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{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.jellyfin;
in
{
options = {
services.jellyfin = {
enable = mkEnableOption (lib.mdDoc "Jellyfin Media Server");
user = mkOption {
type = types.str;
default = "jellyfin";
description = lib.mdDoc "User account under which Jellyfin runs.";
};
package = mkOption {
type = types.package;
default = pkgs.jellyfin;
defaultText = literalExpression "pkgs.jellyfin";
description = lib.mdDoc ''
Jellyfin package to use.
'';
};
group = mkOption {
type = types.str;
default = "jellyfin";
description = lib.mdDoc "Group under which jellyfin runs.";
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Open the default ports in the firewall for the media server. The
HTTP/HTTPS ports can be changed in the Web UI, so this option should
only be used if they are unchanged.
'';
};
};
};
config = mkIf cfg.enable {
systemd.services.jellyfin = {
description = "Jellyfin Media Server";
after = [ "network-online.target" ];
wants = [ "network-online.target" ];
wantedBy = [ "multi-user.target" ];
# This is mostly follows: https://github.com/jellyfin/jellyfin/blob/master/fedora/jellyfin.service
# Upstream also disable some hardenings when running in LXC, we do the same with the isContainer option
serviceConfig = rec {
Type = "simple";
User = cfg.user;
Group = cfg.group;
StateDirectory = "jellyfin";
StateDirectoryMode = "0700";
CacheDirectory = "jellyfin";
CacheDirectoryMode = "0700";
UMask = "0077";
WorkingDirectory = "/var/lib/jellyfin";
ExecStart = "${cfg.package}/bin/jellyfin --datadir '/var/lib/${StateDirectory}' --cachedir '/var/cache/${CacheDirectory}'";
Restart = "on-failure";
TimeoutSec = 15;
SuccessExitStatus = ["0" "143"];
# Security options:
NoNewPrivileges = true;
SystemCallArchitectures = "native";
# AF_NETLINK needed because Jellyfin monitors the network connection
RestrictAddressFamilies = [ "AF_UNIX" "AF_INET" "AF_INET6" "AF_NETLINK" ];
RestrictNamespaces = !config.boot.isContainer;
RestrictRealtime = true;
RestrictSUIDSGID = true;
ProtectControlGroups = !config.boot.isContainer;
ProtectHostname = true;
ProtectKernelLogs = !config.boot.isContainer;
ProtectKernelModules = !config.boot.isContainer;
ProtectKernelTunables = !config.boot.isContainer;
LockPersonality = true;
PrivateTmp = !config.boot.isContainer;
# needed for hardware acceleration
PrivateDevices = false;
PrivateUsers = true;
RemoveIPC = true;
SystemCallFilter = [
"~@clock"
"~@aio"
"~@chown"
"~@cpu-emulation"
"~@debug"
"~@keyring"
"~@memlock"
"~@module"
"~@mount"
"~@obsolete"
"~@privileged"
"~@raw-io"
"~@reboot"
"~@setuid"
"~@swap"
];
SystemCallErrorNumber = "EPERM";
};
};
users.users = mkIf (cfg.user == "jellyfin") {
jellyfin = {
group = cfg.group;
isSystemUser = true;
};
};
users.groups = mkIf (cfg.group == "jellyfin") {
jellyfin = {};
};
networking.firewall = mkIf cfg.openFirewall {
# from https://jellyfin.org/docs/general/networking/index.html
allowedTCPPorts = [ 8096 8920 ];
allowedUDPPorts = [ 1900 7359 ];
};
};
meta.maintainers = with lib.maintainers; [ minijackson ];
}
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