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authormakefu <github@syntax-fehler.de>2016-08-24 17:51:22 +0200
committermakefu <github@syntax-fehler.de>2016-08-24 17:51:22 +0200
commit11797ea564bb72f556e0aada82c33bad28702cae (patch)
treeec1098b4c782253a2ea55c42965df78c00655d8e /krebs/3modules
parent938e21973a1dc01375024f27d266d3bc6c413cd9 (diff)
m 3 rtorrent -> k 3 rtorrent
Diffstat (limited to 'krebs/3modules')
-rw-r--r--krebs/3modules/default.nix1
-rw-r--r--krebs/3modules/rtorrent.nix348
2 files changed, 349 insertions, 0 deletions
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 17eae1778..a4a5f9cad 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -33,6 +33,7 @@ let
./realwallpaper.nix
./retiolum-bootstrap.nix
./retiolum.nix
+ ./rtorrent.nix
./secret.nix
./setuid.nix
./tinc_graphs.nix
diff --git a/krebs/3modules/rtorrent.nix b/krebs/3modules/rtorrent.nix
new file mode 100644
index 000000000..3ab23ec5e
--- /dev/null
+++ b/krebs/3modules/rtorrent.nix
@@ -0,0 +1,348 @@
+{ config, lib, pkgs, ... }:
+
+with config.krebs.lib;
+let
+ cfg = config.krebs.rtorrent;
+ webcfg = config.krebs.rtorrent.web;
+ rucfg = config.krebs.rtorrent.rutorrent;
+
+ nginx-user = config.services.nginx.user;
+ nginx-group = config.services.nginx.group;
+ fpm-socket = "/var/run/php5-fpm-rutorrent.sock";
+
+ webdir = rucfg.webdir;
+ systemd-logfile = cfg.workDir + "/rtorrent-systemd.log";
+
+ # rutorrent requires a couple of binaries to be available to either the
+ # rtorrent process or to phpfpm
+
+ rutorrent-deps = with pkgs; [ curl php coreutils procps ffmpeg mediainfo ] ++
+ (if (config.nixpkgs.config.allowUnfree or false) then
+ trace "enabling unfree packages for rutorrent" [ unrar unzip ] else
+ trace "not enabling unfree packages for rutorrent because allowUnfree is unset" []);
+
+ configFile = pkgs.writeText "rtorrent-config" ''
+ # THIS FILE IS AUTOGENERATED
+ ${optionalString (cfg.listenPort != null) ''
+ port_range = ${toString cfg.listenPort}-${toString cfg.listenPort}
+ port_random = no
+ ''}
+
+ ${optionalString (cfg.watchDir != null) ''
+ schedule = watch_directory,5,5,load_start=${cfg.watchDir}/*.torrent
+ ''}
+
+ directory = ${cfg.downloadDir}
+ session = ${cfg.sessionDir}
+
+ ${optionalString (cfg.enableXMLRPC ) ''
+ # prepare socket and set permissions. rtorrent user is part of group nginx
+ # TODO: configure a shared torrent group
+ execute_nothrow = rm,${cfg.xmlrpc-socket}
+ scgi_local = ${cfg.xmlrpc-socket}
+ schedule = scgi_permission,0,0,"execute.nothrow=chmod,\"ug+w,o=\",${cfg.xmlrpc-socket}"
+ ''}
+
+ system.file_allocate.set = ${if cfg.preAllocate then "yes" else "no"}
+
+ # Prepare systemd logging
+ log.open_file = "rtorrent-systemd", ${systemd-logfile}
+ log.add_output = "warn", "rtorrent-systemd"
+ log.add_output = "notice", "rtorrent-systemd"
+ log.add_output = "info", "rtorrent-systemd"
+ # log.add_output = "debug", "rtorrent-systemd"
+ ${cfg.extraConfig}
+ '';
+
+ out = {
+ options.krebs.rtorrent = api;
+ # This only works because none of the attrsets returns the same key
+ config = with lib; mkIf cfg.enable (lib.mkMerge [
+ (lib.mkIf webcfg.enable rpcweb-imp)
+ # only build rutorrent-imp if webcfg is enabled as well
+ (lib.mkIf (webcfg.enable && rucfg.enable) rutorrent-imp)
+ imp
+ ]);
+ };
+
+ api = {
+ enable = mkEnableOption "rtorrent";
+
+ web = {
+ # configure NGINX to provide /RPC2 for listen address
+ # authentication also applies to rtorrent.rutorrent
+ enable = mkEnableOption "rtorrent nginx web RPC";
+
+ listenAddress = mkOption {
+ type = types.str;
+ description =''
+ nginx listen address for rtorrent web
+ '';
+ default = "localhost:8006";
+ };
+
+ enableAuth = mkEnableOption "rutorrent authentication";
+ authfile = mkOption {
+ type = types.path;
+ description = ''
+ basic authentication file to be used.
