Merge pull request #4 from silinternational/develop

adding custom health check support to ALB module
silinternational · Oct 3, 2017 · 1fd59d5 · 1fd59d5
2 parents e38a268 + a8a8def
commit 1fd59d5
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Showing 3 changed files with 55 additions and 4 deletions.
diff --git a/aws/alb/README.md b/aws/alb/README.md
@@ -22,6 +22,14 @@ groups for traffic and a default target group.
  - `protocol` - Target group listening protocol. Default: `http`
  - `access_logs_enabled` - Whether or not to enable logging. Default: `false`
  - `access_logs_bucket` - S3 bucket to store logs. Default: `""`
+ - `health_check_interval` - Default: `30`
+ - `health_check_path` - Default: `/`
+ - `health_check_port` - Default: `traffic-port`
+ - `health_check_protocol` - Default: `HTTP`
+ - `health_check_timeout` - Default: `5`
+ - `healthy_threshold` - Default: `5`
+ - `unhealthy_threshold` - Default: `2`
+ - `health_check_status_codes` - Default: `200`, separate multiple values with comma, ex: `200,204`
 
 ## Outputs
 

diff --git a/aws/alb/main.tf b/aws/alb/main.tf
@@ -22,6 +22,17 @@ resource "aws_alb_target_group" "default" {
   port     = "${var.port}"
   protocol = "${var.protocol}"
   vpc_id   = "${var.vpc_id}"
+
+  health_check {
+    interval            = "${var.health_check_interval}"
+    path                = "${var.health_check_path}"
+    port                = "${var.health_check_port}"
+    protocol            = "${var.health_check_protocol}"
+    timeout             = "${var.health_check_timeout}"
+    healthy_threshold   = "${var.healthy_threshold}"
+    unhealthy_threshold = "${var.unhealthy_threshold}"
+    matcher             = "${var.health_check_status_codes}"
+  }
 }
 
 /*

diff --git a/aws/alb/vars.tf b/aws/alb/vars.tf
@@ -49,8 +49,8 @@ variable "access_logs_bucket" {
 }
 
 variable "alb_name" {
-  type    = "string"
-  default = ""
+  type        = "string"
+  default     = ""
   description = "Manual override for ALB name (which is otherwise assembled from other given data)"
 }
 
@@ -65,7 +65,39 @@ variable "ssl_policy" {
 }
 
 variable "tg_name" {
-  type    = "string"
-  default = ""
+  type        = "string"
+  default     = ""
   description = "Manual override for ALB Target Group name (which is otherwise assembled from other given data)"
 }
+
+variable "health_check_interval" {
+  default = "30"
+}
+
+variable "health_check_path" {
+  default = "/"
+}
+
+variable "health_check_port" {
+  default = "traffic-port"
+}
+
+variable "health_check_protocol" {
+  default = "HTTP"
+}
+
+variable "health_check_timeout" {
+  default = "5"
+}
+
+variable "healthy_threshold" {
+  default = "5"
+}
+
+variable "unhealthy_threshold" {
+  default = "2"
+}
+
+variable "health_check_status_codes" {
+  default = "200"
+}