├── .gitignore ├── LICENSE ├── README.md ├── aggregator └── aggregator.go ├── common └── main.go ├── console_printer └── printer.go ├── logger └── logger.go ├── main.go ├── make.sh └── scanner └── main.go /.gitignore: -------------------------------------------------------------------------------- 1 | # Binaries for programs and plugins 2 | *.exe 3 | *.dll 4 | *.so 5 | *.dylib 6 | 7 | # Test binary, build with `go test -c` 8 | *.test 9 | 10 | # Output of the go coverage tool, specifically when used with LiteIDE 11 | *.out 12 | 13 | # Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736 14 | .glide/ 15 | 16 | Local.postman_environment.json 17 | *.json 18 | postman-load-testing 19 | newman 20 | application.log 21 | application.fail.log -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # PostmanLoadTester 2 | This tool written on go lang, help to run postman collections in parallel mode. So you can use it for load testing based on postman collections. 3 | As a runner it uses newman. 4 | 5 | ### How to build 6 | 7 | ``` 8 | npm install -g newman 9 | npm install -g newman-reporter-teamcity 10 | go get 11 | go install 12 | go build 13 | ./postman-load-testing -collection -environment -i -n -d 14 | ``` 15 | 16 | ### Arguments 17 | 18 | ``` 19 | -collection string 20 | URL or path to a Postman Collection 21 | -d int 22 | Specify the extent of delay between requests (milliseconds) (default 0) 23 | -environment string 24 | Specify a URL or Path to a Postman Environment 25 | -i int 26 | Define the number of iterations to run. (default 1) 27 | -n int 28 | Number of parallel threads (default 1) 29 | ``` 30 | 31 | ## Important Note 32 | 33 | This projects has very experimental status. Use this at your own risk 34 | -------------------------------------------------------------------------------- /aggregator/aggregator.go: -------------------------------------------------------------------------------- 1 | package aggregator 2 | 3 | import ( 4 | "postman-load-testing/common" 5 | "time" 6 | ) 7 | 8 | type Aggregator struct { 9 | Source chan common.TestStep 10 | Quit chan bool 11 | RequestsThroughput int 12 | requestsCount int 13 | Stat map[string]*common.AggregatedTestStep 14 | } 15 | 16 | func (w *Aggregator) Close() { 17 | w.Quit <- true 18 | } 19 | 20 | func (w *Aggregator) Run() { 21 | w.requestsCount = 0 22 | var startTime time.Time 23 | //q := false 24 | for { 25 | select { 26 | case msg := <-w.Source: 27 | if w.requestsCount == 0 { 28 | startTime = time.Now() 29 | } 30 | 31 | w.requestsCount++ 32 | 33 | currentTime := time.Now() 34 | delta := currentTime.Sub(startTime) 35 | 36 | w.RequestsThroughput = int(float64(w.requestsCount) / delta.Seconds()) 37 | 38 | if _, ok := w.Stat[msg.Name]; !ok { 39 | w.Stat[msg.Name] = &common.AggregatedTestStep{Name: msg.Name} 40 | } 41 | w.Stat[msg.Name].AddStepAndRefreshStat(msg) 42 | case <-w.Quit: 43 | return 44 | } 45 | } 46 | } 47 | 48 | func CreateAggregator(capacity int) *Aggregator { 49 | aggregator := Aggregator{ 50 | Source: make(chan common.TestStep, capacity), 51 | Quit: make(chan bool), 52 | Stat: make(map[string]*common.AggregatedTestStep), 53 | } 54 | return &aggregator 55 | } 56 | -------------------------------------------------------------------------------- /common/main.go: -------------------------------------------------------------------------------- 1 | package common 2 | 3 | import ( 4 | "time" 5 | "fmt" 6 | ) 7 | 8 | const TestStatusSuccess = "success" 9 | const TestStatusFail = "fail" 10 | 11 | type Worker interface { 12 | Close() 13 | Run() 14 | } 15 | 16 | type WorkerSettings struct { 17 | CollectionPath string 18 | EnvironmentPath string 19 | Delay int 20 | Iterations int 21 | } 22 | 23 | type TestStep struct { 24 | Name string 25 | Status string 26 | Duration int 27 | Message string 28 | StartTime time.Time 29 | ThreadNumber int 30 | } 31 | 32 | type AggregatedTestStep struct { 33 | Name string 34 | TotalCount int 35 | TotalSuccess int 36 | TotalFail int 37 | AvgDuration float64 38 | Steps []TestStep 39 | } 40 | 41 | func (ts *TestStep) String() string { 42 | return fmt.Sprintf("\t,\n", ts.Name, ts.Duration, ts.Status) 43 | } 44 | 45 | func (testStat *AggregatedTestStep) String() string { 46 | return fmt.Sprintf( 47 | "\n", 48 | testStat.Name, testStat.TotalCount, testStat.TotalSuccess, testStat.TotalFail, testStat.AvgDuration, 49 | ) 50 | } 51 | 52 | func (testStat *AggregatedTestStep) AddStepAndRefreshStat(step TestStep) { 53 | testStat.Steps = append(testStat.Steps, step) 54 | 55 | if step.Status == TestStatusSuccess { 56 | testStat.TotalSuccess++ 57 | } else if step.Status == TestStatusFail { 58 | testStat.TotalFail++ 59 | } 60 | testStat.TotalCount++ 61 | 62 | if step.Status == TestStatusSuccess { 63 | if testStat.AvgDuration == 0.0 { 64 | testStat.AvgDuration = float64(step.Duration) 65 | } else { 66 | newAvg := (testStat.AvgDuration + float64(step.Duration)) / 2 67 | testStat.AvgDuration = newAvg 68 | } 69 | } 70 | } 71 | -------------------------------------------------------------------------------- /console_printer/printer.go: -------------------------------------------------------------------------------- 1 | package console_printer 2 | 3 | import ( 4 | "github.com/gosuri/uilive" 5 | "fmt" 6 | "bytes" 7 | "postman-load-testing/aggregator" 8 | "github.com/olekukonko/tablewriter" 9 | "sort" 10 | "io" 11 | "postman-load-testing/common" 12 | "postman-load-testing/logger" 13 | "time" 14 | ) 15 | 16 | type ConsoleStatusPrinter struct { 17 | Quit chan bool 18 | aggregateWorker *aggregator.Aggregator 19 | } 20 | 21 | func (p *ConsoleStatusPrinter) Close() { 22 | p.Quit <- true 23 | } 24 | 25 | func (p *ConsoleStatusPrinter) Run() { 26 | 27 | timer := time.NewTicker(time.Second * 1) 28 | writer := uilive.New() 29 | table := CreateStatTable(writer) 30 | writer.Start() 31 | 32 | for { 33 | select { 34 | case <-timer.C: 35 | renderResultTable(table, p.aggregateWorker.Stat, p.aggregateWorker.RequestsThroughput) 36 | table.ClearRows() 37 | table.ClearFooter() 38 | case <-p.Quit: 39 | writer.Stop() 40 | buffer := bytes.NewBufferString("\n") 41 | finalTable := CreateStatTable(buffer) 42 | finalTable.SetCaption(true,"Final Results") 43 | renderResultTable(finalTable, p.aggregateWorker.Stat, p.aggregateWorker.RequestsThroughput) 44 | logger.Log.Println(buffer.String()) 45 | return 46 | } 47 | } 48 | } 49 | 50 | func CreateConsoleStatusPrinter(aggregateWorker *aggregator.Aggregator) *ConsoleStatusPrinter { 51 | return &ConsoleStatusPrinter{ 52 | Quit: make(chan bool), 53 | aggregateWorker: aggregateWorker, 54 | } 55 | } 56 | 57 | func renderResultTable(table *tablewriter.Table, stat map[string]*common.AggregatedTestStep, requestsThroughput int) { 58 | var keys []string 59 | 60 | for k := range stat { 61 | keys = append(keys, k) 62 | } 63 | 64 | sort.Strings(keys) 65 | 66 | for _, key := range keys { 67 | 68 | value := stat[key] 69 | 70 | datapoint := []string{ 71 | value.Name, 72 | fmt.Sprintf("%v ms", value.AvgDuration), 73 | fmt.Sprintf("%v", value.TotalSuccess), 74 | fmt.Sprintf("%v", value.TotalFail), 75 | fmt.Sprintf("%v", value.TotalCount), 76 | } 77 | table.Append(datapoint) 78 | table.SetFooter([]string{"", "", "", "Requests