+ Use `${pkgs.apacheHttpd}/bin/htpasswd -c <file> <username>` to create the file.
+ Only in use if authentication is enabled.
+ '';
+ };
+ };
+
+ rutorrent = {
+ enable = mkEnableOption "rutorrent"; # requires rtorrent.web.enable
+
+ package = mkOption {
+ type = types.package;
+ description = ''
+ path to rutorrent package. When using your own ruTorrent package,
+ scgi_port and scgi_host will be patched on startup.
+ '';
+ default = pkgs.rutorrent;
+ };
+
+
+ webdir = mkOption {
+ type = types.path;
+ description = ''
+ rutorrent php files will be written to this folder.
+ when using nginx, be aware that the the folder should be readable by nginx.
+ because rutorrent does not hold mutable data in a separate folder
+ these files must be writable.
+ '';
+ default = "/var/lib/rutorrent";
+ };
+
+ };
+
+ package = mkOption {
+ type = types.package;
+ default = pkgs.rtorrent;
+ };
+
+ # TODO: enable xmlrpc with web.enable
+ enableXMLRPC = mkEnableOption "rtorrent xmlrpc via socket";
+ xmlrpc-socket = mkOption {
+ type = types.str;
+ description = ''
+ enable xmlrpc at given socket. Required for web-interface.
+
+ for documentation see:
+ https://github.com/rakshasa/rtorrent/wiki/RPC-Setup-XMLRPC
+ '';
+ default = cfg.workDir + "/rtorrent.sock";
+ };
+
+ preAllocate = mkOption {
+ type = types.bool;
+ description = ''
+ Pre-Allocate torrent files
+ '';
+ default = true;
+ };
+
+ downloadDir = mkOption {
+ type = types.path;
+ description = ''
+ directory where torrents are stored
+ '';
+ default = cfg.workDir + "/downloads";
+ };
+
+ sessionDir = mkOption {
+ type = types.path;
+ description = ''
+ directory where torrent progress is stored
+ '';
+ default = cfg.workDir + "/rtorrent-session";
+ };
+
+ watchDir = mkOption {
+ type = with types; nullOr str;
+ description = ''
+ directory to watch for torrent files.
+ If unset, no watch directory will be configured
+ '';
+ default = null;
+ };
+
+ listenPort = mkOption {
+ type = with types; nullOr int;
+ description =''
+ listening port. if you want multiple ports, use extraConfig port_range
+ '';
+ };
+
+ extraConfig = mkOption {
+ type = types.string;
+ description = ''
+ config to be placed into ${cfg.workDir}/.rtorrent.rc
+
+ see ${cfg.package}/share/doc/rtorrent/rtorrent.rc
+ '';
+ example = literalExample ''
+ log.execute = ${cfg.workDir}/execute.log
+ log.xmlrpc = ${cfg.workDir}/xmlrpc.log
+ '';
+ default = "";
+ };
+
+ user = mkOption {
+ description = ''
+ user which will run rtorrent. if kept default a new user will be created
+ '';
+ type = types.str;
+ default = "rtorrent";
+ };
+
+ workDir = mkOption {
+ description = ''
+ working directory. rtorrent will search in HOME for `.rtorrent.rc`
+ '';
+ type = types.str;
+ default = "/var/lib/rtorrent";
+ };
+
+ };
+
+ imp = {
+ systemd.services = {
+ rtorrent-daemon = {
+ description = "rtorrent headless";
+ after = [ "network.target" ];
+ wantedBy = [ "multi-user.target" ];
+ restartIfChanged = true;
+ serviceConfig = {
+ Type = "forking";
+ ExecStartPre = pkgs.writeDash "prepare-folder" ''
+ mkdir -p ${cfg.workDir} ${cfg.sessionDir}
+ chmod 770 ${cfg.workDir} ${cfg.sessionDir}
+ touch ${systemd-logfile}
+ cp -f ${configFile} ${cfg.workDir}/.rtorrent.rc
+ '';
+ ExecStart = "${pkgs.tmux.bin}/bin/tmux new-session -s rt -n rtorrent -d 'PATH=/bin:/usr/bin:${makeBinPath rutorrent-deps} ${cfg.package}/bin/rtorrent'";
