chore: add load_balancing_algorithm_type variable (#236)

* chore: add load_balancing_algorithm_type variable * readme update * fixes, same modules as complete example * readme --------- Co-authored-by: Igor Rodionov <goruha@gmail.com>
cloudposse · Apr 10, 2024 · 7ab2c87 · 7ab2c87
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Showing 4 changed files with 12 additions and 3 deletions.
diff --git a/README.md b/README.md
@@ -132,7 +132,7 @@ Available targets:
 
 | Name | Source | Version |
 |------|--------|---------|
-| <a name="module_alb_ingress"></a> [alb\_ingress](#module\_alb\_ingress) | cloudposse/alb-ingress/aws | 0.25.1 |
+| <a name="module_alb_ingress"></a> [alb\_ingress](#module\_alb\_ingress) | cloudposse/alb-ingress/aws | 0.26.0 |
 | <a name="module_alb_target_group_cloudwatch_sns_alarms"></a> [alb\_target\_group\_cloudwatch\_sns\_alarms](#module\_alb\_target\_group\_cloudwatch\_sns\_alarms) | cloudposse/alb-target-group-cloudwatch-sns-alarms/aws | 0.17.0 |
 | <a name="module_container_definition"></a> [container\_definition](#module\_container\_definition) | cloudposse/ecs-container-definition/aws | 0.58.1 |
 | <a name="module_ecr"></a> [ecr](#module\_ecr) | cloudposse/ecr/aws | 0.41.0 |
@@ -170,6 +170,7 @@ Available targets:
 | <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 |
 | <a name="input_alb_ingress_listener_unauthenticated_priority"></a> [alb\_ingress\_listener\_unauthenticated\_priority](#input\_alb\_ingress\_listener\_unauthenticated\_priority) | The priority for the rules without authentication, between 1 and 50000 (1 being highest priority). Must be different from `alb_ingress_listener_authenticated_priority` since a listener can't have multiple rules with the same priority | `number` | `1000` | no |
+| <a name="input_alb_ingress_load_balancing_algorithm_type"></a> [alb\_ingress\_load\_balancing\_algorithm\_type](#input\_alb\_ingress\_load\_balancing\_algorithm\_type) | Determines how the load balancer selects targets when routing requests. Only applicable for Application Load Balancer Target Groups. The value is round\_robin or least\_outstanding\_requests. The default is round\_robin. | `string` | `"round_robin"` | no |
 | <a name="input_alb_ingress_protocol"></a> [alb\_ingress\_protocol](#input\_alb\_ingress\_protocol) | The protocol for the created ALB target group (if target\_group\_arn is not set). One of `HTTP`, `HTTPS`. Defaults to `HTTP`. | `string` | `"HTTP"` | no |
 | <a name="input_alb_ingress_protocol_version"></a> [alb\_ingress\_protocol\_version](#input\_alb\_ingress\_protocol\_version) | The protocol version. One of `HTTP1`, `HTTP2`, `GRPC`. Only applicable when protocol is HTTP or HTTPS. Specify GRPC to send requests to targets using gRPC. Specify HTTP2 to send requests to targets using HTTP/2. The default is `HTTP1`, which sends requests to targets using HTTP/1.1 | `string` | `"HTTP1"` | no |
 | <a name="input_alb_ingress_target_group_arn"></a> [alb\_ingress\_target\_group\_arn](#input\_alb\_ingress\_target\_group\_arn) | Existing ALB target group ARN. If provided, set `alb_ingress_enable_default_target_group` to `false` to disable creation of the default target group | `string` | `""` | no |

