How to use runStop method of proxyapp Package

Best Syzkaller code snippet using proxyapp.runStop

proxyappclient_test.go

Source:proxyappclient_test.go Github

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1// Copyright 2022 syzkaller project authors. All rights reserved.2// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.3package proxyapp4import (5 "bytes"6 "fmt"7 "io"8 "net/rpc"9 "net/rpc/jsonrpc"10 "strings"11 "testing"12 "time"13 "github.com/google/syzkaller/pkg/report"14 "github.com/google/syzkaller/vm/proxyapp/mocks"15 "github.com/google/syzkaller/vm/proxyapp/proxyrpc"16 "github.com/google/syzkaller/vm/vmimpl"17 "github.com/stretchr/testify/assert"18 "github.com/stretchr/testify/mock"19)20var testEnv = &vmimpl.Env{21 Config: []byte(`22{23 "cmd": "/path/to/proxyapp_binary",24 "config": {25 "internal_values": 12326 }27 }28`)}29func makeTestParams() *proxyAppParams {30 return &proxyAppParams{31 CommandRunner: osutilCommandContext,32 InitRetryDelay: 0,33 }34}35func makeMockProxyAppProcess(t *testing.T) (36 *mock.Mock, io.WriteCloser, io.ReadCloser, io.ReadCloser) {37 rStdin, wStdin := io.Pipe()38 rStdout, wStdout := io.Pipe()39 rStderr, wStderr := io.Pipe()40 wStderr.Close()41 server := rpc.NewServer()42 handler := mocks.NewProxyAppInterface(t)43 server.RegisterName("ProxyVM", struct{ proxyrpc.ProxyAppInterface }{handler})44 go server.ServeCodec(jsonrpc.NewServerCodec(stdInOutCloser{45 rStdin,46 wStdout,47 }))48 return &handler.Mock, wStdin, rStdout, rStderr49}50type nopWriteCloser struct {51 io.Writer52}53func (nopWriteCloser) Close() error {54 return nil55}56func TestCtor_Ok(t *testing.T) {57 _, mCmdRunner, params := proxyAppServerFixture(t)58 p, err := ctor(params, testEnv)59 assert.Nil(t, err)60 assert.Equal(t, 2, p.Count())61 <-mCmdRunner.onWaitCalled62}63func TestCtor_ReadBadConfig(t *testing.T) {64 pool, err := ctor(makeTestParams(), &vmimpl.Env{65 Config: []byte(`{"wrong_key": 1}`),66 })67 assert.NotNil(t, err)68 assert.Nil(t, pool)69}70func TestCtor_FailedPipes(t *testing.T) {71 mCmdRunner, params := makeMockCommandRunner(t)72 mCmdRunner.73 On("StdinPipe").74 Return(nil, fmt.Errorf("stdinpipe error")).75 Once().76 On("StdinPipe").77 Return(nopWriteCloser{&bytes.Buffer{}}, nil).78 On("StdoutPipe").79 Return(nil, fmt.Errorf("stdoutpipe error")).80 Once().81 On("StdoutPipe").82 Return(io.NopCloser(strings.NewReader("")), nil).83 On("StderrPipe").84 Return(nil, fmt.Errorf("stderrpipe error"))85 for i := 0; i < 3; i++ {86 p, err := ctor(params, testEnv)87 assert.NotNil(t, err)88 assert.Nil(t, p)89 }90}91func TestClose_waitDone(t *testing.T) {92 _, mCmdRunner, params := proxyAppServerFixture(t)93 mCmdRunner.94 On("waitDone").95 Return(nil)96 p, _ := ctor(params, testEnv)97 p.(io.Closer).Close()98}99func TestCtor_FailedStartProxyApp(t *testing.T) {100 mCmdRunner, params := makeMockCommandRunner(t)101 mCmdRunner.102 On("StdinPipe").103 Return(nopWriteCloser{&bytes.Buffer{}}, nil).104 On("StdoutPipe").105 Return(io.NopCloser(strings.NewReader("")), nil).106 On("StderrPipe").107 Return(io.NopCloser(strings.NewReader("")), nil).108 On("Start").109 Return(fmt.Errorf("failed to start program"))110 p, err := ctor(params, testEnv)111 assert.NotNil(t, err)112 assert.Nil(t, p)113}114// TODO: reuse proxyAppServerFixture() code: func could be called here once Mock.Unset() error115// fixed