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selfhostblocks/modules/services/deluge.nix
2024-08-20 14:33:13 +00:00

410 lines
12 KiB
Nix

{ config, pkgs, lib, ... }:
let
cfg = config.shb.deluge;
contracts = pkgs.callPackage ../contracts {};
shblib = pkgs.callPackage ../../lib {};
fqdn = "${cfg.subdomain}.${cfg.domain}";
authGenerator = users:
let
genLine = name: { password, priority ? 10 }:
"${name}:${password}:${toString priority}";
lines = lib.mapAttrsToList genLine users;
in
lib.concatStringsSep "\n" lines;
in
{
options.shb.deluge = {
enable = lib.mkEnableOption "selfhostblocks.deluge";
subdomain = lib.mkOption {
type = lib.types.str;
description = "Subdomain under which deluge will be served.";
example = "ha";
};
domain = lib.mkOption {
type = lib.types.str;
description = "domain under which deluge will be served.";
example = "mydomain.com";
};
ssl = lib.mkOption {
description = "Path to SSL files";
type = lib.types.nullOr contracts.ssl.certs;
default = null;
};
dataDir = lib.mkOption {
type = lib.types.str;
description = "Path where all configuration and state is stored.";
default = "/var/lib/deluge";
};
daemonPort = lib.mkOption {
type = lib.types.int;
description = "Deluge daemon port";
default = 58846;
};
daemonListenPorts = lib.mkOption {
type = lib.types.listOf lib.types.int;
description = "Deluge daemon listen ports";
default = [ 6881 6889 ];
};
webPort = lib.mkOption {
type = lib.types.int;
description = "Deluge web port";
default = 8112;
};
proxyPort = lib.mkOption {
description = "If not null, sets up a deluge to forward all traffic to the Proxy listening at that port.";
type = lib.types.nullOr lib.types.int;
default = null;
};
outgoingInterface = lib.mkOption {
description = "If not null, sets up a deluge to bind all outgoing traffic to the given interface.";
type = lib.types.nullOr lib.types.str;
default = null;
};
settings = lib.mkOption {
description = "Deluge operational settings.";
type = lib.types.submodule {
options = {
downloadLocation = lib.mkOption {
type = lib.types.str;
description = "Folder where torrents gets downloaded";
example = "/srv/torrents";
};
max_active_limit = lib.mkOption {
type = lib.types.int;
description = "Maximum Active Limit";
default = 200;
};
max_active_downloading = lib.mkOption {
type = lib.types.int;
description = "Maximum Active Downloading";
default = 30;
};
max_active_seeding = lib.mkOption {
type = lib.types.int;
description = "Maximum Active Seeding";
default = 100;
};
max_connections_global = lib.mkOption {
type = lib.types.int;
description = "Maximum Connections Global";
default = 200;
};
max_connections_per_torrent = lib.mkOption {
type = lib.types.int;
description = "Maximum Connections Per Torrent";
default = 50;
};
max_download_speed = lib.mkOption {
type = lib.types.int;
description = "Maximum Download Speed";
default = 1000;
};
max_download_speed_per_torrent = lib.mkOption {
type = lib.types.int;
description = "Maximum Download Speed Per Torrent";
default = -1;
};
max_upload_slots_global = lib.mkOption {
type = lib.types.int;
description = "Maximum Upload Slots Global";
default = 100;
};
max_upload_slots_per_torrent = lib.mkOption {
type = lib.types.int;
description = "Maximum Upload Slots Per Torrent";
default = 4;
};
max_upload_speed = lib.mkOption {
type = lib.types.int;
description = "Maximum Upload Speed";
default = 200;
};
max_upload_speed_per_torrent = lib.mkOption {
type = lib.types.int;
description = "Maximum Upload Speed Per Torrent";
default = 50;
};
dont_count_slow_torrents = lib.mkOption {
type = lib.types.bool;
description = "Do not count slow torrents towards any limits.";
default = true;
};
};
};
};
extraServiceConfig = lib.mkOption {
type = lib.types.attrsOf lib.types.str;
description = "Extra configuration given to the systemd service file.";
default = {};
example = lib.literalExpression ''
{
MemoryHigh = "512M";
MemoryMax = "900M";
}
'';
};
authEndpoint = lib.mkOption {
type = lib.types.nullOr lib.types.str;
description = "OIDC endpoint for SSO";
default = null;
example = "https://authelia.example.com";
};
extraUsers = lib.mkOption {
description = "Users having access to this deluge instance. Attrset of username to user options.";
type = lib.types.attrsOf (lib.types.submodule {
options = {
password = lib.mkOption {
type = shblib.secretFileType;
description = "File containing the user password.";
};
};
});
};
localclientPasswordFile = lib.mkOption {
description = "File containing password for mandatory localclient user.";
type = lib.types.path;
};
prometheusScraperPasswordFile = lib.mkOption {
description = "File containing password for prometheus scraper. Setting this option will activate the prometheus deluge exporter.";
type = lib.types.nullOr lib.types.path;
default = null;
};
enabledPlugins = lib.mkOption {
type = lib.types.listOf lib.types.str;
description = ''
Plugins to enable, can include those from additionalPlugins.
Label is automatically enabled if any of the `shb.arr.*` service is enabled.
