// Récupération de l'image Debian 11
data "google_compute_image" "debian_11" {
  family  = "debian-11"
  project = "debian-cloud"
}

resource "google_compute_instance" "frontend" {
  name         = "frontend-instance"
  machine_type = var.instance_type
  zone         = var.zone

  tags = ["frontend", "ssh"]

  boot_disk {
    initialize_params {
      image = data.google_compute_image.debian_11.self_link
      size  = 10 // 10GB
    }
  }

  network_interface {
    subnetwork = var.frontend_subnet_id

    // IP publique
    access_config {}
  }

  // OS Login activé
  metadata = {
    enable-oslogin = "TRUE"
  }
}



resource "google_compute_instance" "backend" {
  name         = "backend-instance"
  machine_type = var.instance_type
  zone         = var.zone

  tags = ["backend", "ssh"]

  boot_disk {
    initialize_params {
      image = data.google_compute_image.debian_11.self_link
      size  = 10 // 10GB
    }
  }

  network_interface {
    subnetwork = var.backend_subnet_id
    // Pas d'access_config -> pas d'IP publique
  }

  metadata = {
    enable-oslogin = "TRUE"
  }
}



resource "google_compute_instance" "database" {
  name         = "database-instance"
  machine_type = var.instance_type
  zone         = var.zone

  tags = ["database", "ssh"]

  boot_disk {
    initialize_params {
      image = data.google_compute_image.debian_11.self_link
      size  = 20 // 20GB
    }
  }

  network_interface {
    subnetwork = var.database_subnet_id
    // Pas d'access_config -> pas d'IP publique
  }

  metadata = {
    enable-oslogin = "TRUE"
  }
}