https://github.com/stretchr/testify/issues/1236116// nolint: dupl117func TestCtor_FailedConstructPool(t *testing.T) {118 mProxyAppServer, stdin, stdout, stderr :=119 makeMockProxyAppProcess(t)120 mProxyAppServer.121 On("CreatePool", mock.Anything, mock.Anything).122 Return(fmt.Errorf("failed to construct pool"))123 mCmdRunner, params := makeMockCommandRunner(t)124 mCmdRunner.125 On("StdinPipe").126 Return(stdin, nil).127 On("StdoutPipe").128 Return(stdout, nil).129 On("StderrPipe").130 Return(stderr, nil).131 On("Start").132 Return(nil).133 On("Wait").134 Run(func(args mock.Arguments) {135 <-mCmdRunner.ctx.Done()136 }).137 Return(nil)138 p, err := ctor(params, testEnv)139 assert.NotNil(t, err)140 assert.Nil(t, p)141}142// TODO: to remove duplicate see TestCtor_FailedConstructPool() comment143// nolint: dupl144func proxyAppServerFixture(t *testing.T) (*mock.Mock, *mockCommandRunner, *proxyAppParams) {145 mProxyAppServer, stdin, stdout, stderr :=146 makeMockProxyAppProcess(t)147 mProxyAppServer.148 On("CreatePool", mock.Anything, mock.Anything).149 Run(func(args mock.Arguments) {150 out := args.Get(1).(*proxyrpc.CreatePoolResult)151 out.Count = 2152 }).153 Return(nil)154 mCmdRunner, params := makeMockCommandRunner(t)155 mCmdRunner.156 On("StdinPipe").157 Return(stdin, nil).158 On("StdoutPipe").159 Return(stdout, nil).160 On("StderrPipe").161 Return(stderr, nil).162 On("Start").163 Return(nil).164 On("Wait").165 Run(func(args mock.Arguments) {166 <-mCmdRunner.ctx.Done()167 mCmdRunner.MethodCalled("waitDone")168 }).169 Return(nil).170 Maybe()171 return mProxyAppServer, mCmdRunner, params172}173func poolFixture(t *testing.T) (*mock.Mock, *mockCommandRunner, vmimpl.Pool) {174 mProxyAppServer, mCmdRunner, params := proxyAppServerFixture(t)175 p, _ := ctor(params, testEnv)176 return mProxyAppServer, mCmdRunner, p177}178func TestPool_Create_Ok(t *testing.T) {179 mockServer, _, p := poolFixture(t)180 mockServer.181 On("CreateInstance", mock.Anything, mock.Anything).182 Return(nil)183 inst, err := p.Create("workdir", 0)184 assert.NotNil(t, inst)185 assert.Nil(t, err)186}187func TestPool_Create_ProxyNilError(t *testing.T) {188 _, mCmdRunner, p := poolFixture(t)189 mCmdRunner.190 On("waitDone").191 Return(nil)192 p.(io.Closer).Close()193 inst, err := p.Create("workdir", 0)194 assert.Nil(t, inst)195 assert.NotNil(t, err)196}197func TestPool_Create_OutOfPoolError(t *testing.T) {198 mockServer, _, p := poolFixture(t)199 mockServer.200 On("CreateInstance", mock.Anything, mock.Anything).201 Run(func(args mock.Arguments) {202 in := args.Get(0).(proxyrpc.CreateInstanceParams)203 assert.Equal(t, p.Count(), in.Index)204 }).205 Return(fmt.Errorf("out of pool size"))206 inst, err := p.Create("workdir", p.Count())207 assert.Nil(t, inst)208 assert.NotNil(t, err)209}210func TestPool_Create_ProxyFailure(t *testing.T) {211 mockServer, _, p := poolFixture(t)212 mockServer.213 On("CreateInstance", mock.Anything, mock.Anything).214 Return(fmt.Errorf("create instance failure"))215 inst, err := p.Create("workdir", 0)216 assert.Nil(t, inst)217 assert.NotNil(t, err)218}219// nolint: dupl220func createInstanceFixture(t *testing.T) (*mock.Mock, vmimpl.Instance) {221 mockServer, _, p := poolFixture(t)222 mockServer.223 On("CreateInstance", mock.Anything, mock.Anything).224 Run(func(args mock.Arguments) {225 in := args.Get(0).(proxyrpc.CreateInstanceParams)226 out := args.Get(1).