更新时间:2024-09-06 GMT+08:00
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创建大文件

功能介绍

该接口用于创建大文件(超过5G),获取分段上传URL。

调用方法

请参见如何调用API

URI

POST /v1/{project_id}/large-files

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID,获取方法请参考获取项目ID

请求参数

表2 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

String

用户Token。使用Token鉴权方式时必选。

通过调用IAM服务获取用户Token接口获取。

响应消息头中X-Subject-Token的值。

Authorization

String

使用AK/SK方式认证时必选,携带的鉴权信息。

X-Sdk-Date

String

使用AK/SK方式认证时必选,请求的发生时间。

格式为(YYYYMMDD'T'HHMMSS'Z')。

X-App-UserId

String

第三方用户ID。不允许输入中文。

表3 请求Body参数

参数

是否必选

参数类型

描述

file_name

String

文件名,不区分大小写,最大长度256,最小长度1。

file_size

Long

文件总的大小,最小1,最大536870912000。

取值范围:

1-536870912000

file_type

String

文件类型(默认提取文件后缀)。

asset_id

String

资产ID。

asset_file_category

String

文件在资产中的分类。每种资产类型包含的文件分类不同。

  • MAIN:主文件

  • OTHER:其他文件

file_multipart_count

Integer

ORI4K文件分段上传数量,默认值为1

取值范围:

1-100

默认取值:

1

响应参数

状态码: 200

表4 响应Header参数

参数

参数类型

描述

X-Request-Id

String

请求ID。

表5 响应Body参数

参数

参数类型

描述

file_id

String

文件ID。

upload_urls

Array of strings

文件分段上传URL。

状态码: 400

表6 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 401

表7 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 500

表8 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

请求示例

POST https://{endpoint}/v1/6a6a1f8354f64dd9b9a614def7b59d83/files

{
  "file_name" : "1.png",
  "file_type" : "zip",
  "asset_id" : "8cb2f48a2cb006154794741933421100",
  "asset_file_category" : "OTHER"
}

响应示例

状态码: 200

成功。

{
  "file_id" : "b2f8a9e9c39b6dc7ed4c0cfd67366c6a",
  "upload_urls" : [ "https://{endpoint}:443/0d697589d98091f12f92c0073501cd79/942e65a5fd219a2e01fb08d881cfadb9/ori4k.zip?AccessKeyId=BHFSP0ZDGFL6BLGHCNPK&Expires=1695532670&partNumber=1&uploadId=0000018AC154BC218415213228194267&Signature=FrLhTRdhMjpAFVb%2Ff%2BcGJQgvjlw%3D", "https://{endpoint}:443/0d697589d98091f12f92c0073501cd79/942e65a5fd219a2e01fb08d881cfadb9/ori4k.zip?AccessKeyId=BHFSP0ZDGFL6BLGHCNPK&Expires=1695532670&partNumber=2&uploadId=0000018AC154BC218415213228194267&Signature=FrLhTRdhMjpAFVb%2Ff%2BcGJQgvjlw%3D" ]
}

状态码: 400

{
  "error_code" : "MSS.00000003",
  "error_msg" : "Invalid parameter"
}

状态码: 401

{
  "error_code" : "MSS.00000001",
  "error_msg" : "Unauthorized"
}

状态码: 500

{
  "error_code" : "MSS.00000004",
  "error_msg" : "Internal Error"
}

SDK代码示例

SDK代码示例如下。

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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.metastudio.v1.region.MetaStudioRegion;
import com.huaweicloud.sdk.metastudio.v1.*;
import com.huaweicloud.sdk.metastudio.v1.model.*;


public class CreateLargeFileSolution {

    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");
        String projectId = "{project_id}";

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

        MetaStudioClient client = MetaStudioClient.newBuilder()
                .withCredential(auth)
                .withRegion(MetaStudioRegion.valueOf("<YOUR REGION>"))
                .build();
        CreateLargeFileRequest request = new CreateLargeFileRequest();
        LargeFilesCreateReq body = new LargeFilesCreateReq();
        body.withAssetFileCategory("OTHER");
        body.withAssetId("8cb2f48a2cb006154794741933421100");
        body.withFileType("zip");
        body.withFileName("1.png");
        request.withBody(body);
        try {
            CreateLargeFileResponse response = client.createLargeFile(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 huaweicloudsdkmetastudio.v1.region.metastudio_region import MetaStudioRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkmetastudio.v1 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"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

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

    try:
        request = CreateLargeFileRequest()
        request.body = LargeFilesCreateReq(
            asset_file_category="OTHER",
            asset_id="8cb2f48a2cb006154794741933421100",
            file_type="zip",
            file_name="1.png"
        )
        response = client.create_large_file(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"
    metastudio "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/metastudio/v1"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/metastudio/v1/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/metastudio/v1/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")
    projectId := "{project_id}"

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

    client := metastudio.NewMetaStudioClient(
        metastudio.MetaStudioClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.CreateLargeFileRequest{}
	request.Body = &model.LargeFilesCreateReq{
		AssetFileCategory: "OTHER",
		AssetId: "8cb2f48a2cb006154794741933421100",
		FileType: "zip",
		FileName: "1.png",
	}
	response, err := client.CreateLargeFile(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

成功。

400

请求传参异常,包含错误码及对应描述。

401

未鉴权或鉴权失败。

500

内部服务错误。

错误码

请参见错误码

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