Last updated: 2020-10-23 10:08:38

    1. API Description

    Domain name for API request:

    This API is used to create a trigger based on the input parameters.

    A maximum of 100 requests can be initiated per second for this API.

    Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example:

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    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 parameter. The value used for this API: CreateTrigger.
    Version Yes String Common parameter. The value used for this API: 2018-04-16.
    Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
    FunctionName Yes String Name of the function bound to the new trigger
    TriggerName Yes String Name of a new trigger. For a timer trigger, the name can contain up to 100 letters, digits, dashes, and underscores; for a COS trigger, it should be an access domain name of the corresponding COS bucket applicable to the XML API (e.g.,; for other triggers, please see the descriptions of parameters bound to the specific trigger.
    Type Yes String Trigger type. Currently, COS, CMQ, timer, and ckafka triggers are supported.
    TriggerDesc No String For parameters of triggers, see Trigger Description
    Namespace No String Function namespace
    Qualifier No String Function version
    Enable No String Initial enabling status of the trigger. OPEN indicates enabled, and CLOSE indicates disabled.
    CustomArgument No String Custom argument, supporting only the timer trigger.

    3. Output Parameters

    Parameter Name Type Description
    TriggerInfo Trigger Trigger information
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1 Creating a trigger

    This example shows you how to use this function to create a trigger.

    Input Example
    &<Common Request Parameters>

    Output Example

      "Response": {
        "RequestId": "eac6b301-a322-493a-8e36-83b295459397"

    5. Developer Resources

    API Explorer

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    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
    FailedOperation Operation failed.
    FailedOperation.ApiGateway Failed to create the API gateway trigger.
    FailedOperation.Apigw Failed to create the trigger.
    FailedOperation.Cos Failed to operate on the COS resources.
    FailedOperation.CreateTrigger This operation is not supported in the current function state.
    InternalError.ApiGateway Internal errors occurred during the creation of the apigw trigger.
    InternalError.Ckafka ckafka API failure.
    InternalError.Cmq Failed to delete the cmq trigger.
    InternalError.Cos Failed to update the trigger.
    InternalError.System Internal system error.
    InvalidParameterValue Incorrect parameter value.
    InvalidParameterValue.ApiGateway ApiGateway parameter error.
    InvalidParameterValue.Cdn Cdn error.
    InvalidParameterValue.Ckafka Ckafka error.
    InvalidParameterValue.Cos Cos error.
    InvalidParameterValue.CustomArgument CustomArgument exceeds the length limit.
    InvalidParameterValue.FunctionName The function does not exist.
    InvalidParameterValue.ServiceName Invalid ServiceName.
    InvalidParameterValue.TriggerDesc TriggerDesc error.
    InvalidParameterValue.TriggerName TriggerName error.
    InvalidParameterValue.Type Type error.
    InvalidParameterValue.ZipFile A non-standard zip file was detected. Please recompress and try again.
    LimitExceeded.Cdn The Cdn usage exceeds the upper limit.
    LimitExceeded.FunctionOnTopic The number of functions under the same topic exceeds the upper limit.
    LimitExceeded.Trigger If the number of triggers exceeds the upper limit, you can apply for an increase by submitting a ticket.
    ResourceInUse.Cdn Cdn is in use.
    ResourceInUse.Cmq Cmq is in use.
    ResourceInUse.Cos Cos is in use.
    ResourceInUse.Trigger This TriggerName already exists.
    ResourceInUse.TriggerName This TriggerName already exists.
    ResourceInsufficient.COS Insufficient COS resources.
    ResourceNotFound.Cdn Cdn does not exist.
    ResourceNotFound.Ckafka Ckafka does not exist.
    ResourceNotFound.Cmq Cmq does not exist.
    ResourceNotFound.Cos Cos does not exist.
    ResourceNotFound.Function The function does not exist.
    ResourceNotFound.FunctionName The function does not exist.
    ResourceNotFound.FunctionVersion The function version does not exist.
    ResourceNotFound.Version The version does not exist.
    UnauthorizedOperation.CAM CAM authentication failed.
    UnauthorizedOperation.CreateTrigger You do not have permissions.
    UnsupportedOperation Unsupported operation.
    UnsupportedOperation.Cdn Cdn is not supported.
    UnsupportedOperation.Cos Cos operation is not supported.
    UnsupportedOperation.Trigger Trigger operation is not supported.

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