| /** |
| * 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 com.alibaba.jstorm.ui.api; |
| |
| import backtype.storm.generated.*; |
| import backtype.storm.utils.NimbusClient; |
| import com.alibaba.jstorm.metric.JStormMetrics; |
| import com.alibaba.jstorm.metric.MetaType; |
| import com.alibaba.jstorm.ui.model.graph.ChartSeries; |
| import com.alibaba.jstorm.ui.utils.NimbusClientManager; |
| import com.alibaba.jstorm.ui.utils.UIDef; |
| import com.alibaba.jstorm.ui.utils.UIUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.web.bind.annotation.PathVariable; |
| import org.springframework.web.bind.annotation.RequestMapping; |
| import org.springframework.web.bind.annotation.RequestParam; |
| import org.springframework.web.bind.annotation.RestController; |
| |
| import java.util.List; |
| |
| /** |
| * @author Jark (wuchong.wc@alibaba-inc.com) |
| */ |
| @RestController |
| @RequestMapping(UIDef.API_V1 + "/cluster/{clusterName}") |
| public class ClusterAPIController { |
| private final static Logger LOG = LoggerFactory.getLogger(ClusterAPIController.class); |
| |
| @RequestMapping("/summary/metrics") |
| public List<ChartSeries> summaryMetrics(@PathVariable String clusterName, |
| @RequestParam(value = "win", required = false) String win) { |
| int window = UIUtils.parseWindow(win); |
| NimbusClient client = null; |
| try { |
| client = NimbusClientManager.getNimbusClient(clusterName); |
| List<MetricInfo> infos = client.getClient().getMetrics(JStormMetrics.CLUSTER_METRIC_KEY, |
| MetaType.TOPOLOGY.getT()); |
| return UIUtils.getChartSeries(infos, window); |
| } catch (Exception e) { |
| NimbusClientManager.removeClient(clusterName); |
| LOG.error(e.getMessage(), e); |
| } |
| return null; |
| } |
| } |