| /* |
| * 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 |
| * |
| * 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.apache.cassandra.sidecar.routes; |
| |
| import java.util.Collections; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.extension.ExtendWith; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.google.inject.AbstractModule; |
| import com.google.inject.Guice; |
| import com.google.inject.Injector; |
| import com.google.inject.Module; |
| import com.google.inject.Provides; |
| import com.google.inject.Singleton; |
| import com.google.inject.util.Modules; |
| import io.vertx.core.Vertx; |
| import io.vertx.core.http.HttpServer; |
| import io.vertx.ext.web.client.WebClient; |
| import io.vertx.ext.web.client.predicate.ResponsePredicate; |
| import io.vertx.junit5.VertxExtension; |
| import io.vertx.junit5.VertxTestContext; |
| import org.apache.cassandra.sidecar.MainModule; |
| import org.apache.cassandra.sidecar.TestModule; |
| import org.apache.cassandra.sidecar.cluster.InstancesConfig; |
| import org.apache.cassandra.sidecar.cluster.instance.InstanceMetadata; |
| import org.apache.cassandra.sidecar.common.CassandraAdapterDelegate; |
| import org.apache.cassandra.sidecar.common.ClusterMembershipOperations; |
| import org.apache.cassandra.sidecar.common.data.GossipInfoResponse; |
| |
| import static io.netty.handler.codec.http.HttpResponseStatus.OK; |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| /** |
| * Tests for the {@link GossipInfoHandler} |
| */ |
| @ExtendWith(VertxExtension.class) |
| public class GossipInfoHandlerTest |
| { |
| static final Logger LOGGER = LoggerFactory.getLogger(GossipInfoHandlerTest.class); |
| Vertx vertx; |
| HttpServer server; |
| |
| @BeforeEach |
| void before() throws InterruptedException |
| { |
| Injector injector; |
| Module testOverride = Modules.override(new TestModule()) |
| .with(new GossipInfoHandlerTestModule()); |
| injector = Guice.createInjector(Modules.override(new MainModule()) |
| .with(testOverride)); |
| vertx = injector.getInstance(Vertx.class); |
| server = injector.getInstance(HttpServer.class); |
| VertxTestContext context = new VertxTestContext(); |
| server.listen(0, "127.0.0.1", context.succeedingThenComplete()); |
| context.awaitCompletion(5, TimeUnit.SECONDS); |
| } |
| |
| @AfterEach |
| void after() throws InterruptedException |
| { |
| final CountDownLatch closeLatch = new CountDownLatch(1); |
| server.close(res -> closeLatch.countDown()); |
| vertx.close(); |
| if (closeLatch.await(60, TimeUnit.SECONDS)) |
| LOGGER.info("Close event received before timeout."); |
| else |
| LOGGER.error("Close event timed out."); |
| } |
| |
| @Test |
| void testGetGossipInfo(VertxTestContext context) |
| { |
| WebClient client = WebClient.create(vertx); |
| String testRoute = "/api/v1/cassandra/gossip"; |
| client.get(server.actualPort(), "127.0.0.1", testRoute) |
| .expect(ResponsePredicate.SC_OK) |
| .send(context.succeeding(response -> { |
| assertThat(response.statusCode()).isEqualTo(OK.code()); |
| GossipInfoResponse gossipResponse = response.bodyAsJson(GossipInfoResponse.class); |
| assertThat(gossipResponse).isNotNull(); |
| GossipInfoResponse.GossipInfo gossipInfo = gossipResponse.get("/127.0.0.1:7000"); |
| assertThat(gossipInfo).isNotNull().hasSize(6); |
| assertThat(gossipInfo.generation()).isEqualTo("1668100877"); |
| assertThat(gossipInfo.heartbeat()).isEqualTo("242"); |
| assertThat(gossipInfo.load()).isEqualTo("88971.0"); |
| assertThat(gossipInfo.statusWithPort()) |
| .isEqualTo("NORMAL,-9223372036854775808"); |
| assertThat(gossipInfo.sstableVersions()) |
| .isEqualTo(Collections.singletonList("big-nb")); |
| assertThat(gossipInfo.tokens()).isEqualTo("<hidden>"); |
| context.completeNow(); |
| })); |
| } |
| |
| static class GossipInfoHandlerTestModule extends AbstractModule |
| { |
| @Provides |
| @Singleton |
| public InstancesConfig instanceConfig() |
| { |
| final int instanceId = 100; |
| final String host = "127.0.0.1"; |
| final InstanceMetadata instanceMetadata = mock(InstanceMetadata.class); |
| when(instanceMetadata.host()).thenReturn(host); |
| when(instanceMetadata.port()).thenReturn(9042); |
| when(instanceMetadata.id()).thenReturn(instanceId); |
| CassandraAdapterDelegate delegate = mock(CassandraAdapterDelegate.class); |
| ClusterMembershipOperations ops = mock(ClusterMembershipOperations.class); |
| when(ops.gossipInfo()).thenReturn(SAMPLE_GOSSIP_INFO); |
| when(delegate.clusterMembershipOperations()).thenReturn(ops); |
| when(instanceMetadata.delegate()).thenReturn(delegate); |
| |
| InstancesConfig mockInstancesConfig = mock(InstancesConfig.class); |
| when(mockInstancesConfig.instances()).thenReturn(Collections.singletonList(instanceMetadata)); |
| when(mockInstancesConfig.instanceFromId(instanceId)).thenReturn(instanceMetadata); |
| when(mockInstancesConfig.instanceFromHost(host)).thenReturn(instanceMetadata); |
| |
| return mockInstancesConfig; |
| } |
| } |
| |
| private static final String SAMPLE_GOSSIP_INFO = |
| "/127.0.0.1:7000\n" + |
| " generation:1668100877\n" + |
| " heartbeat:242\n" + |
| " LOAD:211:88971.0\n" + |
| " STATUS_WITH_PORT:19:NORMAL,-9223372036854775808\n" + |
| " SSTABLE_VERSIONS:6:big-nb\n" + |
| " TOKENS:18:<hidden>"; |
| } |