added container_name variable

README.md

@@ -50,6 +50,7 @@ EOF
 | container\_cpu | Amount of cpu used by the task | string | `512` | no |
 | container\_definitions | Fargate container definition | string | see default value bellow this table | no |
 | container\_memory | Amount of memory used by the task | string | `1024` | no |
+| container\_name | Defines container name which will be used as target in ALB target group. If not set ${var.project}-${var.service} value will be used. | string | `` | no |
 | container\_port | exposed port in container | string | `80` | no |
 | ecs\_cluster\_id | ID of existing ECS cluster (if want to attach service and etc to existing cluster) | string | `none` | no |
 | environment | Environment name is used to identify resources | string | `env` | no |

ecs-cluster.tf

@@ -51,7 +51,7 @@ resource "aws_ecs_service" "this" {
 
   load_balancer {
     target_group_arn = "${var.alb_target_group_arn}"
-    container_name   = "${var.service}-${var.environment}"
+    container_name   = "${var.container_name == "" ? var.service-var.environment : var.container_name}"
     container_port   = "${var.container_port}"
   }
 

variables.tf

@@ -45,6 +45,11 @@ variable "container_memory" {
   default     = "1024"
 }
 
+variable "container_name" {
+  description = "Defines container name which will be used as target in ALB target group. If not set ${var.project}-${var.service} value will be used."
+  default     = ""
+}
+
 variable "health_check_grace_period_seconds" {
   description = "Seconds to ignore failing load balancer health checks on newly instantiated tasks to prevent premature shutdown"
   default     = "30"