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Lambda Aliases

Prerequisites

  1. AWS CLI installed and configured (aws configure)
  2. Appropriate IAM permissions for the AWS services used

Step 1: Creating function (v1)

The script handles this step automatically. See lambda-aliases.sh for the exact CLI commands.

Step 2: Creating alias pointing to v1

The script handles this step automatically. See lambda-aliases.sh for the exact CLI commands.

Step 3: Deploying v2 with canary

The script handles this step automatically. See lambda-aliases.sh for the exact CLI commands.

Step 4: Invoking via alias (multiple times)

The script handles this step automatically. See lambda-aliases.sh for the exact CLI commands.

Step 5: Shifting all traffic to v2

The script handles this step automatically. See lambda-aliases.sh for the exact CLI commands.

Cleanup

The script prompts you to clean up all created resources. If you need to clean up manually, check the script log for the resource names that were created.