Add variable for application port and remove hard-coded values (#76)

* add application port variable

* rebuilt README to reflect new application port variables

Author: jackmahoney

README.md

@@ -67,6 +67,7 @@ Available targets:
 |------|-------------|:----:|:-----:|:-----:|
 | alb_zone_id | ALB zone id | map | `<map>` | no |
 | app | EBS application name | string | - | yes |
+| application_port | Port application is listening on | string | `80` | no |
 | associate_public_ip_address | Specifies whether to launch instances in your VPC with public IP addresses. | string | `false` | no |
 | attributes | Additional attributes (e.g. `1`) | list | `<list>` | no |
 | autoscale_lower_bound | Minimum level of autoscale metric to remove an instance | string | `20` | no |

docs/terraform.md

@@ -4,6 +4,7 @@
 |------|-------------|:----:|:-----:|:-----:|
 | alb_zone_id | ALB zone id | map | `<map>` | no |
 | app | EBS application name | string | - | yes |
+| application_port | Port application is listening on | string | `80` | no |
 | associate_public_ip_address | Specifies whether to launch instances in your VPC with public IP addresses. | string | `false` | no |
 | attributes | Additional attributes (e.g. `1`) | list | `<list>` | no |
 | autoscale_lower_bound | Minimum level of autoscale metric to remove an instance | string | `20` | no |

main.tf

@@ -556,7 +556,7 @@ resource "aws_elastic_beanstalk_environment" "default" {
   setting {
     namespace = "aws:elb:listener"
     name      = "InstancePort"
-    value     = "80"
+    value     = "${var.application_port}"
   }
   setting {
     namespace = "aws:elb:listener"
@@ -571,7 +571,7 @@ resource "aws_elastic_beanstalk_environment" "default" {
   setting {
     namespace = "aws:elb:listener:443"
     name      = "InstancePort"
-    value     = "80"
+    value     = "${var.application_port}"
   }
   setting {
     namespace = "aws:elb:listener:443"
@@ -661,7 +661,7 @@ resource "aws_elastic_beanstalk_environment" "default" {
   setting {
     namespace = "aws:elasticbeanstalk:application"
     name      = "Application Healthcheck URL"
-    value     = "HTTP:80${var.healthcheck_url}"
+    value     = "HTTP:${var.application_port}${var.healthcheck_url}"
   }
   setting {
     namespace = "aws:elasticbeanstalk:environment"
@@ -991,7 +991,7 @@ resource "aws_elastic_beanstalk_environment" "default" {
   setting {
     namespace = "aws:elasticbeanstalk:environment:process:default"
     name      = "Port"
-    value     = "80"
+    value     = "${var.application_port}"
   }
   setting {
     namespace = "aws:elasticbeanstalk:environment:process:default"

variables.tf

@@ -137,6 +137,11 @@ variable "http_listener_enabled" {
   description = "Enable port 80 (http)"
 }
 
+variable "application_port" {
+  default     = "80"
+  description = "Port application is listening on"
+}
+
 variable "ssh_listener_enabled" {
   default     = "false"
   description = "Enable ssh port"