ec2_instance.tf

resource "aws_instance" "web" {
  ami           = var.aws_ami
  instance_type = var.instance_type
  key_name      = aws_key_pair.key.key_name
  subnet_id     = aws_subnet.my_subnet.id
  //security_groups             = aws_security_group.my_security_group.name
  vpc_security_group_ids      = [aws_security_group.my_security_group.id]
  associate_public_ip_address = true

  tags = {
    Name       = "Amaury"
    managed_by = "terraform"
  }
}

resource "aws_security_group" "my_security_group" {
  name   = "security_group_terraform"
  vpc_id = aws_vpc.my_vpc.id

  ingress {
    //description      = "SSH from VPC"
    from_port   = 22
    to_port     = 22
    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_key_pair" "key" {
  key_name   = "aws-key"
  public_key = file("./aws-key.pub")

  tags = {
    Name       = "my-key-aws"
    managed_by = "terraform"
  }
}