Help Center/ API Gateway/ API Reference/ Dedicated Gateway APIs (V2)/ Request Throttling Policy Management/ Modifying a Request Throttling Policy

Updated on 2023-04-06 GMT+08:00

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Modifying a Request Throttling Policy

Function

This API is used to modify the information about a request throttling policy.

URI

PUT /v2/{project_id}/apigw/instances/{instance_id}/throttles/{throttle_id}

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain a project ID, see "Appendix" > "Obtaining a Project ID" in this document.
instance_id	Yes	String	Gateway ID, which can be obtained from the gateway information on the APIG console.
throttle_id	Yes	String	Request throttling policy ID.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is a token.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
app_call_limits	No	Integer	Maximum number of times the API can be accessed by an app within the same period. The value of this parameter cannot exceed the user call limit. The maximum value is 2,147,483,647. Enter a positive integer.
name	Yes	String	Request throttling policy name. It can contain 3 to 64 characters, starting with a letter. Only letters, digits, and underscores (_) are allowed.
time_unit	Yes	String	Time unit for limiting the number of API calls. Enumeration values: SECOND MINUTE HOUR DAY
remark	No	String	Description of the request throttling policy, which can contain a maximum of 255 characters.
api_call_limits	Yes	Integer	Maximum number of times an API can be accessed within a specified period. The value of this parameter cannot exceed the default limit 200 TPS. You can change the default limit to meet service requirements. The maximum value is 2,147,483,647. Enter a positive integer.
type	No	Integer	Type of the request throttling policy. 1: API-based, limiting the maximum number of times a single API bound to the policy can be called within the specified period. 2: API-shared, limiting the maximum number of times all APIs bound to the policy can be called within the specified period. Enumeration values: 1 2
enable_adaptive_control	No	String	Indicates whether to enable dynamic request throttling. TRUE FALSE Currently, this parameter is not supported.
user_call_limits	No	Integer	Maximum number of times the API can be accessed by a user within the same period. The value of this parameter cannot exceed the Max. API Requests. The maximum value is 2,147,483,647. Enter a positive integer.
time_interval	Yes	Integer	Period of time for limiting the number of API calls. This parameter applies with each API call limit. The maximum value is 2,147,483,647. Enter a positive integer.
ip_call_limits	No	Integer	Maximum number of times the API can be accessed by an IP address within the same period. The value of this parameter cannot exceed the API call limit. The maximum value is 2,147,483,647. Enter a positive integer.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
app_call_limits	Integer	Maximum number of times the API can be accessed by an app within the same period. The value of this parameter cannot exceed the user call limit. The maximum value is 2,147,483,647. Enter a positive integer.
name	String	Request throttling policy name. It can contain 3 to 64 characters, starting with a letter. Only letters, digits, and underscores (_) are allowed.
time_unit	String	Time unit for limiting the number of API calls. Enumeration values: SECOND MINUTE HOUR DAY
remark	String	Description of the request throttling policy, which can contain a maximum of 255 characters.
api_call_limits	Integer	Maximum number of times an API can be accessed within a specified period. The value of this parameter cannot exceed the default limit 200 TPS. You can change the default limit to meet service requirements. The maximum value is 2,147,483,647. Enter a positive integer.
type	Integer	Type of the request throttling policy. 1: API-based, limiting the maximum number of times a single API bound to the policy can be called within the specified period. 2: API-shared, limiting the maximum number of times all APIs bound to the policy can be called within the specified period. Enumeration values: 1 2
enable_adaptive_control	String	Indicates whether to enable dynamic request throttling. TRUE FALSE Currently, this parameter is not supported.
user_call_limits	Integer	Maximum number of times the API can be accessed by a user within the same period. The value of this parameter cannot exceed the Max. API Requests. The maximum value is 2,147,483,647. Enter a positive integer.
time_interval	Integer	Period of time for limiting the number of API calls. This parameter applies with each API call limit. The maximum value is 2,147,483,647. Enter a positive integer.
ip_call_limits	Integer	Maximum number of times the API can be accessed by an IP address within the same period. The value of this parameter cannot exceed the API call limit. The maximum value is 2,147,483,647. Enter a positive integer.
id	String	Request throttling policy ID.
bind_num	Integer	Number of APIs to which the request throttling policy has been bound.
is_inclu_special_throttle	Integer	Indicates whether an excluded request throttling configuration has been created. 1: yes 2: no Enumeration values: 1 2
create_time	String	Creation time.

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 401

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

Status code: 403

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

Status code: 404

**Table 8** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 500

**Table 9** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Requests

{
  "name" : "throttle_demo",
  "remark" : "Total: 800 calls/second; user: 500 calls/second; app: 300 calls/second; IP address: 600 calls/second",
  "type" : 1,
  "time_interval" : 1,
  "ip_call_limits" : 600,
  "app_call_limits" : 300,
  "time_unit" : "SECOND",
  "api_call_limits" : 800,
  "user_call_limits" : 500
}

Example Responses

Status code: 200

{
  "name" : "throttle_demo",
  "create_time" : "2020-07-31T08:44:02.205366118Z",
  "remark" : "Total: 800 calls/second; user: 500 calls/second; app: 300 calls/second; IP address: 600 calls/second",
  "type" : 1,
  "time_interval" : 1,
  "ip_call_limits" : 600,
  "app_call_limits" : 300,
  "time_unit" : "SECOND",
  "api_call_limits" : 800,
  "id" : "3437448ad06f4e0c91a224183116e965",
  "user_call_limits" : 500,
  "enable_adaptive_control" : "FALSE",
  "bind_num" : 0,
  "is_inclu_special_throttle" : 2
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2011",
  "error_msg" : "Invalid parameter value,parameterName:name. Please refer to the support documentation"
}

Status code: 401

Unauthorized

{
  "error_code" : "APIG.1002",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIG.1005",
  "error_msg" : "No permissions to request this method"
}

Status code: 404

Not Found

{
  "error_code" : "APIG.3005",
  "error_msg" : "Request throttling policy 3437448ad06f4e0c91a224183116e965 does not exist"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIG.9999",
  "error_msg" : "System error"
}

Status Codes

Status Code	Description
200	OK
400	Bad Request
401	Unauthorized
403	Forbidden
404	Not Found
500	Internal Server Error

Error Codes

See Error Codes.

Parent topic: Request Throttling Policy Management

Previous topic: Creating a Request Throttling Policy

Next topic: Deleting a Request Throttling Policy

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