From 5b3ce9600f15a8992a219cc91b98deea86394889 Mon Sep 17 00:00:00 2001
From: Felix-Vimalaratnam <pfelixvimalaratnam@gmail.com>
Date: Wed, 3 Dec 2025 17:19:47 +0100
Subject: [PATCH] compute fait

---
 terraform/environments/dev/main.tf      |  9 ++++
 terraform/environments/dev/variables.tf | 12 +++++
 terraform/modules/compute/main.tf       | 72 ++++++++++++++++++++++++-
 terraform/modules/compute/outputs.tf    | 22 +++++++-
 terraform/modules/compute/variables.tf  | 27 +++++++++-
 terraform/modules/network/outputs.tf    |  4 +-
 6 files changed, 141 insertions(+), 5 deletions(-)

diff --git a/terraform/environments/dev/main.tf b/terraform/environments/dev/main.tf
index ec8f309..000c973 100644
--- a/terraform/environments/dev/main.tf
+++ b/terraform/environments/dev/main.tf
@@ -25,4 +25,13 @@ 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.subnets.frontend
+  backend_subnet_id = module.network.subnets.backend
+  database_subnet_id = module.network.subnets.database
 }
\ No newline at end of file
diff --git a/terraform/environments/dev/variables.tf b/terraform/environments/dev/variables.tf
index e0e7bef..d93ab19 100644
--- a/terraform/environments/dev/variables.tf
+++ b/terraform/environments/dev/variables.tf
@@ -40,4 +40,16 @@ variable "project_id" {
   description = "ID du projet"
   type        = string
   default     = "glossy-handler-478713-i1"
+}
+
+variable "instance_type" {
+  description = "type de l'instance"
+  type = string
+  default = "e2_small"
+}
+
+variable "zone" {
+  description = "Nom de la zone"
+  type = string
+  default = "europe-west9-b"
 }
\ No newline at end of file
diff --git a/terraform/modules/compute/main.tf b/terraform/modules/compute/main.tf
index a4f4814..6e64c65 100644
--- a/terraform/modules/compute/main.tf
+++ b/terraform/modules/compute/main.tf
@@ -19,4 +19,74 @@
 #    - Disque : 20GB
 #    - Pas d'IP publique
 #    - Tags : database, ssh
-#    - OS Login enabled
\ No newline at end of file
+#    - OS Login enabled
+
+resource "google_compute_instance" "vm_frontend" {
+  name         = "vm_frontend"
+  machine_type = var.instance_type
+  zone         = var.zone
+
+  boot_disk {
+    initialize_params {
+      image = "debian-cloud/debian-11"
+      size  = 10
+    }
+  }
+
+  network_interface {
+    access_config {} # IP publique
+    subnetwork = var.frontend_subnet_id
+  }
+
+  tags = ["frontend", "ssh"]
+
+  metadata = {
+    enable-oslogin = "TRUE"
+  }
+}
+
+resource "google_compute_instance" "vm_backend" {
+  name         = "vm_backend"
+  machine_type = var.instance_type
+  zone         = var.zone
+
+  boot_disk {
+    initialize_params {
+      image = "debian-cloud/debian-11"
+      size  = 10
+    }
+  }
+
+  network_interface {
+    subnetwork = var.backend_subnet_id
+  }
+
+  tags = ["backend", "ssh"]
+
+  metadata = {
+    enable-oslogin = "TRUE"
+  }
+}
+
+resource "google_compute_instance" "vm_database" {
+  name         = "vm_database"
+  machine_type = var.instance_type
+  zone         = var.zone
+
+  boot_disk {
+    initialize_params {
+      image = "debian-cloud/debian-11"
+      size  = 20
+    }
+  }
+
+  network_interface {
+    subnetwork = var.database_subnet_id
+  }
+
+  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 4a91aa9..9c4e28b 100644
--- a/terraform/modules/compute/outputs.tf
+++ b/terraform/modules/compute/outputs.tf
@@ -1,4 +1,24 @@
 # À vous d'exposer :
 # 1. Les IPs internes de toutes les instances
 # 2. L'IP publique du frontend
-# 3. Les noms des instances
\ No newline at end of file
+# 3. Les noms des instances
+
+output "ip_internes" {
+  value = {
+    frontend = google_compute_subnetwork.subnet_frontend.network_interface[0].network_ip
+    backend  = google_compute_instance.subnet_backend.network_interface[0].network_ip
+    database = google_compute_instance.subnet_database.network_interface[0].network_ip
+  }
+}
+
+output "ip_public_frontend" {
+  value = google_compute_instance.subnet_frontend.network_interface[0].access_config[0].nat_ip
+}
+
+output "nom_instances" {
+  value = {
+    frontend = google_compute_instance.subnet_frontend.name
+    backend = google_compute_instance.subnet_backend.name
+    database = google_compute_instance.subnet_database.name
+  }
+}
diff --git a/terraform/modules/compute/variables.tf b/terraform/modules/compute/variables.tf
index 76a14cc..07ab6ea 100644
--- a/terraform/modules/compute/variables.tf
+++ b/terraform/modules/compute/variables.tf
@@ -3,4 +3,29 @@
 # - zone
 # - frontend_subnet_id
 # - backend_subnet_id
-# - database_subnet_id
\ No newline at end of file
+# - database_subnet_id
+
+variable "instance_type" {
+  description = "type de l'instance"
+  type = string
+}
+
+variable "zone" {
+  description = "Nom de la zone"
+  type = string
+}
+
+variable "frontend_subnet_id" {
+  description = "id du frontend"
+  type = string
+}
+
+variable "backend_subnet_id" {
+  description = "id du backend"
+  type = string
+}
+
+variable "database_subnet_id" {
+  description = "id du database"
+  type = string
+}
diff --git a/terraform/modules/network/outputs.tf b/terraform/modules/network/outputs.tf
index 078bc94..2191456 100644
--- a/terraform/modules/network/outputs.tf
+++ b/terraform/modules/network/outputs.tf
@@ -2,11 +2,11 @@
 # 1. L'ID du VPC
 # 2. Les IDs des sous-réseaux sous forme de map
 
-output "vpc_terraform_output" {
+output "vpc" {
   value = google_compute_network.vpc_terraform.id
 }
 
-output "list_id" {
+output "subnets" {
     value = {
         frontend = google_compute_subnetwork.subnet_frontend.id
         backend = google_compute_subnetwork.subnet_backend.id