Querying Log Streams¶

Function¶

This API is used to query log streams.

URI¶

GET /v2/{project_id}/log-streams

**Table 1** Path Parameters¶
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain a project ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID. Minimum: 32 Maximum: 32

**Table 2** Query Parameters¶
Parameter	Mandatory	Type	Description
log_group_name	No	String	Log group name. Minimum: 1 Maximum: 64
log_stream_name	No	String	Log stream name. Minimum: 1 Maximum: 64

Request Parameters¶

**Table 3** Request header parameters¶
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token obtained from IAM. For details about how to obtain a user token, see Obtaining a User Token. Minimum: 1000 Maximum: 2000
Content-Type	Yes	String	Set this parameter to application/json;charset=UTF-8. Minimum: 30 Maximum: 30

Response Parameters¶

Status code: 200

**Table 4** Response body parameters¶
Parameter	Type	Description
log_streams	Array of LogStreamNoIsFavorite objects	List of log groups.

**Table 5** LogStreamNoIsFavorite¶
Parameter	Type	Description
creation_time	Long	Time when a log stream is created.
log_stream_id	String	Log stream ID.
log_stream_name	String	Log stream name.
tag	Map<String,String>	Log stream tag.
filter_count	Integer	Number of filters.

Status code: 400

**Table 6** Response body parameters¶
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 500

**Table 7** Response body parameters¶
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Requests¶

If you leave the request body empty, all log streams are queried. If log_group_name and log_stream_name are specified, the corresponding log stream is queried.

GET https://{endpoint}/v2/{project_id}/log-streams

/v2/{project_id}/log-streams /v2/{project_id}/log-streams?log_group_name=lts-group-txxxx
/v2/{project_id}/log-streams?log_stream_name=lts-xunjian-topic-xxxx
/v2/{project_id}/log-streams?log_stream_name=lts-xunjian-topic-xxxx&log_group_name=lts-group-xxx

Example Responses¶

Status code: 200

Log stream information is returned.

{
  "log_streams" : [ {
    "creation_time" : 1633600371062,
    "log_stream_name" : "lts-topic-test2",
    "tag" : {
      "_sys_enterprise_project_id" : "0",
      "W" : "J"
    },
    "filter_count" : 0,
    "log_stream_id" : "c4de0538-53e6-41fd-b951-a8669fce58d7"
  } ]
}

Status code: 400

Invalid request. Modify the request based on the description in error_msg before a retry.

{
  "error_code" : "LTS.0205",
  "error_msg" : "The log stream name has been existed"
}

Status code: 500

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

{
  "error_code" : "LTS.0010",
  "error_msg" : "The system encountered an internal error"
}

Status Codes¶

Status Code	Description
200	Log stream information is returned.
400	Invalid request. Modify the request based on the description in error_msg before a retry.
500	The server has received the request but encountered an internal error.

Error Codes¶

See Error Codes.

last updated: 2025-10-17 11:00 UTC - commit: 1aef8cbecb9139d36db154d6ff3015832882e151