From 2f3ecf7b6002dee20cb702ff5440b578edec36f3 Mon Sep 17 00:00:00 2001
From: Rajat Pandit <rp@helium.local>
Date: Thu, 6 Jul 2017 17:52:01 +0530
Subject: [PATCH] updated to allow access to other protocols e.g. tcp

---
 elb_http/README.md    |  4 ++--
 elb_http/main.tf      |  4 ++--
 elb_http/variables.tf | 13 +++++++++++++
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/elb_http/README.md b/elb_http/README.md
index 502bd58..1fc7abb 100644
--- a/elb_http/README.md
+++ b/elb_http/README.md
@@ -27,9 +27,9 @@ Input Variables
    the ELB have an internal IP
 - `subnet_az1` - The VPC subnet ID for AZ1
 - `subnet_az2` - The VPC subnet ID for AZ2
-- `backend_port` - The port the service running on the EC2 insances
+- `(frontend_port | backend_port)` - The port the service running on/off the EC2 insances
     will listen on.
-- `backend_protocol` - The protocol the service on the backend_port
+- `(frontend_port | backend_protocol)` - The protocol the service on the frontend_port/backend_port
     understands, e.g. `http` 
     - The possible options are:
     - http
diff --git a/elb_http/main.tf b/elb_http/main.tf
index 2491346..94a0d6f 100644
--- a/elb_http/main.tf
+++ b/elb_http/main.tf
@@ -23,8 +23,8 @@ resource "aws_elb" "elb" {
   listener {
     instance_port = "${var.backend_port}"
     instance_protocol = "${var.backend_protocol}"
-    lb_port = 80
-    lb_protocol = "http"
+    lb_port = "${var.frontend_port}"
+    lb_protocol = "${var.frontend_protocol}"
   }
 
   health_check {
diff --git a/elb_http/variables.tf b/elb_http/variables.tf
index a9ea28c..945d9a4 100644
--- a/elb_http/variables.tf
+++ b/elb_http/variables.tf
@@ -35,6 +35,19 @@ variable "backend_protocol" {
  // - ssl (secure tcp)
 }
 
+variable "frontend_port" {
+  description = "The port the service on the EC2 instances listens on"
+}
+
+variable "frontend_protocol" {
+ description = "The protocol the backend service speaks"
+ // Possible options are
+ // - http
+ // - https
+ // - tcp
+ // - ssl (secure tcp)
+}
+
 variable "health_check_target" {
   description = "The URL the ELB should use for health checks"
   // This is primarily used with `http` or `https` backend protocols