resource "aws_db_instance" "mariadb" {
  allocated_storage      = 20
  storage_type           = "gp2"
  engine                 = "mariadb"
  engine_version         = "10.6.14"
  instance_class         = "db.t3.micro"
  db_name                = var.db_name
  username               = var.db_username
  password               = var.db_password
  port                   = var.db_port
  skip_final_snapshot    = true
  vpc_security_group_ids = [aws_security_group.rds.id]
  db_subnet_group_name   = aws_db_subnet_group.private.name
}

resource "aws_instance" "ec2_instance" {
  instance_type          = "t3.micro"
  ami                    = data.aws_ami.ubuntu_22_04.id
  subnet_id              = aws_subnet.public.id
  vpc_security_group_ids = [aws_security_group.ec2.id]
  key_name               = aws_key_pair.ansible.key_name
  lifecycle {
    ignore_changes = [ami]
  }
  provisioner "local-exec" {
    command     = "ansible-playbook -u ubuntu --private-key='${var.private_key}' -i '${aws_instance.ec2_instance.public_ip},' --extra-vars 'web_public_ip=${aws_instance.ec2_instance.public_ip} db_address=${aws_db_instance.mariadb.address} db_name=${var.db_name} db_username=${var.db_username} db_password=${var.db_password} db_port=${var.db_port}' ansible/all.yml"
    interpreter = ["/bin/bash", "-c"]
    environment = {
      ANSIBLE_HOST_KEY_CHECKING = "False"
    }
  }
}

data "aws_ami" "ubuntu_22_04" {
  most_recent = true
  filter {
    name   = "name"
    values = ["ubuntu/images/hvm-ssd/ubuntu-jammy-22.04-amd64-server-*"]
  }
  filter {
    name   = "virtualization-type"
    values = ["hvm"]
  }
  owners = ["099720109477"]
}