(*proxyrpc.CreateInstanceResult)227 out.ID = fmt.Sprintf("instance_id_%v", in.Index)228 }).229 Return(nil)230 inst, err := p.Create("workdir", 0)231 assert.Nil(t, err)232 assert.NotNil(t, inst)233 return mockServer, inst234}235func TestInstance_Close(t *testing.T) {236 mockInstance, inst := createInstanceFixture(t)237 mockInstance.238 On("Close", mock.Anything, mock.Anything).239 Return(fmt.Errorf("mock error"))240 inst.Close()241}242func TestInstance_Diagnose_Ok(t *testing.T) {243 mockInstance, inst := createInstanceFixture(t)244 mockInstance.245 On("Diagnose", mock.Anything, mock.Anything).246 Run(func(args mock.Arguments) {247 out := args.Get(1).(*proxyrpc.DiagnoseReply)248 out.Diagnosis = "diagnostic result"249 }).250 Return(nil)251 diagnosis, wait := inst.Diagnose(nil)252 assert.NotNil(t, diagnosis)253 assert.Equal(t, wait, false)254 diagnosis, wait = inst.Diagnose(&report.Report{})255 assert.NotNil(t, diagnosis)256 assert.Equal(t, wait, false)257}258func TestInstance_Diagnose_Failure(t *testing.T) {259 mockInstance, inst := createInstanceFixture(t)260 mockInstance.261 On("Diagnose", mock.Anything, mock.Anything).262 Return(fmt.Errorf("diagnose failed"))263 diagnosis, wait := inst.Diagnose(&report.Report{})264 assert.Nil(t, diagnosis)265 assert.Equal(t, wait, false)266}267func TestInstance_Copy_OK(t *testing.T) {268 mockInstance, inst := createInstanceFixture(t)269 mockInstance.270 On("Copy", mock.Anything, mock.Anything).271 Run(func(args mock.Arguments) {272 out := args.Get(1).(*proxyrpc.CopyResult)273 out.VMFileName = "remote_file_path"274 }).275 Return(nil)276 remotePath, err := inst.Copy("host/path")277 assert.Nil(t, err)278 assert.NotEmpty(t, remotePath)279}280// nolint: dupl281func TestInstance_Copy_Failure(t *testing.T) {282 mockInstance, inst := createInstanceFixture(t)283 mockInstance.284 On("Copy", mock.Anything, mock.Anything).285 Return(fmt.Errorf("copy failure"))286 remotePath, err := inst.Copy("host/path")287 assert.NotNil(t, err)288 assert.Empty(t, remotePath)289}290// nolint: dupl291func TestInstance_Forward_OK(t *testing.T) {292 mockInstance, inst := createInstanceFixture(t)293 mockInstance.294 On("Forward", mock.Anything, mock.Anything).295 Run(func(args mock.Arguments) {296 in := args.Get(0).(proxyrpc.ForwardParams)297 out := args.Get(1).(*proxyrpc.ForwardResult)298 out.ManagerAddress = fmt.Sprintf("manager_address:%v", in.Port)299 }).300 Return(nil)301 remoteAddressToUse, err := inst.Forward(12345)302 assert.Nil(t, err)303 assert.Equal(t, "manager_address:12345", remoteAddressToUse)304}305// nolint: dupl306func TestInstance_Forward_Failure(t *testing.T) {307 mockInstance, inst := createInstanceFixture(t)308 mockInstance.309 On("Forward", mock.Anything, mock.Anything).310 Return(fmt.Errorf("forward failure"))311 remoteAddressToUse, err := inst.Forward(12345)312 assert.NotNil(t, err)313 assert.Empty(t, remoteAddressToUse)314}315func TestInstance_Run_SimpleOk(t *testing.T) {316 mockInstance, inst := createInstanceFixture(t)317 mockInstance.318 On("RunStart", mock.Anything, mock.Anything).319 Return(nil).320 On("RunReadProgress", mock.Anything, mock.Anything).321 Return(nil).322 Maybe()323 outc, errc, err := inst.Run(10*time.Second, make(chan bool), "command")324 assert.NotNil(t, outc)325 assert.NotNil(t, errc)326 assert.Nil(t, err)327}328func TestInstance_Run_Failure(t *testing.T) {329 mockInstance, inst := createInstanceFixture(t)330 mockInstance.331 On("RunStart", mock.Anything, mock.Anything).332 Return(fmt.Errorf("run start error"))333 outc, errc, err := inst.Run(10*time.Second, make(chan bool), "command")334 assert.Nil(t, outc)335 assert.Nil(t, errc)336 assert.NotEmpty(t, err)337}338func TestInstance_Run_OnTimeout(t *testing.T) {339 mockInstance, inst := createInstanceFixture(t)340 mockInstance.341 On("RunStart", mock.Anything, mock.Anything).342 Return(nil).343 On("RunReadProgress", mock.Anything, mock.Anything).344 Return(nil).Maybe().345 On("RunStop", mock.Anything, mock.Anything).346 Return(nil)347 _, errc, _ := inst.Run(time.Second, make(chan bool), "command")348 err := <-errc349 assert.Equal(t, err, vmimpl.ErrTimeout)350}351func TestInstance_Run_OnStop(t *testing.T) {352 mockInstance, inst := createInstanceFixture(t)353 mockInstance.354 On("RunStart", mock.Anything, mock.Anything).355 Return(nil).356 On("RunReadProgress", mock.Anything, mock.Anything).357 Return(nil).358 Maybe().359 On("RunStop", mock.Anything, mock.Anything).360 Return(nil)361 stop := make(chan bool)362 _, errc, _ := inst.Run(10*time.Second, stop, "command")363 stop <- true364 err := <-errc365 assert.Equal(t, err, vmimpl.ErrTimeout)366}367func TestInstance_RunReadProgress_OnErrorReceived(t *testing.T) {368 mockInstance, inst := createInstanceFixture(t)369 mockInstance.370 On("RunStart", mock.Anything, mock.Anything).371 Return(nil).372 On("RunReadProgress", mock.Anything, mock.Anything).373 Return(nil).374 Times(100).375 On("RunReadProgress", mock.Anything, mock.Anything).376 Run(func(args mock.Arguments) {377 out := args.Get(1).(*proxyrpc.RunReadProgressReply)378 out.Error = "mock error"379 }).380 Return(nil).381 Once()382 outc, _, _ := inst.Run(10*time.Second, make(chan bool), "command")383 output := string(<-outc)384 assert.Equal(t, "mock error\nSYZFAIL: proxy app plugin error\n", output)385}386// nolint: dupl387func TestInstance_RunReadProgress_OnFinished(t *testing.T) {388 mockInstance, inst := createInstanceFixture(t)389 mockInstance.390 On("RunStart", mock.Anything, mock.Anything).391 Return(nil).392 On("RunReadProgress", mock.Anything, mock.Anything).393 Return(nil).Times(100).394 On("RunReadProgress", mock.Anything, mock.Anything).395 Run(func(args mock.Arguments) {396 out := args.Get(1).(*proxyrpc.RunReadProgressReply)397 out.Finished = true398 }).399 Return(nil).400 Once()401 _, errc, _ := inst.Run(10*time.Second, make(chan bool), "command")402 err := <-errc403 assert.Equal(t, err, nil)404}405func TestInstance_RunReadProgress_Failed(t *testing.T) {406 mockInstance, inst := createInstanceFixture(t)407 mockInstance.408 On("RunStart", mock.Anything, mock.Anything).409 Run(func(args mock.Arguments) {410 out := args.Get(1).(*proxyrpc.RunStartReply)411 out.RunID = "test_run_id"412 }).413 Return(nil).414 On("RunReadProgress", mock.Anything, mock.Anything).415 Return(fmt.Errorf("runreadprogresserror")).416 Once()417 outc, _, _ := inst.Run(10*time.Second, make(chan bool), "command")418 output := string(<-outc)419 assert.Equal(t,420 "error reading progress from instance_id_0:test_run_id: runreadprogresserror\nSYZFAIL: proxy app plugin error\n",421 output,422 )423}424// TODO: test for periodical proxyapp subprocess crashes handling.425// [option] check pool size was changed426// TODO: test pool.Close() calls plugin API and return error....

