70 lines
1.9 KiB
Nix
70 lines
1.9 KiB
Nix
{ config, pkgs, lib, ... }:
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let
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inherit (lib) mkIf mkDefault;
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cfg = config.openstack;
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metadataFetcher = import ./openstack-metadata-fetcher.nix {
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targetRoot = "/";
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wgetExtraOptions = "--retry-connrefused";
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};
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in
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{
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imports = [
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../profiles/qemu-guest.nix
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../profiles/headless.nix
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# The Openstack Metadata service exposes data on an EC2 API also.
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./ec2-data.nix
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./amazon-init.nix
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];
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config = {
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fileSystems."/" = mkIf (!cfg.zfs.enable) {
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device = "/dev/disk/by-label/nixos";
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fsType = "ext4";
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autoResize = true;
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};
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fileSystems."/boot" = mkIf (cfg.efi || cfg.zfs.enable) {
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# The ZFS image uses a partition labeled ESP whether or not we're
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# booting with EFI.
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device = "/dev/disk/by-label/ESP";
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fsType = "vfat";
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};
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boot.growPartition = true;
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boot.kernelParams = [ "console=ttyS0" ];
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boot.loader.grub.device = if (!cfg.efi) then "/dev/vda" else "nodev";
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boot.loader.grub.efiSupport = cfg.efi;
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boot.loader.grub.efiInstallAsRemovable = cfg.efi;
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services.zfs.expandOnBoot = mkIf cfg.zfs.enable "all";
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boot.zfs.devNodes = mkIf cfg.zfs.enable "/dev/";
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# Allow root logins
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services.openssh = {
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enable = true;
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permitRootLogin = "prohibit-password";
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passwordAuthentication = mkDefault false;
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};
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# Force getting the hostname from Openstack metadata.
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networking.hostName = mkDefault "";
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systemd.services.openstack-init = {
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path = [ pkgs.wget ];
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description = "Fetch Metadata on startup";
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wantedBy = [ "multi-user.target" ];
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before = [ "apply-ec2-data.service" "amazon-init.service" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" ];
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script = metadataFetcher;
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restartIfChanged = false;
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unitConfig.X-StopOnRemoval = false;
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serviceConfig = {
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Type = "oneshot";
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RemainAfterExit = true;
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};
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};
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};
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}
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