AWS services or capabilities described in AWS Documentation may vary by region/location. Click Getting Started with Amazon AWS to see specific differences applicable to the China (Beijing) Region.
Updates the configuration of a Lambda function alias.
For .NET Core this operation is only available in asynchronous form. Please refer to UpdateAliasAsync.
Namespace: Amazon.Lambda
Assembly: AWSSDK.Lambda.dll
Version: 3.x.y.z
public virtual UpdateAliasResponse UpdateAlias( UpdateAliasRequest request )
Container for the necessary parameters to execute the UpdateAlias service method.
Exception | Condition |
---|---|
InvalidParameterValueException | One of the parameters in the request is not valid. |
PreconditionFailedException | The RevisionId provided does not match the latest RevisionId for the Lambda function or alias. Call the GetFunction or the GetAlias API operation to retrieve the latest RevisionId for your resource. |
ResourceConflictException | The resource already exists, or another operation is in progress. |
ResourceNotFoundException | The resource specified in the request does not exist. |
ServiceException | The Lambda service encountered an internal error. |
TooManyRequestsException | The request throughput limit was exceeded. For more information, see Lambda quotas. |
The following example updates the alias named BLUE to send 30% of traffic to version 2 and 70% to version 1.
var response = client.UpdateAlias(new UpdateAliasRequest { FunctionName = "my-function", FunctionVersion = "2", Name = "BLUE", RoutingConfig = new AliasRoutingConfiguration { AdditionalVersionWeights = new Dictionary<string, double> { { "1", 0.7 } } } }); string aliasArn = response.AliasArn; string description = response.Description; string functionVersion = response.FunctionVersion; string name = response.Name; string revisionId = response.RevisionId; AliasRoutingConfiguration routingConfig = response.RoutingConfig;
.NET Framework:
Supported in: 4.5, 4.0, 3.5