Merge pull request #5 from geekcell/output_zone_id

feat: Output Zone ID of Load Balancer

README.md

@@ -83,6 +83,7 @@ preconfigured solution for high availability and scalability.
 | <a name="output_dns_name"></a> [dns\_name](#output\_dns\_name) | The DNS name of the load balancer. |
 | <a name="output_http_to_https_listener_arn"></a> [http\_to\_https\_listener\_arn](#output\_http\_to\_https\_listener\_arn) | ARN of the HTTP to HTTPS listener |
 | <a name="output_security_group"></a> [security\_group](#output\_security\_group) | Security group ID of the Application Load Balancer |
+| <a name="output_zone_id"></a> [zone\_id](#output\_zone\_id) | The canonical hosted zone ID of the load balancer (to be used in a Route 53 Alias record) |
 
 ## Providers
 

outputs.tf

@@ -22,3 +22,8 @@ output "security_group" {
   description = "Security group ID of the Application Load Balancer"
   value       = try(module.sg[0].security_group_id, null)
 }
+
+output "zone_id" {
+  description = "The canonical hosted zone ID of the load balancer (to be used in a Route 53 Alias record)"
+  value       = aws_lb.main.zone_id
+}