add cloudwatch log group access (#410)

* add cloudwatch log group access

* update readme for outputs

* update outputs

* fix formatting

* add splat for access to name

CHANGELOG.md

@@ -12,6 +12,7 @@ project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 
  - Option to set a KMS key for the log group and encrypt it (by @till-krauss)
+ - Output the name of the cloudwatch log group (by @gbooth27)
  - Write your awesome addition here (by @you)
 
 ### Changed

README.md

@@ -167,6 +167,7 @@ MIT Licensed. See [LICENSE](https://github.com/terraform-aws-modules/terraform-a
 | cluster\_id | The name/id of the EKS cluster. |
 | cluster\_security\_group\_id | Security group ID attached to the EKS cluster. |
 | cluster\_version | The Kubernetes server version for the EKS cluster. |
+| cloudwatch\_log\_group\_name | The name of the cloudwatch log group created for the EKS cluster. |
 | config\_map\_aws\_auth | A kubernetes configuration to authenticate to this EKS cluster. |
 | kubeconfig | kubectl config file contents for this EKS cluster. |
 | kubeconfig\_filename | The filename of the generated kubectl config. |

outputs.tf

@@ -43,6 +43,11 @@ output "cluster_iam_role_arn" {
   value       = local.cluster_iam_role_arn
 }
 
+output "cloudwatch_log_group_name" {
+  description = "Name of cloudwatch log group created"
+  value       = aws_cloudwatch_log_group.this.*.name
+}
+
 output "kubeconfig" {
   description = "kubectl config file contents for this EKS cluster."
   value       = data.template_file.kubeconfig.rendered