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