Added few variables to enable HealthCheck configuration of the ALB (c…

…loudposse#160) * Added few variables to enable HealthCheck configuration of the ALB * Auto Format Co-authored-by: cloudpossebot <[email protected]> Co-authored-by: nitrocode <[email protected]>
johnB96 · Aug 18, 2021 · 24b941e · 24b941e
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Showing 4 changed files with 42 additions and 6 deletions.
diff --git a/README.md b/README.md
@@ -200,6 +200,10 @@ Available targets:
 | <a name="input_alb_ingress_authenticated_listener_arns_count"></a> [alb\_ingress\_authenticated\_listener\_arns\_count](#input\_alb\_ingress\_authenticated\_listener\_arns\_count) | The number of authenticated ARNs in `alb_ingress_authenticated_listener_arns`. This is necessary to work around a limitation in Terraform where counts cannot be computed | `number` | `0` | no |
 | <a name="input_alb_ingress_authenticated_paths"></a> [alb\_ingress\_authenticated\_paths](#input\_alb\_ingress\_authenticated\_paths) | Authenticated path pattern to match (a maximum of 1 can be defined) | `list(string)` | `[]` | no |
 | <a name="input_alb_ingress_enable_default_target_group"></a> [alb\_ingress\_enable\_default\_target\_group](#input\_alb\_ingress\_enable\_default\_target\_group) | If true, create a default target group for the ALB ingress | `bool` | `true` | no |
+| <a name="input_alb_ingress_health_check_healthy_threshold"></a> [alb\_ingress\_health\_check\_healthy\_threshold](#input\_alb\_ingress\_health\_check\_healthy\_threshold) | The number of consecutive health checks successes required before healthy | `number` | `2` | no |
+| <a name="input_alb_ingress_health_check_interval"></a> [alb\_ingress\_health\_check\_interval](#input\_alb\_ingress\_health\_check\_interval) | The duration in seconds in between health checks | `number` | `15` | no |
+| <a name="input_alb_ingress_health_check_timeout"></a> [alb\_ingress\_health\_check\_timeout](#input\_alb\_ingress\_health\_check\_timeout) | The amount of time to wait in seconds before failing a health check request | `number` | `10` | no |
+| <a name="input_alb_ingress_health_check_unhealthy_threshold"></a> [alb\_ingress\_health\_check\_unhealthy\_threshold](#input\_alb\_ingress\_health\_check\_unhealthy\_threshold) | The number of consecutive health check failures required before unhealthy | `number` | `2` | no |
 | <a name="input_alb_ingress_healthcheck_path"></a> [alb\_ingress\_healthcheck\_path](#input\_alb\_ingress\_healthcheck\_path) | The path of the healthcheck which the ALB checks | `string` | `"/"` | no |
 | <a name="input_alb_ingress_healthcheck_protocol"></a> [alb\_ingress\_healthcheck\_protocol](#input\_alb\_ingress\_healthcheck\_protocol) | The protocol to use to connect with the target. Defaults to `HTTP`. Not applicable when `target_type` is `lambda` | `string` | `"HTTP"` | no |
 | <a name="input_alb_ingress_listener_authenticated_priority"></a> [alb\_ingress\_listener\_authenticated\_priority](#input\_alb\_ingress\_listener\_authenticated\_priority) | The priority for the rules with authentication, between 1 and 50000 (1 being highest priority). Must be different from `alb_ingress_listener_unauthenticated_priority` since a listener can't have multiple rules with the same priority | `number` | `300` | no |

