hosts/oignon.nix

   1 { config, pkgs, lib, inputs, 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.root = {
  29   openssh.authorizedKeys.keys = map lib.readFile [
  30     # For nix -L run .#oignon.switch
  31     ../users/julm/ssh/oignon.pub
  32   ];
  33 };
  34 users.users.julm = {
  35   isNormalUser = true;
  36   uid = 1000;
  37   # Put the hashedPassword in /nix/store,
  38   # though /etc/shadow is not world readable...
  39   # printf %s $(mkpasswd -m md5crypt)
  40   hashedPassword = lib.readFile oignon/users/julm/login/hashedPassword;
  41   extraGroups = [
  42     "adbusers"
  43     "dialout"
  44     "lp"
  45     "networkmanager"
  46     "scanner"
  47     "tor"
  48     "video"
  49     "wheel"
  50     #"ipfs"
  51     config.services.davfs2.davGroup
  52     #"vboxusers"
  53   ];
  54   # If created, zfs-mount.service would require:
  55   # zfs set overlay=yes ${hostName}/home
  56   createHome = false;
  57   openssh.authorizedKeys.keys = map lib.readFile [
  58     ../users/julm/ssh/losurdo.pub
  59   ];
  60 };
  61
  62 nix = {
  63   extraOptions = ''
  64     #secret-key-files = /run/credentials/nix-daemon.service/secret-key-files.pem
  65   '';
  66   settings = {
  67     trusted-users = [ config.users.users."julm".name ];
  68     substituters = [
  69       #"http://nix-localcache.losurdo.wg"
  70       "ssh://nix-ssh@losurdo.wg?priority=30"
  71     ];
  72     trusted-public-keys = map lib.readFile [
  73       ../hosts/losurdo/nix/key.pub
  74     ];
  75   };
  76   nixPath = lib.mkForce [ "nixpkgs=${inputs.nixpkgs}" ];
  77 };
  78 #environment.etc."nixpkgs".source = pkgs.path;
  79 #environment.etc."nixpkgs-overlays".source = inputs.self + "/nixpkgs";
  80
  81 nix.settings.allowed-users = [ config.users.users."nix-ssh".name ];
  82 nix.sshServe = {
  83   enable = true;
  84   keys = map lib.readFile [
  85     ../users/julm/ssh/losurdo.pub
  86     ../users/julm/ssh/oignon.pub
  87     ../users/sevy/ssh/patate.pub
  88   ];
  89 };
  90
  91 environment.systemPackages = [
  92   pkgs.riseup-vpn # Can't be installed by home-manager because it needs to install policy-kit rules
  93 ];
  94
  95 boot.extraModulePackages = [
  96   #config.boot.kernelPackages.v4l2loopback
  97 ];
  98
  99 programs.fuse.userAllowOther = true;
 100
 101 services.davfs2.enable = true;
 102
 103 fileSystems =
 104   # Use the user's gpg-agent session to query
 105   # for the password of the SSH key when auto-mounting.
 106   let
 107     sshAsUser = user:
 108       pkgs.writeScript "sshAsUser-${user}" ''
 109          exec ${pkgs.sudo}/bin/sudo -i -u ${user} \
 110            ${pkgs.openssh}/bin/ssh "$@"
 111       '';
 112     options =
 113       [
 114         "noatime" "noexec" "nosuid"
 115         "user" "uid=julm" "gid=users" "allow_other"
 116         "_netdev" "ssh_command=${sshAsUser "julm"}" #  "reconnect"
 117         "noauto" "x-gvfs-hide" "x-systemd.automount"
 118         #"Compression=yes" # YMMV
 119         # Disconnect approximately 2*15=30 seconds after a network failure
 120         "ServerAliveCountMax=1"
 121         "ServerAliveInterval=15"
 122       ];
 123   in {
 124   "/mnt/aubergine" = {
 125     device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@aubergine.wg:/";
 126     fsType = "fuse";
 127     inherit options;
 128   };
 129   "/mnt/losurdo" = {
 130     device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@losurdo.wg:/";
 131     fsType = "fuse";
 132     inherit options;
 133   };
 134   "/mnt/mermet" = {
 135     device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@mermet.wg:/";
 136     fsType = "fuse";
 137     inherit options;
 138   };
 139   "/mnt/ilico/severine" = {
 140     device = "https://nuage.ilico.org/remote.php/dav/files/severine/";
 141     fsType = "davfs";
 142     options =
 143       let conf = pkgs.writeText "davfs2.conf" ''
 144         backup_dir /home/julm/.local/share/davfs2/ilico/severine
 145         secrets /home/julm/.davfs2/secrets
 146       ''; in
 147       [ "conf=${conf}" "user" "noexec" "nosuid"
 148         "noauto" "nofail" "_netdev" "reconnect"
 149         "x-systemd.automount"
 150         "x-systemd.device-timeout=1m"
 151         "x-systemd.idle-timeout=1m"
 152         "x-systemd.mount-timeout=10s"
 153       ];
 154   };
 155 };
 156
 157 networking.firewall.extraCommands = ''
 158   ip46tables -A nixos-fw -i wg-intra -p tcp -m tcp --dport 8000 -j ACCEPT
 159 '';
 160
 161 services.ipfs = {
 162   #enable = true;
 163   defaultMode = "online";
 164   autoMount = true;
 165   enableGC = true;
 166   localDiscovery = false;
 167   extraConfig = {
 168     Datastore.StorageMax = "10GB";
 169     Discovery.MDNS.Enabled = false;
 170     #Bootstrap = [
 171     #];
 172     #Swarm.AddrFilters = null;
 173   };
 174   startWhenNeeded = true;
 175 };
 176
 177 services.udev.packages = [
 178   # Allow the console user access the Yubikey USB device node,
 179   # needed for challenge/response to work correctly.
 180   pkgs.yubikey-personalization
 181 ];
 182
 183 services.xserver = {
 184   desktopManager = {
 185     session = [
 186       # Let the session be generated by home-manager
 187       { name = "home-manager";
 188         start = ''
 189           ${pkgs.runtimeShell} $HOME/.hm-xsession &
 190           waitPID=$!
 191         '';
 192       }
 193     ];
 194   };
 195   displayManager = {
 196     defaultSession = "home-manager";
 197     #defaultSession = "none+xmonad";
 198     #defaultSession = "mate";
 199     #defaultSession = "cinnamon";
 200     autoLogin = {
 201       user = config.users.users.julm.name;
 202     };
 203   };
 204 };
 205
 206 # This value determines the NixOS release with which your system is to be
 207 # compatible, in order to avoid breaking some software such as database
 208 # servers. You should change this only after NixOS release notes say you should.
 209 system.stateVersion = "20.09"; # Did you read the comment?
 210 }