Help Center/ CodeArts Build/ API Reference/ APIs/ Image Templates/ Obtaining an Image Template
Updated on 2025-08-21 GMT+08:00

Obtaining an Image Template

Function

This API is used to obtain the Dockerfile template.

Calling Method

For details, see Calling APIs.

URI

GET /v1/image/dockerfile-template

Table 1 Query Parameters

Parameter

Mandatory

Type

Description

image_id

Yes

String

Definition

Image template ID. You can obtain the ID by calling the API for obtaining the image template list.

Constraints

The value must comply with the regular expression ^[0-9a-z]{36}$.

Range

Use a 36-character string that includes digits and lowercase letters.

Default Value

N/A.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

User token. (The value of the X-Subject-Token response header is the user token.) It is obtained by calling the IAM API. For details, see Obtaining an IAM User Token.

Constraints

Global tenant tokens are not supported. Use a region-level token whose scope is project.

Range

N/A.

Default Value

N/A.

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

-

File

Definition

Obtained file.

Range

N/A.

Example Requests

GET https://{endpoint}/v1/image/dockerfile-template?image_id=e1579739-cd2e-11e9-b7c2-286ed489051f

Example Responses

Status code: 200

Dockerfile template file.

FROM swr.cn-north-6.myhuaweicloud.com/codeci/special_base_image:arm-centos7-base-1.0.1
USER build

SDK Sample Code

The SDK sample code is as follows.

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.codeartsbuild.v3.region.CodeArtsBuildRegion;
import com.huaweicloud.sdk.codeartsbuild.v3.*;
import com.huaweicloud.sdk.codeartsbuild.v3.model.*;


public class ShowDockerfileTemplateSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        CodeArtsBuildClient client = CodeArtsBuildClient.newBuilder()
                .withCredential(auth)
                .withRegion(CodeArtsBuildRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowDockerfileTemplateRequest request = new ShowDockerfileTemplateRequest();
        try {
            ShowDockerfileTemplateResponse response = client.showDockerfileTemplate(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}
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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkcodeartsbuild.v3.region.codeartsbuild_region import CodeArtsBuildRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcodeartsbuild.v3 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]

    credentials = BasicCredentials(ak, sk)

    client = CodeArtsBuildClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(CodeArtsBuildRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ShowDockerfileTemplateRequest()
        response = client.show_dockerfile_template(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    codeartsbuild "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/codeartsbuild/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/codeartsbuild/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/codeartsbuild/v3/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := codeartsbuild.NewCodeArtsBuildClient(
        codeartsbuild.CodeArtsBuildClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowDockerfileTemplateRequest{}
	response, err := client.ShowDockerfileTemplate(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

Dockerfile template file.

Error Codes

See Error Codes.