Help Center/API Gateway/API Reference/Dedicated Gateway APIs (V2)/Gateway Feature Management/Querying Gateway Features

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

Querying Gateway Features

Function

This API is used to query the features of a gateway. If a gateway does not support the features listed in the following table, contact technical support to upgrade the gateway.

The following table lists the supported gateway features.

Feature Name	Description	Configurable
lts	Reporting of Shubao access logs	Yes
gateway_responses	Custom gateway responses	No
ratelimit	Request throttling limit configuration	Yes
request_body_size	Configuration of the maximum request body size	Yes
backend_timeout	Maximum backend timeout configuration	Yes
app_token	app_token authentication	Yes
app_api_key	app_api_key authentication	Yes
app_basic	app_basic authentication	Yes
app_secret	app_secret authentication	Yes
app_jwt	app_jwt authentication	Yes
public_key	public_key backend signatures	Yes
backend_token_allow	Allowing tenants to transparently transmit tokens to the backend	Yes
sign_basic	Basic signature keys	No
multi_auth	Two-factor authentication	No
backend_client_certificate	Backend two-way authentication	Yes
ssl_ciphers	HTTPS cipher suites	Yes
route	Custom routes	No
cors	Plug-ins	No
real_ip_from_xff	Using the X-Forwarded-For header to specify source IP addresses for access control and request throttling	Yes
app_route	IP address access	Yes
vpc_name_modifiable	Load balance channel name modification	Yes
default_group_host_trustlist	Access to the DEFAULT group from IP addresses that are not inbound access addresses of the current gateway	Yes
throttle_strategy	Request throttling algorithm policies	Yes
custom_log	Printing custom request headers, query strings, and cookies in logs	Yes
real_ip_header_getter	Using a custom header to obtain source IP addresses	Yes
policy_cookie_param	Using cookies in backend policy conditions	Yes
app_quota	Client quotas	No
app_acl	Request throttling policies	No
set_resp_headers	Response header management plug-ins	No
vpc_backup	Primary/Standby VPC channels	No
sign_aes	AES signature keys	No
kafka_log	Adding, deleting, modifying, and querying Kafka log push plug-ins	No
backend_retry_count	Backend retry configuration	No
policy_sys_param	Using system parameters in backend policy conditions	No
breaker	Circuit breakers	No
content_type_configurable	Returning request parameter type (Content-Type) when querying APIs	No
rate_limit_plugin	Request throttling plug-ins	No
breakerv2	Circuit breakers for degrading services in case of overload	No
sm_cipher_type	Encrypting local sensitive data with commercial cryptographic algorithms	No
rate_limit_algorithm	Request throttling algorithm switchover	No

URI

GET /v2/{project_id}/apigw/instances/{instance_id}/features

**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.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Long	Offset from which the query starts. If the value is less than 0, it is automatically converted to 0. Default: 0
limit	No	Integer	Number of items displayed on each page. A value less than or equal to 0 will be automatically converted to 20, and a value greater than 500 will be automatically converted to 500. Minimum: 1 Maximum: 500 Default: 20

Request Parameters

**Table 3** 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.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
size	Integer	Length of the returned resource list.
total	Long	Number of resources that match the query conditions.
features	Array of FeatureInfo objects	Feature list.

**Table 5** FeatureInfo
Parameter	Type	Description
id	String	Feature ID.
name	String	Feature name. Minimum: 1 Maximum: 64
enable	Boolean	Indicates whether to enable the feature.
config	String	Parameter configuration.
instance_id	String	Gateway ID.
update_time	String	Feature update time.

Status code: 400

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

Status code: 401

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

Status code: 403

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

Status code: 404

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

Status code: 500

**Table 10** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Requests

None

Example Responses

Status code: 200

{
  "total" : 1,
  "size" : 1,
  "features" : [ {
    "config" : "on",
    "enable" : true,
    "id" : "db9a9260cd3e4a16a9b5747a65d3ffaa",
    "instance_id" : "eddc4d25480b4cd6b512f270a1b8b341",
    "name" : "app_api_key",
    "update_time" : "2020-08-24T01:17:31.041984Z"
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2012",
  "error_msg" : "Invalid parameter value,parameterName:instance_id. 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.3030",
  "error_msg" : "The instance does not exist;id:eddc4d25480b4cd6b512f270a1b8b341"
}

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:Gateway Feature Management

Previous topic: Configuring a Feature for a Gateway

Next topic: Configuration Management

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