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",
  "ttl_in_days": 7,

}

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.

Error Codes

For details, see Error Codes.