mirror of https://github.com/etcd-io/dbtester.git
128 lines
3.1 KiB
Go
128 lines
3.1 KiB
Go
// Copyright 2017 CoreOS, Inc.
|
|
//
|
|
// Licensed 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 analyze
|
|
|
|
import (
|
|
"fmt"
|
|
"image/color"
|
|
"strings"
|
|
|
|
"github.com/gonum/plot"
|
|
"github.com/gonum/plot/plotter"
|
|
"github.com/gonum/plot/plotutil"
|
|
"github.com/gonum/plot/vg"
|
|
"github.com/gyuho/dataframe"
|
|
)
|
|
|
|
var (
|
|
plotWidth = 12 * vg.Inch
|
|
plotHeight = 8 * vg.Inch
|
|
)
|
|
|
|
func init() {
|
|
plot.DefaultFont = "Helvetica"
|
|
plotter.DefaultLineStyle.Width = vg.Points(1.5)
|
|
plotter.DefaultGlyphStyle.Radius = vg.Points(2.0)
|
|
}
|
|
|
|
// PlotConfig defines what to plot.
|
|
type PlotConfig struct {
|
|
Column string `yaml:"column"`
|
|
XAxis string `yaml:"x_axis"`
|
|
YAxis string `yaml:"y_axis"`
|
|
OutputPathList []string `yaml:"output_path_list"`
|
|
}
|
|
|
|
func (all *allAggregatedData) draw(cfg PlotConfig, cols ...dataframe.Column) error {
|
|
// frame now contains
|
|
// AVG-LATENCY-MS-etcd-v3.1-go1.7.4, AVG-LATENCY-MS-zookeeper-r3.4.9-java8, AVG-LATENCY-MS-consul-v0.7.2-go1.7.4
|
|
pl, err := plot.New()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
pl.Title.Text = fmt.Sprintf("%s, %s", all.title, cfg.YAxis)
|
|
pl.X.Label.Text = cfg.XAxis
|
|
pl.Y.Label.Text = cfg.YAxis
|
|
pl.Legend.Top = true
|
|
|
|
var ps []plot.Plotter
|
|
for i, col := range cols {
|
|
pt, err := points(col)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
l, err := plotter.NewLine(pt)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
l.Color = getRGB(all.headerToLegend[col.Header()], i)
|
|
l.Dashes = plotutil.Dashes(i)
|
|
ps = append(ps, l)
|
|
|
|
pl.Legend.Add(all.headerToLegend[col.Header()], l)
|
|
}
|
|
pl.Add(ps...)
|
|
|
|
for _, outputPath := range cfg.OutputPathList {
|
|
if err = pl.Save(plotWidth, plotHeight, outputPath); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func points(col dataframe.Column) (plotter.XYs, error) {
|
|
bv, ok := col.BackNonNil()
|
|
if !ok {
|
|
return nil, fmt.Errorf("BackNonNil not found")
|
|
}
|
|
rowN, ok := col.FindLast(bv)
|
|
if !ok {
|
|
return nil, fmt.Errorf("not found %v", bv)
|
|
}
|
|
pts := make(plotter.XYs, rowN)
|
|
for i := range pts {
|
|
v, err := col.Value(i)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
n, _ := v.Number()
|
|
pts[i].X = float64(i)
|
|
pts[i].Y = n
|
|
}
|
|
return pts, nil
|
|
}
|
|
|
|
func getRGB(legend string, i int) color.Color {
|
|
legend = strings.ToLower(strings.TrimSpace(legend))
|
|
if strings.HasPrefix(legend, "etcd") {
|
|
return color.RGBA{24, 90, 169, 255} // blue
|
|
}
|
|
if strings.HasPrefix(legend, "zookeeper") {
|
|
return color.RGBA{38, 169, 24, 255} // green
|
|
}
|
|
if strings.HasPrefix(legend, "consul") {
|
|
return color.RGBA{198, 53, 53, 255} // red
|
|
}
|
|
if strings.HasPrefix(legend, "zetcd") {
|
|
return color.RGBA{251, 206, 0, 255} // yellow
|
|
}
|
|
if strings.HasPrefix(legend, "cetcd") {
|
|
return color.RGBA{116, 24, 169, 255} // purple
|
|
}
|
|
return plotutil.Color(i)
|
|
}
|