| // 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 webui |
| |
| import ( |
| "github.com/apache/incubator-pegasus/collector/aggregate" |
| "github.com/kataras/iris/v12" |
| ) |
| |
| var indexPageClusterStats = []string{ |
| "write_bytes", |
| "read_bytes", |
| "write_qps", |
| "read_qps", |
| } |
| |
| func renderIndexClusterCharts(ctx iris.Context) { |
| type perfCounterHTML struct { |
| PerfCounter string |
| Values []float64 |
| } |
| var PerfCounters []*perfCounterHTML |
| |
| snapshots := aggregate.SnapshotClusterStats() |
| for _, s := range indexPageClusterStats { |
| PerfCounters = append(PerfCounters, &perfCounterHTML{ |
| PerfCounter: s, |
| }) |
| p := PerfCounters[len(PerfCounters)-1] |
| for _, snapshot := range snapshots { |
| if v, found := snapshot.Stats[s]; found { |
| p.Values = append(p.Values, v) |
| } |
| } |
| } |
| ctx.ViewData("PerfCounters", PerfCounters) |
| |
| var PerfIDs []string |
| for _, sn := range snapshots { |
| PerfIDs = append(PerfIDs, sn.Timestamp.Format("15:04:00")) |
| } |
| ctx.ViewData("PerfIDs", PerfIDs) |
| } |
| |
| func indexHandler(ctx iris.Context) { |
| renderIndexClusterCharts(ctx) |
| |
| // metaClient := client(viper.GetString("meta_server")) |
| // tables, err := metaClient.ListTables() |
| // if err != nil { |
| // ctx.ResponseWriter().WriteString("Failed to list tables from MetaServer") |
| // ctx.StatusCode(iris.StatusInternalServerError) |
| // return |
| // } |
| // type tableHTMLRow struct { |
| // TableName string |
| // Link string |
| // } |
| // var Tables []tableHTMLRow |
| // for _, tb := range tables { |
| // Tables = append(Tables, tableHTMLRow{TableName: tb.TableName}) |
| // } |
| // ctx.ViewData("Tables", Tables) |
| |
| err := ctx.View("index.html") |
| if err != nil { |
| return |
| } |
| } |