Deploy Nexus repository on GCP with Terraform

main.tf

provider "google" {
  credentials = "${file("${var.credentials}")}"
  project     = "${var.project}"
  region      = "${var.region}"
}

resource "google_compute_firewall" "nexus" {
  name    = "nexus-firewall"
  network = "${google_compute_network.nexus.name}"

  allow {
    protocol = "tcp"
    ports    = ["22", "8081"]
  }

  source_ranges = ["0.0.0.0/0"]
}

resource "google_compute_network" "nexus" {
  name = "nexus-network"
}

resource "google_compute_instance" "nexus" {
  name         = "nexus"
  machine_type = "${var.instance_type}"
  zone         = "${var.zone}"

  boot_disk {
    initialize_params {
      image = "${var.image_name}"
      size  = 100
    }
  }

  metadata {
    sshKeys = "${var.ssh_user}:${file(var.ssh_pub_key_file)}"
  }

  network_interface {
    network       = "${google_compute_network.nexus.name}"
    access_config = {}
  }
}