Added google cloud deployment terraform files

Author: gkatzioura

GoogleStorageWagon/deploy/gcs_repository_bucket.tf

@@ -0,0 +1,40 @@
+variable "bucket_name" {
+}
+
+variable "location" {
+  default = "europe-west2"
+}
+
+variable "project" {
+}
+
+provider "google" {
+  project = "${var.project}"
+}
+
+resource "google_storage_bucket" "cloud_storage_maven_repo" {
+  name     = "${var.bucket_name}"
+  location = "${var.location}"
+
+  project = "${var.project}"
+}
+
+resource "google_project_iam_custom_role" "cloud_storage_maven_role" {
+  role_id     = "${replace(var.bucket_name,"-","_")}Role"
+  title       = "${var.bucket_name}Role"
+  description = "Cloud Storage Maven Repository Bucket Role"
+  permissions = ["storage.objects.create","storage.objects.get","storage.objects.list"]
+}
+
+resource "google_service_account" "cloud_storage_service_account" {
+  account_id    = "${var.bucket_name}-sa"
+  display_name  = "${var.bucket_name}ServiceAccount"
+}
+
+resource "google_service_account_iam_binding" "cloud_storage_maven_service_account_iam_policy" {
+  service_account_id = "${google_service_account.cloud_storage_service_account.id}"
+  role = "${google_project_iam_custom_role.cloud_storage_maven_role.id}"
+  members = [
+    "serviceAccount:${google_service_account.cloud_storage_service_account.email}"
+  ]
+}