example.tf

variable "environment_name" {
  default = "fatih-testing"
}

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

resource "aws_vpc" "default" {
    cidr_block = "10.0.0.0/16"
    tags {
        Name = "${var.environment_name}"
    }
}

resource "aws_subnet" "default" {
    vpc_id = "${aws_vpc.default.id}"
    cidr_block = "10.0.0.0/16"
    map_public_ip_on_launch = true
    tags {
        Name = "${var.environment_name}"
    }
}

resource "aws_security_group" "default" {
  name = "arslan_sg_testing"
  description = "Used by Arslan for testing"
  vpc_id =  "${aws_vpc.default.id}"
  ingress {
    from_port = 22
    to_port = 22
    protocol = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }
  ingress {
    from_port = 80
    to_port = 80
    protocol = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }
  egress {
    from_port = 0
    to_port = 0
    protocol = "-1"
    cidr_blocks = ["0.0.0.0/0"]
  }
}

resource "aws_instance" "web" {
  instance_type = "t2.micro"
  ami = "ami-9e5cff9e"
  subnet_id = "${aws_subnet.default.id}"
  security_groups = ["${aws_security_group.default.id}"]
  tags {
      Name = "${var.environment_name}"
  }
  count = 3
}