AWS::Lambda::Alias AliasRoutingConfiguration - AWS CloudFormation
SyntaxPropertiesExamples
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AWS::Lambda::Alias AliasRoutingConfiguration

The traffic-shifting configuration of a Lambda function alias.

Syntax

To declare this entity in your CloudFormation template, use the following syntax:

Properties

AdditionalVersionWeights

The second version, and the percentage of traffic that's routed to it.

Required: No

Type: Array of VersionWeight

Update requires: No interruption

Examples

Routing Configuration

An alias that routes half of incoming requests to a second version.

YAML

  alias:
    Type: AWS::Lambda::Alias
    Properties:
      FunctionName: !Ref function
      FunctionVersion: !GetAtt newVersion.Version
      Name: BLUE
      RoutingConfig:
        AdditionalVersionWeights:
          - FunctionVersion: !GetAtt version.Version
            FunctionWeight: 0.5