Merge pull request #14 from trussworks/bsik-task-def-arn

Add output: task definition ARN

README.md

@@ -67,6 +67,7 @@ module "app_ecs_service" {
 | awslogs_group | Name of the CloudWatch Logs log group containers should use. |
 | awslogs_group_arn | ARN of the CloudWatch Logs log group containers should use. |
 | ecs_security_group_id | Security Group ID assigned to the ECS tasks. |
+| task_definition_arn | Full ARN of the Task Definition (including both family and revision). |
 | task_definition_family | The family of the Task Definition. |
 | task_execution_role_arn | The ARN of the task execution role that the Amazon ECS container agent and the Docker daemon can assume. |
 | task_role_arn | The ARN of the IAM role assumed by Amazon ECS container tasks. |

outputs.tf

@@ -18,6 +18,11 @@ output "task_role_name" {
   value       = "${aws_iam_role.task_role.name}"
 }
 
+output "task_definition_arn" {
+  description = "Full ARN of the Task Definition (including both family and revision)."
+  value       = "${aws_ecs_task_definition.main.arn}"
+}
+
 output "task_definition_family" {
   description = "The family of the Task Definition."
   value       = "${aws_ecs_task_definition.main.family}"