push

app.py

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+from flask import Flask
+app = Flask(__name__)
+
+@app.route('/')
+def hello_cloud():
+  return 'Hello Cloud!'
+
+app.run(host='0.0.0.0')

main.tf

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+## TERRAFORM
+terraform {
+  required_version = ">= 0.12"
+}
+
+## PROVIDER
+provider "google" {
+  project     = var.gcp_project
+  credentials = file(var.gcp_auth_file)
+  region      = var.gcp_region
+}
+
+## NETWORK
+resource "google_compute_network" "vpc_network" {
+  name                    = "my-custom-network"
+  auto_create_subnetworks = false
+  mtu                     = 1460
+}
+
+resource "google_compute_subnetwork" "default" {
+  name          = "my-custom-subnet"
+  ip_cidr_range = "10.0.1.0/24"
+  region        = var.gcp_region
+  network       = google_compute_network.vpc_network.id
+}
+
+# VM
+resource "google_compute_instance" "default" {
+  name         = "flask-vm"
+  machine_type = "e2-micro"
+  zone         = "europe-west9-a"
+  tags         = ["ssh"]
+
+  boot_disk {
+    initialize_params {
+      image = "debian-cloud/debian-11"
+    }
+  }
+
+  ## INSTALL FLASK
+  metadata_startup_script = "sudo apt-get update; sudo apt-get install -yq build-essential python3-pip rsync; pip install flask"
+
+  network_interface {
+    subnetwork = google_compute_subnetwork.default.id
+
+    access_config {
+      # Include this section to give the VM an external IP address
+    }
+  }
+}
+
+## SSH
+resource "google_compute_firewall" "ssh" {
+  name = "allow-ssh"
+  allow {
+    ports    = ["22"]
+    protocol = "tcp"
+  }
+  direction     = "INGRESS"
+  network       = google_compute_network.vpc_network.id
+  priority      = 1000
+  source_ranges = ["0.0.0.0/0"]
+  target_tags   = ["ssh"]
+}

terraform.tfvars

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+# GCP Settings
+gcp_project   = "terraform-demo-381114"
+gcp_region    = "europe-west9"
+gcp_auth_file = "./auth/terraform-demo-381114-158cfce10778.json"

variables.tf

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+# GCP authentication file
+variable "gcp_auth_file" {
+  type        = string
+  description = "GCP authentication file"
+}
+
+# define GCP region
+variable "gcp_region" {
+  type        = string
+  description = "GCP region"
+}
+
+# define GCP project name
+variable "gcp_project" {
+  type        = string
+  description = "GCP project name"
+}