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How to use sshArgs method of gce Package

Best Syzkaller code snippet using gce.sshArgs

gce.go

Source:gce.go

...111	return fmt.Sprintf("%v:%v", GCE.InternalIP, port), nil112}113func (inst *instance) Copy(hostSrc string) (string, error) {114	vmDst := "./" + filepath.Base(hostSrc)115	args := append(sshArgs(inst.sshKey, "-P", 22), hostSrc, inst.sshUser+"@"+inst.name+":"+vmDst)116	cmd := exec.Command("scp", args...)117	if err := cmd.Start(); err != nil {118		return "", err119	}120	done := make(chan bool)121	go func() {122		select {123		case <-time.After(time.Minute):124			cmd.Process.Kill()125		case <-done:126		}127	}()128	err := cmd.Wait()129	close(done)130	if err != nil {131		return "", err132	}133	return vmDst, nil134}135func (inst *instance) Run(timeout time.Duration, stop <-chan bool, command string) (<-chan []byte, <-chan error, error) {136	conRpipe, conWpipe, err := vm.LongPipe()137	if err != nil {138		return nil, nil, err139	}140	conAddr := fmt.Sprintf("%v.%v.%v.syzkaller.port=1@ssh-serialport.googleapis.com", GCE.ProjectID, GCE.ZoneID, inst.name)141	conArgs := append(sshArgs(inst.gceKey, "-p", 9600), conAddr)142	con := exec.Command("ssh", conArgs...)143	con.Env = []string{}144	con.Stdout = conWpipe145	con.Stderr = conWpipe146	if _, err := con.StdinPipe(); err != nil { // SSH would close connection on stdin EOF147		conRpipe.Close()148		conWpipe.Close()149		return nil, nil, err150	}151	if err := con.Start(); err != nil {152		conRpipe.Close()153		conWpipe.Close()154		return nil, nil, fmt.Errorf("failed to connect to console server: %v", err)155	}156	conWpipe.Close()157	sshRpipe, sshWpipe, err := vm.LongPipe()158	if err != nil {159		con.Process.Kill()160		sshRpipe.Close()161		return nil, nil, err162	}163	if inst.sshUser != "root" {164		command = fmt.Sprintf("sudo bash -c '%v'", command)165	}166	args := append(sshArgs(inst.sshKey, "-p", 22), inst.sshUser+"@"+inst.name, command)167	ssh := exec.Command("ssh", args...)168	ssh.Stdout = sshWpipe169	ssh.Stderr = sshWpipe170	if err := ssh.Start(); err != nil {171		con.Process.Kill()172		conRpipe.Close()173		sshRpipe.Close()174		sshWpipe.Close()175		return nil, nil, fmt.Errorf("failed to connect to instance: %v", err)176	}177	sshWpipe.Close()178	merger := vm.NewOutputMerger(nil)179	merger.Add("console", conRpipe)180	merger.Add("ssh", sshRpipe)181	errc := make(chan error, 1)182	signal := func(err error) {183		select {184		case errc <- err:185		default:186		}187	}188	go func() {189		select {190		case <-time.After(timeout):191			signal(vm.TimeoutErr)192		case <-stop:193			signal(vm.TimeoutErr)194		case <-inst.closed:195			signal(fmt.Errorf("instance closed"))196		case err := <-merger.Err:197			con.Process.Kill()198			ssh.Process.Kill()199			merger.Wait()200			con.Wait()201			if cmdErr := ssh.Wait(); cmdErr == nil {202				// If the command exited successfully, we got EOF error from merger.203				// But in this case no error has happened and the EOF is expected.204				err = nil205			} else {206				// Check if the instance was terminated due to preemption or host maintenance.207				time.Sleep(5 * time.Second) // just to avoid any GCE races208				if !GCE.IsInstanceRunning(inst.name) {209					Logf(1, "%v: ssh exited but instance is not running", inst.name)210					err = vm.TimeoutErr211				}212			}213			signal(err)214			return215		}216		con.Process.Kill()217		ssh.Process.Kill()218		merger.Wait()219		con.Wait()220		ssh.Wait()221	}()222	return merger.Output, errc, nil223}224func waitInstanceBoot(ip, sshKey, sshUser string) error {225	for i := 0; i < 100; i++ {226		if !vm.SleepInterruptible(5 * time.Second) {227			return fmt.Errorf("shutdown in progress")228		}229		cmd := exec.Command("ssh", append(sshArgs(sshKey, "-p", 22), sshUser+"@"+ip, "pwd")...)230		if _, err := cmd.CombinedOutput(); err == nil {231			return nil232		}233	}234	return fmt.Errorf("can't ssh into the instance")235}236func sshArgs(sshKey, portArg string, port int) []string {237	return []string{238		portArg, fmt.Sprint(port),239		"-i", sshKey,240		"-F", "/dev/null",241		"-o", "UserKnownHostsFile=/dev/null",242		"-o", "BatchMode=yes",243		"-o", "IdentitiesOnly=yes",244		"-o", "StrictHostKeyChecking=no",245		"-o", "ConnectTimeout=5",246	}247}...

