| /* |
| * 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; |
| |
| import org.apache.hudi.config.HoodieWriteConfig; |
| |
| import com.codahale.metrics.MetricFilter; |
| import com.codahale.metrics.MetricRegistry; |
| import com.codahale.metrics.graphite.Graphite; |
| import com.codahale.metrics.graphite.GraphiteReporter; |
| import org.apache.log4j.LogManager; |
| import org.apache.log4j.Logger; |
| |
| import java.io.Closeable; |
| import java.net.InetSocketAddress; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Implementation of Graphite reporter, which connects to the Graphite server, and send metrics to that server. |
| */ |
| public class MetricsGraphiteReporter extends MetricsReporter { |
| |
| private static final Logger LOG = LogManager.getLogger(MetricsGraphiteReporter.class); |
| private final MetricRegistry registry; |
| private final GraphiteReporter graphiteReporter; |
| private final HoodieWriteConfig config; |
| private String serverHost; |
| private int serverPort; |
| |
| public MetricsGraphiteReporter(HoodieWriteConfig config, MetricRegistry registry) { |
| this.registry = registry; |
| this.config = config; |
| |
| // Check the serverHost and serverPort here |
| this.serverHost = config.getGraphiteServerHost(); |
| this.serverPort = config.getGraphiteServerPort(); |
| if (serverHost == null || serverPort == 0) { |
| throw new RuntimeException(String.format("Graphite cannot be initialized with serverHost[%s] and serverPort[%s].", |
| serverHost, serverPort)); |
| } |
| |
| this.graphiteReporter = createGraphiteReport(); |
| } |
| |
| @Override |
| public void start() { |
| if (graphiteReporter != null) { |
| graphiteReporter.start(30, TimeUnit.SECONDS); |
| } else { |
| LOG.error("Cannot start as the graphiteReporter is null."); |
| } |
| } |
| |
| @Override |
| public void report() { |
| if (graphiteReporter != null) { |
| graphiteReporter.report(); |
| } else { |
| LOG.error("Cannot report metrics as the graphiteReporter is null."); |
| } |
| } |
| |
| @Override |
| public Closeable getReporter() { |
| return graphiteReporter; |
| } |
| |
| private GraphiteReporter createGraphiteReport() { |
| Graphite graphite = new Graphite(new InetSocketAddress(serverHost, serverPort)); |
| String reporterPrefix = config.getGraphiteMetricPrefix(); |
| return GraphiteReporter.forRegistry(registry).prefixedWith(reporterPrefix).convertRatesTo(TimeUnit.SECONDS) |
| .convertDurationsTo(TimeUnit.MILLISECONDS).filter(MetricFilter.ALL).build(graphite); |
| } |
| |
| @Override |
| public void stop() { |
| if (graphiteReporter != null) { |
| graphiteReporter.stop(); |
| } |
| } |
| } |