diff --git a/terraform/environments/dev/main.tf b/terraform/environments/dev/main.tf
index ec8f309..3103c96 100644
--- a/terraform/environments/dev/main.tf
+++ b/terraform/environments/dev/main.tf
@@ -3,6 +3,7 @@
 # 2. Appeler les trois modules avec les bonnes variables
 # 3. Créer le fichier de configuration Ansible (template)
 
+
 terraform {
   required_providers {
     google = {
@@ -25,4 +26,14 @@ module "network" {
   backend_cidr     = var.backend_cidr
   database_cidr    = var.database_cidr
   ssh_source_ranges = var.ssh_source_ranges
+}
+
+module "compute" {
+  source = "../../modules/compute"
+
+  instance_type = var.instance_type
+  zone = var.zone
+  frontend_subnet_id = module.network.subnet_ids["frontend"]
+  backend_subnet_id = module.network.subnet_ids["backend"]
+  database_subnet_id = module.network.subnet_ids["database"]
 }
\ No newline at end of file
diff --git a/terraform/environments/dev/variables.tf b/terraform/environments/dev/variables.tf
index be0ce47..7e9ff19 100644
--- a/terraform/environments/dev/variables.tf
+++ b/terraform/environments/dev/variables.tf
@@ -1,19 +1,11 @@
-# définissez toutes les variables nécessaires avec des valeurs par défaut appropriées.
-
-# variable "project_id" {
-#   description = "ID du projet GCP"
-#   type        = string
-#   default     = "mon-projet"
-# }
-
 variable "project_name" {
-  description = "Nom du projet"
+  description = "Nom du projet cidr"
   type        = string
-  default     = "My First Project"
+  default     = "My Firdt Project"
 }
 
 variable "region" {
-  description = "Region du projet"
+  description = "region du cidr"
   type        = string
   default     = "europe-west9"
 }
@@ -37,13 +29,28 @@ variable "database_cidr" {
 }
 
 variable "ssh_source_ranges" {
-  description = ""
+  description = "ssh_source_range du projet cidr"
   type        = string
   default     = "0.0.0.0/0"
 }
 
+
 variable "project_id" {
-  description = "ID du projet"
+  description = "id du projet"
   type        = string
   default     = "plenary-plane-478713-q1"
-}
\ No newline at end of file
+}
+
+
+variable "instance_type" {
+  description = "type d'instance de vm"
+  type        = string
+  default = "e2-micro"
+}
+
+
+variable "zone" {
+  description = "zone du projet"
+  type        = string
+  default = "europe-west9-b"
+}
diff --git a/terraform/modules/compute/main.tf b/terraform/modules/compute/main.tf
index fb71e07..b28c55a 100644
--- a/terraform/modules/compute/main.tf
+++ b/terraform/modules/compute/main.tf
@@ -23,7 +23,7 @@
 # }
 
 resource "google_compute_instance" "vm_frontend" {
-  name         = "frontend-instance"
+  name         = "frontend"
   machine_type = var.instance_type
   zone         = var.zone
 
@@ -34,22 +34,22 @@ resource "google_compute_instance" "vm_frontend" {
     }
   }
 
-  
   network_interface {
+    access_config {} # IP publique
     subnetwork = var.frontend_subnet_id
-
-    access_config {}  
   }
 
-  tags= ["frontend", "ssh"]
+  tags = ["frontend", "ssh"]
 
   metadata = {
     enable-oslogin = "TRUE"
   }
 }
 
+
+
 resource "google_compute_instance" "vm_backend" {
-  name         = "backend-instance"
+  name         = "backend"
   machine_type = var.instance_type
   zone         = var.zone
 
@@ -60,24 +60,23 @@ resource "google_compute_instance" "vm_backend" {
     }
   }
 
-  
   network_interface {
     subnetwork = var.backend_subnet_id
-
   }
 
-    tags = ["backend", "ssh"]
+  tags = ["backend", "ssh"]
 
-    metadata = {
-        enable-oslogin = "TRUE"
-    }
+  metadata = {
+    enable-oslogin = "TRUE"
+  }
 }
 
+
+
 resource "google_compute_instance" "vm_database" {
-  name         = "database-instance"
+  name         = "database"
   machine_type = var.instance_type
   zone         = var.zone
-  
 
   boot_disk {
     initialize_params {
@@ -86,15 +85,13 @@ resource "google_compute_instance" "vm_database" {
     }
   }
 