sshArgs

Using AI Code Generation

1import (2func main() {3    gce, err := gce.New()4    if err != nil {5        log.Fatal(err)6    }7    if !gce.OnGCE() {8        log.Fatal("Not on GCE")9    }10    metadata, err := gce.Metadata()11    if err != nil {12        log.Fatal(err)13    }14    fmt.Println(metadata.ProjectID)15    fmt.Println(metadata.Zone)16    fmt.Println(metadata.InstanceID)17    fmt.Println(metadata.InstanceName)18    fmt.Println(metadata.InstanceType)19    fmt.Println(metadata.InstanceTags)20    fmt.Println(metadata.InstanceHostname)21    fmt.Println(metadata.InstanceZone)22    fmt.Println(metadata.InstanceMachineType)23    fmt.Println(metadata.InstanceExternalIP)24    fmt.Println(metadata.InstanceInternalIP)25    fmt.Println(metadata.InstanceNetworkInterfaces)26    fmt.Println(metadata.InstanceDisks)27    fmt.Println(metadata.InstanceMetadata)28    fmt.Println(metadata.InstanceAttributes)29    fmt.Println(metadata.InstanceServiceAccounts)30    fmt.Println(metadata.InstanceServiceAccounts)

sshArgs

Using AI Code Generation

1import (2func main() {3    gce := gce{}4    fmt.Println(gce.sshArgs())5}6import (7func main() {8    gce := gce{}9    fmt.Println(gce.sshArgs())10}11./3.go:6: invalid operation: gce (variable of type gce) has no field or method sshArgs12./2.go:6: invalid operation: gce (variable of type gce) has no field or method sshArgs13./1.go:6: invalid operation: gce (variable of type gce) has no field or method sshArgs14func (g *gce) SshArgs() []string {15    return []string{"-i", g.sshKeyPath, "-o", "UserKnownHostsFile=/dev/null", "-o", "StrictHostKeyChecking=no"}16}

sshArgs

Using AI Code Generation

1import (2func main() {3    g := gce.New("project", "zone")4    fmt.Println(g.SshArgs("instance"))5}6import (7func main() {8    g := gce.New("project", "zone")9    fmt.Println(g.ScpArgs("instance", "file"))10}11import (12func main() {13    g := gce.New("project", "zone")14    fmt.Println(g.Ssh("instance", "command"))15}16import (17func main() {18    g := gce.New("project", "zone")19    fmt.Println(g.Scp("instance", "file", "destination"))20}21import (22func main() {23    g := gce.New("project", "zone")24    fmt.Println(g.Run("instance", "command"))25}26import (27func main() {28    g := gce.New("project", "zone")29    fmt.Println(g.Run("instance", "command"))30}31import (32func main() {33    g := gce.New("project", "zone")34    fmt.Println(g.Get("instance", "command"))35}36import (37func main() {38    g := gce.New("project", "zone")39    fmt.Println(g.Put("instance", "file", "destination"))40}

sshArgs

Using AI Code Generation

1func main(){2    gce := Gce{}3    fmt.Println(gce.sshArgs())4}5func main(){6    gce := Gce{}7    fmt.Println(gce.sshArgs())8}9func main(){10    gce := Gce{}11    fmt.Println(gce.sshArgs())12}13func main(){14    gce := Gce{}15    fmt.Println(gce.sshArgs())16}17func main(){18    gce := Gce{}19    fmt.Println(gce.sshArgs())20}21func main(){22    gce := Gce{}23    fmt.Println(gce.sshArgs())24}25func main(){26    gce := Gce{}27    fmt.Println(gce.sshArgs())28}29func main(){30    gce := Gce{}31    fmt.Println(gce.sshArgs())32}33func main(){34    gce := Gce{}35    fmt.Println(gce.sshArgs())36}37func main(){38    gce := Gce{}39    fmt.Println(gce.sshArgs())40}

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