Terraform module: vpc

https://registry.terraform.io/modules/terraform-aws-modules/vpc/aws/latest

Official example

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

 name = "my-vpc"
 cidr = "10.0.0.0/16"

 azs             = ["eu-west-1a", "eu-west-1b", "eu-west-1c"]
 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 = true
 enable_vpn_gateway = true

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

Additional examples

module "vpc" {
  source  = "terraform-aws-modules/vpc/aws"
  version = "3.2.0"

  name                 = "education-vpc"
  cidr                 = "10.0.0.0/16"
  azs                  = data.aws_availability_zones.available.names
  private_subnets      = ["10.0.1.0/24", "10.0.2.0/24", "10.0.3.0/24"]
  public_subnets       = ["10.0.4.0/24", "10.0.5.0/24", "10.0.6.0/24"]
  enable_nat_gateway   = true
  single_nat_gateway   = true
  enable_dns_hostnames = true 

  tags = {
    "kubernetes.io/cluster/${local.cluster_name}" = "shared"
  }

  public_subnet_tags = {
    "kubernetes.io/cluster/${local.cluster_name}" = "shared"
    "kubernetes.io/role/elb"                      = "1"
  }

  private_subnet_tags = {
    "kubernetes.io/cluster/${local.cluster_name}" = "shared"
    "kubernetes.io/role/internal-elb"             = "1"
  }
}

Simple 1 zone VPC with access to RDS

module "vpc" {
  source  = "terraform-aws-modules/vpc/aws"
  version = "3.2.0"

  name                 = "vpcsinglezone"
  cidr                 = "192.168.0.0/16"
  azs                  = eu-west-1a
  public_subnets       = ["192.168.0.0/24"]
  enable_nat_gateway   = true
  single_nat_gateway   = true
  enable_dns_hostnames = true 
  enable_dns_support   = true

  create_database_subnet_group           = true
  create_database_subnet_route_table     = true
  create_database_internet_gateway_route = true

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

Related

• Terraform resource: aws_vpc
• AWS::EC2::VPC
• db_subnet_group_name
• database_subnets

See also

• AWS VPC, AWS default VPC, AWS VPC sharing, AWS subnets, Amazon VPC NAT gateway, Amazon VPN internet gateway, VPC Flow Logs, aws ec2 create-vpc, aws ec2 describe-vpcs, NACL, VPC Scenarios, AWS VPC endpoint, AWS ClassicLink, VPC peering, Reachability Analyzer, AWS internet gateway, VPC Lattice, vpce.amazonaws.com
• Terraform modules, terraform get, module { source }, AWS modules, module., child modules, Terraform modules inputs, submodules, terraform init -upgrade