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66 lines
1.5 KiB
Nix
66 lines
1.5 KiB
Nix
# This module defines a systemd service that automatically installs NixOS to the disk.
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# It is intended to be used in an installation ISO.
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# It expects `targetSystem` (the closure to install) and `diskoScript` (the partitioning script) to be passed as arguments.
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{
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pkgs,
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hostName,
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hostPlatform,
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targetSystemBuild,
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diskoScript,
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...
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}:
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{
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environment.systemPackages = [
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pkgs.git
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pkgs.bashInteractive
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pkgs.curl
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targetSystemBuild.toplevel
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];
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nixpkgs.hostPlatform = hostPlatform;
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nix.settings.experimental-features = "nix-command flakes";
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system.extraDependencies = with targetSystemBuild; [
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toplevel
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etc
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bootStage2
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];
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isoImage.storeContents = [ targetSystemBuild.toplevel ];
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systemd.services.auto-install = {
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description = "Automatic NixOS install for ${hostName}";
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after = [
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"network-online.target"
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"systemd-udev-settle.service"
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];
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wants = [ "network-online.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "oneshot";
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StandardOutput = "journal+console";
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StandardError = "journal+console";
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Environment = "PATH=/run/current-system/sw/bin";
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};
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script = ''
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echo "=== AUTO INSTALL START for ${hostName} ==="
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echo ">>> Running disko script..."
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${diskoScript}
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echo ">>> Setting up NixOS..."
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nixos-install \
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--system ${targetSystemBuild.toplevel} \
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--no-root-passwd \
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--no-channel-copy \
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--substituters ""
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echo ">>> Done. Rebooting."
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systemctl reboot
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'';
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};
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}
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