diff --git a/docs/terraform.md b/docs/terraform.md
@@ -16,7 +16,7 @@
 
 | Name | Source | Version |
 |------|--------|---------|
-| <a name="module_alb_ingress"></a> [alb\_ingress](#module\_alb\_ingress) | cloudposse/alb-ingress/aws | 0.25.1 |
+| <a name="module_alb_ingress"></a> [alb\_ingress](#module\_alb\_ingress) | cloudposse/alb-ingress/aws | 0.26.0 |
 | <a name="module_alb_target_group_cloudwatch_sns_alarms"></a> [alb\_target\_group\_cloudwatch\_sns\_alarms](#module\_alb\_target\_group\_cloudwatch\_sns\_alarms) | cloudposse/alb-target-group-cloudwatch-sns-alarms/aws | 0.17.0 |
 | <a name="module_container_definition"></a> [container\_definition](#module\_container\_definition) | cloudposse/ecs-container-definition/aws | 0.58.1 |
 | <a name="module_ecr"></a> [ecr](#module\_ecr) | cloudposse/ecr/aws | 0.41.0 |
@@ -54,6 +54,7 @@
 | <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 |
 | <a name="input_alb_ingress_listener_unauthenticated_priority"></a> [alb\_ingress\_listener\_unauthenticated\_priority](#input\_alb\_ingress\_listener\_unauthenticated\_priority) | The priority for the rules without authentication, between 1 and 50000 (1 being highest priority). Must be different from `alb_ingress_listener_authenticated_priority` since a listener can't have multiple rules with the same priority | `number` | `1000` | no |
+| <a name="input_alb_ingress_load_balancing_algorithm_type"></a> [alb\_ingress\_load\_balancing\_algorithm\_type](#input\_alb\_ingress\_load\_balancing\_algorithm\_type) | Determines how the load balancer selects targets when routing requests. Only applicable for Application Load Balancer Target Groups. The value is round\_robin or least\_outstanding\_requests. The default is round\_robin. | `string` | `"round_robin"` | no |
 | <a name="input_alb_ingress_protocol"></a> [alb\_ingress\_protocol](#input\_alb\_ingress\_protocol) | The protocol for the created ALB target group (if target\_group\_arn is not set). One of `HTTP`, `HTTPS`. Defaults to `HTTP`. | `string` | `"HTTP"` | no |
 | <a name="input_alb_ingress_protocol_version"></a> [alb\_ingress\_protocol\_version](#input\_alb\_ingress\_protocol\_version) | The protocol version. One of `HTTP1`, `HTTP2`, `GRPC`. Only applicable when protocol is HTTP or HTTPS. Specify GRPC to send requests to targets using gRPC. Specify HTTP2 to send requests to targets using HTTP/2. The default is `HTTP1`, which sends requests to targets using HTTP/1.1 | `string` | `"HTTP1"` | no |
 | <a name="input_alb_ingress_target_group_arn"></a> [alb\_ingress\_target\_group\_arn](#input\_alb\_ingress\_target\_group\_arn) | Existing ALB target group ARN. If provided, set `alb_ingress_enable_default_target_group` to `false` to disable creation of the default target group | `string` | `""` | no |

diff --git a/main.tf b/main.tf
@@ -22,7 +22,7 @@ resource "aws_cloudwatch_log_group" "app" {
 
 module "alb_ingress" {
   source  = "cloudposse/alb-ingress/aws"
-  version = "0.25.1"
+  version = "0.26.0"
 
   vpc_id = var.vpc_id
   port   = var.container_port
@@ -39,6 +39,7 @@ module "alb_ingress" {
   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
+  load_balancing_algorithm_type    = var.alb_ingress_load_balancing_algorithm_type
 
   authenticated_paths   = var.alb_ingress_authenticated_paths
   unauthenticated_paths = var.alb_ingress_unauthenticated_paths

diff --git a/variables.tf b/variables.tf
@@ -512,6 +512,12 @@ variable "alb_ingress_authenticated_paths" {
   description = "Authenticated path pattern to match (a maximum of 1 can be defined)"
 }
 
+variable "alb_ingress_load_balancing_algorithm_type" {
+  type        = string
+  default     = "round_robin"
+  description = "Determines how the load balancer selects targets when routing requests. Only applicable for Application Load Balancer Target Groups. The value is round_robin or least_outstanding_requests. The default is round_robin."
+}
+
 variable "nlb_ingress_target_group_arn" {
   type        = string
   description = "Target group ARN of the NLB ingress"