
+import io.fd.vpp.jvpp.core.JVppCoreImpl;
+import io.fd.vpp.jvpp.core.future.FutureJVppCoreFacade;
+import io.fd.vpp.jvpp.dto.JVppReply;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+import java.util.concurrent.CompletionStage;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Level;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.TearDown;
+import org.openjdk.jmh.annotations.Threads;
+import org.openjdk.jmh.annotations.Timeout;
+import org.openjdk.jmh.annotations.Warmup;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@BenchmarkMode(Mode.AverageTime)
+@State(Scope.Thread)
+@Fork(1)
+@Threads(1)
+@Timeout(time = 10)
+@Warmup(iterations = 20, time = 2)
+@Measurement(iterations = 100, time = 2)
+@OutputTimeUnit(TimeUnit.MILLISECONDS)
+public abstract class JVppBenchmark {
+    private static final Logger LOG = LoggerFactory.getLogger(JVppBenchmark.class);
+    private JVppRegistryImpl registry;
+
+    @Setup(Level.Iteration)
+    public final void setup() throws Exception {
+        startVpp();
+        jVppConnect();
+        iterationSetup();
+    }
+
+    protected void iterationSetup() throws Exception {
+        // NOOP
+    }
+
+    @TearDown(Level.Iteration)
+    public final void tearDown() throws Exception {
+        iterationTearDown();
+        jVppDisconnect();
+        stopVpp();
+    }
+
+    protected void iterationTearDown() throws Exception {
+        // NOOP
+    }
+
+    private void startVpp() throws Exception {
+        LOG.info("Starting VPP ...");
+        final String[] cmd = {"/bin/sh", "-c", "sudo service vpp start"};
+        exec(cmd);
+        LOG.info("VPP started successfully");
+    }
+
+    private void stopVpp() throws Exception {
+        LOG.info("Stopping VPP ...");
+        final String[] cmd = {"/bin/sh", "-c", "sudo service vpp stop"};
+        exec(cmd);
+
+        // Wait to be sure VPP was stopped.
+        // Prevents VPP start failure: "vpp.service: Start request repeated too quickly".
+        Thread.sleep(1500);
+        LOG.info("VPP stopped successfully");
+
+    }
+
+    private static void exec(String[] command) throws IOException, InterruptedException {
+        final Process process = Runtime.getRuntime().exec(command);
+        process.waitFor();
+        if (process.exitValue() != 0) {
+            String error_msg = "Failed to execute " + Arrays.toString(command) + ": " +
+                CharStreams.toString(new InputStreamReader(process.getErrorStream(), StandardCharsets.UTF_8));
+            throw new IllegalStateException(error_msg);
+        }
+    }
+
+    private void jVppConnect() throws IOException {
+        LOG.info("Connecting JVpp ...");
+        registry = new JVppRegistryImpl("ACLUpdateBenchmark");
+        connect(registry);
+        LOG.info("Successfully connected to JVPP");
+    }
+
+    /**
+     * Connects JVpp plugins.
+     * @param registry manages JVpp connection
+     */
+    protected abstract void connect(final JVppRegistry registry) throws IOException;
+
+    private void jVppDisconnect() throws Exception {
+        LOG.info("Disconnecting JVpp...");
+        disconnect();
+        registry.close();
+        LOG.info("Successfully disconnected ...");
+    }
+
+    /**
+     * Disconnects JVpp plugins.
+     */
+    protected abstract void disconnect() throws Exception;
+
+    protected static <R extends JVppReply<?>> R invoke(final CompletionStage<R> completionStage)
+        throws ExecutionException, InterruptedException {
+        return completionStage.toCompletableFuture().get();
+    }
+}