diff options
Diffstat (limited to 'ops/nixos/nugget/default.nix')
| -rw-r--r-- | ops/nixos/nugget/default.nix | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/ops/nixos/nugget/default.nix b/ops/nixos/nugget/default.nix new file mode 100644 index 000000000000..185123e77cc6 --- /dev/null +++ b/ops/nixos/nugget/default.nix @@ -0,0 +1,262 @@ +# This file configures nugget, my home desktop machine. +{ depot, lib, ... }: + +config: let + nixpkgs = import depot.third_party.nixpkgsSrc { + config.allowUnfree = true; + }; + + lieer = (depot.third_party.lieer {}); + + # google-c-style is installed only on nugget because other + # machines get it from, eh, elsewhere. + nuggetEmacs = (depot.tools.emacs.overrideEmacs(epkgs: epkgs ++ [ + depot.third_party.emacsPackages.google-c-style + ])); +in depot.lib.fix(self: { + imports = [ + ../modules/v4l2loopback.nix + ]; + + hardware = { + pulseaudio.enable = true; + cpu.intel.updateMicrocode = true; + u2f.enable = true; + }; + + boot = { + cleanTmpDir = true; + kernelModules = [ "kvm-intel" ]; + + loader = { + timeout = 3; + systemd-boot.enable = true; + efi.canTouchEfiVariables = false; + }; + + initrd = { + luks.devices.nugget-crypt.device = "/dev/disk/by-label/nugget-crypt"; + availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ]; + kernelModules = [ "dm-snapshot" ]; + }; + }; + + nix = { + package = depot.third_party.nix; + nixPath = [ + "depot=/home/tazjin/depot" + "nixpkgs=${depot.third_party.nixpkgsSrc}" + ]; + }; + + nixpkgs.pkgs = nixpkgs; + + networking = { + hostName = "nugget"; + useDHCP = false; + interfaces.eno1.useDHCP = true; + interfaces.wlp7s0.useDHCP = true; + + # Don't use ISP's DNS servers: + nameservers = [ + "8.8.8.8" + "8.8.4.4" + ]; + + # Open Chromecast-related ports & servedir + firewall.enable = false; + firewall.allowedTCPPorts = [ 4242 5556 5558 ]; + + # Connect to the WiFi to let the Chromecast work. + wireless.enable = true; + wireless.networks = { + "How do I computer?" = { + psk = "washyourface"; + }; + }; + }; + + # 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"; + + environment.systemPackages = + # programs from the depot + (with depot; [ + fun.idual.script + lieer + nuggetEmacs + ops.kontemplate + third_party.ffmpeg + third_party.git + ]) ++ + + # programs from nixpkgs + (with nixpkgs; [ + age + bat + cachix + chromium + clang-manpages + clang-tools + clang_9 + curl + direnv + dnsutils + exa + fd + gnupg + go + google-chrome + google-cloud-sdk + guile + htop + i3lock + imagemagick + jq + keybase-gui + kubectl + meson + miller + msmtp + nix-prefetch-github + notmuch + openssh + openssl + pass + pavucontrol + pinentry + pinentry-emacs + pwgen + ripgrep + rustup + sbcl + scrot + spotify + steam + tokei + tree + unzip + vlc + xclip + yubico-piv-tool + yubikey-personalization + ]); + + fileSystems = { + "/".device = "/dev/disk/by-label/nugget-root"; + "/boot".device = "/dev/disk/by-label/EFI"; + "/home".device = "/dev/disk/by-label/nugget-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.keybase.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 = [ "nvidia" ]; + + displayManager = { + # Give EXWM permission to control the session. + sessionCommands = "${nixpkgs.xorg.xhost}/bin/xhost +SI:localuser:$USER"; + + lightdm.enable = true; + lightdm.greeters.gtk.clock-format = "%H·%M"; + }; + + windowManager.session = lib.singleton { + name = "exwm"; + start = "${nuggetEmacs}/bin/tazjins-emacs"; + }; + }; + + # Do not restart the display manager automatically + systemd.services.display-manager.restartIfChanged = lib.mkForce false; + + # 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"; + }; + }; + + # Use Tailscale \o/ + services.tailscale.enable = true; + + # nugget has an SSD + services.fstrim.enable = true; + + # ... and other nonsense. + system.stateVersion = "19.09"; +}) |