-  
   network_interface {
     subnetwork = var.database_subnet_id
-
   }
 
-    tags = ["database", "ssh"]
+  tags = ["database", "ssh"]
 
   metadata = {
     enable-oslogin = "TRUE"
   }
-}
+}
\ No newline at end of file
diff --git a/terraform/modules/compute/outputs.tf b/terraform/modules/compute/outputs.tf
index 14a1593..f76f7fc 100644
--- a/terraform/modules/compute/outputs.tf
+++ b/terraform/modules/compute/outputs.tf
@@ -2,8 +2,8 @@
 #   value = google_compute_instance.main.network_interface[0].access_config[0].nat_ip
 # }
 
-
-output "ip_internes" {
+output "instance_internal_ips" {
+  description = "IPs internes de toutes les instances"
   value = {
     frontend = google_compute_instance.vm_frontend.network_interface[0].network_ip
     backend  = google_compute_instance.vm_backend.network_interface[0].network_ip
@@ -11,14 +11,16 @@ output "ip_internes" {
   }
 }
 
-output "ip_public_frontend" {
-  value = google_compute_instance.vm_frontend.network_interface[0].access_config[0].nat_ip
+output "frontend_public_ip" {
+  description = "IP publique de l'instance frontend"
+  value       = google_compute_instance.vm_frontend.network_interface[0].access_config[0].nat_ip
 }
 
-output "nom_instances" {
+output "instance_names" {
+  description = "Noms de toutes les instances"
   value = {
     frontend = google_compute_instance.vm_frontend.name
-    backend = google_compute_instance.vm_backend.name
+    backend  = google_compute_instance.vm_backend.name
     database = google_compute_instance.vm_database.name
   }
 }
\ No newline at end of file
diff --git a/terraform/modules/compute/variables.tf b/terraform/modules/compute/variables.tf
index a708ea7..0d822cb 100644
--- a/terraform/modules/compute/variables.tf
+++ b/terraform/modules/compute/variables.tf
@@ -5,28 +5,32 @@
 # } 
 
 variable "instance_type" {
-  description = "Type de machine à utiliser pour les instances"
+  description = "Nom du projet cidr"
   type        = string
-  
 }
 
+
 variable "zone" {
-  description = "Zone où déployer les instances"
+  description = "Nom du projet cidr"
   type        = string
 }
 
+
 variable "frontend_subnet_id" {
-  description = "ID du sous-réseau frontend"
+  description = "Nom du projet cidr"
   type        = string
 }
 
+
+
 variable "backend_subnet_id" {
-  description = "ID du sous-réseau backend"
+  description = "Nom du projet cidr"
   type        = string
 }
 
+
 variable "database_subnet_id" {
-  description = "ID du sous-réseau database"
+  description = "Nom du projet cidr"
   type        = string
 }
 
diff --git a/terraform/modules/network/main.tf b/terraform/modules/network/main.tf
index 27b15f1..a567807 100644
--- a/terraform/modules/network/main.tf
+++ b/terraform/modules/network/main.tf
@@ -3,8 +3,8 @@
 #   name                    = "mon-vpc"
 #   auto_create_subnetworks = false
 # }
-resource "google_compute_network" "vpc_terraform" {
-  name                    = "vpc-terraform"
+resource "google_compute_network" "vpc" {
+  name                    = "mon-vpc"
   auto_create_subnetworks = false
 }
 
@@ -15,23 +15,24 @@ resource "google_compute_network" "vpc_terraform" {
 #   ip_cidr_range = "10.0.1.0/24"
 #   region        = "europe-west1"
 # }
-resource "google_compute_subnetwork" "subnet_frontend" {
-  name          = "frontend"
-  network       = google_compute_network.vpc_terraform.id
+
+resource "google_compute_subnetwork" "frontend" {
+  name          = "mon-frontend"
+  network       = google_compute_network.vpc.id
   ip_cidr_range = var.frontend_cidr
   region        = var.region
 }
 
-resource "google_compute_subnetwork" "subnet_backend" {
-  name          = "backend"
-  network       = google_compute_network.vpc_terraform.id
+resource "google_compute_subnetwork" "backend" {
+  name          = "mon-backend"
+  network       = google_compute_network.vpc.id
   ip_cidr_range = var.backend_cidr
   region        = var.region
 }
 
