tvl-depot/users/tazjin/nixos/frog/default.nix

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{ depot, lib, ... }:
config: let
nixpkgs = import depot.third_party.nixpkgsSrc {
config.allowUnfree = true;
};
lieer = depot.third_party.lieer {};
# add google-c-style here because other machines get it from, eh,
# elsewhere.
frogEmacs = (depot.users.tazjin.emacs.overrideEmacs(epkgs: epkgs ++ [
depot.third_party.emacsPackages.google-c-style
]));
in depot.lib.fix(self: {
imports = [
"${depot.depotPath}/ops/nixos/v4l2loopback.nix"
];
boot = {
tmpOnTmpfs = true;
kernelModules = [ "kvm-amd" ];
loader = {
systemd-boot.enable = true;
efi.canTouchEfiVariables = true;
};
initrd = {
luks.devices.frog-crypt.device = "/dev/disk/by-label/frog-crypt";
availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
kernelModules = [ "dm-snapshot" ];
};
kernelPackages = nixpkgs.linuxPackages_latest;
kernel.sysctl = {
"kernel.perf_event_paranoid" = 1;
};
kernelPatches = [
depot.third_party.kernelPatches.trx40_usb_audio
];
};
hardware = {
cpu.amd.updateMicrocode = true;
enableRedistributableFirmware = true;
pulseaudio.enable = true;
u2f.enable = true;
opengl = {
enable = true;
driSupport = true;
driSupport32Bit = true;
};
};
nix = {
maxJobs = 48;
nixPath = [
"depot=/depot"
"nixpkgs=${depot.third_party.nixpkgsSrc}"
];
};
nixpkgs.pkgs = nixpkgs;
networking = {
hostName = "frog";
useDHCP = false;
interfaces.enp67s0.useDHCP = true;
# Don't use ISP's DNS servers:
nameservers = [
"8.8.8.8"
"8.8.4.4"
];
firewall.enable = false;
};
# Generate an immutable /etc/resolv.conf from the nameserver settings
# above (otherwise DHCP overwrites it):
environment.etc."resolv.conf" = with lib; {
source = depot.third_party.writeText "resolv.conf" ''
${concatStringsSep "\n" (map (ns: "nameserver ${ns}") self.networking.nameservers)}
options edns0
'';
};
time.timeZone = "Europe/London";
fileSystems = {
"/".device = "/dev/disk/by-label/frog-root";
"/boot".device = "/dev/disk/by-label/BOOT";
"/home".device = "/dev/disk/by-label/frog-home";
};
# Configure user account
users.extraUsers.tazjin = {
extraGroups = [ "wheel" "audio" ];
isNormalUser = true;
uid = 1000;
shell = nixpkgs.fish;
};
security.sudo = {
enable = true;
extraConfig = "wheel ALL=(ALL:ALL) SETENV: ALL";
};
fonts = {
fonts = with nixpkgs; [
corefonts
dejavu_fonts
jetbrains-mono
noto-fonts-cjk
noto-fonts-emoji
];
fontconfig = {
hinting.enable = true;
subpixel.lcdfilter = "light";
defaultFonts = {
monospace = [ "JetBrains Mono" ];
};
};
};
# Configure location (Vauxhall, London) for services that need it.
location = {
latitude = 51.4819109;
longitude = -0.1252998;
};
programs.fish.enable = true;
programs.ssh.startAgent = true;
services.redshift.enable = true;
services.openssh.enable = true;
services.fstrim.enable = true;
# Required for Yubikey usage as smartcard
services.pcscd.enable = true;
services.udev.packages = [
nixpkgs.yubikey-personalization
];
services.xserver = {
enable = true;
layout = "us";
xkbOptions = "caps:super";
exportConfiguration = true;
videoDrivers = [ "amdgpu" ];
displayManager = {
# Give EXWM permission to control the session.
sessionCommands = "${nixpkgs.xorg.xhost}/bin/xhost +SI:localuser:$USER";
lightdm.enable = true;
lightdm.greeters.gtk.clock-format = "%H·%M"; # TODO(tazjin): TZ?
};
windowManager.session = lib.singleton {
name = "exwm";
start = "${frogEmacs}/bin/tazjins-emacs";
};
};
# Do not restart the display manager automatically
systemd.services.display-manager.restartIfChanged = lib.mkForce false;
# clangd needs more than ~2GB in the runtime directory to start up
services.logind.extraConfig = ''
RuntimeDirectorySize=16G
'';
# Configure email setup
systemd.user.services.lieer-tazjin = {
description = "Synchronise mail@tazj.in via lieer";
script = "${lieer}/bin/gmi sync";
serviceConfig = {
WorkingDirectory = "%h/mail/account.tazjin";
Type = "oneshot";
};
};
systemd.user.timers.lieer-tazjin = {
wantedBy = [ "timers.target" ];
timerConfig = {
OnActiveSec = "1";
OnUnitActiveSec = "180";
};
};
environment.systemPackages =
# programs from the depot
(with depot; [
frogEmacs
fun.idual.script
fun.uggc
lieer
ops.kontemplate
third_party.ffmpeg
third_party.git
third_party.lutris
]) ++
# programs from nixpkgs
(with nixpkgs; [
age
bat
chromium
clang-manpages
clang-tools
clang_10
curl
direnv
dnsutils
emacs26 # mostly for emacsclient
exa
fd
file
gnupg
go
google-chrome
google-cloud-sdk
htop
hyperfine
i3lock
iftop
imagemagick
jq
kubectl
linuxPackages.perf
miller
msmtp
nix-prefetch-github
notmuch
obs-studio
obs-v4l2sink
openssh
openssl
pass
pavucontrol
pciutils
pinentry
pinentry-emacs
pmutils
pwgen
ripgrep
rr
rustup
scrot
spotify
steam
tokei
transmission
tree
unzip
usbutils
v4l-utils
vlc
xclip
yubico-piv-tool
yubikey-personalization
zoxide
]);
# ... and other nonsense.
system.stateVersion = "20.03";
})