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proxyappclient.go

Source:proxyappclient.go Github

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...284 continue285 }286 case <-timeoutSignal:287 // It is the happy path.288 inst.runStop(runID)289 terminationError <- vmimpl.ErrTimeout290 case <-stop:291 inst.runStop(runID)292 terminationError <- vmimpl.ErrTimeout293 }294 break295 }296 }()297 return outc, terminationError, nil298}299func (inst *instance) runStop(runID string) {300 err := inst.ProxyApp.Call(301 "ProxyVM.RunStop",302 proxyrpc.RunStopParams{303 ID: inst.ID,304 RunID: runID,305 },306 &proxyrpc.RunStopParams{})307 if err != nil {308 log.Logf(0, "error calling runStop(%v) on %v: %v", runID, inst.ID, err)309 }310}311func (inst *instance) Diagnose(r *report.Report) (diagnosis []byte, wait bool) {312 var title string313 if r != nil {314 title = r.Title315 }316 var reply proxyrpc.DiagnoseReply317 err := inst.ProxyApp.Call(318 "ProxyVM.Diagnose",319 proxyrpc.DiagnoseParams{320 ID: inst.ID,321 ReasonTitle: title,322 },...

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runStop

Using AI Code Generation

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1import "fmt"2func main() {3 proxyapp := ProxyApp{}4 proxyapp.runStop()5}6import "fmt"7func main() {8 proxyapp := ProxyApp{}9 proxyapp.runStop()10}11import "fmt"12func main() {13 proxyapp := ProxyApp{}14 proxyapp.runStop()15}16import "fmt"17func main() {18 proxyapp := ProxyApp{}19 proxyapp.runStop()20}21import "fmt"22func main() {23 proxyapp := ProxyApp{}24 proxyapp.runStop()25}26import "fmt"27func main() {28 proxyapp := ProxyApp{}29 proxyapp.runStop()30}31import "fmt"32func main() {33 proxyapp := ProxyApp{}34 proxyapp.runStop()35}36import "fmt"37func main() {38 proxyapp := ProxyApp{}39 proxyapp.runStop()40}41import "fmt"42func main() {43 proxyapp := ProxyApp{}44 proxyapp.runStop()45}46import "fmt"47func main() {48 proxyapp := ProxyApp{}49 proxyapp.runStop()50}51import "fmt"52func main() {53 proxyapp := ProxyApp{}54 proxyapp.runStop()55}56import "fmt"57func main() {

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runStop

Using AI Code Generation

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1import (2type proxyapp struct {3}4func (p *proxyapp) runStart() {5 fmt.Println("proxyapp runStart called")6}7func (p *proxyapp) runStop() {8 fmt.Println("proxyapp runStop called")9}10type proxyapp2 struct {11}12func (p *proxyapp2) runStart() {13 fmt.Println("proxyapp2 runStart called")14}15func (p *proxyapp2) runStop() {16 fmt.Println("proxyapp2 runStop called")17}18func main() {19 p := &proxyapp2{}20 fmt.Println("proxyapp2")21 fmt.Println("runStart")22 p.runStart()23 fmt.Println("runStop")24 p.runStop()25 fmt.Println("proxyapp")26 fmt.Println("runStart")27 p.proxyapp.runStart()28 fmt.Println("runStop")29 p.proxyapp.runStop()30 fmt.Println("proxyapp2")31 fmt.Println("runStart")32 p.runStart()33 fmt.Println("runStop")34 p.runStop()35 fmt.Println("proxyapp")36 fmt.Println("runStart")37 p.proxyapp.runStart()38 fmt.Println("runStop")39 p.proxyapp.runStop()40 fmt.Println("proxyapp2")41 fmt.Println("runStart")42 p.runStart()43 fmt.Println("runStop")44 p.runStop()45 fmt.Println("proxyapp")46 fmt.Println("runStart")47 p.proxyapp.runStart()48 fmt.Println("runStop")49 p.proxyapp.runStop()50 pv := reflect.ValueOf(p)51 fmt.Println("proxyapp2")52 fmt.Println("runStart")53 pv.MethodByName("runStart").Call(nil)54 fmt.Println("runStop")55 pv.MethodByName("runStop").Call(nil)56 fmt.Println("proxyapp")57 fmt.Println("runStart")58 pv.FieldByName("proxyapp").MethodByName("runStart").Call(nil)59 fmt.Println("runStop")60 pv.FieldByName("proxyapp").MethodByName("runStop").Call(nil)61}

