vpc_and_subnets

vpc and subnets module

This is the documentation for vpc and subnets module.

Summary

This module creates following resources -

• vpc
• public and private subnets
• nat gateways and elastic ips
• internet gateway
• public and private subnet route tables

This module only requires you to specify vpc name and vpc cidr block. All the other variables have default values. If the default values are used, this module creates a vpc, 3 public and 3 private subnets, 1 nat gateway per az for each private subnet and corresponding elastic ips, 1 internet gateway for public traffic to public subnets and respective route tables for public and private subnets.

Please read the documentation below to know details about the variables accepted by this module.

Requirements

Name	Version
aws	5.6.2

Providers

Name	Version
aws	5.6.2

Modules

Name	Source	Version
vpc_and_subnets	terraform-aws-modules/vpc/aws	5.0.0

Resources

Name	Type
aws_availability_zones.available	data source

Inputs

Name	Description	Type	Default	Required
additional_private_subnet_tags	Additional tags for the private subnets	map(string)	{}	no
additional_public_subnet_tags	Additional tags for the public subnets	map(string)	{}	no
create_igw	Controls if an Internet Gateway is created for public subnets and the related routes that connect them.	bool	true	no
enable_dns_hostnames	Should be true to enable DNS hostnames in the VPC	bool	true	no
enable_dns_support	Should be true to enable DNS support in the VPC	bool	true	no
enable_nat_gateway	Should be true if you want to provision NAT Gateways for each of your private networks	bool	true	no
instance_tenancy	A tenancy option for instances launched into the VPC	string	"default"	no
name	name of the vpc	string	n/a	yes
one_nat_gateway_per_az	Should be true if you want only one NAT Gateway per availability zone.	bool	true	no
single_nat_gateway	Should be true if you want to provision a single shared NAT Gateway across all of your private networks	bool	false	no
tags	A mapping of tags to assign to all resources	map(string)	{}	no
vpc_cidr	vpc cidr e.g. 10.0.0.0/16	string	n/a	yes

Outputs

Name	Description
igw_id	The ID of the Internet Gateway
nat_ids	List of allocation ID of Elastic IPs created for AWS NAT Gateway
nat_public_ips	List of public Elastic IPs created for AWS NAT Gateway
natgw_ids	List of NAT Gateway IDs
private_route_table_ids	List of IDs of private route tables
private_subnets	List of IDs of private subnets
public_route_table_ids	List of IDs of public route tables
public_subnets	List of IDs of public subnets
vpc_id	The ID of the VPC