aws-custom-resource-transit-gateway-route

AWS lambda written in Python3.7 to support creation of transit gateway route via cloud formation

Requirements

1. Python 3.7.2 or higher
2. Local directory (NewBotoVersion) with latest boto3 and botocore version

CloudFormation example

"PrivateTransitGatewayRoute": {
  "Type": "Custom::TransitGatewayRoute",
  "Properties": {
    "ServiceToken": "arn:aws:lambda:<region>:<account_id>:function:<name>",
    "RouteTableId": { "Ref": "PrivateRouteTable" },
    "TransitGatewayId": "tgw-0f8880e8129dd4a1f",
    "DestinationCidrBlock": "10.0.0.0/25"
  }
},

Notes

Before creation of lambda package the following commands have to be executed in python directory:

• python3 -m pip install boto3 -t .
• python3 -m pip install botocore -t .

Inspired by https://www.mandsconsulting.com/lambda-functions-with-newer-version-of-boto3-than-available-by-default/