diff --git a/docs/terraform.md b/docs/terraform.md
@@ -45,6 +45,10 @@
 | <a name="input_alb_ingress_authenticated_listener_arns_count"></a> [alb\_ingress\_authenticated\_listener\_arns\_count](#input\_alb\_ingress\_authenticated\_listener\_arns\_count) | The number of authenticated ARNs in `alb_ingress_authenticated_listener_arns`. This is necessary to work around a limitation in Terraform where counts cannot be computed | `number` | `0` | no |
 | <a name="input_alb_ingress_authenticated_paths"></a> [alb\_ingress\_authenticated\_paths](#input\_alb\_ingress\_authenticated\_paths) | Authenticated path pattern to match (a maximum of 1 can be defined) | `list(string)` | `[]` | no |
 | <a name="input_alb_ingress_enable_default_target_group"></a> [alb\_ingress\_enable\_default\_target\_group](#input\_alb\_ingress\_enable\_default\_target\_group) | If true, create a default target group for the ALB ingress | `bool` | `true` | no |
+| <a name="input_alb_ingress_health_check_healthy_threshold"></a> [alb\_ingress\_health\_check\_healthy\_threshold](#input\_alb\_ingress\_health\_check\_healthy\_threshold) | The number of consecutive health checks successes required before healthy | `number` | `2` | no |
+| <a name="input_alb_ingress_health_check_interval"></a> [alb\_ingress\_health\_check\_interval](#input\_alb\_ingress\_health\_check\_interval) | The duration in seconds in between health checks | `number` | `15` | no |
+| <a name="input_alb_ingress_health_check_timeout"></a> [alb\_ingress\_health\_check\_timeout](#input\_alb\_ingress\_health\_check\_timeout) | The amount of time to wait in seconds before failing a health check request | `number` | `10` | no |
+| <a name="input_alb_ingress_health_check_unhealthy_threshold"></a> [alb\_ingress\_health\_check\_unhealthy\_threshold](#input\_alb\_ingress\_health\_check\_unhealthy\_threshold) | The number of consecutive health check failures required before unhealthy | `number` | `2` | no |
 | <a name="input_alb_ingress_healthcheck_path"></a> [alb\_ingress\_healthcheck\_path](#input\_alb\_ingress\_healthcheck\_path) | The path of the healthcheck which the ALB checks | `string` | `"/"` | no |
 | <a name="input_alb_ingress_healthcheck_protocol"></a> [alb\_ingress\_healthcheck\_protocol](#input\_alb\_ingress\_healthcheck\_protocol) | The protocol to use to connect with the target. Defaults to `HTTP`. Not applicable when `target_type` is `lambda` | `string` | `"HTTP"` | no |
 | <a name="input_alb_ingress_listener_authenticated_priority"></a> [alb\_ingress\_listener\_authenticated\_priority](#input\_alb\_ingress\_listener\_authenticated\_priority) | The priority for the rules with authentication, between 1 and 50000 (1 being highest priority). Must be different from `alb_ingress_listener_unauthenticated_priority` since a listener can't have multiple rules with the same priority | `number` | `300` | no |

diff --git a/main.tf b/main.tf
@@ -24,12 +24,16 @@ module "alb_ingress" {
   source  = "cloudposse/alb-ingress/aws"
   version = "0.23.0"
 
-  vpc_id                       = var.vpc_id
-  port                         = var.container_port
-  health_check_path            = var.alb_ingress_healthcheck_path
-  health_check_protocol        = var.alb_ingress_healthcheck_protocol
-  default_target_group_enabled = var.alb_ingress_enable_default_target_group
-  target_group_arn             = var.alb_ingress_target_group_arn
+  vpc_id                           = var.vpc_id
+  port                             = var.container_port
+  health_check_path                = var.alb_ingress_healthcheck_path
+  health_check_protocol            = var.alb_ingress_healthcheck_protocol
+  health_check_healthy_threshold   = var.alb_ingress_health_check_healthy_threshold
+  health_check_interval            = var.alb_ingress_health_check_interval
+  health_check_timeout             = var.alb_ingress_health_check_timeout
+  health_check_unhealthy_threshold = var.alb_ingress_health_check_unhealthy_threshold
+  default_target_group_enabled     = var.alb_ingress_enable_default_target_group
+  target_group_arn                 = var.alb_ingress_target_group_arn
 
   authenticated_paths   = var.alb_ingress_authenticated_paths
   unauthenticated_paths = var.alb_ingress_unauthenticated_paths

diff --git a/variables.tf b/variables.tf
@@ -410,6 +410,30 @@ variable "alb_ingress_healthcheck_protocol" {
   description = "The protocol to use to connect with the target. Defaults to `HTTP`. Not applicable when `target_type` is `lambda`"
 }
 
+variable "alb_ingress_health_check_healthy_threshold" {
+  type        = number
+  default     = 2
+  description = "The number of consecutive health checks successes required before healthy"
+}
+
+variable "alb_ingress_health_check_unhealthy_threshold" {
+  type        = number
+  default     = 2
+  description = "The number of consecutive health check failures required before unhealthy"
+}
+
+variable "alb_ingress_health_check_interval" {
+  type        = number
+  default     = 15
+  description = "The duration in seconds in between health checks"
+}
+
+variable "alb_ingress_health_check_timeout" {
+  type        = number
+  default     = 10
+  description = "The amount of time to wait in seconds before failing a health check request"
+}
+
 variable "alb_ingress_listener_unauthenticated_priority" {
   type        = number
   default     = 1000