| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.apache.ratis.grpc; |
| |
| import org.apache.ratis.BaseTest; |
| import org.apache.ratis.server.impl.MiniRaftCluster; |
| import org.apache.ratis.RaftTestUtil; |
| import org.apache.ratis.client.RaftClient; |
| import org.apache.ratis.grpc.server.GrpcService; |
| import org.apache.ratis.metrics.JVMMetrics; |
| import org.apache.ratis.metrics.RatisMetricRegistry; |
| import org.apache.ratis.protocol.RaftClientReply; |
| import org.apache.ratis.server.RaftServer; |
| import org.apache.ratis.server.impl.RaftServerTestUtil; |
| import org.apache.ratis.util.JavaUtils; |
| import org.apache.ratis.util.TimeDuration; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.apache.ratis.RaftTestUtil.waitForLeader; |
| |
| public class TestGrpcMessageMetrics extends BaseTest |
| implements MiniRaftClusterWithGrpc.FactoryGet { |
| static { |
| JVMMetrics.initJvmMetrics(TimeDuration.valueOf(10, TimeUnit.SECONDS)); |
| } |
| |
| public static final int NUM_SERVERS = 3; |
| |
| @Test |
| public void testGrpcMessageMetrics() throws Exception { |
| try(final MiniRaftCluster cluster = newCluster(NUM_SERVERS)) { |
| cluster.start(); |
| sendMessages(cluster); |
| } |
| } |
| |
| static void sendMessages(MiniRaftCluster cluster) throws Exception { |
| waitForLeader(cluster); |
| try (final RaftClient client = cluster.createClient()) { |
| CompletableFuture<RaftClientReply> replyFuture = |
| client.async().send(new RaftTestUtil.SimpleMessage("abc")); |
| } |
| // Wait for commits to happen on leader |
| JavaUtils.attempt(() -> assertMessageCount(cluster.getLeader()), 100, HUNDRED_MILLIS, cluster.getLeader().getId() + "-assertMessageCount", null); |
| } |
| |
| static void assertMessageCount(RaftServer.Division server) { |
| String serverId = server.getId().toString(); |
| GrpcService service = (GrpcService) RaftServerTestUtil.getServerRpc(server); |
| RatisMetricRegistry registry = service.getServerInterceptor().getMetrics().getRegistry(); |
| String counter_prefix = serverId + "_" + "ratis.grpc.RaftServerProtocolService"; |
| Assert.assertTrue(registry.counter(counter_prefix + "_" + "requestVote" + "_OK_completed_total").getCount() > 0); |
| } |
| } |