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runStop

Using AI Code Generation

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1import (2type ProxyApp struct {3}4func (p *ProxyApp) RunStop() error {5 client, err := rpc.DialHTTP("tcp", "localhost:1234")6 if err != nil {7 log.Fatal("dialing:", err)8 }9 err = client.Call("ProxyApp.RunStop", "", &reply)10 if err != nil {11 log.Fatal("arith error:", err)12 }13 fmt.Printf("RunStop: %s14}15func main() {16 p := &ProxyApp{}17 p.RunStop()18}19import (20type ProxyApp struct {21}22func (p *ProxyApp) RunStop() error {23 client, err := rpc.DialHTTP("tcp", "localhost:1234")24 if err != nil {25 log.Fatal("dialing:", err)26 }27 err = client.Call("ProxyApp.RunStop", "", &reply)28 if err != nil {29 log.Fatal("arith error:", err)30 }31 fmt.Printf("RunStop: %s32}33func main() {34 p := &ProxyApp{}35 p.RunStop()36}37import (38type ProxyApp struct {39}40func (p *ProxyApp) RunStop() error {41 client, err := rpc.DialHTTP("tcp", "localhost:1234")42 if err != nil {43 log.Fatal("dialing:", err)44 }45 err = client.Call("ProxyApp.RunStop", "", &reply)46 if err != nil {47 log.Fatal("arith error:", err)48 }49 fmt.Printf("RunStop: %s50}51func main() {52 p := &ProxyApp{}53 p.RunStop()54}

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runStop

Using AI Code Generation

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1import (2type ProxyApp struct {3}4func (p *ProxyApp) RunStart() {5 err := p.Client.Call("Proxy.RunStart", 0, &reply)6 if err != nil {7 log.Fatal("Proxy.RunStart error:", err)8 }9 fmt.Println(reply)10}11func (p *ProxyApp) RunStop() {12 err := p.Client.Call("Proxy.RunStop", 0, &reply)13 if err != nil {14 log.Fatal("Proxy.RunStop error:", err)15 }16 fmt.Println(reply)17}18func main() {19 client, err := rpc.DialHTTP("tcp", "

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runStop

Using AI Code Generation

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1import (2func main() {3 p.runStop()4 fmt.Println("main method")5 time.Sleep(10 * time.Second)6}7import (8type proxyApp struct {9}10func (p *proxyApp) runStop() {11 fmt.Println("runStop method")12 time.Sleep(5 * time.Second)13}

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runStop

Using AI Code Generation

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1import (2func main() {3 proxyapp := new(ProxyApp)4 proxyapp.runStop()5 fmt.Println("Exiting from main")6}

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runStop

Using AI Code Generation

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1import (2type proxyApp struct {3 runStop func()4}5func main() {6 p := new(proxyApp)7 p.start()8 fmt.Scanln()9 p.stop()10}11func (p *proxyApp) start() {12 go func() {13 p.run()14 }()15}16func (p *proxyApp) run() {17 stop := make(chan struct{})18 done := make(chan struct{})19 go func() {20 p.runStop = p.runApp(stop)21 done <- struct{}{}22 }()23}24func (p *proxyApp) stop() {25 p.runStop()26}27func (p *proxyApp) runApp(stop chan struct{}) func() {28 done := make(chan struct{})29 go func() {30 p.runApp(stop)31 done <- struct{}{}32 }()33 return func() {34 stop <- struct{}{}35 }36}37func (p *proxyApp) runApp(stop chan struct{}) func() {38 done := make(chan struct{})39 go func() {40 p.runApp(stop)

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runStop

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1import "fmt"2import "os"3import "os/exec"4import "time"5import "strconv"6func main() {7 pid, _ := strconv.Atoi(os.Args[1])8 proc, _ := os.FindProcess(pid)9 time.Sleep(5000 * time.Millisecond)10 proc.Kill()11}12import "fmt"13import "os"14import "os/exec"15import "time"16import "strconv"17func main() {18 pid, _ := strconv.Atoi(os.Args[1])19 proc, _ := os.FindProcess(pid)20 time.Sleep(5000 * time.Millisecond)21 proc.Kill()22}23import "fmt"24import "os"25import "os/exec"26import "time"27import "strconv"28func main() {29 pid, _ := strconv.Atoi(os.Args[1])30 proc, _ := os.FindProcess(pid)31 time.Sleep(5000 * time.Millisecond)32 proc.Kill()33}

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