Help Center/ Object Storage Service/ SDK Reference/ Go/ Buckets (SDK for Go)/ Configuring a Custom Domain Name for a Bucket (SDK for Go)
Updated on 2024-06-21 GMT+08:00

Configuring a Custom Domain Name for a Bucket (SDK for Go)

Function

This API configures a custom domain name for a bucket.

Restrictions

Method

func (obsClient ObsClient) SetBucketCustomDomain(input *SetBucketCustomDomainInput) (output *BaseModel, err error)

Request Parameters

Table 1 List of request parameters

Parameter

Type

Mandatory (Yes/No)

Description

input

*SetBucketCustomDomainInput

Yes

Explanation:

Input parameters for configuring a custom domain name for the bucket. For details, see Table 2.

Table 2 SetBucketCustomDomainInput

Parameter

Type

Mandatory (Yes/No)

Description

Bucket

string

Yes

Explanation:

Bucket name

Restrictions:

  • A bucket name must be unique across all accounts and regions.
  • A bucket name:
    • Must be 3 to 63 characters long and start with a digit or letter. Lowercase letters, digits, hyphens (-), and periods (.) are allowed.
    • Cannot be formatted as an IP address.
    • Cannot start or end with a hyphen (-) or period (.).
    • Cannot contain two consecutive periods (..), for example, my..bucket.
    • Cannot contain a period (.) and a hyphen (-) adjacent to each other, for example, my-.bucket or my.-bucket.
  • If you repeatedly create buckets of the same name in the same region, no error will be reported and the bucket attributes comply with those set in the first creation request.

Default value:

None

CustomDomain

string

Yes

Explanation:

Custom domain name to configure

Restrictions:

The value must comply with the domain name rules.

Default value:

The value can be up to 256 bytes.

Default value:

None

Responses

Table 3 List of returned results

Parameter

Type

Description

output

*BaseModel

Explanation:

Returned results. For details, see Table 4.

err

error

Explanation:

Error messages returned by the API

Table 4 BaseModel

Parameter

Type

Description

StatusCode

int

Explanation:

HTTP status code

Value range:

A status code is a group of digits that can be 2xx (indicating successes) or 4xx or 5xx (indicating errors). It indicates the status of a response. For more information, see Status Code.

Default value:

None

RequestId

string

Explanation:

Request ID returned by the OBS server

Default value:

None

ResponseHeaders

map[string][]string

Explanation:

HTTP response headers

Default value:

None

Code Examples

This example configures user-defined domain name www.example.com for bucket examplebucket.

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package main
import (
    "fmt"
    "os"
    obs "github.com/huaweicloud/huaweicloud-sdk-go-obs/obs"
)
func main() {
    //Obtain an AK/SK pair using environment variables or import an AK/SK pair in other ways. Using hard coding may result in leakage.
    //Obtain an AK/SK pair on the management console. For details, see https://support.huaweicloud.com/eu/usermanual-ca/ca_01_0003.html.
    ak := os.Getenv("AccessKeyID")
    sk := os.Getenv("SecretAccessKey")
    // (Optional) If you use a temporary AK/SK pair and a security token to access OBS, you are advised not to use hard coding to reduce leakage risks. You can obtain an AK/SK pair using environment variables or import an AK/SK pair in other ways.
    securityToken := os.Getenv("SecurityToken")
    // Enter the endpoint corresponding to the bucket. EU-Dublin is used here as an example. Replace it with the one currently in use.
    endPoint := "https://obs.eu-west-101.myhuaweicloud.eu" 
    // Create an obsClient instance.
    // If you use a temporary AK/SK pair and a security token to access OBS, use the obs.WithSecurityToken method to specify a security token when creating an instance.
    obsClient, err := obs.New(ak, sk, endPoint, obs.WithSecurityToken(securityToken))
    if err != nil {
        fmt.Printf("Create obsClient error, errMsg: %s", err.Error())
    }
    input := &obs.SetBucketCustomDomainInput{}
    // Specify a bucket name.
    input.Bucket = "examplebucket"
    // Specify a user-defined domain name (www.example.com as an example) for the bucket.
    input.CustomDomain = "www.example.com"
    // Configure a user-defined domain name for the bucket.
    output, err := obsClient.SetBucketCustomDomain(input)
    if err == nil {
        fmt.Printf("Set bucket(%s)'s customdomain successful!\n", input.Bucket)
        fmt.Printf("RequestId:%s\n", output.RequestId)
        return
    }
    fmt.Printf("Set bucket(%s)'s customdomain fail!\n", input.Bucket)
    if obsError, ok := err.(obs.ObsError); ok {
        fmt.Println("An ObsError was found, which means your request sent to OBS was rejected with an error response.")
        fmt.Println(obsError.Error())
    } else {
        fmt.Println("An Exception was found, which means the client encountered an internal problem when attempting to communicate with OBS, for example, the client was unable to access the network.")
        fmt.Println(err)
    }
}