add editions support and bump provider version

Author: pkaroluk

main.tf

@@ -50,6 +50,7 @@ resource "google_spanner_instance" "instance_num_node" {
   config       = var.instance_config
   display_name = var.instance_display_name
   name         = var.instance_name
+  edition      = var.edition 
   num_nodes    = var.instance_size.num_nodes
   labels       = var.instance_labels
 }
@@ -60,6 +61,7 @@ resource "google_spanner_instance" "instance_processing_units" {
   config           = var.instance_config
   display_name     = var.instance_display_name
   name             = var.instance_name
+  edition          = var.edition  
   processing_units = var.instance_size.processing_units
   labels           = var.instance_labels
 }

modules/schedule_spanner_backup/main.tf

@@ -15,26 +15,25 @@
  */
 
 module "service_account_scheduler" {
-  source     = "terraform-google-modules/service-accounts/google"
-  version    = "~> 4.1.1"
-  project_id = var.project_id
-  prefix     = "spanner-backup-scheduler"
-  names      = ["1"]
-
+  source        = "terraform-google-modules/service-accounts/google"
+  version       = "~> 4.4.0"
+  project_id    = var.project_id
+  prefix        = "spanner-backup-scheduler"
+  names         = ["1"]
   project_roles = ["${var.project_id}=>roles/workflows.invoker"]
 }
 
 module "service_account_workflow" {
   source        = "terraform-google-modules/service-accounts/google"
-  version       = "~> 4.1.1"
+  version       = "~> 4.4.0"
   project_id    = var.project_id
   prefix        = "spanner-backup-workflow"
   names         = ["1"]
   project_roles = ["${var.project_id}=>roles/spanner.backupAdmin"]
 }
 
 module "workflow" {
-  source                 = "github.com/GoogleCloudPlatform/terraform-google-cloud-workflows?ref=v0.1.1"
+  source                 = "github.com/livechat/terraform-google-cloud-workflows"
   project_id             = var.project_id
   workflow_name          = "spanner-backup-workflow"
   region                 = var.backup_schedule_region

modules/schedule_spanner_backup/versions.tf

@@ -15,11 +15,11 @@
  */
 
 terraform {
-  required_version = ">= 0.13"
+  required_version = ">= 1.5.0"
   required_providers {
     google = {
       source  = "hashicorp/google"
-      version = ">= 3.53, < 7"
+      version = ">= 6.8.0, < 7"
     }
   }
 }

variables.tf

@@ -52,6 +52,16 @@ variable "instance_size" {
   }
 }
 
+variable "edition" {
+  description = "The edition selected for this instance. Different editions provide different capabilities at different price points."
+  type        = string
+  default     = "STANDARD"
+  validation {
+    condition     = can(regex("^(EDITION_UNSPECIFIED|STANDARD|ENTERPRISE|ENTERPRISE_PLUS)$", var.edition))
+    error_message = "The edition must be one of the following: STANDARD, ENTERPRISE, ENTERPRISE_PLUS or EDITION_UNSPECIFIED"
+  }
+}
+
 variable "create_instance" {
   description = "Switch to use create OR use existing Spanner Instance "
   type        = bool

versions.tf

@@ -15,11 +15,11 @@
  */
 
 terraform {
-  required_version = ">= 0.13"
+  required_version = ">= 1.5.0"
   required_providers {
     google = {
       source  = "hashicorp/google"
-      version = ">= 3.53, < 7"
+      version = ">= 6.8, < 7"
     }
   }