55 lines
1.7 KiB
Nix
55 lines
1.7 KiB
Nix
{ lib, pkgs, modulesPath, config, ... }:
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let
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inherit (lib) mkDefault mkForce;
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in
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{
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imports = [
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# Lots of kernel modules and firmware
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"${modulesPath}/profiles/all-hardware.nix"
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# Useful tools to have
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"${modulesPath}/profiles/base.nix"
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];
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# Some of this is yoinked from modules/profiles/installation-device.nix
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config = {
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my = {
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# Whatever installer mechanism is chosen will provied an appropriate `/`
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tmproot.enable = false;
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firewall.nat.enable = false;
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server.enable = true;
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};
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# Good to have docs in the installer!
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documentation.enable = mkForce true;
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documentation.nixos.enable = mkForce true;
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# Enable wpa_supplicant, but don't start it by default.
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networking.wireless.enable = mkDefault true;
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networking.wireless.userControlled.enable = true;
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systemd.services.wpa_supplicant.wantedBy = mkForce [];
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# Tell the Nix evaluator to garbage collect more aggressively.
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# This is desirable in memory-constrained environments that don't
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# (yet) have swap set up.
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environment.variables.GC_INITIAL_HEAP_SIZE = "1M";
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# Make the installer more likely to succeed in low memory
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# environments. The kernel's overcommit heustistics bite us
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# fairly often, preventing processes such as nix-worker or
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# download-using-manifests.pl from forking even if there is
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# plenty of free memory.
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boot.kernel.sysctl."vm.overcommit_memory" = "1";
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# This should be overridden by whatever boot mechanism is used
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fileSystems."/" = mkDefault {
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device = "none";
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fsType = "tmpfs";
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};
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environment.systemPackages = with pkgs; [
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# We disable networking.useDHCP, so bring this in for the user
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dhcpcd
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];
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};
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}
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