feat: Add support for writing errors to a file

bench_server/main.go

@@ -6,7 +6,6 @@ import (
 	"math/rand"
 	"net/http"
 	"strconv"
-	"time"
 
 	"github.com/valyala/fasthttp"
 )
@@ -15,7 +14,6 @@ var serverPort = flag.Int("p", 8080, "port to use for benchmarks")
 
 func main() {
 	flag.Parse()
-	rand.Seed(time.Now().UnixNano())
 	addr := "localhost:" + strconv.Itoa(*serverPort)
 	log.Println("Starting HTTP server on:", addr)
 	log.Fatalln(fasthttp.ListenAndServe(addr, func(c *fasthttp.RequestCtx) {

charts.go

@@ -164,7 +164,7 @@ func (c *Charts) genViewTemplate(vid, route string) string {
 func (c *Charts) newBasicView(route string) *charts.Line {
 	graph := charts.NewLine()
 	graph.SetGlobalOptions(
-		charts.WithTooltipOpts(opts.Tooltip{Show: true, Trigger: "axis"}),
+		charts.WithTooltipOpts(opts.Tooltip{Show: opts.Bool(true), Trigger: "axis"}),
 		charts.WithXAxisOpts(opts.XAxis{Name: "Time"}),
 		charts.WithInitializationOpts(opts.Initialization{
 			Width:  "700px",
@@ -175,7 +175,7 @@ func (c *Charts) newBasicView(route string) *charts.Line {
 			XAxisIndex: []int{0},
 		}),
 	)
-	graph.SetXAxis([]string{}).SetSeriesOptions(charts.WithLineChartOpts(opts.LineChart{Smooth: true}))
+	graph.SetXAxis([]string{}).SetSeriesOptions(charts.WithLineChartOpts(opts.LineChart{Smooth: opts.Bool(true)}))
 	graph.AddJSFuncs(c.genViewTemplate(graph.ChartID, route))
 	return graph
 }
@@ -184,8 +184,8 @@ func (c *Charts) newLatencyView() components.Charter {
 	graph := c.newBasicView(latencyView)
 	graph.SetGlobalOptions(
 		charts.WithTitleOpts(opts.Title{Title: "Latency"}),
-		charts.WithYAxisOpts(opts.YAxis{Scale: true, AxisLabel: &opts.AxisLabel{Formatter: "{value} ms"}}),
-		charts.WithLegendOpts(opts.Legend{Show: true, Selected: map[string]bool{"Min": false, "Max": false}}),
+		charts.WithYAxisOpts(opts.YAxis{Scale: opts.Bool(true), AxisLabel: &opts.AxisLabel{Formatter: "{value} ms"}}),
+		charts.WithLegendOpts(opts.Legend{Show: opts.Bool(true), Selected: map[string]bool{"Min": false, "Max": false}}),
 	)
 	graph.AddSeries("Min", []opts.LineData{}).
 		AddSeries("Mean", []opts.LineData{}).
@@ -197,7 +197,7 @@ func (c *Charts) newRPSView() components.Charter {
 	graph := c.newBasicView(rpsView)
 	graph.SetGlobalOptions(
 		charts.WithTitleOpts(opts.Title{Title: "Reqs/sec"}),
-		charts.WithYAxisOpts(opts.YAxis{Scale: true}),
+		charts.WithYAxisOpts(opts.YAxis{Scale: opts.Bool(true)}),
 	)
 	graph.AddSeries("RPS", []opts.LineData{})
 	return graph
@@ -207,8 +207,8 @@ func (c *Charts) newCodeView() components.Charter {
 	graph := c.newBasicView(codeView)
 	graph.SetGlobalOptions(
 		charts.WithTitleOpts(opts.Title{Title: "Response Status"}),
-		charts.WithYAxisOpts(opts.YAxis{Scale: true}),
-		charts.WithLegendOpts(opts.Legend{Show: true}),
+		charts.WithYAxisOpts(opts.YAxis{Scale: opts.Bool(true)}),
+		charts.WithLegendOpts(opts.Legend{Show: opts.Bool(true)}),
 	)
 	graph.AddSeries("200", []opts.LineData{})
 	return graph

