Add cloudsql ip address output.

terraform/basic_gke/main.tf

@@ -105,20 +105,25 @@ module "cloudsql" {
   ]
 }
 
+output "cloudsql_ip_address" {
+  description = "IP address for cloudsql database."
+  value       = module.cloudsql.instance.ip_address.0.ip_address
+}
+
 output "cloudsql_server_certificate" {
-  description = "CA certificate"
+  description = "CA certificate."
   value       = module.cloudsql.certificate.server_ca_cert
   sensitive   = true
 }
 
 output "cloudsql_client_certificate" {
-  description = "CA certificate"
+  description = "Client certificate."
   value       = module.cloudsql.certificate.cert
   sensitive   = true
 }
 
 output "cloudsql_client_key" {
-  description = "CA certificate"
+  description = "Client key."
   value       = module.cloudsql.certificate.private_key
   sensitive   = true
 }