nix-dotfiles/hosts/tsuki/services/jupyter.nix

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{ config, pkgs, lib, ... }: let
cfg = config.services.jupyter;
in {
sops.secrets."jupyter/password" = {
restartUnits = [ "jupyter.service" ];
owner = cfg.user;
inherit (cfg) group;
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};
users.users."jupyter".group = "jupyter";
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services.jupyter = {
enable = true;
group = "jupyter";
password = let
readFile = f: "open('${f}', 'r', encoding='utf8').read().strip()";
in
readFile config.sops.secrets."jupyter/password".path;
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kernels = {
pythonDS = let
env = (pkgs.python3.withPackages (pythonPackages: with pythonPackages; [
numpy
matplotlib
ipykernel
]));
in {
displayName = "Python for data science";
argv = [
"${env.interpreter}"
"-m"
"ipykernel_launcher"
"-f"
"{connection_file}"
];
language = "python";
logo32 = "${env}/${env.sitePackages}/ipykernel/resources/logo-32x32.png";
logo64 = "${env}/${env.sitePackages}/ipykernel/resources/logo-64x64.png";
};
};
};
systemd.services.jupyter = let
notebookConfig = pkgs.writeText "jupyter_config.py" ''
c.NotebookApp.notebook_dir = 'notebooks'
c.NotebookApp.open_browser = False
c.NotebookApp.password = ${cfg.password}
c.NotebookApp.password_required = True
c.NotebookApp.sock = '/run/jupyter/jupyter.sock'
c.NotebookApp.sock_mode = '0660'
c.NotebookApp.local_hostnames = ['py.nani.wtf']
c.ConnectionFileMixin.transport = 'ipc'
${cfg.notebookConfig}
'';
in {
environment = {
JUPYTER_DATA_DIR = "$STATE_DIRECTORY/data";
JUPYTER_RUNTIME_DIR = "$RUNTIME_DIRECTORY";
};
serviceConfig = {
RuntimeDirectory = "jupyter";
StateDirectory = "jupyter";
# Hardening
CapabilityBoundingSet = "";
LockPersonality = true;
NoNewPrivileges = true;
PrivateDevices = true;
PrivateMounts = true;
PrivateTmp = true;
PrivateUsers = true;
ProtectClock = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProtectSystem = "strict";
RemoveIPC = true;
RestrictSUIDSGID = true;
UMask = "0007";
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" "AF_UNIX" ];
SystemCallArchitectures = "native";
ExecStartPre = ''
${pkgs.coreutils}/bin/mkdir -p /var/lib/jupyter/{notebooks,data}
'';
ExecStart = lib.mkForce ''
${cfg.package}/bin/${cfg.command} --NotebookApp.config_file=${notebookConfig}
'';
};
};
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local.socketActivation.jupyter = {
enable = cfg.enable;
originalSocketAddress = "/run/jupyter/jupyter.sock";
newSocketAddress = "/run/jupyter.sock";
privateNamespace = false;
};
systemd.services.jupyter-proxy.serviceConfig = {
User = "jupyter";
Group = "jupyter";
};
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}