go.mod

@@ -1,31 +1,32 @@
 module github.com/six-ddc/plow
 
-go 1.18
+go 1.21
+
+toolchain go1.23.0
 
 require (
 	github.com/AdhityaRamadhanus/fasthttpcors v0.0.0-20170121111917-d4c07198763a
 	github.com/beorn7/perks v1.0.1
-	github.com/go-echarts/go-echarts/v2 v2.2.4
-	github.com/mattn/go-isatty v0.0.19
-	github.com/mattn/go-runewidth v0.0.13
-	github.com/valyala/fasthttp v1.44.0
-	go.uber.org/automaxprocs v1.5.1
-	golang.org/x/time v0.0.0-20220411224347-583f2d630306
+	github.com/go-echarts/go-echarts/v2 v2.4.5
+	github.com/mattn/go-isatty v0.0.20
+	github.com/mattn/go-runewidth v0.0.16
+	github.com/valyala/fasthttp v1.57.0
+	go.uber.org/automaxprocs v1.6.0
+	golang.org/x/time v0.8.0
 	gopkg.in/alecthomas/kingpin.v3-unstable v3.0.0-20191105091915-95d230a53780
 )
 
 require (
-	github.com/BurntSushi/toml v0.3.1 // indirect
-	github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15 // indirect
-	github.com/andybalholm/brotli v1.0.4 // indirect
-	github.com/klauspost/compress v1.15.9 // indirect
-	github.com/nicksnyder/go-i18n v1.10.1 // indirect
-	github.com/pelletier/go-toml v1.2.0 // indirect
-	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/alecthomas/units v0.0.0-20240927000941-0f3dac36c52b // indirect
+	github.com/andybalholm/brotli v1.1.1 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
+	github.com/nicksnyder/go-i18n v1.10.3 // indirect
+	github.com/pelletier/go-toml v1.9.5 // indirect
+	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	golang.org/x/net v0.0.0-20220906165146-f3363e06e74c // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.3.7 // indirect
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
+	golang.org/x/net v0.31.0 // indirect
+	golang.org/x/sys v0.27.0 // indirect
+	golang.org/x/text v0.20.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 )

go.sum

@@ -1,76 +1,73 @@
 github.com/AdhityaRamadhanus/fasthttpcors v0.0.0-20170121111917-d4c07198763a h1:XVdatQFSP2YhJGjqLLIfW8QBk4loz/SCe/PxkXDiW+s=
 github.com/AdhityaRamadhanus/fasthttpcors v0.0.0-20170121111917-d4c07198763a/go.mod h1:C0A1KeiVHs+trY6gUTPhhGammbrZ30ZfXRW/nuT7HLw=
-github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15 h1:AUNCr9CiJuwrRYS3XieqF+Z9B9gNxo/eANAJCF2eiN4=
-github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE=
-github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
-github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/alecthomas/units v0.0.0-20240927000941-0f3dac36c52b h1:mimo19zliBX/vSQ6PWWSL9lK8qwHozUj03+zLoEB8O0=
+github.com/alecthomas/units v0.0.0-20240927000941-0f3dac36c52b/go.mod h1:fvzegU4vN3H1qMT+8wDmzjAcDONcgo2/SZ/TyfdUOFs=
+github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7XdTA=
+github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-echarts/go-echarts/v2 v2.2.4 h1:SKJpdyNIyD65XjbUZjzg6SwccTNXEgmh+PlaO23g2H0=
-github.com/go-echarts/go-echarts/v2 v2.2.4/go.mod h1:6TOomEztzGDVDkOSCFBq3ed7xOYfbOqhaBzD0YV771A=
-github.com/klauspost/compress v1.15.9 h1:wKRjX6JRtDdrE9qwa4b/Cip7ACOshUI4smpCQanqjSY=
-github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
-github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
-github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
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+github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc=
+github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0=
+github.com/kr/pretty v0.2.1 h1:Fmg33tUaq4/8ym9TJN1x7sLJnHVwhP33CNkpYV/7rwI=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
-github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
-github.com/mattn/go-runewidth v0.0.13 h1:lTGmDsbAYt5DmK6OnoV7EuIF1wEIFAcxld6ypU4OSgU=
-github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
-github.com/nicksnyder/go-i18n v1.10.1 h1:isfg77E/aCD7+0lD/D00ebR2MV5vgeQ276WYyDaCRQc=
-github.com/nicksnyder/go-i18n v1.10.1/go.mod h1:e4Di5xjP9oTVrC6y3C7C0HoSYXjSbhh/dU0eUV32nB4=
-github.com/pelletier/go-toml v1.2.0 h1:T5zMGML61Wp+FlcbWjRDT7yAxhJNAiPPLOFECq181zc=
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-golang.org/x/net v0.0.0-20220906165146-f3363e06e74c h1:yKufUcDwucU5urd+50/Opbt4AYpqthk7wHpHok8f1lo=
-golang.org/x/net v0.0.0-20220906165146-f3363e06e74c/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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-golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
-golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/time v0.0.0-20220411224347-583f2d630306 h1:+gHMid33q6pen7kv9xvT+JRinntgeXO2AeZVd0AWD3w=
-golang.org/x/time v0.0.0-20220411224347-583f2d630306/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/sys v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s=
+golang.org/x/sys v0.27.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.20.0 h1:gK/Kv2otX8gz+wn7Rmb3vT96ZwuoxnQlY+HlJVj7Qug=
+golang.org/x/text v0.20.0/go.mod h1:D4IsuqiFMhST5bX19pQ9ikHC2GsaKyk/oF+pn3ducp4=
+golang.org/x/time v0.8.0 h1:9i3RxcPv3PZnitoVGMPDKZSq1xW1gK1Xy3ArNOGZfEg=
+golang.org/x/time v0.8.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 gopkg.in/alecthomas/kingpin.v3-unstable v3.0.0-20191105091915-95d230a53780 h1:CEBpW6C191eozfEuWdUmIAHn7lwlLxJ7HVdr2e2Tsrw=
 gopkg.in/alecthomas/kingpin.v3-unstable v3.0.0-20191105091915-95d230a53780/go.mod h1:3HH7i1SgMqlzxCcBmUHW657sD4Kvv9sC3HpL3YukzwA=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"io"
 	"net"
 	"net/http"
 	_ "net/http/pprof"
@@ -47,6 +48,7 @@ var (
 
