mirror of
https://github.com/golang/go
synced 2024-11-05 19:46:11 -07:00
9bb1e09cc4
This CL moves code from code.google.com/p/dvyukov-go-perf-dashboard, which was previously reviewed. LGTM=adg R=adg CC=golang-codereviews https://golang.org/cl/97250044
129 lines
3.1 KiB
Go
129 lines
3.1 KiB
Go
// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"bytes"
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"encoding/json"
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"encoding/xml"
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"flag"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/url"
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"os"
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"os/exec"
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"strings"
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)
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var (
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builder = flag.String("builder", "", "builder name")
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key = flag.String("key", "", "builder key")
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gopath = flag.String("gopath", "", "path to go repo")
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dashboard = flag.String("dashboard", "build.golang.org", "Go Dashboard Host")
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batch = flag.Int("batch", 100, "upload batch size")
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)
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// Do not benchmark beyond this commit.
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// There is little sense in benchmarking till first commit,
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// and the benchmark won't build anyway.
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const Go1Commit = "0051c7442fed" // test/bench/shootout: update timing.log to Go 1.
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// HgLog represents a single Mercurial revision.
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type HgLog struct {
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Hash string
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Branch string
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Files string
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}
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func main() {
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flag.Parse()
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logs := hgLog()
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var hashes []string
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ngo1 := 0
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for i := range logs {
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if strings.HasPrefix(logs[i].Hash, Go1Commit) {
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break
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}
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if needsBenchmarking(&logs[i]) {
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hashes = append(hashes, logs[i].Hash)
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}
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ngo1++
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}
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fmt.Printf("found %v commits, %v after Go1, %v need benchmarking\n", len(logs), ngo1, len(hashes))
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for i := 0; i < len(hashes); i += *batch {
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j := i + *batch
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if j > len(hashes) {
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j = len(hashes)
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}
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fmt.Printf("sending %v-%v... ", i, j)
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res := postCommits(hashes[i:j])
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fmt.Printf("%s\n", res)
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}
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}
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func hgLog() []HgLog {
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var out bytes.Buffer
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cmd := exec.Command("hg", "log", "--encoding=utf-8", "--template", xmlLogTemplate)
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cmd.Dir = *gopath
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cmd.Stdout = &out
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cmd.Stderr = os.Stderr
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err := cmd.Run()
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if err != nil {
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fmt.Printf("failed to execute 'hg log': %v\n", err)
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os.Exit(1)
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}
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var top struct{ Log []HgLog }
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err = xml.Unmarshal([]byte("<Top>"+out.String()+"</Top>"), &top)
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if err != nil {
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fmt.Printf("failed to parse log: %v\n", err)
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os.Exit(1)
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}
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return top.Log
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}
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func needsBenchmarking(log *HgLog) bool {
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if log.Branch != "" {
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return false
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}
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for _, f := range strings.Split(log.Files, " ") {
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if (strings.HasPrefix(f, "include") || strings.HasPrefix(f, "src")) &&
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!strings.HasSuffix(f, "_test.go") && !strings.Contains(f, "testdata") {
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return true
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}
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}
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return false
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}
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func postCommits(hashes []string) string {
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args := url.Values{"builder": {*builder}, "key": {*key}}
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cmd := fmt.Sprintf("http://%v/updatebenchmark?%v", *dashboard, args.Encode())
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b, err := json.Marshal(hashes)
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if err != nil {
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return fmt.Sprintf("failed to encode request: %v\n", err)
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}
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r, err := http.Post(cmd, "text/json", bytes.NewReader(b))
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if err != nil {
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return fmt.Sprintf("failed to send http request: %v\n", err)
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}
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defer r.Body.Close()
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if r.StatusCode != http.StatusOK {
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return fmt.Sprintf("http request failed: %v\n", r.Status)
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}
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resp, err := ioutil.ReadAll(r.Body)
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if err != nil {
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return fmt.Sprintf("failed to read http response: %v\n", err)
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}
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return string(resp)
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}
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const xmlLogTemplate = `
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<Log>
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<Hash>{node|escape}</Hash>
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<Branch>{branches}</Branch>
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<Files>{files}</Files>
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</Log>
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`
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