104 lines
2.7 KiB
Go
104 lines
2.7 KiB
Go
// Copyright (C) 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Program to benchmark Gerrit. Creates pending changes in a loop,
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// which tests performance of BatchRefUpdate and Lucene indexing
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package main
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import (
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"bytes"
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"encoding/base64"
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"flag"
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"fmt"
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"io"
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"log"
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"net/http"
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"net/url"
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"os"
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"sort"
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"time"
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)
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func main() {
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user := flag.String("user", "admin", "username for basic auth")
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pw := flag.String("password", "secret", "HTTP password for basic auth")
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project := flag.String("project", "", "project to create changes in")
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gerritURL := flag.String("url", "http://localhost:8080/", "URL to gerrit instance")
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numChanges := flag.Int("n", 100, "number of changes to create")
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flag.Parse()
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if *gerritURL == "" {
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log.Fatal("provide --url")
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}
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if *project == "" {
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log.Fatal("provide --project")
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}
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u, err := url.Parse(*gerritURL)
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if err != nil {
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log.Fatal(err)
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}
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basicAuth := fmt.Sprintf("%s:%s", *user, *pw)
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authHeader := base64.StdEncoding.EncodeToString([]byte(basicAuth))
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client := &http.Client{}
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var dts []time.Duration
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startAll := time.Now()
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var lastSec int
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for i := 0; i < *numChanges; i++ {
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body := fmt.Sprintf(`{
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"project" : "%s",
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"subject" : "change %d",
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"branch" : "master",
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"status" : "NEW"
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}`, *project, i)
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start := time.Now()
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thisSec := int(start.Sub(startAll) / time.Second)
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if thisSec != lastSec {
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log.Printf("change %d", i)
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}
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lastSec = thisSec
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u.Path = "/a/changes/"
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req, err := http.NewRequest("POST", u.String(), bytes.NewBufferString(body))
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if err != nil {
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log.Fatal(err)
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}
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req.Header.Add("Authorization", "Basic "+authHeader)
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req.Header.Add("Content-Type", "application/json; charset=UTF-8")
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resp, err := client.Do(req)
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if err != nil {
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log.Fatal(err)
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}
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dt := time.Now().Sub(start)
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dts = append(dts, dt)
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if resp.StatusCode/100 == 2 {
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continue
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}
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log.Println("code", resp.StatusCode)
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io.Copy(os.Stdout, resp.Body)
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}
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sort.Slice(dts, func(i, j int) bool { return dts[i] < dts[j] })
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var total time.Duration
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for _, dt := range dts {
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total += dt
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}
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log.Printf("min %v max %v median %v avg %v", dts[0], dts[len(dts)-1], dts[len(dts)/2], total/time.Duration(len(dts)))
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}
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