Help Center/ ROMA Connect/ API Reference/ Service Integration APIs/ Configuration Management/ Querying Resource Configurations of an Instance

Updated on 2025-07-18 GMT+08:00

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Querying Resource Configurations of an Instance

Function

This API is used to query the resource configurations and usage of an instance.

URI

GET /v2/{project_id}/apic/instances/{instance_id}/project/configs

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Appendix > Obtaining a Project ID in the ROMA Connect API Reference.
instance_id	Yes	String	Instance ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Long	Offset from which the query starts. If the offset is less than 0, the value is automatically converted to 0.
limit	No	Integer	Number of items displayed on each page.

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token, which can be obtained by calling the IAM API (value of X-Subject-Token in the response header).

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.
configs	Array of Config objects	Quota list.

**Table 5** Config
Parameter	Type	Description
config_id	String	Quota ID.
config_name	String	Quota name.
config_value	String	Quota value. It indicates the value of the quota for the current instance.
config_time	String	Time when the quota was created.
remark	String	Description about the quota. API_NUM_LIMIT: Maximum number of APIs you can create. APP_NUM_LIMIT: Maximum number of apps you can create. APIGROUP_NUM_LIMIT: Maximum number of API groups you can create. ENVIRONMENT_NUM_LIMIT: Maximum number of environments you can create. VARIABLE_NUM_LIMIT: Maximum number of environment variables you can create for an API group. SIGN_NUM_LIMIT: Maximum number of signature keys you can create. THROTTLE_NUM_LIMIT: Maximum number of request throttling policies you can create. APIGROUP_DOMAIN_NUM_LIMIT: Maximum number of custom domain names you can bind to an API group. API_VERSION_NUM_LIMIT: Maximum number of versions you can retain for an API. VPC_NUM_LIMIT: Maximum number of VPC channels you can create. VPC_INSTANCE_NUM_LIMIT: Maximum number of elastic cloud servers you can associate with a VPC channel. API_PARAM_NUM_LIMIT: Maximum number of parameters you can configure for an API. API_USER_CALL_LIMIT: Maximum number of times an API can be called within a specific period. ACL_NUM_LIMIT: Maximum number of access control policies you can create. APP_THROTTLE_LIMIT: Maximum number of excluded apps allowed for a request throttling policy. USER_THROTTLE_LIMIT: Maximum number of excluded tenants allowed for a request throttling policy. API_NUM_LIMIT_PER_GROUP: Maximum number of APIs you can create for an API group. API_POLICY_NUM_LIMIT: Maximum number of policy backends you can configure for an API. API_CONDITION_NUM_LIMIT: Maximum number of conditions you can configure for an API policy backend. SL_DOMAIN_CALL_LIMIT: Maximum number of requests that can be sent to a subdomain name within a specific period. ELB_SWITCH: Whether to enable ELB channels. AUTHORIZER_NUM_LIMIT: Maximum number of custom authorizers you can create. AUTHORIZER_IDENTITY_NUM_LIMIT: Maximum number of identity sources you can configure for a custom authorizer. APP_CODE_NUM_LIMIT: Maximum number of AppCodes you can create for an app. REGION_MANAGER_WHITELIST_SERVICES: Whitelist of services that are not verified by the region manager (not supported). API_SWAGGER_NUM_LIMIT: Maximum number of Swagger files you can bind to an API group. API_TAG_NUM_LIMIT: Maximum number of tags you can configure for an API. LTS_SWITCH: Whether to enable LTS log reporting. APP_KEY_SECRET_SWITCH: Whether to enable AppKey and AppSecret customization. 1: enable; 2: disable. RESPONSE_NUM_LIMIT: Maximum number of responses you can create for an API group. CONFIG_NUM_LIMIT_PER_APP: Maximum number of configurations you can set for an app. BACKEND_TOKEN_ALLOW_SWITCH: Whether to allow tenants to transparently transmit tokens to the backend. 1: allow; 2: disallow. APP_TOKEN_SWITCH: Whether to enable AppTokens. API_DESIGNER_SWITCH: Whether to enable the API designer. 1: enable; 2: disable. APP_API_KEY_SWITCH: Whether to enable APP_API_KEY authentication. APP_BASIC_SWITCH: Whether to enable APP_BASIC authentication. APP_JWT_SWITCH: Whether to enable APP_JWT authentication. APP_ROUTE_SWITCH: Whether to enable app routes. PUBLIC_KEY_SWITCH: Whether to enable PUBLIK_KEY backend authentication. APP_SECRET_SWITCH: Whether to enable APP_SECRET authentication. CASCADE_SWITCH: Whether to enable cascaded gateways. IS_INIT_API_PATH_HASH: Whether API path hashing has been performed. APP_QUOTA_NUM_LIMIT: Maximum number of credential quotas you can create. IS_INIT_API_VERSION: Whether the API VERSION CANONICAL PATH has been updated. PLUGIN_NUM_LIMIT: Maximum number of plug-ins you can create. APICLIENT_FIRST_USE_X_HW_ID_SWITCH: Whether ApiClient preferentially uses x-hw-id to verify permissions. API_TASK_NUM_LIMIT: Maximum number of scheduled API tasks you can create. THROTTLE_LOCAL_SWITCH: Whether to enable the local request throttling mode. API_TASK_SWITCH: Whether scheduled API tasks are allowed. SET_HEADERS_NUM_LIMIT_PER_PLUGIN: Maximum number of HTTP headers you can create with a plug-in. LUA_SCRIPT_SWITCH: Whether the lua_script plug-in is allowed. LUA_SCRIPT_NUM_LIMIT: Maximum number of lua_script plug-ins can be created for an instance. SM_DICT_NUM_LIMIT: Maximum number of data dictionaries can be created for an instance. BM_VPC_INSTANCE_GROUP_NUM_LIMIT: Maximum number of backend server groups can be created for VPC channels for an instance.
used	Long	Used quota of the instance.

Status code: 400

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

Status code: 401

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

Status code: 403

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

Status code: 404

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

Status code: 500

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

Example Requests

None

Example Responses

Status code: 200

{
  "total" : 43,
  "size" : 2,
  "configs" : [ {
    "config_id" : "9",
    "config_name" : "API_VERSION_NUM_LIMIT",
    "config_value" : "10",
    "config_time" : "2019-02-12T19:42:19.914989Z",
    "remark" : "xxx",
    "used" : 0
  }, {
    "config_id" : "8",
    "config_name" : "APIGROUP_DOMAIN_NUM_LIMIT",
    "config_value" : "5",
    "config_time" : "2019-02-12T19:42:19.914989Z",
    "remark" : "xxx",
    "used" : 0
  } ]
}

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:f0fa1789-3b76-433b-a787-9892951c620e"
}

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: Configuration Management

Previous topic: Configuration Management

Next topic: Application Configuration Management

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