# variables.tf
variable "instance_type" {
  description = "Тип экземпляра EC2"
  type        = string
  default     = "t3.micro"
}

variable "ami_id" {
  description = "AMI ID для Ubuntu 22.04 в регионе us-east-1"
  type        = string
  default     = "ami-0abcdef1234567890"
}

# main.tf
provider "aws" {
  region = "us-east-1"
}

resource "aws_vpc" "main" {
  cidr_block = "10.0.0.0/16"
}

resource "aws_subnet" "public" {
  vpc_id     = aws_vpc.main.id
  cidr_block = "10.0.1.0/24"
  map_public_ip_on_launch = true
}

resource "aws_security_group" "web" {
  name        = "web-sg"
  description = "Разрешить HTTP и SSH"
  vpc_id      = aws_vpc.main.id

  ingress {
    from_port   = 80
    to_port     = 80
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  ingress {
    from_port   = 22
    to_port     = 22
    protocol    = "tcp"
    cidr_blocks = ["10.0.0.0/16"]
  }

  egress {
    from_port   = 0
    to_port     = 0
    protocol    = "-1"
    cidr_blocks = ["0.0.0.0/0"]
  }
}

resource "aws_instance" "web_server" {
  ami           = var.ami_id
  instance_type = var.instance_type
  subnet_id     = aws_subnet.public.id
  vpc_security_group_ids = [aws_security_group.web.id]

  tags = {
    Name = "WebServer"
  }
}