commit final tp Terraform

terraform/modules/compute/main.tf

@@ -0,0 +1,69 @@
+resource "google_compute_instance" "frontend" {
+  name         = "ma-vm-frontend"
+  machine_type = var.instance_type
+  zone         = var.zone
+
+  boot_disk {
+    initialize_params {
+      image = "debian-cloud/debian-11"
+      size  = 10
+    }
+  }
+
+  network_interface {
+    subnetwork = var.frontend_subnet_id
+    access_config {} # IP publique
+  }
+
+  tags = ["frontend", "ssh"]
+
+  metadata = {
+    enable-oslogin = "TRUE"
+  }
+}
+
+resource "google_compute_instance" "backend" {
+  name         = "ma-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" "database" {
+  name         = "ma-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"
+  }
+}

terraform/modules/compute/variables.tf

@@ -0,0 +1,26 @@
+variable "instance_type" {
+  description = "les types d'instances"
+  type        = string
+  default     = "e2-micro"
+}
+
+variable "zone" {
+  description = "zone des instances"
+  type        = string
+  default     = "europe-west4"
+}
+
+variable "frontend_subnet_id" {
+  description = "L'identifiant du subnet utilisé pour le frontend"
+  type        = string
+}
+
+variable "backend_subnet_id" {
+  description = "L'identifiant du subnet utilisé pour le backend"
+  type        = string
+}
+
+variable "database_subnet_id" {
+  description = "L'identifiant du subnet utilisé pour la database"
+  type        = string
+}

terraform/modules/iam/main.tf

@@ -0,0 +1,24 @@
+resource "google_service_account" "service_account" {
+  account_id   = "terraform"
+  display_name = "terraform"
+}
+
+resource "google_service_account_key" "service_account" {
+  service_account_id = google_service_account.service_account.name
+  public_key_type    = "TYPE_X509_PEM_FILE"
+}
+
+resource "google_project_iam_binding" "service_account_roles" {
+  project = var.project_id
+  role    = "roles/viewer"
+  members = ["serviceAccount:${google_service_account.service_account.email}"]
+}
+
+data "google_client_openid_userinfo" "me" {
+}
+
+resource "google_os_login_ssh_public_key" "add_my_key" {
+  project = var.project_id
+  user    = data.google_client_openid_userinfo.me.email
+  key     = file("~/.ssh/id_ed25519.pub")
+}

terraform/modules/iam/outputs.tf

@@ -0,0 +1,10 @@
+output "service_account_email" {
+  description = "Email du compte de service"
+  value       = google_service_account.service_account.email
+}
+
+output "service_account_key" {
+  description = "Clé du compte de service"
+  value       = google_service_account_key.service_account.private_key
+  sensitive   = true
+}

terraform/modules/iam/variables.tf

@@ -0,0 +1,5 @@
+# modules/iam/variables.tf
+variable "project_id" {
+  description = "ID du projet GCP"
+  type        = string
+}

terraform/modules/network/main.tf

@@ -1,68 +1,94 @@
-#réation du réseau VPC
-resource "google_compute_network" "my_vpc" {
-  name                    = "mon-vpc"
+# VPC
+resource "google_compute_network" "vpc" {
+  name                    = "myvpc"
   auto_create_subnetworks = false
 }
 
-# Création des sous-réseaux
-resource "google_compute_subnetwork" "frontend" {
-  name          = "frontend"
-  ip_cidr_range = "10.0.1.0/24"
-  region        = google_compute_network.my_vpc.region
-  network       = google_compute_network.my_vpc.id
+# Sous-réseau
+resource "google_compute_subnetwork" "frontend_subnet" {
+  name          = "frontend-subnet"
+  network       = google_compute_network.vpc.id
+  ip_cidr_range = var.frontend_cidr
+  region        = var.region
 }
 
-resource "google_compute_subnetwork" "backend" {
-  name          = "backend"
-  ip_cidr_range = "10.0.2.0/24"
-  region        = google_compute_network.my_vpc.region
-  network       = google_compute_network.my_vpc.id
+# Sous-réseau
+resource "google_compute_subnetwork" "backend_subnet" {
+  name          = "backend-subnet"
+  network       = google_compute_network.vpc.id
+  ip_cidr_range = var.backend_cidr
+  region        = var.region
 }
 