-resource "google_compute_subnetwork" "subnet_database" {
-  name          = "database"
-  network       = google_compute_network.vpc_terraform.id
+resource "google_compute_subnetwork" "database" {
+  name          = "ma-database"
+  network       = google_compute_network.vpc.id
   ip_cidr_range = var.database_cidr
   region        = var.region
 }
@@ -49,9 +50,9 @@ resource "google_compute_subnetwork" "subnet_database" {
 #   target_tags   = ["web"]
 # }
 
-resource "google_compute_firewall" "allow_user_frontend" {
-  name    = "allow-user-frontend"
-  network = google_compute_network.vpc_terraform.id
+resource "google_compute_firewall" "frontend_firewall" {
+  name    = "frontend"
+  network = google_compute_network.vpc.id
 
   allow {
     protocol = "tcp"
@@ -62,9 +63,10 @@ resource "google_compute_firewall" "allow_user_frontend" {
   target_tags   = ["frontend"]
 }
 
-resource "google_compute_firewall" "allow_frontend_backend" {
-  name    = "allow-frontend-backend"
-  network = google_compute_network.vpc_terraform.id
+
+resource "google_compute_firewall" "backend_firewall" {
+  name    = "backend"
+  network = google_compute_network.vpc.id
 
   allow {
     protocol = "tcp"
@@ -75,22 +77,9 @@ resource "google_compute_firewall" "allow_frontend_backend" {
   target_tags   = ["backend"]
 }
 
-resource "google_compute_firewall" "allow_ssh_all" {
-  name    = "allow-ssh-all"
-  network = google_compute_network.vpc_terraform.id
-
-  allow {
-    protocol = "tcp"
-    ports    = ["22"]
-  }
-
-  source_ranges = ["0.0.0.0/0"]
-  target_tags   = ["ssh"]
-}
-
-resource "google_compute_firewall" "allow_backend_database" {
-  name    = "allow-backend-database"
-  network = google_compute_network.vpc_terraform.id
+resource "google_compute_firewall" "database_firewall" {
+  name    = "database"
+  network = google_compute_network.vpc.id
 
   allow {
     protocol = "tcp"
@@ -99,4 +88,17 @@ resource "google_compute_firewall" "allow_backend_database" {
 
   source_tags = ["backend"]
   target_tags   = ["database"]
+}
+
+resource "google_compute_firewall" "ssh_firewall" {
+  name    = "ssh"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["22"]
+  }
+
+  source_ranges = ["0.0.0.0/0"]
+  target_tags   = ["ssh"]
 }
\ No newline at end of file
diff --git a/terraform/modules/network/outputs.tf b/terraform/modules/network/outputs.tf
index 75f811e..4e72520 100644
--- a/terraform/modules/network/outputs.tf
+++ b/terraform/modules/network/outputs.tf
@@ -2,16 +2,18 @@
 #   value = google_compute_instance.main.network_interface[0].access_config[0].nat_ip
 # }
 
-output "vpc_terraform_output" {
-  description = "ID du VPC crée "
-  value = google_compute_network.vpc_terraform.id
+output "vpc_terraform" {
+  description = "ID du VPC créé"
+  value = google_compute_network.vpc.id
 }
 
-output "list_id" {
-  description = "Map des IDS des osus réseaux "
+output "subnet_ids" {
+    description = "Map des IDs des sous-réseaux"
     value = {
-        frontend = google_compute_subnetwork.subnet_frontend.id
-        backend = google_compute_subnetwork.subnet_backend.id
-        database = google_compute_subnetwork.subnet_database.id
+
+        frontend = google_compute_subnetwork.frontend.id
+        backend = google_compute_subnetwork.backend.id
+        database = google_compute_subnetwork.database.id
     }
+  
 }
\ No newline at end of file
diff --git a/terraform/modules/network/variables.tf b/terraform/modules/network/variables.tf
index c492c89..69e28db 100644
--- a/terraform/modules/network/variables.tf
+++ b/terraform/modules/network/variables.tf
@@ -5,12 +5,12 @@
 # }
 
 variable "project_name" {
-  description = "Nom du projet"
+  description = "Nom du projet cidr"
   type        = string
 }
 
 variable "region" {
-  description = "Region du projet"
+  description = "region du cidr"
   type        = string
 }
 
@@ -30,6 +30,8 @@ variable "database_cidr" {
 }
 
 variable "ssh_source_ranges" {
-  description = ""
+  description = "ssh_source_range du projet cidr"
   type        = string
-}
\ No newline at end of file
+}
+
+