| /** |
| * 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.pulsar.admin.cli; |
| |
| import java.io.OutputStreamWriter; |
| import java.io.Writer; |
| import java.nio.charset.StandardCharsets; |
| import java.util.List; |
| import java.util.function.Supplier; |
| |
| import org.apache.pulsar.client.admin.PulsarAdmin; |
| import org.apache.pulsar.common.stats.AllocatorStats; |
| import org.apache.pulsar.common.util.ObjectMapperFactory; |
| |
| import com.google.gson.Gson; |
| import com.google.gson.JsonArray; |
| import com.google.gson.JsonObject; |
| import com.google.gson.stream.JsonWriter; |
| |
| import com.beust.jcommander.Parameter; |
| import com.beust.jcommander.Parameters; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.ObjectWriter; |
| |
| @Parameters(commandDescription = "Operations to collect broker statistics") |
| public class CmdBrokerStats extends CmdBase { |
| private static final String DEFAULT_INDENTATION = " "; |
| |
| @Parameters(commandDescription = "dump metrics for Monitoring") |
| private class CmdMonitoringMetrics extends CliCommand { |
| @Parameter(names = { "-i", "--indent" }, description = "Indent JSON output", required = false) |
| private boolean indent = false; |
| |
| @Override |
| void run() throws Exception { |
| JsonArray metrics = getAdmin().brokerStats().getMetrics(); |
| |
| try (Writer out = new OutputStreamWriter(System.out, StandardCharsets.UTF_8); |
| JsonWriter jsonWriter = new JsonWriter(out)) { |
| for (int i = 0; i < metrics.size(); i++) { |
| JsonObject m = (JsonObject) metrics.get(i); |
| if (indent) { |
| jsonWriter.setIndent(DEFAULT_INDENTATION); |
| new Gson().toJson(m, jsonWriter); |
| out.write('\n'); |
| out.write('\n'); |
| } else { |
| new Gson().toJson(m, jsonWriter); |
| } |
| out.flush(); |
| } |
| } |
| } |
| } |
| |
| @Parameters(commandDescription = "dump mbean stats") |
| private class CmdDumpMBeans extends CliCommand { |
| @Parameter(names = { "-i", "--indent" }, description = "Indent JSON output", required = false) |
| private boolean indent = false; |
| |
| @Override |
| void run() throws Exception { |
| JsonArray result = getAdmin().brokerStats().getMBeans(); |
| try (Writer out = new OutputStreamWriter(System.out, StandardCharsets.UTF_8); |
| JsonWriter jsonWriter = new JsonWriter(out)) { |
| if (indent) { |
| jsonWriter.setIndent(DEFAULT_INDENTATION); |
| } |
| new Gson().toJson(result, jsonWriter); |
| out.flush(); |
| } |
| } |
| |
| } |
| |
| @Parameters(commandDescription = "dump broker load-report") |
| private class CmdLoadReport extends CliCommand { |
| |
| @Override |
| void run() throws Exception { |
| print(getAdmin().brokerStats().getLoadReport()); |
| } |
| } |
| |
| @Parameters(commandDescription = "dump topics stats") |
| private class CmdTopics extends CliCommand { |
| @Parameter(names = { "-i", "--indent" }, description = "Indent JSON output", required = false) |
| private boolean indent = false; |
| |
| @Override |
| void run() throws Exception { |
| JsonObject result = getAdmin().brokerStats().getTopics(); |
| try (Writer out = new OutputStreamWriter(System.out, StandardCharsets.UTF_8); |
| JsonWriter jsonWriter = new JsonWriter(out)) { |
| if (indent) { |
| jsonWriter.setIndent(DEFAULT_INDENTATION); |
| } |
| new Gson().toJson(result, jsonWriter); |
| out.flush(); |
| } |
| } |
| |
| } |
| |
| @Parameters(commandDescription = "dump allocator stats") |
| private class CmdAllocatorStats extends CliCommand { |
| @Parameter(description = "allocator-name\n", required = true) |
| private List<String> params; |
| |
| @Override |
| void run() throws Exception { |
| AllocatorStats stats = getAdmin().brokerStats().getAllocatorStats(params.get(0)); |
| ObjectMapper mapper = ObjectMapperFactory.create(); |
| ObjectWriter writer = mapper.writerWithDefaultPrettyPrinter(); |
| try (Writer out = new OutputStreamWriter(System.out, StandardCharsets.UTF_8)) { |
| out.write(writer.writeValueAsString(stats)); |
| out.flush(); |
| } |
| } |
| |
| } |
| |
| public CmdBrokerStats(Supplier<PulsarAdmin> admin) { |
| super("broker-stats", admin); |
| jcommander.addCommand("monitoring-metrics", new CmdMonitoringMetrics()); |
| jcommander.addCommand("mbeans", new CmdDumpMBeans()); |
| jcommander.addCommand("topics", new CmdTopics(), "destinations"); |
| jcommander.addCommand("allocator-stats", new CmdAllocatorStats()); |
| jcommander.addCommand("load-report", new CmdLoadReport()); |
| } |
| |
| } |