Help Center> API Gateway> API Reference (ME-Abu Dhabi Region)> Dedicated Gateway APIs (V2)> Gateway Feature Management> Querying Gateway Features
Updated on 2023-05-09 GMT+08:00
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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

OK

{
  "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.