| /* |
| * 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.tools; |
| |
| import java.io.IOException; |
| |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.cql3.CQLTester; |
| import org.apache.cassandra.tools.ToolRunner.ToolResult; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static java.lang.String.format; |
| |
| public class NodeProbeTest extends CQLTester |
| { |
| private static NodeProbe probe; |
| |
| @BeforeClass |
| public static void setup() throws Exception |
| { |
| startJMXServer(); |
| probe = new NodeProbe(jmxHost, jmxPort); |
| } |
| |
| @AfterClass |
| public static void teardown() throws IOException |
| { |
| probe.close(); |
| } |
| |
| /** |
| * Verify that nodetool -j/--jobs option warning is raised depending on the value of |
| * {@link org.apache.cassandra.config.Config#concurrent_compactors} in the target node, independently of where the |
| * tool is used. |
| * |
| * Before CASSANDRA-16104 the warning was based on the local value of {@code concurrent_compactors}, and not in the |
| * value used in the target node, which is got through JMX. |
| */ |
| @Test |
| public void testCheckJobs() |
| { |
| int compactors = probe.getConcurrentCompactors(); |
| int jobs = compactors + 1; |
| |
| // Verify that trying to use more jobs than configured concurrent compactors prints a warning |
| ToolResult toolResult = ToolRunner.invokeNodetool("upgradesstables", "-j", String.valueOf(jobs)); |
| toolResult.assertOnCleanExit(); |
| assertThat(toolResult.getStdout()).contains(format("jobs (%d) is bigger than configured concurrent_compactors (%d) on the host, using at most %d threads", |
| jobs, compactors, compactors)); |
| |
| // Increase the number of concurrent compactors and verify that the new number of concurrent compactors is seen |
| // by subsequent validations |
| assertToolResult(ToolRunner.invokeNodetool("setconcurrentcompactors", String.valueOf(jobs))); |
| assertToolResult(ToolRunner.invokeNodetool("upgradesstables", "-j", String.valueOf(jobs))); |
| } |
| |
| private static void assertToolResult(ToolResult toolResult) |
| { |
| assertThat(toolResult.getStdout()).isEmpty(); |
| toolResult.assertOnCleanExit(); |
| } |
| } |