-resource "google_compute_subnetwork" "database" {
-  name          = "database"
-  ip_cidr_range = "10.0.3.0/24"
-  region        = google_compute_network.my_vpc.region
-  network       = google_compute_network.my_vpc.id
+# Sous-réseau
+resource "google_compute_subnetwork" "database_subnet" {
+  name          = "database-subnet"
+  network       = google_compute_network.vpc.id
+  ip_cidr_range = var.database_cidr
+  region        = var.region
 }
 
-# Création des règles de firewall
-resource "google_compute_firewall" "allow_http_https" {
-  name       = "allow-http-https"
-  network    = google_compute_network.my_vpc.id
-  allowed    = [
-    { IPProtocol = "tcp", ports = ["80", "443"] },
-  ]
+resource "google_compute_firewall" "allow_http" {
+  name    = "allow-http"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["80"]
+  }
+
+  source_ranges = ["0.0.0.0/0"]
+  target_tags   = ["web"]
+}
+
+resource "google_compute_firewall" "allow_https" {
+  name    = "allow-https"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["443"]
+  }
+
+  source_ranges = ["0.0.0.0/0"]
+  target_tags   = ["web"]
 }
 
 resource "google_compute_firewall" "allow_ssh" {
-  name       = "allow-ssh"
-  network    = google_compute_network.my_vpc.id
-  allowed    = [
-    { IPProtocol = "tcp", ports = ["22"] },
-  ]
+  name    = "allow-ssh"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["22"]
+  }
+
+  source_ranges = [var.ssh_source_ranges]
+  target_tags   = ["ssh"]
 }
 
-resource "google_compute_firewall" "frontend_to_backend" {
-  name       = "frontend-to-backend"
-  network    = google_compute_network.my_vpc.id
-  allowed    = [
-    { IPProtocol = "tcp", ports = ["8000"] },
-  ]
-  source_ranges = [
-    google_compute_subnetwork.frontend.ip_cidr_range
-  ]
-  target_tags = ["backend"]
+resource "google_compute_firewall" "allow_frontend_to_backend" {
+  name    = "allow-frontend-to-backend"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["8000"]
+  }
+
+  source_ranges = [var.frontend_cidr]
+  target_tags   = ["web"]
 }
 
-resource "google_compute_firewall" "backend_to_database" {
-  name       = "backend-to-database"
-  network    = google_compute_network.my_vpc.id
-  allowed    = [
-    { IPProtocol = "tcp", ports = ["3306"] },
-  ]
-  source_ranges = [
-    google_compute_subnetwork.backend.ip_cidr_range
-  ]
-  target_tags = ["database"] 
+resource "google_compute_firewall" "allow-sql" {
+  name    = "allow-sql"
+  network = google_compute_network.vpc.id
+
+  allow {
+    protocol = "tcp"
+    ports    = ["3306"]
+  }
+
+  source_ranges = [var.backend_cidr]
+  target_tags   = ["web"]
 }

terraform/modules/network/outputs.tf

@@ -1,13 +1,11 @@
-output "vpc_id" {
-  value = google_compute_network.my_vpc.id
-  description = "ID du VPC créé"
+output "id_vpc" {
+  value = google_compute_network.vpc.id
 }
 
-output "subnet_ids" {
-  value = {
-    frontend = google_compute_subnetwork.frontend.id
-    backend  = google_compute_subnetwork.backend.id
-    database = google_compute_subnetwork.database.id
-  }
-  description = "Map contenant les IDs des sous-réseaux"
+output "id_subnetwork" {
+    value = {
+        frontend = google_compute_subnetwork.frontend_subnet.id,
+        backend = google_compute_subnetwork.backend_subnet.id,
+        database = google_compute_subnetwork.database_subnet.id
+    }
 }

terraform/modules/network/variables.tf

@@ -1,16 +1,15 @@
 # modules/network/variables.tf
-
 variable "project_name" {
-  description = "Nom du projet Google Cloud"
+  description = "Nom du projet"
   type        = string
-  default     = "automatisation-tp"
 }
 
 variable "region" {
-  description = "Région Google Cloud"
+  description = "Région du projet"
   type        = string
 }
 
+
 variable "frontend_cidr" {
   description = "Bloc CIDR pour le sous-réseau frontend"
   type        = string
@@ -28,3 +27,9 @@ variable "database_cidr" {
   type        = string
   default     = "10.0.3.0/24"
 }
+# variables (network)
+variable "ssh_source_ranges" {
+  description = "ssh access"
+  type        = string
+  default     = "0.0.0.0/0"
+}