resource "google_compute_network" "vpc" { name = "vpc-1" auto_create_subnetworks = "false" } resource "frontend" "subnet" { name = "sub_fr" network = google_compute_network.vpc.id ip_cidr_range = "10.0.1.0/24" region = "europe-west9" allow { protocol = ssh ports = ["8000"] } target_tags = ["backend"] } resource "backend" "subnet" { name = "sub_ba" network = google_compute_network.vpc.id ip_cidr_range = "10.0.2.0/24" region = "europe-west9" allow { protocol = ssh ports = ["3306"] } target_tags = ["database"] } resource "database" "subnet" { name = "sub_da" network = google_compute_network.vpc.id ip_cidr_range = "10.0.3.0/24" region = "europe-west9" }