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How to use asyncPortForward method of commands Package

Best Testkube code snippet using commands.asyncPortForward

dashboard.go

Source:dashboard.go

...46				}47			}()48			// if not global dasboard - we'll try to port-forward current cluster API49			if !useGlobalDashboard {50				command, err := asyncPortForward(namespace, DashboardName, dashboardLocalPort, DashboardPort)51				ui.PrintOnError("port forwarding dashboard endpoint", err)52				commandsToKill = append(commandsToKill, command)53			}54			command, err := asyncPortForward(namespace, ApiServerName, ApiServerPort, ApiServerPort)55			ui.PrintOnError("port forwarding api endpoint", err)56			commandsToKill = append(commandsToKill, command)57			// check for api and dasboard to be ready58			ready, err := readinessCheck(apiAddress, dashboardAddress)59			ui.PrintOnError("checking readiness of services", err)60			ui.Debug("Endpoints readiness", fmt.Sprintf("%v", ready))61			// open browser62			// open browser63			err = open.Run(dashboardAddress)64			ui.PrintOnError("openning dashboard", err)65			// wait for Ctrl/Cmd + c signal to clear everything66			c := make(chan os.Signal, 1)67			signal.Notify(c, os.Interrupt)68			ui.NL()69			ui.Success("The dashboard is accessible here:", dashboardAddress)70			ui.Success("The API is accessible here:", apiAddress+"/info")71			ui.Success("Port forwarding is started for the test results endpoint, hit Ctrl+c (or Cmd+c) to stop")72			s := <-c73			fmt.Println("Got signal:", s)74		},75	}76	cmd.Flags().StringVarP(&namespace, "namespace", "", "testkube", "namespace where the testkube is installed")77	cmd.Flags().BoolVar(&useGlobalDashboard, "use-global-dashboard", false, "use global dashboard for viewing testkube results")78	return cmd79}80func readinessCheck(apiURI, dashboardURI string) (bool, error) {81	const readinessCheckTimeout = 30 * time.Second82	client := http.NewClient()83	ticker := time.NewTicker(readinessCheckTimeout)84	defer ticker.Stop()85	for {86		select {87		case <-ticker.C:88			return false, fmt.Errorf("timed-out waiting for dashboard and api")89		default:90			apiResp, err := client.Get(apiURI + "/info")91			if err != nil {92				continue93			}94			dashboardResp, err := client.Get(dashboardURI)95			if err != nil {96				continue97			}98			if apiResp.StatusCode < 400 && dashboardResp.StatusCode < 400 {99				return true, nil100			}101		}102	}103}104func asyncPortForward(namespace, deploymentName string, localPort, clusterPort int) (command *exec.Cmd, err error) {105	fullDeploymentName := fmt.Sprintf("deployment/%s", deploymentName)106	ports := fmt.Sprintf("%d:%d", localPort, clusterPort)107	return process.ExecuteAsync("kubectl", "port-forward", "--namespace", namespace, fullDeploymentName, ports)108}109func localPortCheck(port int) error {110	ln, err := net.Listen("tcp", ":"+fmt.Sprint(port))111	if err != nil {112		return err113	}114	ln.Close()115	return nil116}117func getDashboardLocalPort() (int, error) {118	for port := DashboardLocalPort; port <= maxPortNumber; port++ {...

asyncPortForward

Using AI Code Generation

1import (2func main() {3	kubeconfig := os.Getenv("KUBECONFIG")4	if kubeconfig == "" {5		fmt.Println("KUBECONFIG env variable not set")6		os.Exit(1)7	}8	clientConfig, err := clientcmd.LoadFromFile(kubeconfig)9	if err != nil {10		fmt.Println("Error while reading kubeconfig file:", err)11		os.Exit(1)12	}13	if !ok {14		fmt.Println("Error while reading context from kubeconfig file")15		os.Exit(1)16	}17	if !ok {18		fmt.Println("Error while reading cluster from kubeconfig file")19		os.Exit(1)20	}21	if !ok {22		fmt.Println("Error while reading user from kubeconfig file")23		os.Exit(1)24	}25	config := &api.Config{26		Clusters: map[string]*api.Cluster{27		},28		AuthInfos: map[string]*api.AuthInfo{29		},30		Contexts: map[string]*api.Context{31		},32	}33	client, err := unversioned.New(config)34	if err != nil {35		fmt.Println("Error while creating client:", err)36		os.Exit(1)37	}

