Help Center/ ROMA Connect/ API Reference/ Service Integration APIs/ Environment Variable Management/ Querying Details of an Environment Variable
Updated on 2025-10-22 GMT+08:00
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Querying Details of an Environment Variable

Function

This API is used to query the details of an environment variable.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions. For details about the required permissions, see Permissions Policies and Supported Actions.

URI

GET /v2/{project_id}/apic/instances/{instance_id}/env-variables/{env_variable_id}

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.

env_variable_id

Yes

String

Environment variable ID.

Request Parameters

Table 2 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 3 Response body parameters

Parameter

Type

Description

variable_value

String

The variable value can contain 1 to 255 characters, including letters, digits, underscores (_), hyphens (-), slashes (/), periods (.), and colons (:).

env_id

String

Environment ID.

group_id

String

API group ID.

variable_name

String

Variable name, which can contain 3 to 32 characters, starting with a letter. Only letters, digits, hyphens (-), and underscores (_) are allowed. The variable name is equivalent to #Name# in an API definition. Characters between the number signs are case-sensitive. The variable name will be replaced with the variable value after API publication.

NOTE:
Chinese characters must be UTF-8 or Unicode.

id

String

Environment variable ID.

Status code: 401

Table 4 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error description.

Status code: 403

Table 5 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error description.

Status code: 404

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error description.

Status code: 500

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error description.

Example Requests

None

Example Responses

Status code: 200

OK

{
  "variable_value" : "192.168.1.5",
  "env_id" : "7a1ad0c350844ee69479b47df9a881cb",
  "group_id" : "c77f5e81d9cb4424bf704ef2b0ac7600",
  "id" : "25054838a624400bbf2267cf5b3a3f70",
  "variable_name" : "address"
}

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.3011",
  "error_msg" : "The environment variable does not exist, id: 25054838a624400bbf2267cf5b3a3f70"
}

Status code: 500

Internal Server Error

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

Status Codes

Status Code

Description

200

OK

401

Unauthorized

403

Forbidden

404

Not Found

500

Internal Server Error

Error Codes

See Error Codes.