Throughput", fmt.Sprintf("%v rps", requestsThroughput)}) 79 | } 80 | table.Render() 81 | } 82 | 83 | func CreateStatTable(writer io.Writer) *tablewriter.Table { 84 | table := tablewriter.NewWriter(writer) 85 | table.SetHeader([]string{"Name", "Avg. Duration", "Success", "Fail", "Total"}) 86 | 87 | return table 88 | } 89 | -------------------------------------------------------------------------------- /logger/logger.go: -------------------------------------------------------------------------------- 1 | package logger 2 | 3 | import ( 4 | "log" 5 | "os" 6 | ) 7 | 8 | const LogPath = "application.log" 9 | const FailLogPath = "application.fail.log" 10 | 11 | var ( 12 | Log *log.Logger 13 | FailLog *log.Logger 14 | ) 15 | 16 | func init() { 17 | var file, err1 = os.Create(LogPath) 18 | var failFile, err2 = os.Create(FailLogPath) 19 | 20 | if err1 != nil { 21 | panic(err1) 22 | } 23 | 24 | if err2 != nil { 25 | panic(err1) 26 | } 27 | 28 | Log = log.New(file, "", log.LstdFlags) 29 | FailLog = log.New(failFile, "", log.LstdFlags) 30 | 31 | Log.Println("LogFile : " + LogPath) 32 | FailLog.Println("FailLogFile : " + FailLogPath) 33 | } 34 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "fmt" 5 | "os/exec" 6 | "context" 7 | "sync" 8 | "flag" 9 | "os" 10 | "postman-load-testing/common" 11 | "postman-load-testing/scanner" 12 | "postman-load-testing/logger" 13 | "strings" 14 | "postman-load-testing/aggregator" 15 | "postman-load-testing/console_printer" 16 | "time" 17 | ) 18 | 19 | var ( 20 | newmanExecutable = "newman" 21 | collectionPathCmd = flag.String("collection", "", "URL or path to a Postman Collection") 22 | environmentPathCmd = flag.String("environment", "", "Specify a URL or Path to a Postman Environment") 23 | nParallelCmd = flag.Int("n", 1, "Number of parallel threads") 24 | delayCmd = flag.Int("d", 0, "Specify the extent of delay between requests (milliseconds) (default 0)") 25 | iterationCmd = flag.Int("i", 1, "Define the number of iterations to run.") 26 | wg sync.WaitGroup 27 | ) 28 | 29 | // -collection test-collection.json -environment 30 | 31 | func worker(settings common.WorkerSettings, aggregatorWorker *aggregator.Aggregator, threadNumber int) { 32 | 33 | defer wg.Done() 34 | 35 | ctx := context.Background() 36 | 37 | var newmanArgs = []string{ 38 | "run", settings.CollectionPath, 39 | fmt.Sprintf("-e%s", settings.EnvironmentPath), 40 | "-rteamcity,cli", 41 | } 42 | 43 | if settings.Delay > 0 { 44 | newmanArgs = append(newmanArgs, fmt.Sprintf("--delay-request=%v", settings.Delay)) 45 | } 46 | 47 | if settings.Iterations > 0 { 48 | newmanArgs = append(newmanArgs, fmt.Sprintf("-n%v", settings.Iterations)) 49 | } 50 | 51 | finalCmdString := newmanExecutable + " " + strings.Join(newmanArgs[:], " ") 52 | logger.Log.Printf("Thread[%v]: Starting: %v", threadNumber, finalCmdString) 53 | 54 | cmd := exec.CommandContext(ctx, newmanExecutable, newmanArgs...) 55 | 56 | stdout, _ := cmd.StdoutPipe() 57 | stderr, _ := cmd.StderrPipe() 58 | 59 | err := cmd.Start() 60 | if err != nil { 61 | panic(err); 62 | } 63 | 64 | out_scanner.OutScanner(stdout, stderr, aggregatorWorker, threadNumber) 65 | 66 | cmd.Wait() 67 | } 68 | 69 | func main() { 70 | 71 | flag.Parse() 72 | 73 | if *collectionPathCmd == "" || *environmentPathCmd == "" { 74 | flag.PrintDefaults() 75 | os.Exit(2) 76 | } 77 | 78 | fmt.Printf("Log File: %s\n", logger.LogPath) 79 | fmt.Printf("Fail Log File: %s\n", logger.FailLogPath) 80 | 81 | settings := common.WorkerSettings{ 82 | Iterations: *iterationCmd, 83 | Delay: *delayCmd, 84 | CollectionPath: *collectionPathCmd, 85 | EnvironmentPath: *environmentPathCmd, 86 | } 87 | nParallel := *nParallelCmd 88 | 89 | aggregatorWorker := aggregator.CreateAggregator(nParallel * settings.Iterations) 90 | consoleStatusWorker := console_printer.CreateConsoleStatusPrinter(aggregatorWorker) 91 | 92 | for i := 0; i < nParallel; i ++ { 93 | wg.Add(1) 94 | go worker(settings, aggregatorWorker, i+1) 95 | } 96 | 97 | go aggregatorWorker.Run() 98 | go consoleStatusWorker.Run() 99 | 100 | wg.Wait() 101 | 102 | time.Sleep(time.Second * 2) 103 | 104 | aggregatorWorker.Close() 105 | consoleStatusWorker.Close() 106 | 107 | time.Sleep(time.Second * 2) 108 | } 109 | -------------------------------------------------------------------------------- /make.sh: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | for GOOS in darwin linux windows; do 3 | for GOARCH in 386 amd64; do 4 | echo "Building $GOOS-$GOARCH" 5 | export GOOS=$GOOS 6 | export GOARCH=$GOARCH 7 | go build -o bin/postman-load-testing-$GOOS-$GOARCH 8 | done 9 | done -------------------------------------------------------------------------------- /scanner/main.go: -------------------------------------------------------------------------------- 1 | package out_scanner 2 | 3 | import ( 4 | "io" 5 | "bufio" 6 | "time" 7 | "strconv" 8 | "regexp" 9 | "postman-load-testing/common" 10 | "postman-load-testing/logger" 11 | "fmt" 12 | "postman-load-testing/aggregator" 13 | ) 14 | 15 | var ( 16 | taskStartRe = regexp.MustCompile(`^##teamcity\[testStarted name='(?P.*)' captureStandardOutput='(?P.*)']`) 17 | taskFinishedRe = regexp.MustCompile(`##teamcity\[testFinished name='(?P.*)' duration='(?P.*)']`) 18 | taskFailedRe = regexp.MustCompile(`##teamcity\[testFailed name='(?P.*)' message='(?P.*)']`) 19 | ) 20 | 21 | func LogFailMsg(msg *common.TestStep) { 22 | msgBody := fmt.Sprintf("TestName: %v, TestMsg: %v, Duration: %v", msg.Name, msg.Message, msg.Duration) 23 | logger.FailLog.Printf("Thread[%v]: %s", msg.ThreadNumber, msgBody) 24 | } 25 | 26 | func OutScanner(stdout io.ReadCloser, stderr io.ReadCloser, aggregatorWorker *aggregator.Aggregator, threadNumber int) { 27 | 28 | tasks := make(map[string]*common.TestStep) 29 | 30 | scanner := bufio.NewScanner(io.MultiReader(stdout, stderr)) 31 | scanner.Split(bufio.ScanLines) 32 | 33 | for scanner.Scan() { 34 | msg := scanner.Text() 35 | 36 | logger.Log.Printf("Thread[%v]: %s", threadNumber, msg) 37 | 38 | testStartedMeta := taskStartRe.FindAllStringSubmatch(msg, -1) 39 | testFinishedMeta := taskFinishedRe.FindAllStringSubmatch(msg, -1) 40 | testFailedMeta := taskFailedRe.FindAllStringSubmatch(msg, -1) 41 | 42 | if len(testStartedMeta) > 0 { 43 | taskName := testStartedMeta[0][1] 44 | tasks[taskName] = &common.TestStep{Name: taskName, StartTime: time.Now(), ThreadNumber: threadNumber} 45 | } else if len(testFinishedMeta) > 0 { 46 | taskName := testFinishedMeta[0][1] 47 | taskDuration := testFinishedMeta[0][2] 48 | 49 | if val, ok := tasks[taskName]; ok { 50 | duration, _ := strconv.Atoi(taskDuration) 51 | val.Duration = duration 52 | 53 | if val.Status != common.TestStatusFail { 54 | val.Status = common.TestStatusSuccess 55 | } 56 | 57 | tasks[taskName] = val 58 | 59 | aggregatorWorker.Source <- *tasks[taskName] 60 | } 61 | } else if len(testFailedMeta) > 0 { 62 | taskName := testFailedMeta[0][1] 63 | taskMessage := testFailedMeta[0][2] 64 | 65 | if val, ok := tasks[taskName]; ok { 66 | val.Duration = 0 67 | val.Message = taskMessage 68 | val.Status = common.TestStatusFail 69 | tasks[taskName] = val 70 | } 71 | } 72 | } 73 | } 74 | --------------------------------------------------------------------------------