Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

Automation Advisor
Syzkaller
gce
waitForConsoleConnect

How to use waitForConsoleConnect method of gce Package

Best Syzkaller code snippet using gce.waitForConsoleConnect

gce.go

Source:gce.go

...231	if inst.env.OS == "windows" {232		decoder = kd.Decode233	}234	merger.AddDecoder("console", conRpipe, decoder)235	if err := waitForConsoleConnect(merger); err != nil {236		con.Process.Kill()237		merger.Wait()238		return nil, nil, err239	}240	sshRpipe, sshWpipe, err := osutil.LongPipe()241	if err != nil {242		con.Process.Kill()243		merger.Wait()244		sshRpipe.Close()245		return nil, nil, err246	}247	if inst.env.OS == "linux" {248		if inst.sshUser != "root" {249			command = fmt.Sprintf("sudo bash -c '%v'", command)250		}251	}252	args := append(vmimpl.SSHArgs(inst.debug, inst.sshKey, 22), inst.sshUser+"@"+inst.ip, command)253	ssh := osutil.Command("ssh", args...)254	ssh.Stdout = sshWpipe255	ssh.Stderr = sshWpipe256	if err := ssh.Start(); err != nil {257		con.Process.Kill()258		merger.Wait()259		sshRpipe.Close()260		sshWpipe.Close()261		return nil, nil, fmt.Errorf("failed to connect to instance: %v", err)262	}263	sshWpipe.Close()264	merger.Add("ssh", sshRpipe)265	errc := make(chan error, 1)266	signal := func(err error) {267		select {268		case errc <- err:269		default:270		}271	}272	go func() {273		select {274		case <-time.After(timeout):275			signal(vmimpl.ErrTimeout)276		case <-stop:277			signal(vmimpl.ErrTimeout)278		case <-inst.closed:279			signal(fmt.Errorf("instance closed"))280		case err := <-merger.Err:281			con.Process.Kill()282			ssh.Process.Kill()283			merger.Wait()284			con.Wait()285			if cmdErr := ssh.Wait(); cmdErr == nil {286				// If the command exited successfully, we got EOF error from merger.287				// But in this case no error has happened and the EOF is expected.288				err = nil289			} else if merr, ok := err.(vmimpl.MergerError); ok && merr.R == conRpipe {290				// Console connection must never fail. If it does, it's either291				// instance preemption or a GCE bug. In either case, not a kernel bug.292				log.Logf(1, "%v: gce console connection failed with %v", inst.name, merr.Err)293				err = vmimpl.ErrTimeout294			} else {295				// Check if the instance was terminated due to preemption or host maintenance.296				time.Sleep(5 * time.Second) // just to avoid any GCE races297				if !inst.GCE.IsInstanceRunning(inst.name) {298					log.Logf(1, "%v: ssh exited but instance is not running", inst.name)299					err = vmimpl.ErrTimeout300				}301			}302			signal(err)303			return304		}305		con.Process.Kill()306		ssh.Process.Kill()307		merger.Wait()308		con.Wait()309		ssh.Wait()310	}()311	return merger.Output, errc, nil312}313func waitForConsoleConnect(merger *vmimpl.OutputMerger) error {314	// We've started the console reading ssh command, but it has not necessary connected yet.315	// If we proceed to running the target command right away, we can miss part316	// of console output. During repro we can crash machines very quickly and317	// would miss beginning of a crash. Before ssh starts piping console output,318	// it usually prints:319	// "serialport: Connected to ... port 1 (session ID: ..., active connections: 1)"320	// So we wait for this line, or at least a minute and at least some output.321	timeout := time.NewTimer(time.Minute)322	defer timeout.Stop()323	connectedMsg := []byte("serialport: Connected")324	permissionDeniedMsg := []byte("Permission denied (publickey)")325	var output []byte326	for {327		select {...

waitForConsoleConnect

Using AI Code Generation

1import (2        "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer"3func main() {4        log := logging.NewToolLogger("test")5        gce := importer.NewGCEClient(log)6        gce.WaitForConsoleConnect("test-zone", "test-instance", 10)7        fmt.Println("done")8}9import (10        "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer"11func main() {12        log := logging.NewToolLogger("test")13        gce := importer.NewGCEClient(log)14        gce.WaitForConsoleConnect("test-zone", "test-instance", 10)15        fmt.Println("done")16}17go test -v -count=1 -timeout=30m -run TestGCEClient_WaitForConsoleConnect github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer18go test -v -count=1 -timeout=30m -run TestGCEClient_WaitForConsoleConnect github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer

waitForConsoleConnect

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    gce := new(googlecompute.Builder)5    gce.waitForConsoleConnect()6}7import (8func main() {9    fmt.Println("Hello, playground")10    gce := new(googlecompute.Builder)11    gce.waitForConsoleConnect()12}

