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feat: Update Terraform minimum supported version to v0.13.1 (#68)
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‎.pre-commit-config.yaml

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repos:
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- repo: https://github.com/antonbabenko/pre-commit-terraform
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rev: v1.62.3
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rev: v1.64.0
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hooks:
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- id: terraform_fmt
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- id: terraform_validate

‎README.md

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@@ -68,14 +68,14 @@ module "vpc" {
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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.12.26 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.15.0 |
71+
| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.1 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.15 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 3.15.0 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 3.15 |
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## Modules
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‎examples/complete/README.md

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Configuration in this directory creates AWS Transit Gateway, attach VPC to it and share it with other AWS principals using [Resource Access Manager (RAM)](https://aws.amazon.com/ram/).
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## Notes
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There is a famous limitation in Terraform which prevents us from using computed values in `count`. For this reason this example is using data-sources to discover already created default VPC and subnets.
8-
9-
In real-world scenario you will have to split creation of VPC (using [terraform-aws-vpc modules](https://github.com/terraform-aws-modules/terraform-aws-vpc)) and creation of TGW resources using this module.
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## Usage
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To run this example you need to execute:
@@ -25,14 +19,12 @@ Note that this example may create resources which cost money. Run `terraform des
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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.12.26 |
29-
| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 2.24 |
22+
| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.1 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.15 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 2.24 |
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No providers.
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## Modules
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@@ -44,10 +36,7 @@ Note that this example may create resources which cost money. Run `terraform des
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## Resources
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| Name | Type |
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|------|------|
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| [aws_subnet_ids.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
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| [aws_vpc.default](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |
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No resources.
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## Inputs
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‎examples/complete/main.tf

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provider "aws" {
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region = "eu-west-1"
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region = local.region
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}
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# See Notes in README.md for explanation regarding using data-sources and computed values
6-
data "aws_vpc" "default" {
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default = true
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}
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locals {
6+
name = "ex-tgw-${replace(basename(path.cwd), "_", "-")}"
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region = "eu-west-1"
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data "aws_subnet_ids" "this" {
11-
vpc_id = data.aws_vpc.default.id
9+
tags = {
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Example = local.name
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GithubRepo = "terraform-aws-eks"
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GithubOrg = "terraform-aws-transit-gateway"
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}
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}
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16+
################################################################################
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# Transit Gateway Module
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################################################################################
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module "tgw" {
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source = "../../"
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17-
name = "my-tgw"
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name = local.name
1824
description = "My TGW shared with several other AWS accounts"
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amazon_side_asn = 64532
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21-
enable_auto_accept_shared_attachments = true # When "true" there is no need for RAM resources if using multiple AWS accounts
27+
# When "true" there is no need for RAM resources if using multiple AWS accounts
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enable_auto_accept_shared_attachments = true
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vpc_attachments = {
2431
vpc1 = {
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vpc_id = data.aws_vpc.default.id # module.vpc1.vpc_id
26-
subnet_ids = data.aws_subnet_ids.this.ids # module.vpc1.private_subnets
27-
dns_support = true
28-
ipv6_support = true
32+
vpc_id = module.vpc1.vpc_id
33+
subnet_ids = module.vpc1.private_subnets
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dns_support = true
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ipv6_support = true
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2937
transit_gateway_default_route_table_association = false
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transit_gateway_default_route_table_propagation = false
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# transit_gateway_route_table_id = "tgw-rtb-073a181ee589b360f"
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tgw_routes = [
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{
@@ -41,8 +48,8 @@ module "tgw" {
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]
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},
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vpc2 = {
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vpc_id = data.aws_vpc.default.id # module.vpc2.vpc_id
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subnet_ids = data.aws_subnet_ids.this.ids # module.vpc2.private_subnets
51+
vpc_id = module.vpc2.vpc_id
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subnet_ids = module.vpc2.private_subnets
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tgw_routes = [
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{
@@ -59,37 +66,41 @@ module "tgw" {
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ram_allow_external_principals = true
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ram_principals = [307990089504]
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62-
tags = {
63-
Purpose = "tgw-complete-example"
64-
}
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tags = local.tags
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}
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################################################################################
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# Supporting resources
74+
################################################################################
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6776
module "vpc1" {
6877
source = "terraform-aws-modules/vpc/aws"
6978
version = "~> 3.0"
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71-
name = "vpc1"
72-
80+
name = "${local.name}-vpc1"
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cidr = "10.10.0.0/16"
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75-
azs = ["eu-west-1a", "eu-west-1b", "eu-west-1c"]
83+
azs = ["${local.region}a", "${local.region}b", "${local.region}c"]
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private_subnets = ["10.10.1.0/24", "10.10.2.0/24", "10.10.3.0/24"]
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enable_ipv6 = true
7987
private_subnet_assign_ipv6_address_on_creation = true
8088
private_subnet_ipv6_prefixes = [0, 1, 2]
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90+
tags = local.tags
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}
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module "vpc2" {
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source = "terraform-aws-modules/vpc/aws"
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version = "~> 3.0"
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87-
name = "vpc2"
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97+
name = "${local.name}-vpc2"
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cidr = "10.20.0.0/16"
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91-
azs = ["eu-west-1a", "eu-west-1b", "eu-west-1c"]
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azs = ["${local.region}a", "${local.region}b", "${local.region}c"]
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private_subnets = ["10.20.1.0/24", "10.20.2.0/24", "10.20.3.0/24"]
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enable_ipv6 = false
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tags = local.tags
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}

