| /* |
| * 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.hudi.metrics.datadog; |
| |
| import org.apache.hudi.common.util.Option; |
| import org.apache.hudi.common.util.StringUtils; |
| import org.apache.hudi.common.util.ValidationUtils; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| import org.apache.hudi.metrics.MetricsReporter; |
| import org.apache.hudi.metrics.datadog.DatadogHttpClient.ApiSite; |
| |
| import com.codahale.metrics.MetricFilter; |
| import com.codahale.metrics.MetricRegistry; |
| |
| import java.io.Closeable; |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Hudi Datadog metrics reporter. |
| * <p> |
| * Responsible for reading Hoodie metrics configurations and hooking up with {@link org.apache.hudi.metrics.Metrics}. |
| * <p> |
| * Internally delegate reporting tasks to {@link DatadogReporter}. |
| */ |
| public class DatadogMetricsReporter extends MetricsReporter { |
| |
| private final DatadogReporter reporter; |
| private final int reportPeriodSeconds; |
| |
| public DatadogMetricsReporter(HoodieWriteConfig config, MetricRegistry registry) { |
| reportPeriodSeconds = config.getDatadogReportPeriodSeconds(); |
| ApiSite apiSite = config.getDatadogApiSite(); |
| String apiKey = config.getDatadogApiKey(); |
| ValidationUtils.checkState(!StringUtils.isNullOrEmpty(apiKey), |
| "Datadog cannot be initialized: API key is null or empty."); |
| boolean skipValidation = config.getDatadogApiKeySkipValidation(); |
| int timeoutSeconds = config.getDatadogApiTimeoutSeconds(); |
| String prefix = config.getDatadogMetricPrefix(); |
| ValidationUtils.checkState(!StringUtils.isNullOrEmpty(prefix), |
| "Datadog cannot be initialized: Metric prefix is null or empty."); |
| Option<String> host = Option.ofNullable(config.getDatadogMetricHost()); |
| List<String> tagList = config.getDatadogMetricTags(); |
| Option<List<String>> tags = tagList.isEmpty() ? Option.empty() : Option.of(tagList); |
| |
| reporter = new DatadogReporter( |
| registry, |
| new DatadogHttpClient(apiSite, apiKey, skipValidation, timeoutSeconds), |
| prefix, |
| host, |
| tags, |
| MetricFilter.ALL, |
| TimeUnit.SECONDS, |
| TimeUnit.SECONDS |
| ); |
| } |
| |
| @Override |
| public void start() { |
| reporter.start(reportPeriodSeconds, TimeUnit.SECONDS); |
| } |
| |
| @Override |
| public void report() { |
| reporter.report(); |
| } |
| |
| @Override |
| public Closeable getReporter() { |
| return reporter; |
| } |
| |
| @Override |
| public void stop() { |
| reporter.stop(); |
| } |
| } |