'';
example = ["Label"];
default = [];
};
additionalPlugins = lib.mkOption {
type = lib.types.listOf lib.types.path;
description = "Location of additional plugins. Each item in the list must be the path to the directory containing the plugin .egg file.";
default = [];
example = lib.literalExpression ''
additionalPlugins = [
(pkgs.callPackage ({ python3, fetchFromGitHub }: python3.pkgs.buildPythonPackage {
name = "deluge-autotracker";
version = "1.0.0";
src = fetchFromGitHub {
owner = "ibizaman";
repo = "deluge-autotracker";
rev = "cc40d816a497bbf1c2ebeb3d8b1176210548a3e6";
sha256 = "sha256-0LpVdv1fak2a5eX4unjhUcN7nMAl9fgpr3X+7XnQE6c=";
} + "/autotracker";
doCheck = false;
format = "other";
nativeBuildInputs = [ python3.pkgs.setuptools ];
buildPhase = '''
mkdir "$out"
python3 setup.py install --install-lib "$out"
''';
doInstallPhase = false;
}) {})
];
'';
};
backup = lib.mkOption {
type = contracts.backup;
description = ''
Backup configuration. This is an output option.
Use it to initialize a block implementing the "backup" contract.
For example, with the restic block:
```
shb.restic.instances."vaultwarden" = {
enable = true;
# Options specific to Restic.
} // config.shb.vaultwarden.backup;
```
'';
readOnly = true;
default = {
sourceDirectories = [
cfg.dataDir
];
};
};
logLevel = lib.mkOption {
type = lib.types.nullOr (lib.types.enum ["critical" "error" "warning" "info" "debug"]);
description = "Enable logging.";
default = null;
example = true;
};
};
config = lib.mkIf cfg.enable (lib.mkMerge [{
services.deluge = {
enable = true;
declarative = true;
openFirewall = true;
inherit (cfg) dataDir;
config = {
download_location = cfg.settings.downloadLocation;
allow_remote = true;
daemon_port = cfg.daemonPort;
listen_ports = cfg.daemonListenPorts;
proxy = lib.optionalAttrs (cfg.proxyPort != null) {
force_proxy = true;
hostname = "127.0.0.1";
port = cfg.proxyPort;
proxy_hostnames = true;
proxy_peer_connections = true;
proxy_tracker_connections = true;
type = 4; # HTTP
};
outgoing_interface = cfg.outgoingInterface;
enabled_plugins = cfg.enabledPlugins
++ lib.optional (lib.any (x: x.enable) [
config.services.radarr
config.services.sonarr
config.services.bazarr
config.services.readarr
config.services.lidarr
]) "Label";
inherit (cfg.settings)
max_active_limit
max_active_downloading
max_active_seeding
max_connections_global
max_connections_per_torrent
max_download_speed
max_download_speed_per_torrent
max_upload_slots_global
max_upload_slots_per_torrent
max_upload_speed
max_upload_speed_per_torrent
dont_count_slow_torrents;
new_release_check = false;
};
authFile = "${cfg.dataDir}/.config/deluge/authTemplate";
web.enable = true;
web.port = cfg.webPort;
};
systemd.services.deluged.preStart = lib.mkBefore (shblib.replaceSecrets {
userConfig = cfg.extraUsers // {
localclient.password.source = config.shb.deluge.localclientPasswordFile;
} // (lib.optionalAttrs (config.shb.deluge.prometheusScraperPasswordFile != null) {
prometheus_scraper.password.source = config.shb.deluge.prometheusScraperPasswordFile;
});
resultPath = "${cfg.dataDir}/.config/deluge/authTemplate";
generator = name: value: pkgs.writeText "delugeAuth" (authGenerator value);
});
systemd.services.deluged.serviceConfig.ExecStart = lib.mkForce (lib.concatStringsSep " \\\n " ([
"${config.services.deluge.package}/bin/deluged"
"--do-not-daemonize"
"--config ${cfg.dataDir}/.config/deluge"
] ++ (lib.optional (!(isNull cfg.logLevel)) "-L ${cfg.logLevel}")
));
systemd.tmpfiles.rules =
let
plugins = pkgs.symlinkJoin {
name = "deluge-plugins";
paths = cfg.additionalPlugins;
};
in
[
"L+ ${cfg.dataDir}/.config/deluge/plugins - - - - ${plugins}"
];
shb.nginx.vhosts = [
({
inherit (cfg) subdomain domain ssl;
upstream = "http://127.0.0.1:${toString config.services.deluge.web.port}";
autheliaRules = lib.mkIf (cfg.authEndpoint != null) [
{
domain = fqdn;
policy = "bypass";
resources = [
"^/json"
];
}
{
domain = fqdn;
policy = "two_factor";
subject = ["group:deluge_user"];
}
];
} // (lib.optionalAttrs (cfg.authEndpoint != null) {
inherit (cfg) authEndpoint;
}))
];
# We want deluge to create files in the media group and to make those files group readable.
users.users.deluge = {
extraGroups = [ "media" ];
};
systemd.services.deluged.serviceConfig.Group = lib.mkForce "media";
systemd.services.deluged.serviceConfig.UMask = lib.mkForce "0027";
# We backup the whole deluge directory and set permissions for the backup user accordingly.
users.groups.deluge.members = [ "backup" ];
users.groups.media.members = [ "backup" ];
} {
systemd.services.deluged.serviceConfig = cfg.extraServiceConfig;
} (lib.mkIf (config.shb.deluge.prometheusScraperPasswordFile != null) {
services.prometheus.exporters.deluge = {
enable = true;
delugeHost = "127.0.0.1";
delugePort = config.services.deluge.config.daemon_port;
delugeUser = "prometheus_scraper";
delugePasswordFile = config.shb.deluge.prometheusScraperPasswordFile;
exportPerTorrentMetrics = true;
};
services.prometheus.scrapeConfigs = [
{
job_name = "deluge";
static_configs = [{
targets = ["127.0.0.1:${toString config.services.prometheus.exporters.deluge.port}"];
}];
}
];
})
]);
}