# ReverseReplication
<a name="API_ReverseReplication"></a>

Start replication to origin / target region - applies only to protected instances that originated in EC2. For recovery instances on target region - starts replication back to origin region. For failback instances on origin region - starts replication to target region to re-protect them. 

## Request Syntax
<a name="API_ReverseReplication_RequestSyntax"></a>

```
POST /ReverseReplication HTTP/1.1
Content-type: application/json

{
   "recoveryInstanceID": "string"
}
```

## URI Request Parameters
<a name="API_ReverseReplication_RequestParameters"></a>

The request does not use any URI parameters.

## Request Body
<a name="API_ReverseReplication_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [recoveryInstanceID](#API_ReverseReplication_RequestSyntax) **   <a name="drs-ReverseReplication-request-recoveryInstanceID"></a>
The ID of the Recovery Instance that we want to reverse the replication for.  
Type: String  
Length Constraints: Minimum length of 10. Maximum length of 19.  
Pattern: `i-[0-9a-fA-F]{8,}`   
Required: Yes

## Response Syntax
<a name="API_ReverseReplication_ResponseSyntax"></a>

```
HTTP/1.1 200
Content-type: application/json

{
   "reversedDirectionSourceServerArn": "string"
}
```

## Response Elements
<a name="API_ReverseReplication_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [reversedDirectionSourceServerArn](#API_ReverseReplication_ResponseSyntax) **   <a name="drs-ReverseReplication-response-reversedDirectionSourceServerArn"></a>
ARN of created SourceServer.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Pattern: `arn:(?:[0-9a-zA-Z_-]+:){3}([0-9]{12,}):source-server/(s-[0-9a-zA-Z]{17})` 

## Errors
<a name="API_ReverseReplication_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
You do not have sufficient access to perform this action.  
HTTP Status Code: 403

 ** ConflictException **   
The request could not be completed due to a conflict with the current state of the target resource.    
 ** resourceId **   
The ID of the resource.  
 ** resourceType **   
The type of the resource.
HTTP Status Code: 409

 ** InternalServerException **   
The request processing has failed because of an unknown error, exception or failure.    
 ** retryAfterSeconds **   
The number of seconds after which the request should be safe to retry.
HTTP Status Code: 500

 ** ResourceNotFoundException **   
The resource for this operation was not found.    
 ** resourceId **   
The ID of the resource.  
 ** resourceType **   
The type of the resource.
HTTP Status Code: 404

 ** ThrottlingException **   
The request was denied due to request throttling.    
 ** quotaCode **   
Quota code.  
 ** retryAfterSeconds **   
The number of seconds after which the request should be safe to retry.  
 ** serviceCode **   
Service code.
HTTP Status Code: 429

 ** UninitializedAccountException **   
The account performing the request has not been initialized.  
HTTP Status Code: 400

 ** ValidationException **   
The input fails to satisfy the constraints specified by the AWS service.    
 ** fieldList **   
A list of fields that failed validation.  
 ** reason **   
Validation exception reason.
HTTP Status Code: 400

## See Also
<a name="API_ReverseReplication_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/drs-2020-02-26/ReverseReplication) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/drs-2020-02-26/ReverseReplication)