ajout du network

terraform/modules/compute/main.tf

@@ -0,0 +1,85 @@
+// 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"
+  }
+}
+

terraform/modules/compute/outputs.tf

@@ -0,0 +1,26 @@
+// 1. IPs internes de toutes les instances
+output "internal_ips" {
+  description = "IPs internes des instances frontend, backend et database"
+  value = {
+    frontend = google_compute_instance.frontend.network_interface[0].network_ip
+    backend  = google_compute_instance.backend.network_interface[0].network_ip
+    database = google_compute_instance.database.network_interface[0].network_ip
+  }
+}
+
+// 2. IP publique du frontend
+output "frontend_public_ip" {
+  description = "IP publique de l'instance frontend"
+  value       = google_compute_instance.frontend.network_interface[0].access_config[0].nat_ip
+}
+
+// 3. Noms des instances
+output "instance_names" {
+  description = "Noms des instances créées"
+  value = {
+    frontend = google_compute_instance.frontend.name
+    backend  = google_compute_instance.backend.name
+    database = google_compute_instance.database.name
+  }
+}
+

terraform/modules/compute/variables.tf

@@ -0,0 +1,25 @@
+variable "instance_type" {
+  description = "Type de machine)"
+  type        = string
+}
+
+variable "zone" {
+  description = "Zone de déploiement"
+  type        = string
+}
+
+variable "frontend_subnet_id" {
+  description = "ID du sous-réseau frontend"
+  type        = string
+}
+
+variable "backend_subnet_id" {
+  description = "ID du sous-réseau backend"
+  type        = string
+}
+
+variable "database_subnet_id" {
+  description = "ID du sous-réseau database"
+  type        = string
+}
+