Obtaining Role Information of a DR Instance
Function
This API is used to obtain role information of a DR instance for role switchover.
Constraints
This API supports GeminiDB Redis instances.
URI
GET https://{Endpoint}/v3/{project_id}/instances/{instance_id}/instance-role
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID. |
instance_id |
Yes |
String |
Instance ID. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
X-Auth-Token |
Yes |
String |
User token. |
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
role |
String |
Instance role. Option master indicates that the role of the DR instance is primary, and option slave indicates that the role of the DR instance is standby. |
Example Requests
- Obtaining the primary instance
- URI example
GET https://{Endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instances/341f3291813f4fb6a523a8448aa86570in12/instance-role
- URI example
- Obtaining the standby instance
- URI example
GET https://{Endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instances/419bdeb827c8419e88bb37f50e36c2e1in12/instance-role
- URI example
Example Responses
Status code: 200
Success
Primary instance
{ "role" : "master" }
Standby instance
{ "role" : "slave" }
Status Codes
For details, see Status Codes.
Error Codes
For details, see Error Codes.
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