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词汇表

CreateDataFlow

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最后更新时间: 2026-03-24 17:02:31

1. API Description

Domain name for API request: cfs.intl.tencentcloudapi.com.

This API is used to create a data flow.

A maximum of 20 requests can be initiated per second for this API.

We recommend you to use API Explorer
Try it
API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common Params. The value used for this API: CreateDataFlow.
Version Yes String Common Params. The value used for this API: 2019-07-19.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
FileSystemId Yes String File system ID, which can be obtained by querying the file system through the DescribeCfsFileSystems api.
SourceStorageType Yes String Source data type; includes S3_COS, S3_L5.
SourceStorageAddress Yes String Source storage address.
SourcePath Yes String Source path.
TargetPath Yes String Target path in the file system.
SecretId Yes String Key ID.
SecretKey Yes String key.
DataFlowName No String Data flow name, supports no more than 64 characters in length, supports chinese, numbers, _, and -.
AutoRefresh No Integer 0: disable auto-update 1: enable auto-update.
UserKafkaTopic No String Topic Parameter used by KafkaConsumer during consumption
ServerAddr No String Service address example value: kafkaconsumer-ap-beijing.cls.tencentyun.com:9095.
UserName No String Kafka consuming user name. example value: name.
Password No String Kafka consuming user password. default ${SecretId}#${SecretKey}.

3. Output Parameters

Parameter Name Type Description
DataFlowId String Data flow manage ID.
RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Creating a Data Flow

Input Example

POST / HTTP/1.1
Host: cfs.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateDataFlow
<Common request parameters>

{
    "FileSystemId": "cfs-44d53b63e",
    "SourceStorageType": "S3_COS",
    "SourceStorageAddress": "https://aileen-data-flow-1251000004.cos.ap-guangzhou.myqcloud.com",
    "SourcePath": "test3",
    "TargetPath": "/cfs/test11",
    "SecretId": "AKIDbzzYj65vue75sC1yg8P4cyBHBpLk",
    "SecretKey": "onE8m9NN82ik6h3FCvXt2uc3Sjp",
    "DataFlowName": "abctest"
}

Output Example

{
    "Response": {
        "DataFlowId": "cfs-dataflow-4f827203",
        "RequestId": "c5369436-a47c-4504-9cfa-f1f40c2c969f"
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
InvalidParameterValue.InvalidDataFlowName Invalid data flow name.
InvalidParameterValue.InvalidDataFlowSourceInfo Parameter value error: invalid data flow source information. check the key and path.
InvalidParameterValue.InvalidDataFlowSourceStorageType Parameter value error: data flow source storage type invalid.
InvalidParameterValue.InvalidDataFlowTargetPath Parameter value error: data flow target path invalid.
InvalidParameterValue.InvalidFileSystemId FileSystemId is invalid.
InvalidParameterValue.InvalidLifecycleDataTaskType Parameter value error: lifecycle task type invalid.
ResourceInsufficient.DataFlowLimitExceeded Insufficient resources: the number of data flows exceeds the limit.
ResourceNotFound.FileSystemNotFound The file system does not exist.

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