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We can create one or more aliases for our Lambda function. A Lambda alias is like a pointer to a specific function version. We can access the function version using the alias Amazon Resource Name (ARN). We can create or update an Alias alias using the upsertLambdaAlias operation available in the AWS plugin.
Objective
The goal of the this tutorial is to create an Alias alias and map it to a Lambda function version. We will also use the routing configuration option to provide Additional version weight details.
Checklist
Checklist | Description |
AWS Access Key | AWS Access Key of the user. |
AWS Secret Key | Password for the Access Key |
AWS Default Region | Default region can be set. eg. ap-south-1 |
AWS CLI installation | AWS CLI needs to be installed where the plugin operation shall run (FlexDeploy server) |
AWS CLI in class path | AWS CLI should be added to the class path on the FlexDeploy Server. Else the path can also be set under FlexDeploy environment level property |
AWS Lambda Function | AWS Lambda Function should be already present. |
Configure Cloud Account
To connect with AWS Lambda Function, we required to configure Cloud account, with credentials details. Configure AWS Cloud Account under Integration. FlexDeploy will connect to the Lambda Function and add the environment variables.
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Workflow Detail
Navigate to the Workflows tab and create a utility workflow using the “+”(Click to create new Workflow) 
button as highlighted below.
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The Workflow Group and Subgroup define the folder hierarchy. Once both workflows are created it should look like the below. No constraint on workflow or folder naming convention.
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The steps of the workflow execution can be configured through the Workflow Definition section.
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Below is a sample utility workflow.
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Step-i: Upsert Alias Details
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Select Topology from the menu and then select Targets. Select the target group and environment, provide the properties detail, according to the description.
Properties | Mandatory field | Description |
Cloud Account | Optional | Select the Cloud Account to connect the Lambda Function. |
CLI Path | Optional | Directory where Cloud CLI is installed. |
AWS Region | Optional | Value of the AWS Region. |
Below given are the environment-specific values which need to be updated.
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