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How to use readHostname method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.readHostname

docker_test.go

Source:docker_test.go

...1624		Started:          true,1625	})1626	require.NoError(t, err)1627	terminateContainerOnEnd(t, ctx, container)1628	if actualHostname := readHostname(t, container.GetContainerID()); actualHostname != hostname {1629		t.Fatalf("expected hostname %s, got %s", hostname, actualHostname)1630	}1631}1632func readHostname(tb testing.TB, containerId string) string {1633	containerClient, _, _, err := NewDockerClient()1634	if err != nil {1635		tb.Fatalf("Failed to create Docker client: %v", err)1636	}1637	containerDetails, err := containerClient.ContainerInspect(context.Background(), containerId)1638	if err != nil {1639		tb.Fatalf("Failed to inspect container: %v", err)1640	}1641	return containerDetails.Config.Hostname1642}1643func TestDockerContainerCopyFileToContainer(t *testing.T) {1644	ctx := context.Background()1645	nginxC, err := GenericContainer(ctx, GenericContainerRequest{1646		ProviderType: providerType,...

readHostname

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		Cmd:          []string{"echo", "hello world"},7		WaitingFor:   wait.ForLog("hello world"),8	}

readHostname

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForListeningPort("80/tcp"),7		Cmd:          []string{"echo", "hello world"},8	}9	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		panic(err)13	}14	defer c.Terminate(ctx)15	ip, err := c.Host(ctx)16	if err != nil {17		panic(err)18	}19	port, err := c.MappedPort(ctx, "80")20	if err != nil {21		panic(err)22	}23	fmt.Println(ip, port.Int())24}

readHostname

Using AI Code Generation

1import (2func main() {3    ctx := context.Background()4    req := testcontainers.ContainerRequest{5        Cmd:          []string{"cat", "/etc/hostname"},6        WaitingFor:   wait.ForLog("test"),7    }8    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9    })10    if err != nil {11        log.Fatal(err)12    }13    defer container.Terminate(ctx)14    hostname, err := container.Exec(ctx, []string{"cat", "/etc/hostname"})15    if err != nil {16        log.Fatal(err)17    }18    fmt.Println(hostname)19}

readHostname

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, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		panic(err)12	}13	defer redisContainer.Terminate(ctx)14	ip, err := redisContainer.Host(ctx)15	if err != nil {16		panic(err)17	}18	port, err := redisContainer.MappedPort(ctx, "6379")19	if err != nil {20		panic(err)21	}22	redisClient := redis.NewClient(&redis.Options{23		Addr: ip + ":" + port.Port(),24	})25	_, err = redisClient.Ping().Result()26	if err != nil {27		panic(err)28	}29	fmt.Println("Connected to Redis!")30}31import (32func main() {33	ctx := context.Background()34	req := testcontainers.ContainerRequest{35		ExposedPorts: []string{"6379/tcp"},36		WaitingFor:   wait.ForListeningPort("6379/tcp"),37	}38	redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{39	})40	if err != nil {41		panic(err)42	}43	defer redisContainer.Terminate(ctx)44	ip, err := redisContainer.Host(ctx)45	if err != nil {46		panic(err)47	}48	port, err := redisContainer.MappedPort(ctx, "6379")49	if err != nil {50		panic(err)51	}52	redisClient := redis.NewClient(&redis.Options{

readHostname

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"5432/tcp"},6		WaitingFor:   wait.ForListeningPort("5432/tcp"),7	}8	postgresContainer, _ := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	ip, _ := postgresContainer.Host(ctx)11	port, _ := postgresContainer.MappedPort(ctx, "5432/tcp")12	fmt.Println(ip, port.Int())13	postgresContainer.Terminate(ctx)14}15github.com/testcontainers/testcontainers-go.(*dockerContainer).MappedPort(0xc0000b6000, 0x9b7e20, 0xc0000b4000, 0xc0000b4000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)

readHostname

Using AI Code Generation

1import (2func main() {3	hostname, _ := testcontainers.DefaultDockerClient.ReadHostname()4	fmt.Println(hostname)5}6import (7func main() {8	hostname, _ := testcontainers.NewDockerClient(nil, nil).ReadHostname()9	fmt.Println(hostname)10}

readHostname

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    hostname := testcontainers.ReadHostname()5    fmt.Println(hostname)6}7import (8func ReadHostname() string {9    file, err := os.Open("hostname")10    if err != nil {11        fmt.Println(err)12    }13    defer file.Close()14    scanner := bufio.NewScanner(file)15    for scanner.Scan() {16        hostname = scanner.Text()17    }18}19Your name to display (optional):20Your name to display (optional):

readHostname

Using AI Code Generation

1import (2func main() {3	req := testcontainers.ContainerRequest{4		Cmd:          []string{"bash", "-c", "while true; do hostname > /tmp/hostname; sleep 1; done"},5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForLog("listening on IPv4 address"),7	}8	ctx := context.Background()9	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		panic(err)13	}14	ip, err := container.Host(ctx)15	if err != nil {16		panic(err)17	}18	port, err := container.MappedPort(ctx, "80")19	if err != nil {20		panic(err)21	}22	fmt.Println(ip, port.Int())23	hostname, err := readHostname(ip, port.Int())24	if err != nil {25		panic(err)26	}27	fmt.Println(hostname)28	err = container.Terminate(ctx)29	if err != nil {30		panic(err)31	}32}33import (34func main() {35	req := testcontainers.ContainerRequest{36		Cmd:          []string{"bash", "-c", "while true; do hostname > /tmp/hostname; sleep 1; done"},37		ExposedPorts: []string{"80/tcp"},38		WaitingFor:   wait.ForLog("listening on IPv4 address"),39	}40	ctx := context.Background()41	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{

readHostname

Using AI Code Generation

1func main() {2    hostname := testcontainers.readHostname()3    fmt.Printf("Hostname is: %s4}5import (6func readHostname() string {7    out, err := exec.Command("hostname").Output()8    if err != nil {9        fmt.Printf("%s", err)10    }11    hostname := string(out[:])12}

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