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SendMsg

Last updated: 2023-08-09 14:43:26

1. API Description

Domain name for API request: tdmq.tencentcloudapi.com.

This API is used to test message sending. It cannot be used in the production environment.

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

We recommend you to use API Explorer
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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 Params. The value used for this API: SendMsg.
Version Yes String Common Params. The value used for this API: 2020-02-17.
Region No String Common Params. This parameter is not required for this API.
EnvironmentId Yes String Environment (namespace) name.
TopicName Yes String Topic name. If the topic is a partitioned topic, you need to specify the partition; otherwise, messages will be sent to partition 0 by default, such as my_topic-partition-0.
MsgContent Yes String Message content, which cannot be empty and can contain up to 5,242,880 bytes.
ClusterId No String Pulsar cluster ID

3. Output Parameters

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

4. Example

Example1 Sending one message

Input Example

https://tdmq.tencentcloudapi.com/?Action=SendMsg
&EnvironmentId=default
&TopicName=cloud_test
&MsgContent=one_msg
&<Common request parameters>

Output Example

{
    "Response": {
        "RequestId": "3593f784-fcfb-4f23-b3dd-4751cba3aec7"
    }
}

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
AuthFailure.UnauthorizedOperation CAM authentication failed.
FailedOperation Operation failed.
FailedOperation.GetTopicPartitionsFailed Failed to get the number of topic partitions.
FailedOperation.SendMsgFailed Failed to send the message.
InternalError.SystemError System error.
InvalidParameterValue.InvalidParams The parameter value is out of the value range.
MissingParameter.NeedMoreParams A required parameter is missing.
ResourceNotFound.Cluster The cluster does not exist.
ResourceNotFound.Topic The topic does not exist.
ResourceUnavailable.FundRequired You must top up before proceeding.