| /* |
| * 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.htrace.viewer; |
| |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.net.URI; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.util.Tool; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| |
| import org.eclipse.jetty.server.Server; |
| import org.eclipse.jetty.servlet.DefaultServlet; |
| import org.eclipse.jetty.servlet.ServletContextHandler; |
| import org.eclipse.jetty.servlet.ServletHolder; |
| |
| public class HBaseSpanViewerServer implements Tool { |
| private static final Log LOG = LogFactory.getLog(HBaseSpanViewerServer.class); |
| public static final String HTRACE_VIEWER_HTTP_ADDRESS_KEY = "htrace.viewer.http.address"; |
| public static final String HTRACE_VIEWER_HTTP_ADDRESS_DEFAULT = "0.0.0.0:16900"; |
| private Configuration conf; |
| private Server server; |
| |
| @Override |
| public void setConf(Configuration conf) { |
| this.conf = conf; |
| } |
| |
| @Override |
| public Configuration getConf() { |
| return this.conf; |
| } |
| |
| public void stop() throws Exception { |
| if (server != null) { |
| server.stop(); |
| } |
| } |
| |
| public int run(String[] args) throws Exception { |
| URI uri = new URI("http://" + conf.get(HTRACE_VIEWER_HTTP_ADDRESS_KEY, |
| HTRACE_VIEWER_HTTP_ADDRESS_DEFAULT)); |
| InetSocketAddress addr = new InetSocketAddress(uri.getHost(), uri.getPort()); |
| server = new Server(addr); |
| ServletContextHandler root = |
| new ServletContextHandler(server, "/", ServletContextHandler.SESSIONS); |
| server.setHandler(root); |
| |
| String resourceBase = server.getClass() |
| .getClassLoader() |
| .getResource("webapps/htrace") |
| .toExternalForm(); |
| root.setResourceBase(resourceBase); |
| root.setWelcomeFiles(new String[]{"index.html"}); |
| root.addServlet(new ServletHolder(new DefaultServlet()), |
| "/"); |
| root.addServlet(new ServletHolder(new HBaseSpanViewerTracesServlet(conf)), |
| "/gettraces"); |
| root.addServlet(new ServletHolder(new HBaseSpanViewerSpansServlet(conf)), |
| "/getspans/*"); |
| |
| server.start(); |
| server.join(); |
| return 0; |
| } |
| |
| /** |
| * @throws IOException |
| */ |
| public static void main(String[] args) throws Exception { |
| ToolRunner.run(HBaseConfiguration.create(), new HBaseSpanViewerServer(), args); |
| } |
| } |