waitForConsoleConnect

Using AI Code Generation

1import (2func main() {3    if metadata.OnGCE() {4        gce, err = compute.New(google.DefaultClient(oauth2.NoContext, compute.ComputeScope))5        if err != nil {6            fmt.Println(err)7            os.Exit(1)8        }9    } else {10        fmt.Println("Not running on GCE")11        os.Exit(1)12    }13    op, err := gce.Instances.WaitForSerialPortOutput(project, zone, instance, &compute.SerialPortOutputRequest{14    }).Do()15    if err != nil {16        if e, ok := err.(*googleapi.Error); ok {17            fmt.Println(e.Code)18            fmt.Println(e.Body)19        }20        fmt.Println(err)21        os.Exit(1)22    }23    fmt.Println(op.Contents)24}25{26  "error": {27      {28      }29  }30}31import (

waitForConsoleConnect

Using AI Code Generation

1import (2    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/cli"3    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer"4    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer/bootable_disk_processor"5    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer/metadata_processor"6    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer/processor"7    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer/scratch_disk"8    "github.com/GoogleCloudPlatform/compute-image-tools/cli_tools/gce_vm_image_import/importer/utils"9func TestImportImage(t *testing.T) {

waitForConsoleConnect

Using AI Code Generation

1func main() {2    gce, err := gce.NewGCEClient()3    if err != nil {4        fmt.Println(err)5    }6    gce.waitForConsoleConnect()7}8func main() {9    gce, err := gce.NewGCEClient()10    if err != nil {11        fmt.Println(err)12    }13    gce.waitForConsoleConnect()14}15func main() {16    gce, err := gce.NewGCEClient()17    if err != nil {18        fmt.Println(err)19    }20    gce.waitForConsoleConnect()21}22func main() {23    gce, err := gce.NewGCEClient()24    if err != nil {25        fmt.Println(err)26    }27    gce.waitForConsoleConnect()28}29func main() {30    gce, err := gce.NewGCEClient()31    if err != nil {32        fmt.Println(err)33    }34    gce.waitForConsoleConnect()35}36func main() {37    gce, err := gce.NewGCEClient()38    if err != nil {39        fmt.Println(err)40    }41    gce.waitForConsoleConnect()42}43func main() {44    gce, err := gce.NewGCEClient()45    if err != nil {46        fmt.Println(err)47    }48    gce.waitForConsoleConnect()49}50func main() {51    gce, err := gce.NewGCEClient()52    if err != nil {53        fmt.Println(err)54    }55    gce.waitForConsoleConnect()56}57func main() {58    gce, err := gce.NewGCEClient()59    if err != nil {60        fmt.Println(err)61    }

waitForConsoleConnect

Using AI Code Generation

1import (2func main() {3 gce := gce.New()4 gce.waitForConsoleConnect()5 fmt.Println("Console connected")6}

waitForConsoleConnect

Using AI Code Generation

1import (2func main() {3    if len(os.Args) != 6 {4        fmt.Println("Usage: 2.go <instance> <zone> <project> <timeout> <period>")5        os.Exit(1)6    }7    timeout, err = time.ParseDuration(os.Args[4])8    if err != nil {9        fmt.Println("Error parsing timeout")10        os.Exit(1)11    }12    period, err = time.ParseDuration(os.Args[5])13    if err != nil {14        fmt.Println("Error parsing period")15        os.Exit(1)16    }17    g, err = gce.New()18    if err != nil {19        fmt.Println("Error creating gce object")20        os.Exit(1)21    }22    result, err = g.waitForConsoleConnect(instance, zone, project, timeout, period)23    if err != nil {24        fmt.Println("Error waiting for console connect")25        os.Exit(1)26    }27    fmt.Println("Console connect result is: ", result)28}

waitForConsoleConnect

Using AI Code Generation

1import (2func main() {3    gce := new(gce)4    fmt.Println("Waiting for console to connect")5    err := gce.waitForConsoleConnect()6    if err != nil {7        fmt.Println("Error while waiting for console to connect")8        fmt.Println(err)9    }10}11import (12type gce struct {13}14func (gce *gce) waitForConsoleConnect() error {15}16import (17func main() {18    fmt.Println("Waiting for console to connect")19    err := gce.waitForConsoleConnect()20    if err != nil {21        fmt.Println("Error while waiting for console to connect")22        fmt.Println(err)23    }24}25import (26func waitForConsoleConnect() error {27}28import (29func main() {30    fmt.Println("Waiting for console to connect")31    err := gce.wait()32    if err != nil {33        fmt.Println("Error while waiting for console to connect

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.