From 6804755578c6885d32fb48885741fb1e883d47f1 Mon Sep 17 00:00:00 2001 From: Kirelos Megalley Date: Tue, 11 Oct 2022 13:58:03 +0200 Subject: [PATCH] VPC simple module --- .gitignore | 6 ++ LICENSE | 201 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ README.md | 57 ++++++++++++++++ example.tfvars | 10 +++ main.tf | 12 ++++ outputs.tf | 11 ++++ variables.tf | 40 ++++++++++++ 7 files changed, 337 insertions(+) create mode 100644 .gitignore create mode 100644 LICENSE create mode 100644 README.md create mode 100644 example.tfvars create mode 100644 main.tf create mode 100644 outputs.tf create mode 100644 variables.tf diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..89d5c1d --- /dev/null +++ b/.gitignore @@ -0,0 +1,6 @@ +# Terraform state files +*.tfstate +*.tfstate.backup +*.tfstate.*.backup +jakub.tfvars +.terraform \ No newline at end of file diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..9c8f3ea --- /dev/null +++ b/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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[Prerequisites and dependencies](#prerequisites-and-dependencies) + - [Configuration](#configuration) + - [Creating the VPC](#creating-the-vpc) + - [Deleting the VPC](#deleting-the-vpc) + + + +## Prerequisites and dependencies + +There are no other dependencies apart from [Terraform](https://www.terraform.io). + +## Configuration + +| Option | Explanation | Example | +|--------|-------------|---------| +| `aws_region` | AWS region which should be used | `eu-central-1` | +| `aws_zones` | List of AWS availability zones which should be used | `["eu-central-1a", "eu-central-1b"]` | +| `vpc_name` | Name of the VPC which should ve created | `my-vpc` | +| `vpc_cidr` | CIDR address which should be used | `10.0.0.0/16` | +| `tags` | Tags which should be applied to all resources | `{ Hello = "World" }` | +| `private_subnets` | Create also private subnets with NAT in every avaialbility zone | `false` or `true` | + +## Creating the VPC + +To create the VPC, +* Export AWS credentials into environment variables `AWS_ACCESS_KEY_ID` and `AWS_SECRET_ACCESS_KEY` +* Apply Terraform configuration: +```bash +terraform init +terraform apply --var-file example.tfvars +``` + +## Deleting the VPC + +To delete the VPC, +* Export AWS credentials into environment variables `AWS_ACCESS_KEY_ID` and `AWS_SECRET_ACCESS_KEY` +* Destroy Terraform configuration: +```bash +terraform destroy --var-file example.tfvars +``` \ No newline at end of file diff --git a/example.tfvars b/example.tfvars new file mode 100644 index 0000000..15ba742 --- /dev/null +++ b/example.tfvars @@ -0,0 +1,10 @@ +aws_region = "eu-central-1" +aws_zones = ["eu-central-1a", "eu-central-1b", "eu-central-1c"] +vpc_name = "my-vpc" +vpc_cidr = "10.0.0.0/16" +private_subnets = "false" + +## Tags +tags = { + Hello = "World" +} \ No newline at end of file diff --git a/main.tf b/main.tf new file mode 100644 index 0000000..c79cf3c --- /dev/null +++ b/main.tf @@ -0,0 +1,12 @@ +module "vpc" { + source = "scholzj/vpc/aws" + + aws_region = "${var.aws_region}" + aws_zones = "${var.aws_zones}" + vpc_name = "${var.vpc_name}" + vpc_cidr = "${var.vpc_cidr}" + private_subnets = "${var.private_subnets}" + + ## Tags + tags = "${var.tags}" +} \ No newline at end of file diff --git a/outputs.tf b/outputs.tf new file mode 100644 index 0000000..24a27fa --- /dev/null +++ b/outputs.tf @@ -0,0 +1,11 @@ +output "vpc" { + value = "${module.vpc.vpc_id}" +} + +output "subnets" { + value = "${module.vpc.subnet_ids}" +} + +output "private_subnets" { + value = "${module.vpc.private_subnet_ids}" +} \ No newline at end of file diff --git a/variables.tf b/variables.tf new file mode 100644 index 0000000..8809fc1 --- /dev/null +++ b/variables.tf @@ -0,0 +1,40 @@ +# Tags + +variable tags { + description = "Different tag values which should be assigned to AWS resources created via Terraform)" + type = "map" +} + +# AWS Regions / Zones + +variable aws_region { + type = "string" + description = "AWS region which should be used" +} + +variable aws_zones { + type = "list" + description = "AWS AZs (Availability zones) where subnets should be created" +} + +# Private subnets + +variable private_subnets { + description = "Create both private and public subnets" + type = "string" + default = "false" +} + +# Resource naming + +variable vpc_name { + description = "Name of the VPC" + type = "string" +} + +# Network details (Change this only if you know what you are doing or if you think you are lucky) + +variable vpc_cidr { + type = "string" + description = "CIDR of the VPC" +}