KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use attemptToPullImage method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.attemptToPullImage

docker.go

Source:docker.go

...708			}709			if req.RegistryCred != "" {710				pullOpt.RegistryAuth = req.RegistryCred711			}712			if err := p.attemptToPullImage(ctx, tag, pullOpt); err != nil {713				return nil, err714			}715		}716	}717	dockerInput := &container.Config{718		Entrypoint:   req.Entrypoint,719		Image:        tag,720		Env:          env,721		ExposedPorts: exposedPortSet,722		Labels:       req.Labels,723		Cmd:          req.Cmd,724		Hostname:     req.Hostname,725		User:         req.User,726	}727	// prepare mounts728	mounts := mapToDockerMounts(req.Mounts)729	hostConfig := &container.HostConfig{730		ExtraHosts:   req.ExtraHosts,731		PortBindings: exposedPortMap,732		Mounts:       mounts,733		Tmpfs:        req.Tmpfs,734		AutoRemove:   req.AutoRemove,735		Privileged:   req.Privileged,736		NetworkMode:  req.NetworkMode,737		Resources:    req.Resources,738	}739	endpointConfigs := map[string]*network.EndpointSettings{}740	// #248: Docker allows only one network to be specified during container creation741	// If there is more than one network specified in the request container should be attached to them742	// once it is created. We will take a first network if any specified in the request and use it to create container743	if len(req.Networks) > 0 {744		attachContainerTo := req.Networks[0]745		nw, err := p.GetNetwork(ctx, NetworkRequest{746			Name: attachContainerTo,747		})748		if err == nil {749			endpointSetting := network.EndpointSettings{750				Aliases:   req.NetworkAliases[attachContainerTo],751				NetworkID: nw.ID,752			}753			endpointConfigs[attachContainerTo] = &endpointSetting754		}755	}756	networkingConfig := network.NetworkingConfig{757		EndpointsConfig: endpointConfigs,758	}759	resp, err := p.client.ContainerCreate(ctx, dockerInput, hostConfig, &networkingConfig, platform, req.Name)760	if err != nil {761		return nil, err762	}763	// #248: If there is more than one network specified in the request attach newly created container to them one by one764	if len(req.Networks) > 1 {765		for _, n := range req.Networks[1:] {766			nw, err := p.GetNetwork(ctx, NetworkRequest{767				Name: n,768			})769			if err == nil {770				endpointSetting := network.EndpointSettings{771					Aliases: req.NetworkAliases[n],772				}773				err = p.client.NetworkConnect(ctx, nw.ID, resp.ID, &endpointSetting)774				if err != nil {775					return nil, err776				}777			}778		}779	}780	c := &DockerContainer{781		ID:                resp.ID,782		WaitingFor:        req.WaitingFor,783		Image:             tag,784		imageWasBuilt:     req.ShouldBuildImage(),785		sessionID:         sessionID,786		provider:          p,787		terminationSignal: termSignal,788		skipReaper:        req.SkipReaper,789		stopProducer:      make(chan bool),790		logger:            p.Logger,791	}792	return c, nil793}794// attemptToPullImage tries to pull the image while respecting the ctx cancellations.795// Besides, if the image cannot be pulled due to ErrorNotFound then no need to retry but terminate immediately.796func (p *DockerProvider) attemptToPullImage(ctx context.Context, tag string, pullOpt types.ImagePullOptions) error {797	var (798		err  error799		pull io.ReadCloser800	)801	err = backoff.Retry(func() error {802		pull, err = p.client.ImagePull(ctx, tag, pullOpt)803		if err != nil {804			if _, ok := err.(errdefs.ErrNotFound); ok {805				return backoff.Permanent(err)806			}807			Logger.Printf("Failed to pull image: %s, will retry", err)808			return err809		}810		return nil...

