AWS ECS Service Autoscaling Module

This Terraform module deploys autoscaling alarms for an AWS ECS Fargate service.

Usage

Check valid versions on:

• Github Releases: https://github.com/cn-terraform/terraform-aws-ecs-service-autoscaling/releases
• Terraform Module Registry: https://registry.terraform.io/modules/cn-terraform/ecs-service-autoscaling/aws

Other modules that you may need to use this module

The Networking module:

• Github Releases: https://github.com/cn-terraform/terraform-aws-networking/releases
• Terraform Module Registry: https://registry.terraform.io/modules/cn-terraform/networking/aws

The ECS cluster module:

• Github Releases: https://github.com/cn-terraform/terraform-aws-ecs-cluster/releases
• Terraform Module Registry: https://registry.terraform.io/modules/cn-terraform/ecs-cluster/aws

The ECS Task Definition:

• Github Releases: https://github.com/cn-terraform/terraform-aws-ecs-fargate-task-definition/releases
• Terraform Module Registry: https://registry.terraform.io/modules/cn-terraform/ecs-fargate-task-definition/aws

The ECS Service module:

• Github Releases: https://github.com/cn-terraform/terraform-aws-ecs-fargate-service/releases
• Terraform Module Registry: https://registry.terraform.io/modules/cn-terraform/ecs-fargate-service

Install pre commit hooks.

Pleas run this command right after cloning the repository.

    pre-commit install

For that you may need to install the folowwing tools:

• Pre-commit
• Terraform Docs

In order to run all checks at any point run the following command:

    pre-commit run --all-files

Requirements

Name	Version
terraform	>= 0.13
aws	>= 4

Providers

Name	Version
aws	5.44.0

Modules

No modules.

Resources

Name	Type
aws_appautoscaling_policy.scale_down_policy	resource
aws_appautoscaling_policy.scale_up_policy	resource
aws_appautoscaling_target.scale_target	resource
aws_cloudwatch_metric_alarm.cpu_high	resource
aws_cloudwatch_metric_alarm.cpu_low	resource

Inputs

Name	Description	Type	Default	Required
cooldown	Cooldown period for scaling actions	number	60	no
ecs_cluster_name	Name of the ECS cluster	any	n/a	yes
ecs_service_name	Name of the ECS service	any	n/a	yes
max_cpu_evaluation_period	The number of periods over which data is compared to the specified threshold for max cpu metric alarm	string	"3"	no
max_cpu_period	The period in seconds over which the specified statistic is applied for max cpu metric alarm	string	"60"	no
max_cpu_threshold	Threshold for max CPU usage	string	"85"	no
min_cpu_evaluation_period	The number of periods over which data is compared to the specified threshold for min cpu metric alarm	string	"3"	no
min_cpu_period	The period in seconds over which the specified statistic is applied for min cpu metric alarm	string	"60"	no
min_cpu_threshold	Threshold for min CPU usage	string	"10"	no
name_prefix	Name prefix for resources on AWS	any	n/a	yes
scale_target_max_capacity	The max capacity of the scalable target	number	5	no
scale_target_min_capacity	The min capacity of the scalable target	number	1	no
sns_topic_arn	The ARN of an SNS topic to send notifications on alarm actions.	string	""	no
tags	Resource tags	map(string)	{}	no

Outputs

No outputs.