hosts/oignon.nix

   1 {
   2   config,
   3   pkgs,
   4   lib,
   5   inputs,
   6   hostName,
   7   ...
   8 }:
   9 {
  10   imports = [
  11     ../nixos/profiles/debug.nix
  12     ../nixos/profiles/graphical.nix
  13     ../nixos/profiles/irssi.nix
  14     ../nixos/profiles/lang-fr.nix
  15     ../nixos/profiles/laptop.nix
  16     ../nixos/profiles/printing.nix
  17     ../nixos/profiles/radio.nix
  18     ../nixos/profiles/tor.nix
  19     ../nixos/profiles/bluetooth.nix
  20     oignon/backup.nix
  21     oignon/hardware.nix
  22     oignon/nebula.nix
  23     oignon/networking.nix
  24   ];
  25
  26   # Lower kernel's security for better performances
  27   security.kernel.mitigations = "off";
  28
  29   home-manager.users.julm = {
  30     imports = [ ../homes/julm.nix ];
  31   };
  32   users.users.root = {
  33     openssh.authorizedKeys.keys = map lib.readFile [
  34       # For nix -L run .#oignon.switch
  35       ../users/julm/ssh/oignon.pub
  36     ];
  37   };
  38   users.users.julm = {
  39     isNormalUser = true;
  40     uid = 1000;
  41     # Put the hashedPassword in /nix/store,
  42     # though /etc/shadow is not world readable...
  43     # printf %s $(mkpasswd -m md5crypt)
  44     hashedPassword = lib.readFile oignon/users/julm/login/hashedPassword.clear;
  45     extraGroups = [
  46       "adbusers"
  47       "dialout"
  48       "lp"
  49       "networkmanager"
  50       "plugdev" # For rtl-sdr
  51       "scanner"
  52       "tor"
  53       "video"
  54       "wheel"
  55       #"ipfs"
  56       config.services.davfs2.davGroup
  57       #"vboxusers"
  58     ];
  59     # If created, zfs-mount.service would require:
  60     # zfs set overlay=yes ${hostName}/home
  61     createHome = false;
  62     openssh.authorizedKeys.keys = map lib.readFile [
  63       ../users/julm/ssh/losurdo.pub
  64     ];
  65   };
  66
  67   systemd.services.nix-daemon.serviceConfig.LoadCredentialEncrypted = [
  68     "${hostName}.key:${
  69       builtins.path { path = ./. + "/${hostName}/nix/secret-key-files.priv.pem.cred"; }
  70     }"
  71   ];
  72   nix = {
  73     extraOptions = ''
  74       secret-key-files = /run/credentials/nix-daemon.service/${hostName}.key
  75     '';
  76     settings = {
  77       substituters = [
  78         #"http://nix-localcache.losurdo.sp"
  79         "ssh://nix-ssh@losurdo.sp?priority=30"
  80       ];
  81       trusted-public-keys = map lib.readFile [
  82         ../users/nix/ssh/losurdo.pub
  83       ];
  84     };
  85   };
  86   #environment.etc."nixpkgs".source = pkgs.path;
  87   #environment.etc."nixpkgs-overlays".source = inputs.self + "/nixpkgs";
  88
  89   nix.settings.allowed-users = [ config.users.users."nix-ssh".name ];
  90   nix.sshServe = {
  91     enable = true;
  92     keys = map lib.readFile [
  93       ../users/julm/ssh/losurdo.pub
  94       ../users/julm/ssh/oignon.pub
  95       ../users/sevy/ssh/patate.pub
  96     ];
  97   };
  98
  99   environment.systemPackages = [
 100     pkgs.riseup-vpn # Can't be installed by home-manager because it needs to install policy-kit rules
 101   ];
 102
 103   boot.extraModulePackages = [
 104     #config.boot.kernelPackages.v4l2loopback
 105   ];
 106
 107   programs.fuse.userAllowOther = true;
 108
 109   services.davfs2.enable = true;
 110
 111   systemd.automounts = [
 112     {
 113       where = "/mnt/aubergine";
 114       automountConfig.TimeoutIdleSec = "5 min";
 115     }
 116   ];
 117   fileSystems =
 118     let
 119       # Use the user's gpg-agent session to query
 120       # for the password of the SSH key when auto-mounting.
