001/* 002 * (C) Copyright 2020 Nuxeo (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * bdelbosc 018 */ 019package org.nuxeo.runtime.metrics.reporter; 020 021import java.util.Set; 022 023import org.apache.logging.log4j.LogManager; 024import org.apache.logging.log4j.Logger; 025import org.nuxeo.common.utils.DurationUtils; 026import org.nuxeo.runtime.metrics.AbstractMetricsReporter; 027 028import io.dropwizard.metrics5.MetricAttribute; 029import io.dropwizard.metrics5.MetricFilter; 030import io.dropwizard.metrics5.MetricRegistry; 031import io.opencensus.common.Duration; 032import io.opencensus.exporter.trace.jaeger.JaegerExporterConfiguration; 033import io.opencensus.exporter.trace.jaeger.JaegerTraceExporter; 034 035/** 036 * Reports traces to Jaeger. 037 * 038 * @since 11.1 039 */ 040public class JaegerReporter extends AbstractMetricsReporter { 041 042 private static final Logger log = LogManager.getLogger(JaegerReporter.class); 043 044 protected boolean activated; 045 046 @Override 047 public void start(MetricRegistry registry, MetricFilter filter, Set<MetricAttribute> deniedExpansions) { 048 log.warn("Creating Jaeger reporter"); 049 String url = options.get(URL_OPTION); 050 Duration timeout = Duration.create( 051 DurationUtils.parsePositive(options.get(TIMEOUT_OPTION), DEFAULT_TIMEOUT).getSeconds(), 0); 052 String service = options.getOrDefault(SERVICE_OPTION, DEFAULT_SERVICE); 053 JaegerExporterConfiguration configuration = JaegerExporterConfiguration.builder() 054 .setServiceName(service) 055 .setThriftEndpoint(url) 056 .setDeadline(timeout) 057 .build(); 058 JaegerTraceExporter.createAndRegister(configuration); 059 activated = true; 060 enableTracing(); 061 } 062 063 @Override 064 public void stop() { 065 log.debug("Stop reporting"); 066 if (activated) { 067 JaegerTraceExporter.unregister(); 068 activated = false; 069 } 070 } 071}