suddendust commented on code in PR #14155: URL: https://github.com/apache/pinot/pull/14155#discussion_r1810271045
########## pinot-common/src/test/java/org/apache/pinot/common/metrics/PinotPrometheusMetricsTest.java: ########## @@ -0,0 +1,493 @@ +/** + * 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.pinot.common.metrics; + +import com.fasterxml.jackson.databind.JsonNode; +import com.google.common.base.Objects; +import com.google.common.io.Resources; +import io.prometheus.jmx.JmxCollector; +import io.prometheus.jmx.common.http.HTTPServerFactory; +import io.prometheus.jmx.shaded.io.prometheus.client.CollectorRegistry; +import io.prometheus.jmx.shaded.io.prometheus.client.exporter.HTTPServer; +import io.prometheus.jmx.shaded.io.prometheus.client.hotspot.DefaultExports; +import java.io.BufferedReader; +import java.io.File; +import java.io.IOException; +import java.io.StringReader; +import java.net.InetSocketAddress; +import java.net.URL; +import java.nio.charset.StandardCharsets; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.LinkedHashMap; +import java.util.List; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import java.util.stream.Collectors; +import org.apache.commons.lang3.StringUtils; +import org.apache.pinot.common.utils.SimpleHttpResponse; +import org.apache.pinot.common.utils.http.HttpClient; +import org.apache.pinot.plugin.metrics.dropwizard.DropwizardMetricsFactory; +import org.apache.pinot.plugin.metrics.yammer.YammerMetricsFactory; +import org.apache.pinot.spi.annotations.metrics.PinotMetricsFactory; +import org.apache.pinot.spi.config.table.TableType; +import org.apache.pinot.spi.env.PinotConfiguration; +import org.apache.pinot.spi.metrics.PinotMetricUtils; +import org.apache.pinot.spi.utils.JsonUtils; +import org.apache.pinot.spi.utils.builder.TableNameBuilder; +import org.testng.Assert; +import org.testng.annotations.BeforeClass; + +import static org.apache.pinot.common.metrics.PinotPrometheusMetricsTest.ExportedLabelKeys.*; +import static org.apache.pinot.common.metrics.PinotPrometheusMetricsTest.ExportedLabelValues.*; +import static org.apache.pinot.spi.utils.CommonConstants.CONFIG_OF_METRICS_FACTORY_CLASS_NAME; + + +public abstract class PinotPrometheusMetricsTest { + + protected static final String TABLE_NAME_WITH_TYPE = + TableNameBuilder.forType(TableType.REALTIME).tableNameWithType(ExportedLabelValues.TABLENAME); + protected static final String KAFKA_TOPIC = "myTopic"; + protected static final String PARTITION_GROUP_ID = "partitionGroupId"; + protected static final String CLIENT_ID = + String.format("%s-%s-%s", TABLE_NAME_WITH_TYPE, KAFKA_TOPIC, PARTITION_GROUP_ID); + + protected PinotMetricsFactory _pinotMetricsFactory; + + protected HttpClient _httpClient; + + //config keys + private static final String CONFIG_KEY_JMX_EXPORTER_PARENT_DIR = "jmxExporterConfigsParentDir"; + private static final String CONFIG_KEY_PINOT_METRICS_FACTORY = "pinotMetricsFactory"; + private static final String CONFIG_KEY_CONTROLLER_CONFIG_FILE_NAME = "controllerConfigFileName"; + private static final String CONFIG_KEY_SERVER_CONFIG_FILE_NAME = "serverConfigFileName"; + private static final String CONFIG_KEY_BROKER_CONFIG_FILE_NAME = "brokerConfigFileName"; + private static final String CONFIG_KEY_MINION_CONFIG_FILE_NAME = "minionConfigFileName"; + + //each meter defined in code is exported with these measurements + private static final List<String> METER_TYPES = + List.of("Count", "FiveMinuteRate", "MeanRate", "OneMinuteRate", "FifteenMinuteRate"); + + //each timer defined in code is exported with these measurements + private static final List<String> TIMER_TYPES = + List.of("Count", "FiveMinuteRate", "Max", "999thPercentile", "95thPercentile", "75thPercentile", "98thPercentile", + "OneMinuteRate", "50thPercentile", "99thPercentile", "FifteenMinuteRate", "Mean", "StdDev", "MeanRate", + "Min"); + + //each gauge defined in code is exported with these measurements + private static final List<String> GAUGE_TYPES = List.of("Value"); + + private String _exporterConfigsParentDir; + + private final Map<PinotComponent, String> _pinotComponentToConfigFileMap = new HashMap<>(); + + @BeforeClass + public void setupTest() + throws Exception { + //read test configuration + JsonNode jsonNode = JsonUtils.DEFAULT_READER.readTree(loadResourceAsString("metrics/testConfig.json")); + _exporterConfigsParentDir = jsonNode.get(CONFIG_KEY_JMX_EXPORTER_PARENT_DIR).textValue(); + _pinotComponentToConfigFileMap.put(PinotComponent.CONTROLLER, + jsonNode.get(CONFIG_KEY_CONTROLLER_CONFIG_FILE_NAME).textValue()); + _pinotComponentToConfigFileMap.put(PinotComponent.SERVER, + jsonNode.get(CONFIG_KEY_SERVER_CONFIG_FILE_NAME).textValue()); + _pinotComponentToConfigFileMap.put(PinotComponent.BROKER, + jsonNode.get(CONFIG_KEY_BROKER_CONFIG_FILE_NAME).textValue()); + _pinotComponentToConfigFileMap.put(PinotComponent.MINION, + jsonNode.get(CONFIG_KEY_MINION_CONFIG_FILE_NAME).textValue()); + + String pinotMetricsFactory = jsonNode.get(CONFIG_KEY_PINOT_METRICS_FACTORY).textValue(); + switch (pinotMetricsFactory) { + case "YammerMetricsFactory": + _pinotMetricsFactory = new YammerMetricsFactory(); + break; + case "DropwizardMetricsFactory": + _pinotMetricsFactory = new DropwizardMetricsFactory(); + break; + default: + throw new IllegalArgumentException("Unknow metrics factory specified in test config: " + pinotMetricsFactory + + ", supported ones are: YammerMetricsFactory and DropwizardMetricsFactory"); + } Review Comment: Thanks for the detailed comment, have restructured the code as discussed. -- This is an automated message from the Apache Git Service. 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