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main.tf
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main.tf
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terraform {
required_providers {
aws = {
source = "hashicorp/aws"
version = "~> 4.16"
}
}
required_version = ">= 1.2.0"
}
provider "aws" {
region = var.location
}
locals {
staging_env = "staging"
}
resource "aws_vpc" "my_vpc" {
cidr_block = "10.0.0.0/16"
enable_dns_hostnames = true
tags = {
Name = "${local.staging_env}-vpc-tag"
}
}
resource "aws_subnet" "my_subnet" {
vpc_id = aws_vpc.my_vpc.id
cidr_block = "10.0.0.0/16"
availability_zone = var.availability_zone
tags = {
Name = "${local.staging_env}-subnet-tag"
}
}
resource "aws_internet_gateway" "my_vpc_igw" {
vpc_id = aws_vpc.my_vpc.id
tags = {
Name = "${local.staging_env}-Internet Gateway"
}
}
resource "aws_route_table" "my_vpc_eu_central_1c_public" {
vpc_id = aws_vpc.my_vpc.id
route {
cidr_block = "0.0.0.0/0"
gateway_id = aws_internet_gateway.my_vpc_igw.id
}
tags = {
Name = "${local.staging_env}- Public Subnet Route Table"
}
}
resource "aws_route_table_association" "my_vpc_eu_central_1c_public" {
subnet_id = aws_subnet.my_subnet.id
route_table_id = aws_route_table.my_vpc_eu_central_1c_public.id
}
resource "aws_instance" "ec2_example" {
ami = var.ami
instance_type = var.instance_type
subnet_id = aws_subnet.my_subnet.id
associate_public_ip_address = true
tags = {
Name = var.tag
}
}
# output single values
output "public_ip" {
value = aws_instance.ec2_example.public_ip
}
# output single values
output "public_dns" {
value = aws_instance.ec2_example.public_dns
}
# output multiple values
output "instance_ips" {
value = {
public_ip = aws_instance.ec2_example.public_ip
private_ip = aws_instance.ec2_example.private_ip
}
}
# terraform init
# terraform plan --var-file="terraform-dev.tfvars"
# terraform apply --var-file="terraform-dev.tfvars"
# terraform destroy --var-file="terraform-dev.tfvars"
# terraform plan --var-file="terraform-prod.tfvars"
# terraform apply --var-file="terraform-prod.tfvars"
# terraform destroy --var-file="terraform-prod.tfvars"