EC2 Transit Gateway Cross-Account VPC Attachment

This example demonstrates how to create a Transit Gateway in one AWS account, share it with a second AWS account, and attach a VPC in the second account to the Transit Gateway.

See more in the Transit Gateway documentation.

Running this example

Either cp terraform.template.tfvars terraform.tfvars and modify that new file accordingly or provide variables via CLI:

terraform apply \
	-var="aws_first_access_key=AAAAAAAAAAAAAAAAAAA" \
	-var="aws_first_secret_key=SuperSecretKeyForAccount1" \
	-var="aws_second_access_key=BBBBBBBBBBBBBBBBBBB" \
	-var="aws_second_secret_key=SuperSecretKeyForAccount2" \
	-var="aws_region=us-east-1"

Prerequisites

• This example requires two AWS accounts within the same AWS Organizations Organization
• Ensure Resource Access Manager is enabled in your organization. For more information, see the Resource Access Manager User Guide.