‎examples/complete/outputs.tf

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# aws_ec2_transit_gateway
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################################################################################
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# Transit Gateway
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################################################################################
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25
output "ec2_transit_gateway_arn" {
36
description = "EC2 Transit Gateway Amazon Resource Name (ARN)"
47
value = module.tgw.ec2_transit_gateway_arn
58
}
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7-
output "ec2_transit_gateway_association_default_route_table_id" {
8-
description = "Identifier of the default association route table"
9-
value = module.tgw.ec2_transit_gateway_association_default_route_table_id
10-
}
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1210
output "ec2_transit_gateway_id" {
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description = "EC2 Transit Gateway identifier"
1412
value = module.tgw.ec2_transit_gateway_id
@@ -19,45 +17,54 @@ output "ec2_transit_gateway_owner_id" {
1917
value = module.tgw.ec2_transit_gateway_owner_id
2018
}
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20+
output "ec2_transit_gateway_association_default_route_table_id" {
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description = "Identifier of the default association route table"
22+
value = module.tgw.ec2_transit_gateway_association_default_route_table_id
23+
}
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2225
output "ec2_transit_gateway_propagation_default_route_table_id" {
2326
description = "Identifier of the default propagation route table"
2427
value = module.tgw.ec2_transit_gateway_propagation_default_route_table_id
2528
}
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27-
output "ec2_transit_gateway_route_table_default_association_route_table" {
28-
description = "Boolean whether this is the default association route table for the EC2 Transit Gateway"
29-
value = module.tgw.ec2_transit_gateway_route_table_default_association_route_table
30+
################################################################################
31+
# VPC Attachment
32+
################################################################################
33+
34+
output "ec2_transit_gateway_vpc_attachment_ids" {
35+
description = "List of EC2 Transit Gateway VPC Attachment identifiers"
36+
value = module.tgw.ec2_transit_gateway_vpc_attachment_ids
3037
}
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32-
output "ec2_transit_gateway_route_table_default_propagation_route_table" {
33-
description = "Boolean whether this is the default propagation route table for the EC2 Transit Gateway"
34-
value = module.tgw.ec2_transit_gateway_route_table_default_propagation_route_table
39+
output "ec2_transit_gateway_vpc_attachment" {
40+
description = "Map of EC2 Transit Gateway VPC Attachment attributes"
41+
value = module.tgw.ec2_transit_gateway_vpc_attachment
3542
}
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37-
# aws_ec2_transit_gateway_route_table
44+
################################################################################
45+
# Route Table / Routes
46+
################################################################################
47+
3848
output "ec2_transit_gateway_route_table_id" {
3949
description = "EC2 Transit Gateway Route Table identifier"
4050
value = module.tgw.ec2_transit_gateway_route_table_id
4151
}
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43-
# aws_ec2_transit_gateway_route
44-
output "ec2_transit_gateway_route_ids" {
45-
description = "List of EC2 Transit Gateway Route Table identifier combined with destination"
46-
value = module.tgw.ec2_transit_gateway_route_ids
53+
output "ec2_transit_gateway_route_table_default_association_route_table" {
54+
description = "Boolean whether this is the default association route table for the EC2 Transit Gateway"
55+
value = module.tgw.ec2_transit_gateway_route_table_default_association_route_table
4756
}
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49-
# aws_ec2_transit_gateway_vpc_attachment
50-
output "ec2_transit_gateway_vpc_attachment_ids" {
51-
description = "List of EC2 Transit Gateway VPC Attachment identifiers"
52-
value = module.tgw.ec2_transit_gateway_vpc_attachment_ids
58+
output "ec2_transit_gateway_route_table_default_propagation_route_table" {
59+
description = "Boolean whether this is the default propagation route table for the EC2 Transit Gateway"
60+
value = module.tgw.ec2_transit_gateway_route_table_default_propagation_route_table
5361
}
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55-
output "ec2_transit_gateway_vpc_attachment" {
56-
description = "Map of EC2 Transit Gateway VPC Attachment attributes"
57-
value = module.tgw.ec2_transit_gateway_vpc_attachment
63+
output "ec2_transit_gateway_route_ids" {
64+
description = "List of EC2 Transit Gateway Route Table identifier combined with destination"
65+
value = module.tgw.ec2_transit_gateway_route_ids
5866
}
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60-
# aws_ec2_transit_gateway_route_table_association
6168
output "ec2_transit_gateway_route_table_association_ids" {
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description = "List of EC2 Transit Gateway Route Table Association identifiers"
6370
value = module.tgw.ec2_transit_gateway_route_table_association_ids
@@ -68,7 +75,6 @@ output "ec2_transit_gateway_route_table_association" {
6875
value = module.tgw.ec2_transit_gateway_route_table_association
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}
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71-
# aws_ec2_transit_gateway_route_table_propagation
7278
output "ec2_transit_gateway_route_table_propagation_ids" {
7379
description = "List of EC2 Transit Gateway Route Table Propagation identifiers"
7480
value = module.tgw.ec2_transit_gateway_route_table_propagation_ids
@@ -79,13 +85,15 @@ output "ec2_transit_gateway_route_table_propagation" {
7985
value = module.tgw.ec2_transit_gateway_route_table_propagation
8086
}
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82-
# aws_ram_resource_share
88+
################################################################################
89+
# Resource Access Manager
90+
################################################################################
91+
8392
output "ram_resource_share_id" {
8493
description = "The Amazon Resource Name (ARN) of the resource share"
8594
value = module.tgw.ram_resource_share_id
8695
}
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88-
# aws_ram_principal_association
8997
output "ram_principal_association_id" {
9098
description = "The Amazon Resource Name (ARN) of the Resource Share and the principal, separated by a comma"
9199
value = module.tgw.ram_principal_association_id