 121       sshAsUser = pkgs.writeScript "sshAsUser" ''
 122         user="$1"; shift
 123         exec ${pkgs.sudo}/bin/sudo -i -u "$user" \
 124           ${pkgs.openssh}/bin/ssh "$@"
 125       '';
 126       options = [
 127         "user"
 128         "uid=julm"
 129         "gid=users"
 130         "allow_other"
 131         "exec" # Override "user"'s noexec
 132         "noatime"
 133         "nosuid"
 134         "_netdev"
 135         "ssh_command=${sshAsUser}\\040julm"
 136         "noauto"
 137         "x-gvfs-hide"
 138         "x-systemd.automount"
 139         #"Compression=yes" # YMMV
 140         # Disconnect approximately 2*15=30 seconds after a network failure
 141         "ServerAliveCountMax=1"
 142         "ServerAliveInterval=15"
 143         "dir_cache=no"
 144         #"reconnect"
 145       ];
 146     in
 147     {
 148       "/mnt/aubergine" = {
 149         device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@aubergine.sp:/";
 150         fsType = "fuse";
 151         inherit options;
 152       };
 153       "/mnt/losurdo" = {
 154         device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@losurdo.sp:/";
 155         fsType = "fuse";
 156         inherit options;
 157       };
 158       "/mnt/mermet" = {
 159         device = "${pkgs.sshfs-fuse}/bin/sshfs#julm@mermet.sp:/";
 160         fsType = "fuse";
 161         inherit options;
 162       };
 163       "/mnt/ilico/severine" = {
 164         device = "https://nuage.ilico.org/remote.php/dav/files/severine/";
 165         fsType = "davfs";
 166         options =
 167           let
 168             conf = pkgs.writeText "davfs2.conf" ''
 169               backup_dir /home/julm/.local/share/davfs2/ilico/severine
 170               secrets /home/julm/.davfs2/secrets
 171             '';
 172           in
 173           [
 174             "conf=${conf}"
 175             "user"
 176             "noexec"
 177             "nosuid"
 178             "noauto"
 179             "nofail"
 180             "_netdev"
 181             "reconnect"
 182             "x-systemd.automount"
 183             "x-systemd.device-timeout=1m"
 184             "x-systemd.idle-timeout=1m"
 185             "x-systemd.mount-timeout=10s"
 186           ];
 187       };
 188     };
 189
 190   networking.firewall.extraCommands = ''
 191     ip46tables -A nixos-fw -i wg-intra -p tcp -m tcp --dport 8000 -j ACCEPT
 192   '';
 193
 194   services.kubo = {
 195     #enable = true;
 196     defaultMode = "online";
 197     autoMount = true;
 198     enableGC = true;
 199     localDiscovery = false;
 200     settings = {
 201       Datastore.StorageMax = "10GB";
 202       Discovery.MDNS.Enabled = false;
 203       #Bootstrap = [
 204       #];
 205       #Swarm.AddrFilters = null;
 206     };
 207     startWhenNeeded = true;
 208   };
 209
 210   services.udev.packages = [
 211     # Allow the console user access the Yubikey USB device node,
 212     # needed for challenge/response to work correctly.
 213     pkgs.yubikey-personalization
 214   ];
 215
 216   services.xserver = {
 217     xkb = {
 218       layout = "fr,us(altgr-intl)";
 219     };
 220     desktopManager = {
 221       session = [
 222         # Let the session be generated by home-manager
 223         {
 224           name = "home-manager";
 225           start = ''
 226             ${pkgs.runtimeShell} $HOME/.hm-xsession &
 227             waitPID=$!
 228           '';
 229         }
 230       ];
 231     };
 232   };
 233
 234   services.displayManager = {
 235     defaultSession = "home-manager";
 236     #defaultSession = "none+xmonad";
 237     #defaultSession = "mate";
 238     #defaultSession = "cinnamon";
 239     autoLogin = {
 240       user = config.users.users.julm.name;
 241     };
 242   };
 243
 244   # This value determines the NixOS release with which your system is to be
 245   # compatible, in order to avoid breaking some software such as database
 246   # servers. You should change this only after NixOS release notes say you should.
 247   system.stateVersion = "20.09"; # Did you read the comment?
 248 }