VPCピアリングで実験したやつ

main.tf

provider "aws" {
  region = "ap-northeast-1"
}

module "vpc_general" {
  source = "terraform-aws-modules/vpc/aws"

  name = "general_vpc"
  cidr = "10.0.0.0/16"

  azs             = ["ap-northeast-1a", "ap-northeast-1c", "ap-northeast-1d"]
  private_subnets = ["10.0.1.0/24", "10.0.2.0/24", "10.0.3.0/24"]
  public_subnets  = ["10.0.101.0/24", "10.0.102.0/24", "10.0.103.0/24"]

  enable_nat_gateway = false
  enable_vpn_gateway = true

  tags = {
    Terraform = "true"
    Environment = "dev"
  }
}

module "vpc_secondary" {
  source = "terraform-aws-modules/vpc/aws"

  name = "secondary_vpc"
  cidr = "192.168.0.0/16"

  azs             = ["ap-northeast-1a"]
  private_subnets = ["192.168.1.0/24"]
  public_subnets  = ["192.168.101.0/24"]

  enable_nat_gateway = false
  enable_vpn_gateway = true

  tags = {
    Terraform = "true"
    Environment = "dev"
  }
}