Listing Background Tasks

Function

This API is used to list background tasks of an instance.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/instances/{instance_id}/tasks

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain it, see Obtaining a Project ID.
instance_id	Yes	String	Instance ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
start	No	Integer	ID of the task where the query starts.
limit	No	Integer	Number of tasks to be queried.
begin_time	No	String	Time of task where the query starts. The format is YYYYMMDDHHmmss.
end_time	No	String	Time of task where the query ends. The format is YYYYMMDDHHmmss.

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
task_count	String	Number of tasks.
tasks	Array of tasks objects	Task list.

**Table 4** tasks
Parameter	Type	Description
id	String	Task ID.
name	String	Task name.
user_name	String	Username.
user_id	String	User ID.
params	String	Task parameters.
status	String	Task status.
created_at	String	Start time.
updated_at	String	End time.

Example Requests

'GET https://{endpoint}/v2/{project_id}/instances/{instance_id}/tasks?start={start}&limit={limit}&begin_time={begin_time}&end_time={end_time}'

Example Responses

Status code: 200

Background tasks are listed successfully.

{
  "task_count" : "4",
  "tasks" : [ {
    "id" : "8abfa7b372160bfd0172165864064079",
    "name" : "modifyAutoTopic",
    "user_name" : "paas_dms",
    "user_id" : "3df5acbc24a54fadb62a043c9000a307",
    "params" : "{\"old_auto_status\":true,\"new_auto_status\":false}",
    "status" : "EXECUTING",
    "created_at" : "2020-05-15T03:19:51.046Z",
    "updated_at" : "2020-05-15T03:19:51.065Z"
  }, {
    "id" : "8abfa7b372160bfd017216560af83e6e",
    "name" : "changeRetentionPolicy",
    "user_name" : "paas_dms",
    "user_id" : "3df5acbc24a54fadb62a043c9000a307",
    "params" : "{\"new_retention_policy\":\"produce_reject\",\"origin_retention_policy\":\"time_base\"}",
    "status" : "SUCCESS",
    "created_at" : "2020-05-15T03:17:17.176Z",
    "updated_at" : "2020-05-15T03:17:22.162Z"
  } ]
}