asyncPortForward

Using AI Code Generation

1import (2func main() {3	var (4		namespace = flag.String("namespace", "default", "Namespace for the pod")5		pod       = flag.String("pod", "", "Pod name")6		container = flag.String("container", "", "Container name")7		localPort = flag.Int("localPort", 0, "Local port")8		remotePort = flag.Int("remotePort", 0, "Remote port")9	flag.Parse()10	if *pod == "" || *container == "" || *localPort == 0 || *remotePort == 0 {11		log.Fatalf("You must specify pod, container, localPort and remotePort")12	}13	config, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(14		&clientcmd.ClientConfigLoadingRules{ExplicitPath: os.Getenv("HOME") + "/.kube/config"},15		&clientcmd.ConfigOverrides{}).ClientConfig()16	if err != nil {17		log.Fatalf("error creating config: %v", err)18	}19	client, err := client.New(config)20	if err != nil {21		log.Fatalf("error creating client: %v", err)22	}23	podClient := client.Pods(*namespace)24	pod, err := podClient.Get(*pod)25	if err != nil {26		log.Fatalf("error getting pod: %v", err)27	}28	selector := labels.Set{"name": pod.Name}.AsSelector()29	options := client.ListOptions{LabelSelector: selector, FieldSelector: fields.Everything()}30	w, err := podClient.Watch(options)31	if err != nil {32		log.Fatalf("error watching pod: %v", err)33	}34	_, err = util.Until(func() (interface{}, bool, error) {35		e, ok := <-w.ResultChan()36		if !ok {37			return nil, false, fmt.Errorf("watch channel closed")38		}39		if e.Type != "MODIFIED" {40		}

asyncPortForward

Using AI Code Generation

1import (2type PortForwardOptions struct {3	StopChannel   chan struct{}4	ReadyChannel  chan struct{}5	StopParent    chan struct{}6	StopChild     chan struct{}7	StopParentFn  func()8	StopChildFn   func()9	StopParentFn2 func()10	StopChildFn2  func()11}12func NewCmdPortForward(fullName string, f *clientcmd.Factory, out, errOut io.Writer) *cobra.Command {13	options := &PortForwardOptions{14	}15	cmd := &cobra.Command{16		Run: func(cmd *cobra.Command, args []string) {

asyncPortForward

Using AI Code Generation

1import (2func main() {3	service, err := instance.NewPowerVSClient(helpers.POWER_REGION_NAME, os.Getenv("IBMCLOUD_API_KEY"), &core.APIKeyAuthenticator{})4	if err != nil {5		fmt.Println(err)6	}7	pvmInstanceC := service.GetPVMInstanceClient()8	pfRule := models.PortForwardingRule{9		SourceIP:   core.StringPtr("

asyncPortForward

Using AI Code Generation

1import (2func main() {3    cmd := exec.Command("ls", "-l")4    stdout, err := cmd.StdoutPipe()5    if err != nil {6        fmt.Println(err)7        os.Exit(1)8    }9    if err := cmd.Start(); err != nil {10        fmt.Println(err)11        os.Exit(1)12    }13    output := make([]byte, 1024)14    for {15        n, err := stdout.Read(output)16        if err != nil {17        }18        fmt.Println(string(output[:n]))19    }20    if err := cmd.Wait(); err != nil {21        fmt.Println(err)22        os.Exit(1)23    }24    stdout.Close()25    time.Sleep(time.Second)26}27import (28func main() {29    cmd := exec.Command("ls", "-l")30    stdout, err := cmd.StdoutPipe()31    if err != nil {32        fmt.Println(err)33        os.Exit(1)34    }35    if err := cmd.Start(); err != nil {36        fmt.Println(err)37        os.Exit(1)38    }39    output := make([]byte, 1024)40    for {41        n, err := stdout.Read(output

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