Timothy J. Aveni
134 lines
3.7 KiB
Terraform
134 lines
3.7 KiB
Terraform
variable "aws_region" {
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type = string
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default = "us-west-2"
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description = "AWS region."
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}
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variable "name" {
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type = string
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default = "nixos-zfs-ec2"
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description = "Name prefix for builder resources and the published AMI."
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}
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variable "system" {
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type = string
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default = "aarch64-linux"
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description = "Target NixOS system for the AMI."
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validation {
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condition = contains(["aarch64-linux", "x86_64-linux"], var.system)
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error_message = "system must be aarch64-linux or x86_64-linux."
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}
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}
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variable "input_hash" {
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type = string
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description = "Stable hash of the AMI builder inputs."
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}
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variable "builder_git_rev" {
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type = string
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description = "Git revision of this AMI builder."
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}
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variable "builder_repo_url" {
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type = string
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default = "https://gitea-external.egads.tutti.syntaxblitz.net/quixos/nixos-zfs-ec2-ami.git"
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description = "Repository URL containing the AMI builder and shared NixOS modules."
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}
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variable "flake_lock_rev" {
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type = string
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description = "Revision or hash representing flake.lock inputs."
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}
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variable "builder_instance_type" {
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type = string
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default = null
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description = "Temporary EC2 instance type used to build and seed the AMI. Defaults to c7g.2xlarge for aarch64-linux and c7i.2xlarge for x86_64-linux."
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}
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variable "vpc_id" {
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type = string
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default = null
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description = "VPC ID. Defaults to the account default VPC."
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}
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variable "subnet_id" {
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type = string
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default = null
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description = "Subnet ID. Defaults to the first subnet in the selected/default VPC."
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}
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variable "base_nixos_ami_id" {
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type = string
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default = null
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description = "Base NixOS AMI used only for the temporary builder. If null, OpenTofu searches for a recent NixOS AMI."
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}
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variable "base_nixos_ami_owners" {
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type = list(string)
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default = ["427812963091"]
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description = "AWS account IDs to search for base NixOS AMIs."
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}
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variable "base_nixos_ami_name_pattern" {
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type = string
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default = null
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description = "Base NixOS AMI name filter."
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}
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variable "root_volume_size_gb" {
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type = number
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default = 30
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description = "Temporary builder root EBS volume size. This becomes the final AMI root snapshot size."
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}
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variable "root_volume_iops" {
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type = number
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default = 6000
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description = "Temporary builder root gp3 IOPS. This affects builder speed only; snapshots do not preserve provisioned IOPS."
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}
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variable "root_volume_throughput" {
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type = number
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default = 250
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description = "Temporary builder root gp3 throughput in MiB/s. This affects builder speed only; snapshots do not preserve provisioned throughput."
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}
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variable "nix_volume_size_gb" {
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type = number
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default = 50
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description = "Temporary /nix EBS volume size. This becomes the final AMI /nix snapshot size."
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}
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variable "nix_volume_iops" {
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type = number
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default = 12000
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description = "Temporary /nix gp3 IOPS used while building and seeding the AMI."
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}
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variable "nix_volume_throughput" {
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type = number
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default = 500
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description = "Temporary /nix gp3 throughput in MiB/s used while building and seeding the AMI."
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}
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variable "nix_pool" {
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type = string
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default = "nixos-zfs-nix"
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description = "ZFS pool name for the AMI-provided /nix volume."
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}
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variable "nix_device_name" {
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type = string
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default = "/dev/sdf"
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description = "EC2 block device name for the AMI /nix volume. NixOS imports by ZFS pool identity, not this device name."
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}
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variable "ssh_public_key" {
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type = string
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default = null
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description = "Optional SSH public key for debugging the temporary builder."
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}
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