Creating a Log Stream

Function

This API is used to create a log stream in a specified log group.

URI

POST /v2/{project_id}/groups/{log_group_id}/streams

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the ID, see Obtaining the AccountID, Project ID, Log Group ID, and Log Stream ID. Default value: None Value length: 32 characters
log_group_id	Yes	String	ID of the log group to which the log stream to be created will belong. Default value: None Value length: 36 characters

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token obtained from IAM. Default value: None Minimum length: 1000 characters Maximum length: 2000 characters
Content-Type	Yes	String	Set this parameter to application/json;charset=UTF-8. Default value: None Minimum length: 30 characters Maximum length: 30 characters

**Table 3** Request body parameter
Parameter	Mandatory	Type	Description
log_stream_name	Yes	String	Name of the log stream to be created. Minimum length: 1 character Maximum length: 64 characters Enumerated value: lts-stream-13ci

Response Parameters

Status code: 201

**Table 4** Response body parameter
Parameter	Type	Description
log_stream_id	String	ID of the created log stream. Value length: 36 characters

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Enumerated value: LTS.0403
error_msg	String	Error message. Enumerated value: Invalid projectId

Status code: 401

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Enumerated value: LTS.0403
error_msg	String	Error message. Enumerated value: Invalid projectId

Status code: 403

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Enumerated value: LTS.0403
error_msg	String	Error message. Enumerated value: Invalid projectId

Status code: 500

**Table 8** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Enumerated value: LTS.0403
error_msg	String	Error message. Enumerated value: Invalid projectId

Status code: 503

**Table 9** Response body parameter
Parameter	Type	Description
-	String	The requested service is unavailable.

Example Request

POST https://{endpoint}/v2/{project_id}/groups/{log_group_id}/streams

/v2/{project_id}/groups/{log_group_id}/streams
{
  "log_stream_name": "lts-stream-02kh"
}

Example Response

Status code: 201

{
  "log_stream_id":"c54dbc58-0fd8-48ed-b007-6d54981427a7"
}

Status code: 400

The request is invalid. Modify the request based on the description in error_msg before a retry.

{
  "error_code" : "LTS.0009",
  "error_msg" : "Failed to validate the request body"
}

Status code: 401

Authentication failed. Check the token and try again.

{
  "error_code" : "LTS.0003",
  "error_msg" : "Invalid token"
}

Status code: 403

The server understood the request but refused to authorize it. The client should not repeat the request without modifications.

{
  "error_code" : "LTS.0001",
  "error_msg" : "Invalid projectId"
}

Status code: 500

The server has received the request but encountered an internal error.

{
  "error_code" : "LTS.0202",
  "error_msg" : "Failed to create Log stream"
}

Status Codes

Status Code	Description
201	The request has succeeded and the log stream has been created.
400	The request is invalid. Modify the request based on the description in error_msg before a retry.
401	Authentication failed. Check the token and try again.
403	The server understood the request but refused to authorize it. The client should not repeat the request without modifications.
500	The server has received the request but encountered an internal error.
503	The requested service is unavailable.