Add autoscaling parameters (#19)

README.md

@@ -193,6 +193,62 @@ Type: `number`
 
 Default: `1`
 
+### <a name="input_autoscale_measure_name"></a> [autoscale\_measure\_name](#input\_autoscale\_measure\_name)
+
+Description: Metric used for your Auto Scaling trigger
+
+Type: `string`
+
+Default: `"CPUUtilization"`
+
+### <a name="input_autoscale_statistic"></a> [autoscale\_statistic](#input\_autoscale\_statistic)
+
+Description: Statistic the trigger should use, such as Average
+
+Type: `string`
+
+Default: `"Average"`
+
+### <a name="input_autoscale_unit"></a> [autoscale\_unit](#input\_autoscale\_unit)
+
+Description: Unit for the trigger measurement, such as Bytes
+
+Type: `string`
+
+Default: `"Percent"`
+
+### <a name="input_autoscale_lower_bound"></a> [autoscale\_lower\_bound](#input\_autoscale\_lower\_bound)
+
+Description: Minimum level of autoscale metric to remove an instance
+
+Type: `number`
+
+Default: `20`
+
+### <a name="input_autoscale_lower_increment"></a> [autoscale\_lower\_increment](#input\_autoscale\_lower\_increment)
+
+Description: How many Amazon EC2 instances to remove when performing a scaling activity.
+
+Type: `number`
+
+Default: `-1`
+
+### <a name="input_autoscale_upper_bound"></a> [autoscale\_upper\_bound](#input\_autoscale\_upper\_bound)
+
+Description: Maximum level of autoscale metric to add an instance
+
+Type: `number`
+
+Default: `80`
+
+### <a name="input_autoscale_upper_increment"></a> [autoscale\_upper\_increment](#input\_autoscale\_upper\_increment)
+
+Description: How many Amazon EC2 instances to add when performing a scaling activity
+
+Type: `number`
+
+Default: `1`
+
 ### <a name="input_env_vars"></a> [env\_vars](#input\_env\_vars)
 
 Description: Map of custom ENV variables to be provided to the application running on Elastic Beanstalk, e.g. env\_vars = { DB\_USER = 'admin' DB\_PASS = 'xxxxxx' }

main.tf

@@ -48,6 +48,14 @@ module "environment" {
   autoscale_min = var.autoscale_min
   autoscale_max = var.autoscale_max
 
+  autoscale_measure_name    = var.autoscale_measure_name
+  autoscale_statistic       = var.autoscale_statistic
+  autoscale_unit            = var.autoscale_unit
+  autoscale_lower_bound     = var.autoscale_lower_bound
+  autoscale_lower_increment = var.autoscale_lower_increment
+  autoscale_upper_bound     = var.autoscale_upper_bound
+  autoscale_upper_increment = var.autoscale_upper_increment
+
   vpc_id = var.vpc_id
 
   availability_zone_selector = var.availability_zone_selector

variables.tf

@@ -107,6 +107,48 @@ variable "autoscale_max" {
   default     = 1
 }
 
+variable "autoscale_measure_name" {
+  type        = string
+  default     = "CPUUtilization"
+  description = "Metric used for your Auto Scaling trigger"
+}
+
+variable "autoscale_statistic" {
+  type        = string
+  default     = "Average"
+  description = "Statistic the trigger should use, such as Average"
+}
+
+variable "autoscale_unit" {
+  type        = string
+  default     = "Percent"
+  description = "Unit for the trigger measurement, such as Bytes"
+}
+
+variable "autoscale_lower_bound" {
+  type        = number
+  default     = 20
+  description = "Minimum level of autoscale metric to remove an instance"
+}
+
+variable "autoscale_lower_increment" {
+  type        = number
+  default     = -1
+  description = "How many Amazon EC2 instances to remove when performing a scaling activity."
+}
+
+variable "autoscale_upper_bound" {
+  type        = number
+  default     = 80
+  description = "Maximum level of autoscale metric to add an instance"
+}
+
+variable "autoscale_upper_increment" {
+  type        = number
+  default     = 1
+  description = "How many Amazon EC2 instances to add when performing a scaling activity"
+}
+
 variable "solution_stack_name" {
   type        = string
   description = "Elastic Beanstalk stack, e.g. Docker, Go, Node, Java, IIS. For more info, see https://docs.aws.amazon.com/elasticbeanstalk/latest/platforms/platforms-supported.html"