terraform-module-asg
An opinionated Terraform Module for creating ECS AutoScaling Groups
Features
- Scheduled up size up and down of the cluster between work hours (6am and 8pm)
- Amazonlinux-2 AMI
Inputs
| Name | Description | Type | Default | Required |
|---|---|---|---|---|
| asg_desired_capacity | Desired number of instances during standard operation | string | n/a | yes |
| asg_desired_capacity_down | Desired number of instances after the scheduled DOWN action (see aws_autoscaling_schedule.down) | string | n/a | yes |
| asg_desired_capacity_up | Desired number of instances after the scheduled UP action (see aws_autoscaling_schedule.up) | string | n/a | yes |
| asg_max_size | Maximum number of instances during standard operation | string | n/a | yes |
| asg_max_size_down | Maximum number of instances after the scheduled DOWN action (see aws_autoscaling_schedule.down) | string | n/a | yes |
| asg_max_size_up | Maximum number of instances after the scheduled UP action (see aws_autoscaling_schedule.up) | string | n/a | yes |
| asg_min_size | Minimum number of instances during standard operation | string | n/a | yes |
| asg_min_size_down | Minimum number of instances after the scheduled DOWN action (see aws_autoscaling_schedule.down) | string | n/a | yes |
| asg_min_size_up | Minimum number of instances after the scheduled UP action (see aws_autoscaling_schedule.up) | string | n/a | yes |
| associate_public_ip_address | Associate a public ip address with an instance in a VPC | string | "false" |
no |
| enabled_metrics | A list of metrics to collect. By default all are collected | list | <list> |
no |
| health_check_grace_period | Time (in seconds) after instance comes into service before checking health | string | "300" |
no |
| health_check_type | EC2 or ELB. Controls how health checking is done | string | "EC2" |
no |
| instance_profile | IAM instance profile to attach to the ASG | string | "" |
no |
| instance_type | A EC2 instance type for the ASG | string | "t2.large" |
no |
| key_name | The key name that should be used for the instance | string | "" |
no |
| name | Name for the ASG | string | n/a | yes |
| schedule_recurrence_down | Schedule time in Unix cron syntax format for the DOWN action | string | "* 20 * * 1-5" |
no |
| schedule_recurrence_up | Schedule time in Unix cron syntax format for the UP action | string | "* 6 * * 1-5" |
no |
| security_groups | A list of additional securiyy groups to attach to the ASG | list | <list> |
no |
| subnets | A list of subnets for the autoscaling_group vpc_zone_identifier | list | n/a | yes |
| tags | map | <map> |
no | |
| termination_policies | A list of policies to decide how the instances in the auto scale group should be terminated | list | <list> |
no |
| user_data_script | The user data to provide when launching the instance. Do not pass gzip-compressed data via this argument | string | n/a | yes |