transit-gateway-scenario-2

Transit Gateway Attachments with specific routing

In the previous scenario all private subnets of all VPC can reach to each other, imagine we need specific connectivities, for example:

• VPC-0: Connects only with VPC-1
• VPC-1: Connects with VPC-0 and VPC-2
• VPC-2: Connects only with VPC-1

Requirements

Name	Version
terraform	~> 1.0
aws	~> 4.9

Providers

Name	Version
aws	4.63.0

Modules

No modules.

Resources

Name	Type
aws_ec2_transit_gateway.this	resource
aws_ec2_transit_gateway_route_table.this	resource
aws_ec2_transit_gateway_route_table_association.this	resource
aws_ec2_transit_gateway_route_table_propagation.vpc_0_to_vpc_1	resource
aws_ec2_transit_gateway_route_table_propagation.vpc_1_to_vpc_0	resource
aws_ec2_transit_gateway_route_table_propagation.vpc_1_to_vpc_2	resource
aws_ec2_transit_gateway_route_table_propagation.vpc_2_to_vpc_1	resource
aws_ec2_transit_gateway_vpc_attachment.this	resource
aws_route.route	resource
aws_route_tables.this	data source
aws_subnets.private	data source
aws_vpc.this	data source

Inputs

Name	Description	Type	Default	Required
profile	Profile name configured in .aws	string	"toninoes-aws2"	no
region	AWS region to deploy this	string	n/a	yes
vpc_number	Number of existing VPCs in this region to attach.	number	3	no

Outputs

No outputs.