Resetting Device Authentication Information

Function

URI

PUT /v2/{project_id}/link/instances/{instance_id}/devices/{device_id}/authentication

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. The default value is default for compatibility with 20.0.Project ID. For details about how to get the project ID, see "Appendix" > "Obtaining a Project ID" in this document.
instance_id	Yes	String	Instance ID. The default value is default for compatibility with 20.0.
device_id	Yes	Integer	Device 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. The value of X-Subject-Token in the response header is the user token.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
user_name	No	String	Device user name, which is a string containing letters, hyphens (-), and digits.
password	No	String	Device password. The password must contain 16 to 32 characters, including at least one digit, one uppercase letter, one lowercase letter, and one special character (~!@#$%^&*()-_=+\|[{}];:<>/?). If this parameter is left empty, the password will not be reset. If both the username and password are empty, the system will automatically generate a password.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
user_name	String	One-model-one-secret or one-device-one-secret username.
password	String	One-model-one-secret or one-device-one-secret password. The password must contain 8 to 32 characters, including at least one digit, one uppercase letter, one lowercase letter, and one special character (~!@#$%^&*()-_=+\|[{}];:<>/?).

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx.
error_msg	String	Error description.
request_id	String	Message ID.

Status code: 404

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx.
error_msg	String	Error description.
request_id	String	Message ID.

Status code: 500

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx.
error_msg	String	Error description.
request_id	String	Message ID.

Example Requests

Reset the username and password of a device to specified values.

{"user_name":"device01","password":"**********"}

Example Responses

Status code: 200

{
  "user_name" : "device01",
  "password" : "**********"
}

Status code: 400

Bad Request

{
  "error_code" : "SCB.00000000",
  "error_msg" : "Parameter is not valid for operation [romalink.link-device.resetAuthentication]. Parameter is [deviceOid]. Processor is [path].",
  "request_id" : "cb39e78a-afd3-4e04-901d-70468b1c23dc-1619602712496-cnnorth7a-P-romalink-service01"
}

Status code: 404

Not Found

{
  "error_code" : "ROMA.00110006",
  "error_msg" : "The resource does not exist. Check whether the resource ID 1 is correct.",
  "request_id" : "624c8be1-39b6-47b7-941d-c159aced368a-1619602544650-cnnorth7a-P-romalink-service01"
}

Status code: 500

Internal Server Error

{
  "error_code" : "ROMA.00110002",
  "error_msg" : "The instance does not exist. project_id: 397cd10b30544c588b2f4a56d83856c4, instance_id: f3bb386a-23ec-47aa-9943-4c60ac658611",
  "request_id" : "c8c06d0a-be92-4fdf-9d10-bc20131ab158-1619593104919-cnnorth7a-P-romalink-service01"
}