 	autoOpenBrowser = kingpin.Flag("auto-open-browser", "Specify whether auto open browser to show web charts").Bool()
 	clean           = kingpin.Flag("clean", "Clean the histogram bar once its finished. Default is true").Default("true").NegatableBool()
+	outputErrors    = kingpin.Flag("output-errors", "Output errors to file").String()
 	summary         = kingpin.Flag("summary", "Only print the summary without realtime reports").Default("false").Bool()
 	pprofAddr       = kingpin.Flag("pprof", "Enable pprof at special address").Hidden().String()
 	url             = kingpin.Arg("url", "Request url").Required().String()
@@ -226,6 +228,15 @@ func main() {
 		}
 	}
 
+	errWriter := io.Discard
+	if *outputErrors != "" {
+		errWriter, err = os.Create(*outputErrors)
+		if err != nil {
+			errAndExit(err.Error())
+			return
+		}
+	}
+
 	clientOpt := ClientOpt{
 		url:       *url,
 		method:    *method,
@@ -248,7 +259,7 @@ func main() {
 		host:        *host,
 	}
 
-	requester, err := NewRequester(*concurrency, *requests, *duration, reqRate.Limit(), &clientOpt)
+	requester, err := NewRequester(*concurrency, *requests, *duration, reqRate.Limit(), errWriter, &clientOpt)
 	if err != nil {
 		errAndExit(err.Error())
 		return

print.go

@@ -4,15 +4,16 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"github.com/mattn/go-isatty"
-	"github.com/mattn/go-runewidth"
 	"math"
 	"os"
 	"regexp"
 	"sort"
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/mattn/go-isatty"
+	"github.com/mattn/go-runewidth"
 )
 
 var (
@@ -192,7 +193,7 @@ func formatFloat64(f float64) string {
 	return strconv.FormatFloat(f, 'f', -1, 64)
 }
 
-func (p *Printer) formatJSONReports(writer *bytes.Buffer, snapshot *SnapshotReport, isFinal bool, useSeconds bool) {
+func (p *Printer) formatJSONReports(writer *bytes.Buffer, snapshot *SnapshotReport, _ bool, useSeconds bool) {
 	indent := 0
 	writer.WriteString("{\n")
 	indent++

report.go

@@ -1,11 +1,12 @@
 package main
 
 import (
-	"github.com/beorn7/perks/histogram"
-	"github.com/beorn7/perks/quantile"
 	"math"
 	"sync"
 	"time"
+
+	"github.com/beorn7/perks/histogram"
+	"github.com/beorn7/perks/quantile"
 )
 
 var quantiles = []float64{0.50, 0.75, 0.90, 0.95, 0.99, 0.999, 0.9999}