more tf12 changes

examples/postgres-public-ip/outputs.tf

@@ -4,27 +4,27 @@
 
 output "master_instance_name" {
   description = "The name of the database instance"
-  value       = "${module.postgres.master_instance_name}"
+  value       = module.postgres.master_instance_name
 }
 
 output "master_public_ip" {
   description = "The public IPv4 address of the master instance"
-  value       = "${module.postgres.master_public_ip_address}"
+  value       = module.postgres.master_public_ip_address
 }
 
 output "master_ca_cert" {
   description = "The CA Certificate used to connect to the SQL Instance via SSL"
-  value       = "${module.postgres.master_ca_cert}"
+  value       = module.postgres.master_ca_cert
 }
 
 output "master_instance" {
   description = "Self link to the master instance"
-  value       = "${module.postgres.master_instance}"
+  value       = module.postgres.master_instance
 }
 
 output "master_proxy_connection" {
   description = "Instance path for connecting with Cloud SQL Proxy. Read more at https://cloud.google.com/sql/docs/mysql/sql-proxy"
-  value       = "${module.postgres.master_proxy_connection}"
+  value       = module.postgres.master_proxy_connection
 }
 
 # ------------------------------------------------------------------------------
@@ -33,10 +33,10 @@ output "master_proxy_connection" {
 
 output "db_name" {
   description = "Name of the default database"
-  value       = "${module.postgres.db_name}"
+  value       = module.postgres.db_name
 }
 
 output "db" {
   description = "Self link to the default database"
-  value       = "${module.postgres.db}"
+  value       = module.postgres.db
 }

examples/postgres-public-ip/variables.tf

@@ -5,23 +5,28 @@
 
 variable "project" {
   description = "The project ID to host the database in."
+  type        = string
 }
 
 variable "region" {
   description = "The region to host the database in."
+  type        = string
 }
 
 # Note, after a name db instance is used, it cannot be reused for up to one week.
 variable "name_prefix" {
   description = "The name prefix for the database instance. Will be appended with a random string. Use lowercase letters, numbers, and hyphens. Start with a letter."
+  type        = string
 }
 
 variable "master_user_name" {
   description = "The username part for the default user credentials, i.e. 'master_user_name'@'master_user_host' IDENTIFIED BY 'master_user_password'. This should typically be set as the environment variable TF_VAR_master_user_name so you don't check it into source control."
+  type        = string
 }
 
 variable "master_user_password" {
   description = "The password part for the default user credentials, i.e. 'master_user_name'@'master_user_host' IDENTIFIED BY 'master_user_password'. This should typically be set as the environment variable TF_VAR_master_user_password so you don't check it into source control."
+  type        = string
 }
 
 # ---------------------------------------------------------------------------------------------------------------------
@@ -30,21 +35,25 @@ variable "master_user_password" {
 # ---------------------------------------------------------------------------------------------------------------------
 variable "postgres_version" {
   description = "The engine version of the database, e.g. `POSTGRES_9_6`. See https://cloud.google.com/sql/docs/features for supported versions."
+  type        = string
   default     = "POSTGRES_9_6"
 }
 
 variable "machine_type" {
   description = "The machine type to use, see https://cloud.google.com/sql/pricing for more details"
+  type        = string
   default     = "db-f1-micro"
 }
 
 variable "db_name" {
   description = "Name for the db"
+  type        = string
   default     = "default"
 }
 
 variable "name_override" {
   description = "You may optionally override the name_prefix + random string by specifying an override"
+  type        = string
   default     = ""
 }
 
@@ -52,5 +61,6 @@ variable "name_override" {
 # For testing purposes, we're initially allowing unsecured connections.
 variable "require_ssl" {
   description = "True if the instance should require SSL/TLS for users connecting over IP. Note: SSL/TLS is needed to provide security when you connect to Cloud SQL using IP addresses. If you are connecting to your instance only by using the Cloud SQL Proxy or the Java Socket Library, you do not need to configure your instance to use SSL/TLS."
+  type        = bool
   default     = false
 }