| /* |
| * 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.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| import java.nio.charset.StandardCharsets; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.cql3.CQLTester; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.net.Message; |
| import org.apache.cassandra.net.MessagingService; |
| import org.apache.cassandra.net.NoPayload; |
| import org.apache.cassandra.schema.TableId; |
| import org.apache.cassandra.service.StorageService; |
| import org.apache.cassandra.streaming.SessionInfo; |
| import org.apache.cassandra.streaming.StreamSession.State; |
| import org.apache.cassandra.streaming.StreamSummary; |
| import org.apache.cassandra.tools.ToolRunner.ToolResult; |
| import org.apache.cassandra.tools.nodetool.NetStats; |
| import org.apache.cassandra.utils.FBUtilities; |
| import org.assertj.core.api.Assertions; |
| import org.hamcrest.CoreMatchers; |
| |
| import static org.apache.cassandra.net.Verb.ECHO_REQ; |
| import static org.junit.Assert.assertThat; |
| |
| public class NodetoolNetStatsTest extends CQLTester |
| { |
| private static NodeProbe probe; |
| |
| @BeforeClass |
| public static void setup() throws Exception |
| { |
| StorageService.instance.initServer(); |
| startJMXServer(); |
| probe = new NodeProbe(jmxHost, jmxPort); |
| } |
| |
| @AfterClass |
| public static void teardown() throws IOException |
| { |
| probe.close(); |
| } |
| |
| @Test |
| public void testMaybeChangeDocs() |
| { |
| // If you added, modified options or help, please update docs if necessary |
| ToolResult tool = ToolRunner.invokeNodetool("help", "netstats"); |
| String help = "NAME\n" + |
| " nodetool netstats - Print network information on provided host\n" + |
| " (connecting node by default)\n" + |
| "\n" + |
| "SYNOPSIS\n" + |
| " nodetool [(-h <host> | --host <host>)] [(-p <port> | --port <port>)]\n" + |
| " [(-pp | --print-port)] [(-pw <password> | --password <password>)]\n" + |
| " [(-pwf <passwordFilePath> | --password-file <passwordFilePath>)]\n" + |
| " [(-u <username> | --username <username>)] netstats\n" + |
| " [(-H | --human-readable)]\n" + |
| "\n" + |
| "OPTIONS\n" + |
| " -h <host>, --host <host>\n" + |
| " Node hostname or ip address\n" + |
| "\n" + |
| " -H, --human-readable\n" + |
| " Display bytes in human readable form, i.e. KiB, MiB, GiB, TiB\n" + |
| "\n" + |
| " -p <port>, --port <port>\n" + |
| " Remote jmx agent port number\n" + |
| "\n" + |
| " -pp, --print-port\n" + |
| " Operate in 4.0 mode with hosts disambiguated by port number\n" + |
| "\n" + |
| " -pw <password>, --password <password>\n" + |
| " Remote jmx agent password\n" + |
| "\n" + |
| " -pwf <passwordFilePath>, --password-file <passwordFilePath>\n" + |
| " Path to the JMX password file\n" + |
| "\n" + |
| " -u <username>, --username <username>\n" + |
| " Remote jmx agent username\n" + |
| "\n" + |
| "\n"; |
| Assertions.assertThat(tool.getStdout()).isEqualTo(help); |
| tool.assertOnCleanExit(); |
| } |
| |
| @Test |
| public void testNetStats() |
| { |
| Message<NoPayload> echoMessageOut = Message.out(ECHO_REQ, NoPayload.noPayload); |
| MessagingService.instance().send(echoMessageOut, FBUtilities.getBroadcastAddressAndPort()); |
| |
| ToolResult tool = ToolRunner.invokeNodetool("netstats"); |
| assertThat(tool.getStdout(), CoreMatchers.containsString("Gossip messages n/a 0 2 0")); |
| tool.assertOnCleanExit(); |
| } |
| |
| @Test |
| public void testHumanReadable() throws IOException |
| { |
| List<StreamSummary> streamSummaries = Collections.singletonList(new StreamSummary(TableId.generate(), 1, 1024)); |
| SessionInfo info = new SessionInfo(InetAddressAndPort.getLocalHost(), |
| 1, |
| InetAddressAndPort.getLocalHost(), |
| streamSummaries, |
| streamSummaries, |
| State.COMPLETE); |
| |
| try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); PrintStream out = new PrintStream(baos)) |
| { |
| NetStats nstats = new NetStats(); |
| |
| nstats.printReceivingSummaries(out, info, false); |
| String stdout = getSummariesStdout(baos, out); |
| Assertions.assertThat(stdout).doesNotContain("Kib"); |
| |
| baos.reset(); |
| nstats.printSendingSummaries(out, info, false); |
| stdout = getSummariesStdout(baos, out); |
| Assertions.assertThat(stdout).doesNotContain("KiB"); |
| |
| baos.reset(); |
| nstats.printReceivingSummaries(out, info, true); |
| stdout = getSummariesStdout(baos, out); |
| Assertions.assertThat(stdout).contains("KiB"); |
| |
| baos.reset(); |
| nstats.printSendingSummaries(out, info, true); |
| stdout = getSummariesStdout(baos, out); |
| Assertions.assertThat(stdout).contains("KiB"); |
| } |
| } |
| |
| private String getSummariesStdout(ByteArrayOutputStream baos, PrintStream ps) throws IOException |
| { |
| baos.flush(); |
| ps.flush(); |
| return baos.toString(StandardCharsets.UTF_8.toString()); |
| } |
| } |