| /** |
| * 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 |
| * <p/> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p/> |
| * 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.storm.metrics2.reporters; |
| |
| import com.codahale.metrics.MetricRegistry; |
| import com.codahale.metrics.graphite.Graphite; |
| import com.codahale.metrics.graphite.GraphiteReporter; |
| import com.codahale.metrics.graphite.GraphiteSender; |
| import com.codahale.metrics.graphite.GraphiteUDP; |
| import java.util.Map; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.storm.daemon.metrics.ClientMetricsUtils; |
| import org.apache.storm.metrics2.filters.StormMetricsFilter; |
| import org.apache.storm.utils.ObjectReader; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class GraphiteStormReporter extends ScheduledStormReporter { |
| public static final String GRAPHITE_PREFIXED_WITH = "graphite.prefixed.with"; |
| public static final String GRAPHITE_HOST = "graphite.host"; |
| public static final String GRAPHITE_PORT = "graphite.port"; |
| public static final String GRAPHITE_TRANSPORT = "graphite.transport"; |
| private static final Logger LOG = LoggerFactory.getLogger(GraphiteStormReporter.class); |
| |
| private static String getMetricsPrefixedWith(Map reporterConf) { |
| return ObjectReader.getString(reporterConf.get(GRAPHITE_PREFIXED_WITH), null); |
| } |
| |
| private static String getMetricsTargetHost(Map reporterConf) { |
| return ObjectReader.getString(reporterConf.get(GRAPHITE_HOST), null); |
| } |
| |
| private static Integer getMetricsTargetPort(Map reporterConf) { |
| return ObjectReader.getInt(reporterConf.get(GRAPHITE_PORT), null); |
| } |
| |
| private static String getMetricsTargetTransport(Map reporterConf) { |
| return ObjectReader.getString(reporterConf.get(GRAPHITE_TRANSPORT), "tcp"); |
| } |
| |
| @Override |
| public void prepare(MetricRegistry metricsRegistry, Map stormConf, Map reporterConf) { |
| LOG.debug("Preparing..."); |
| GraphiteReporter.Builder builder = GraphiteReporter.forRegistry(metricsRegistry); |
| |
| TimeUnit durationUnit = ClientMetricsUtils.getMetricsDurationUnit(reporterConf); |
| if (durationUnit != null) { |
| builder.convertDurationsTo(durationUnit); |
| } |
| |
| TimeUnit rateUnit = ClientMetricsUtils.getMetricsRateUnit(reporterConf); |
| if (rateUnit != null) { |
| builder.convertRatesTo(rateUnit); |
| } |
| |
| StormMetricsFilter filter = getMetricsFilter(reporterConf); |
| if (filter != null) { |
| builder.filter(filter); |
| } |
| String prefix = getMetricsPrefixedWith(reporterConf); |
| if (prefix != null) { |
| builder.prefixedWith(prefix); |
| } |
| |
| //defaults to 10 |
| reportingPeriod = getReportPeriod(reporterConf); |
| |
| //defaults to seconds |
| reportingPeriodUnit = getReportPeriodUnit(reporterConf); |
| |
| // Not exposed: |
| // * withClock(Clock) |
| |
| String host = getMetricsTargetHost(reporterConf); |
| Integer port = getMetricsTargetPort(reporterConf); |
| String transport = getMetricsTargetTransport(reporterConf); |
| GraphiteSender sender = null; |
| if (transport.equalsIgnoreCase("udp")) { |
| sender = new GraphiteUDP(host, port); |
| } else { |
| sender = new Graphite(host, port); |
| } |
| reporter = builder.build(sender); |
| } |
| } |