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Tair (Redis® OSS-Compatible):DescribeInstanceSSL

Last Updated:Nov 27, 2025

Queries whether TLS (SSL) encryption is enabled for a Tair (Redis OSS-compatible) instance.

Operation description

SSL encryption is supported for Tair (Redis OSS-compatible) 2.8 standard master-replica instances, Tair (Redis OSS-compatible) 2.8 master-replica cluster instances, and Tair (Redis OSS-compatible) 4.0 master-replica cluster instances. You can enable SSL encryption to enhance data transmission security.

You can use one of the following methods to enable or disable SSL encryption or update the SSL certificate for a Tair (Redis OSS-compatible) instance:

Note After SSL encryption is enabled, the instance may respond slower.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

ParameterTypeRequiredDescriptionExample
InstanceIdstringYes

The ID of the instance.

r-bp1zxszhcgatnx****

Response parameters

ParameterTypeDescriptionExample
object
InstanceIdstring

The ID of the instance.

r-bp1zxszhcgatnx****
RequestIdstring

The ID of the request.

02260F96-913E-4655-9BA5-A3651CAF****
SSLEnabledstring

The status of the TLS (SSL) encryption feature. Valid values:

  • Enable: SSL encryption is enabled.
  • Disable: SSL encryption is disabled.
Enable
SSLExpiredTimestring

The time when the CA certificate expires.

2020-08-05T09:05:53Z
CertCommonNamestring

The common name of the CA certificate. The default value is the internal endpoint of the instance.

r-bp1zxszhcgatnx****.redis.rds.aliyuncs.com
CertDownloadURLstring

The download URL of the CA certificate.

https://apsaradb-public.oss-ap-sout****-1.aliy****.com/ApsaraDB-CA-Chain.zip

Examples

Sample success responses

JSONformat

{
  "InstanceId": "r-bp1zxszhcgatnx****",
  "RequestId": "02260F96-913E-4655-9BA5-A3651CAF****",
  "SSLEnabled": "Enable",
  "SSLExpiredTime": "2020-08-05T09:05:53Z",
  "CertCommonName": "r-bp1zxszhcgatnx****.redis.rds.aliyuncs.com",
  "CertDownloadURL": "https://apsaradb-public.oss-ap-sout****-1.aliy****.com/ApsaraDB-CA-Chain.zip"
}

Error codes

HTTP status codeError codeError messageDescription
400InvalidRedisVersionPatternRedis db or proxy version does not match specified pattern.-
403IncorrectCharacterTypeCurrent DB instance CharacterType does not support this operation.-
403IncorrectEngineVersionCurrent engine version does not support operations.The current Redis version does not support this operation. Please refer to the relevant documentation for this operation to understand the Redis version requirements for this operation.
404InvalidInstanceId.NotFoundThe InstanceId provided does not exist in our records.The instance does not exist in our record. You can call the DescribeInstances interface to view the instance information under the current user.

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
2025-03-25API Description Update. The Error code has changedView Change Details
2023-08-16The Error code has changedView Change Details
2023-04-11The Error code has changed. The response structure of the API has changedView Change Details