DescribeHistoryTasks - - Alibaba Cloud Documentation Center

Queries a list of tasks in the task center.

Debugging

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Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
kvstore:DescribeHistoryTasks	get	All Resources ``	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID. You can call the DescribeRegions operation to query the most recent region list.	cn-beijing
PageSize	integer	No	The number of entries per page. Valid values: 10 to 100. Default value: 10.	10
PageNumber	integer	No	The page number. Pages start from page 1. Default value: 1.	1
InstanceType	string	No	Set the value to Instance.	Instance
Status	string	No	The task status. Valid values: Scheduled Running Succeed Failed Cancelling Canceled Waiting Note This parameter is empty by default, which indicates that tasks in all states are queried. Separate multiple states with commas (,).	Scheduled
InstanceId	string	No	The instance ID. This parameter is empty by default, which indicates that you can specify an unlimited number of instance IDs. Separate multiple instance IDs with commas (,). You can specify up to 30 instance IDs.	r-uf62br2491p5l****
TaskId	string	No	The task ID. This parameter is empty by default, which indicates that you can specify an unlimited number of task IDs. Separate multiple task IDs with commas (,). You can specify up to 30 task IDs.	t-83br18hloy3faf****
TaskType	string	No	The task type. This parameter is empty by default, which indicates that you can specify an unlimited number of task types. ModifyInsSpec DeleteInsNode AddInsNode HaSwitch RestartIns CreateIns ModifyInsConfig Note Separate multiple task types with commas (,).	ModifyInsSpec
FromStartTime	string	Yes	The beginning of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. The start time can be up to 30 days earlier than the current time.	2022-01-02T11:31:03Z
ToStartTime	string	Yes	The end of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. Only tasks that have a start time earlier than or equal to the time specified by this parameter are queried.	2022-03-02T11:31:03Z
FromExecTime	integer	No	The minimum execution duration of a task. This parameter is used to filter tasks whose execution duration is longer than the minimum execution duration. Unit: seconds. The default value is 0, which indicates that no limit is imposed.	0
ToExecTime	integer	No	The maximum execution duration of a task. This parameter is used to filter tasks whose execution duration is shorter than or equal to the maximum execution duration. Unit: seconds. The default value is 0, which indicates that no limit is imposed.	0

Response parameters

Parameter	Type	Description	Example
	object
PageNumber	integer	The page number of the returned page.	1
RequestId	string	The request ID.	5D622714-AEDD-4609-9167-F5DDD3D1****
PageSize	integer	The maximum number of entries returned per page.	10
TotalCount	integer	The total number of tasks that meet these constraints without taking pagination into account.	5
Items	array<object>	The queried task objects.
Items	object
Status	integer	The task status. Scheduled Running Succeed Failed Cancelling Canceled Waiting	Running
TaskId	string	The task ID.	t-83br18hloy3faf****
CurrentStepName	string	The name of the current step. If this parameter is left empty, the task is not started.	exec_task
StartTime	string	The start time of the task. The time follows the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.	2022-02-03T11:31:03Z
EndTime	string	The end time of the task. The time follows the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.	2022-02-03T12:06:17Z
TaskType	string	The task type. ModifyInsSpec DeleteInsNode AddInsNode HaSwitch RestartIns CreateIns ModifyInsConfig	ModifyInsSpec
RemainTime	integer	The estimated amount of time remaining to complete the task. Unit: seconds. A value of 0 indicates that the task is completed.	1000
Progress	float	The task progress. Valid values: 0 to 100.	79.0
RegionId	string	The region ID.	cn-shanghai
InstanceType	string	The instance type. The return value is Instance.	Instance
InstanceId	string	The instance ID.	r-bp1zxszhcgatnx****
InstanceName	string	The instance name.	dba-tair-test-qcloud
DbType	string	The database type. The return value is redis.	redis
Product	string	The product. The return value is kvstore.	kvstore
TaskDetail	string	The task details. The details vary based on the task type.	{\"callerUid\":\"test\"}
ReasonCode	string	The reason why the current task was initiated.
ActionInfo	string	A set of allowed actions that can be taken on the task. The system matches the current step name and status of the task to the available actions specified by ActionInfo. If no matching action is found, the current status of the task does not support any action. Example: `{"steps": [ { "step_name": "exec_task", // The name of the step, which matches CurrentStepName. "action_info": { // The actions supported for this step. "Waiting": [ // The status, which matches Status. "modifySwitchTime" // The action. Multiple actions are supported. ] } }, { "step_name": "init_task", // The name of the step. "action_info": { // The actions supported for this step. "Running": [ // The status. "cancel", // The action. "pause" ] } } ] }` The system may support the following actions: retry cancel modifySwitchTime: changes the switching or restoration time.	{\"steps\":[{\"action_info\":{\"Waiting\":[\"modifySwitchTime\"]},\"step_name\":\"exec_task\"}]}
Uid	string	The ID of the user to which the resources belong.	141345906006****
CallerSource	string	The ID of the user who made the request. If CallerSource is set to User, CallerUid indicates the unique ID (UID) of the user.	141345906006****
CallerUid	string	The request source. Valid values: System User	User

Examples

Sample success responses

JSONformat

{
  "PageNumber": 1,
  "RequestId": "5D622714-AEDD-4609-9167-F5DDD3D1****",
  "PageSize": 10,
  "TotalCount": 5,
  "Items": [
    {
      "Status": 0,
      "TaskId": "t-83br18hloy3faf****",
      "CurrentStepName": "exec_task",
      "StartTime": "2022-02-03T11:31:03Z",
      "EndTime": "2022-02-03T12:06:17Z",
      "TaskType": "ModifyInsSpec",
      "RemainTime": 1000,
      "Progress": 79,
      "RegionId": "cn-shanghai",
      "InstanceType": "Instance",
      "InstanceId": "r-bp1zxszhcgatnx****",
      "InstanceName": "dba-tair-test-qcloud",
      "DbType": "redis",
      "Product": "kvstore",
      "TaskDetail": "{\\\"callerUid\\\":\\\"test\\\"}",
      "ReasonCode": "",
      "ActionInfo": "{\\\"steps\\\":[{\\\"action_info\\\":{\\\"Waiting\\\":[\\\"modifySwitchTime\\\"]},\\\"step_name\\\":\\\"exec_task\\\"}]}\n",
      "Uid": "141345906006****",
      "CallerSource": "141345906006****",
      "CallerUid": "User"
    }
  ]
}

Error codes

HTTP status code	Error code	Error message
400	Param.Invalid	Param invalid
400	Param.Invalid.TimeEndBeforeStart	Param invalid. End time before start time

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history