os/lib/devos/devosSystem.nix
David Arnold 49b1ad8227
iso: ensure tools of deactivated profiles are still available
This is just for convenience, since the closuers are already in the
store. It might be helpful to be able to test out some things
of those deactivated profiles een on the iso isntaller.
2021-03-18 23:46:47 -05:00

83 lines
3.1 KiB
Nix

{ lib, nixos, self, inputs, ... }:
{ modules, ... } @ args:
lib.nixosSystem (args // {
modules =
let
moduleList = builtins.attrValues modules;
modpath = "nixos/modules";
fullHostConfig = (lib.nixosSystem (args // { modules = moduleList; })).config;
isoConfig = (lib.nixosSystem
(args // {
modules = moduleList ++ [
"${nixos}/${modpath}/installer/cd-dvd/installation-cd-minimal-new-kernel.nix"
({ config, suites, ... }: {
# avoid unwanted systemd service startups
disabledModules = lib.remove modules.core suites.allProfiles;
nix.registry = lib.mapAttrs (n: v: { flake = v; }) inputs;
isoImage.isoBaseName = "nixos-" + config.networking.hostName;
isoImage.contents = [{
source = self;
target = "/devos/";
}];
isoImage.storeContents = [
self.devShell.${config.nixpkgs.system}
# include also closures that are "switched off" by the
# above profile filter on the local config attribute
fullHostConfig.system.build.toplevel
];
# still pull in tools of deactivated profiles
environment.systemPackages = fullHostConfig.environment.systemPackages;
# confilcts with networking.wireless which might be slightly
# more useful on a stick
networking.networkmanager.enable = lib.mkForce false;
# confilcts with networking.wireless
networking.wireless.iwd.enable = lib.mkForce false;
# Set up a link-local boostrap network
# See also: https://github.com/NixOS/nixpkgs/issues/75515#issuecomment-571661659
networking.usePredictableInterfaceNames = lib.mkForce true; # so prefix matching works
networking.useNetworkd = lib.mkForce true;
networking.useDHCP = lib.mkForce false;
networking.dhcpcd.enable = lib.mkForce false;
systemd.network = {
# https://www.freedesktop.org/software/systemd/man/systemd.network.html
networks."boostrap-link-local" = {
matchConfig = {
Name = "en* wl* ww*";
};
networkConfig = {
Description = "Link-local host bootstrap network";
MulticastDNS = true;
LinkLocalAddressing = "ipv6";
DHCP = "yes";
};
address = [
# fall back well-known link-local for situations where MulticastDNS is not available
"fe80::47" # 47: n=14 i=9 x=24; n+i+x
];
extraConfig = ''
# Unique, yet stable. Based off the MAC address.
IPv6LinkLocalAddressGenerationMode = "eui64"
'';
};
};
})
];
})).config;
in
moduleList ++ [{
system.build = {
iso = isoConfig.system.build.isoImage;
};
}];
})