UPGRADE-8.0.md

Upgrade from v7.x to v8.x

If you have any questions regarding this upgrade process, please consult the examples directory: If you find a bug, please open an issue with supporting configuration to reproduce.

List of backwards incompatible changes

• target_group_arns and load_balancers are no longer supported on the ASG; instead users should use the traffic_source_attachments which cover this functionality and more
• Users can now create multiple traffic_source_attachments instead of previously where the module only supported one attachment
• The minimum supported version of Terraform has been raised to v1.3

Additional changes

Added

• None

Modified

• None

Variable and output changes

1. Removed variables:

   • load_balancers
   • target_group_arns
   • create_traffic_source_attachment
   • traffic_source_identifier
   • traffic_source_type

2. Renamed variables:

   • None

3. Added variables:

   • traffic_source_attachments

4. Removed outputs:

   • launch_configuration_id
   • launch_configuration_arn
   • launch_configuration_name

5. Renamed outputs:

   • None

6. Added outputs:

   • None

Upgrade Migrations

Before 7.x Example

module "asg" {
  source  = "terraform-aws-modules/autoscaling/aws"
  version = "~> 7.0"

  # Truncated for brevity

  # Traffic source attachment
  create_traffic_source_attachment = true
  traffic_source_identifier        = "arn:aws:elasticloadbalancing:us-east-2:123456789012:loadbalancer/app/my-load-balancer/1234567890123456"
  traffic_source_type              = "elbv2"

  ...
}

After 8.x Example

module "asg" {
  source  = "terraform-aws-modules/autoscaling/aws"
  version = "~> 8.0"

  # Truncated for brevity

  traffic_source_attachments = {
    ex-alb = {
      traffic_source_identifier = "arn:aws:elasticloadbalancing:us-east-2:123456789012:loadbalancer/app/my-load-balancer/1234567890123456"
      traffic_source_type       = "elbv2"
    }
    ...
  }
  ...
}

State Changes

There are no required state changes to migrate from v7.x to v8.x.