‎examples/complete/versions.tf

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terraform {
2-
required_version = ">= 0.12.26"
2+
required_version = ">= 0.13.1"
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44
required_providers {
5-
aws = ">= 2.24"
5+
aws = {
6+
source = "hashicorp/aws"
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version = ">= 3.15"
8+
}
69
}
710
}

‎examples/multi-account/README.md

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33
Configuration in this directory creates AWS Transit Gateway, attach VPC to it and share it with other AWS principals using [Resource Access Manager (RAM)](https://aws.amazon.com/ram/).
44

5-
## Notes
6-
7-
There is a famous limitation in Terraform which prevents us from using computed values in `count`. For this reason this example is using data-sources to discover already created default VPC and subnets.
8-
9-
In real-world scenario you will have to split creation of VPC (using [terraform-aws-vpc modules](https://github.com/terraform-aws-modules/terraform-aws-vpc)) and creation of TGW resources using this module.
10-
115
## Usage
126

137
To run this example you need to execute:
@@ -25,14 +19,12 @@ Note that this example may create resources which cost money. Run `terraform des
2519

2620
| Name | Version |
2721
|------|---------|
28-
| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.12.26 |
29-
| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 2.24 |
22+
| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.1 |
23+
| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.15 |
3024

3125
## Providers
3226

33-
| Name | Version |
34-
|------|---------|
35-
| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 2.24 |
27+
No providers.
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3729
## Modules
3830

@@ -41,13 +33,11 @@ Note that this example may create resources which cost money. Run `terraform des
4133
| <a name="module_tgw"></a> [tgw](#module\_tgw) | ../../ | n/a |
4234
| <a name="module_tgw_peer"></a> [tgw\_peer](#module\_tgw\_peer) | ../../ | n/a |
4335
| <a name="module_vpc1"></a> [vpc1](#module\_vpc1) | terraform-aws-modules/vpc/aws | ~> 3.0 |
36+
| <a name="module_vpc2"></a> [vpc2](#module\_vpc2) | terraform-aws-modules/vpc/aws | ~> 3.0 |
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4538
## Resources
4639

47-
| Name | Type |
48-
|------|------|
49-
| [aws_subnet_ids.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
50-
| [aws_vpc.default](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |
40+
No resources.
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## Inputs
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