hosts/oignon.nix

   1 { config, pkgs, lib, inputs, private, hostName, ... }:
   2 {
   3 imports = [
   4   ../nixos/profiles/builder.nix
   5   ../nixos/profiles/debug.nix
   6   ../nixos/profiles/graphical.nix
   7   ../nixos/profiles/lang-fr.nix
   8   ../nixos/profiles/printing.nix
   9   ../nixos/profiles/security.nix
  10   ../nixos/profiles/system.nix
  11   ../nixos/profiles/tor.nix
  12   ../nixos/profiles/irssi.nix
  13   oignon/backup.nix
  14   oignon/hardware.nix
  15   oignon/networking.nix
  16 ];
  17
  18 # Lower kernel's security for better performances
  19 boot.kernelParams = [ "mitigations=off" ];
  20
  21 home-manager.users.julm = {
  22   imports = [ ../homes/julm.nix ];
  23   host.hardware = [ "ThinkPad" "X201" ];
  24 };
  25 systemd.services.home-manager-julm.postStart = ''
  26   ${pkgs.nix}/bin/nix-env --delete-generations +1 --profile /nix/var/nix/profiles/per-user/julm/home-manager
  27 '';
  28 users.users.julm = {
  29   isNormalUser = true;
  30   uid = 1000;
  31   # Put the hashedPassword in /nix/store, but it will also be in /etc/passwd
  32   # which is already world readable.
  33   hashedPassword = lib.readFile ../private/world/julm/hashedPassword;
  34   extraGroups = [
  35     "adbusers"
  36     "dialout"
  37     "lp"
  38     "networkmanager"
  39     "scanner"
  40     "tor"
  41     "video"
  42     "wheel"
  43     #"ipfs"
  44     config.services.davfs2.davGroup
  45     #"vboxusers"
  46   ];
  47   # If created, zfs-mount.service would require:
  48   # zfs set overlay=yes ${hostName}/home
  49   createHome = false;
  50   openssh.authorizedKeys.keys = map lib.readFile [
  51     ../private/shared/ssh/julm/losurdo.pub
  52   ];
  53 };
  54
  55 nix = {
  56   extraOptions = ''
  57     #secret-key-files = /run/credentials/nix-daemon.service/secret-key-files.pem
  58     secret-key-files = ${private}/${hostName}/nix/binary-cache/priv.pem
  59   '';
  60   settings = {
  61     trusted-users = [ config.users.users."julm".name ];
  62     substituters = [
  63       #"http://nix-localcache.losurdo.wg"
  64       "ssh://nix-ssh@losurdo.wg?priority=30"
  65     ];
  66     trusted-public-keys = map lib.readFile [
  67       ../private/shared/nix/losurdo.pub
  68     ];
  69   };
  70   nixPath = lib.mkForce [ "nixpkgs=${inputs.nixpkgs}" ];
  71 };
  72 #environment.etc."nixpkgs".source = pkgs.path;
  73 #environment.etc."nixpkgs-overlays".source = inputs.self + "/nixpkgs";
  74
  75 nix.settings.allowed-users = [ config.users.users."nix-ssh".name ];
  76 nix.sshServe = {
  77   enable = true;
  78   keys = map lib.readFile [
  79     ../private/shared/ssh/julm/losurdo.pub
  80     ../private/shared/ssh/sevy/patate.pub
  81     ../private/shared/ssh/julm/oignon.pub
  82   ];
  83 };
  84
  85 environment.systemPackages = [
  86   pkgs.riseup-vpn # Can't be installed by home-manager because it needs to install policy-kit rules
  87 ];
  88
  89 boot.extraModulePackages = [
  90   #config.boot.kernelPackages.v4l2loopback
  91 ];
  92
  93 programs.fuse.userAllowOther = true;
  94
  95 services.davfs2.enable = true;
  96
  97 fileSystems =
  98   # Use the user's gpg-agent session to query
  99   # for the password of the SSH key when auto-mounting.
 100   let
 101     sshAsUser = user:
 102       pkgs.writeScript "sshAsUser-${user}" ''
 103          exec ${pkgs.sudo}/bin/sudo -i -u ${user} \
 104            ${pkgs.openssh}/bin/ssh "$@"
 105       '';
 106     options =
 107       [
 108         "noatime" "noexec" "nosuid"
 109         "user" "uid=julm" "gid=users" "allow_other"
 110         "_netdev" "ssh_command=${sshAsUser "julm"}" #  "reconnect"
 111         "noauto" "x-gvfs-hide" "x-systemd.automount"
 112         #"Compression=yes" # YMMV
 113         # Disconnect approximately 2*15=30 seconds after a network failure
 114         "ServerAliveCountMax=1"
 115         "ServerAliveInterval=15"
 116       ];
 117   in {
 118   "/mnt/losurdo" = {
 119     device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@losurdo.wg:/";
 120     fsType = "fuse";
 121     inherit options;
 122   };
 123   "/mnt/mermet" = {
 124     device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@mermet.wg:/";
 125     fsType = "fuse";
 126     inherit options;
 127   };
 128   "/mnt/ilico/severine" = {
 129     device = "https://nuage.ilico.org/remote.php/dav/files/severine/";
 130     fsType = "davfs";
 131     options =
 132       let conf = pkgs.writeText "davfs2.conf" ''
 133         backup_dir /home/julm/.local/share/davfs2/ilico/severine
 134         secrets /home/julm/.davfs2/secrets
 135       ''; in
 136       [ "conf=${conf}" "user" "noexec" "nosuid"
 137         "noauto" "nofail" "_netdev" "reconnect"
 138         "x-systemd.automount"
 139         "x-systemd.device-timeout=1m"
 140         "x-systemd.idle-timeout=1m"
 141         "x-systemd.mount-timeout=10s"
 142       ];
 143   };
 144 };
 145
 146 networking.firewall.extraCommands = ''
 147   ip46tables -A nixos-fw -i wg-intra -p tcp -m tcp --dport 8000 -j ACCEPT
 148 '';
 149
 150 services.ipfs = {
 151   #enable = true;
 152   defaultMode = "online";
 153   autoMount = true;
 154   enableGC = true;
 155   localDiscovery = false;
 156   extraConfig = {
 157     Datastore.StorageMax = "10GB";
 158     Discovery.MDNS.Enabled = false;
 159     #Bootstrap = [
 160     #];
 161     #Swarm.AddrFilters = null;
 162   };
 163   startWhenNeeded = true;
 164 };
 165
 166 services.udev.packages = [
 167   # Allow the console user access the Yubikey USB device node,
 168   # needed for challenge/response to work correctly.
 169   pkgs.yubikey-personalization
 170 ];
 171
 172 services.xserver = {
 173   desktopManager = {
 174     session = [
 175       # Let the session be generated by home-manager
 176       { name = "home-manager";
 177         start = ''
 178           ${pkgs.runtimeShell} $HOME/.hm-xsession &
 179           waitPID=$!
 180         '';
 181       }
 182     ];
 183   };
 184   displayManager = {
 185     defaultSession = "home-manager";
 186     #defaultSession = "none+xmonad";
 187     #defaultSession = "mate";
 188     #defaultSession = "cinnamon";
 189     autoLogin = {
 190       user = config.users.users.julm.name;
 191     };
 192   };
 193 };
 194
 195 # This value determines the NixOS release with which your system is to be
 196 # compatible, in order to avoid breaking some software such as database
 197 # servers. You should change this only after NixOS release notes say you should.
 198 system.stateVersion = "20.09"; # Did you read the comment?
 199 }