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redisContainer, _ := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	defer redisContainer.Terminate(ctx)11	ip, _ := redisContainer.Host(ctx)12	port, _ := redisContainer.MappedPort(ctx, "6379")13	fmt.Println(ip, port.Int())14}15import (16func main() {17	ctx := context.Background()18	req := testcontainers.ContainerRequest{19		ExposedPorts: []string{"6379/tcp"},20		WaitingFor:   wait.ForListeningPort("6379/tcp"),21	}22	redisContainer, _ := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{23	})24	defer redisContainer.Terminate(ctx)25	ip, _ := redisContainer.Host(ctx)26	port, _ := redisContainer.MappedPort(ctx, "6379")27	fmt.Println(ip, port.Int())28}29import (30func main() {31	ctx := context.Background()32	req := testcontainers.ContainerRequest{33		ExposedPorts: []string{"6379/tcp"},34		WaitingFor:   wait.ForListeningPort("6379/tcp"),35	}36	redisContainer, _ := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{37	})38	defer redisContainer.Terminate(ctx)39	ip, _ := redisContainer.Host(ctx)

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForLog("Listening on port 80"),7	}8	_, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		panic(err)12	}13	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{14	})15	if err != nil {16		panic(err)17	}18	defer container.Terminate(ctx)19	ip, err := container.Host(ctx)20	if err != nil {21		panic(err)22	}23	port, err := container.MappedPort(ctx, "80")24	if err != nil {25		panic(err)26	}27	time.Sleep(5 * time.Second)28}

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redis, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		panic(err)12	}13	defer redis.Terminate(ctx)14	ip, err := redis.Host(ctx)15	if err != nil {16		panic(err)17	}18	port, err := redis.MappedPort(ctx, "6379/tcp")19	if err != nil {20		panic(err)21	}22	fmt.Printf("Redis is available at %s:%s", ip, port.Port())23}

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForLog("Serving HTTP on

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	cli, err := testcontainers.NewDockerClient()5	if err != nil {6		panic(err)7	}8	_, err = cli.AttemptToPullImage(ctx, "alpine:3.7")9	if err != nil {10		log.Fatalf("Could not pull image: %s", err)11	}12}13func (d *DockerClient) PullImage(ctx context.Context, image string, options types.ImagePullOptions) (io.ReadCloser, error)14import (15func main() {16	ctx := context.Background()17	cli, err := testcontainers.NewDockerClient()18	if err != nil {19		panic(err)20	}21	_, err = cli.PullImage(ctx, "alpine:3.7", types.ImagePullOptions

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	_, err := testcontainers.GenericContainer(context.Background(), testcontainers.GenericContainerRequest{4		ContainerRequest: testcontainers.ContainerRequest{5			ExposedPorts: []string{"80/tcp"},6			WaitingFor:   wait.ForLog("Serving HTTP on

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, playground")4	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()5}6import (7func main() {8	fmt.Println("Hello, playground")9	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()10}11import (12func main() {13	fmt.Println("Hello, playground")14	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()15}16import (17func main() {18	fmt.Println("Hello, playground")19	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()20}21import (22func main() {23	fmt.Println("Hello, playground")24	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()25}26import (27func main() {28	fmt.Println("Hello, playground")29	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()30}31import (32func main() {33	fmt.Println("Hello, playground")34	testcontainers.NewLocalDockerImage("redis", "5.0.5").Pull()35}36import (

attemptToPullImage

Using AI Code Generation

1import (2func main() {3	_, err := testcontainers.GenericContainer(context.Background(), testcontainers.GenericContainerRequest{4		ContainerRequest: testcontainers.ContainerRequest{5		},6	})7	if err != nil {8		fmt.Println("Error occurred while pulling image from dockerhub")9		os.Exit(1)10	}11}12import (13func main() {14	_, err := testcontainers.GenericContainer(context.Background(), testcontainers.GenericContainerRequest{15		ContainerRequest: testcontainers.ContainerRequest{16		},17	})18	if err != nil {19		fmt.Println("Error occurred while pulling image from dockerhub")20		os.Exit(1)21	}22}23import (24func main() {25	_, err := testcontainers.GenericContainer(context.Background(), testcontainers.GenericContainerRequest{26		ContainerRequest: testcontainers.ContainerRequest{27		},28	})29	if err != nil {30		fmt.Println("Error occurred while pulling image from dockerhub")31		os.Exit(1)32	}33}34import (35func main() {36	_, err := testcontainers.GenericContainer(context.Background(), testcontainers.GenericContainerRequest{

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.