+
+ ## you can simply sudo -u rtorrent tmux a if privateTmp is set to false
+ ## otherwise the tmux session is stored in some private folder in /tmp
+ PrivateTmp = false;
+
+ WorkingDirectory = cfg.workDir;
+ Restart = "on-failure";
+ User = "${cfg.user}";
+ };
+ };
+ rtorrent-log = {
+ after = [ "rtorrent-daemon.service" ];
+ bindsTo = [ "rtorrent-daemon.service" ];
+ wantedBy = [ "rtorrent-daemon.service" ];
+ serviceConfig = {
+ ExecStart = "${pkgs.coreutils}/bin/tail -f ${systemd-logfile}";
+ User = "${cfg.user}";
+ };
+ };
+ } // (optionalAttrs webcfg.enable {
+ rutorrent-prepare = {
+ after = [ "rtorrent-daemon.service" ];
+ wantedBy = [ "rtorrent-daemon.service" ];
+ serviceConfig = {
+ Type = "oneshot";
+ # we create the folder and set the permissions to allow nginx
+ # TODO: update files if the version of rutorrent changed
+ ExecStart = pkgs.writeDash "create-webconfig-dir" ''
+ if [ ! -e ${webdir} ];then
+ echo "creating webconfiguration directory for rutorrent: ${webdir}"
+ cp -vr ${rucfg.package} ${webdir}
+ echo "setting permissions for webdir to ${cfg.user}:${nginx-group}"
+ chown -R ${cfg.user}:${nginx-group} ${webdir}
+ chmod -R 770 ${webdir}
+ else
+ echo "not overwriting ${webdir}"
+
+ fi
+ echo "updating xmlrpc-socket with unix://${cfg.xmlrpc-socket}"
+ sed -i -e 's#^\s*$scgi_port.*#$scgi_port = 0;#' \
+ -e 's#^\s*$scgi_host.*#$scgi_host = "unix://${cfg.xmlrpc-socket}";#' \
+ "${webdir}/conf/config.php"
+ '';
+ };
+ };
+ })
+ // (optionalAttrs rucfg.enable { });
+
+ users = lib.mkIf (cfg.user == "rtorrent") {
+ users.rtorrent = {
+ uid = genid "rtorrent";
+ home = cfg.workDir;
+ group = nginx-group; # required for rutorrent to work
+ shell = "/bin/sh"; #required for tmux
+ isSystemUser = true;
+ createHome = true;
+ };
+ groups.rtorrent.gid = genid "rtorrent";
+ };
+ };
+
+ rpcweb-imp = {
+ krebs.nginx.enable = mkDefault true;
+ krebs.nginx.servers.rtorrent = {
+ listen = [ webcfg.listenAddress ];
+ server-names = [ "default" ];
+ extraConfig = ''
+ ${optionalString webcfg.enableAuth ''
+ auth_basic "rtorrent";
+ auth_basic_user_file ${webcfg.authfile};
+ ''}
+ ${optionalString rucfg.enable ''
+ root ${webdir};
+ ''}
+ '';
+ locations = [
+ (nameValuePair "/RPC2" ''
+ include ${pkgs.nginx}/conf/scgi_params;
+ scgi_param SCRIPT_NAME /RPC2;
+ scgi_pass unix:${cfg.xmlrpc-socket};
+ '')
+ ] ++ (optional rucfg.enable
+ (nameValuePair "~ \.php$" ''
+ client_max_body_size 200M;
+ root ${webdir};
+ fastcgi_split_path_info ^(.+\.php)(/.+)$;
+ fastcgi_pass unix:${fpm-socket};
+ try_files $uri =404;
+ fastcgi_index index.php;
+ include ${pkgs.nginx}/conf/fastcgi_params;
+ include ${pkgs.nginx}/conf/fastcgi.conf;
+ '')
+ );
+ };
+ };
+
+ rutorrent-imp = {
+ services.phpfpm = {
+ # phpfpm does not have an enable option
+ poolConfigs = {
+ rutorrent = ''
+ user = ${nginx-user}
+ group = ${nginx-group}
+ listen = ${fpm-socket}
+ listen.owner = ${nginx-user}
+ listen.group = ${nginx-group}
+ pm = dynamic
+ pm.max_children = 5
+ pm.start_servers = 2
+ pm.min_spare_servers = 1
+ pm.max_spare_servers = 3
+ chdir = /
+ # errors to journal
+ php_admin_value[error_log] = 'stderr'
+ php_admin_flag[log_errors] = on
+ catch_workers_output = yes
+ env[PATH] = ${makeBinPath rutorrent-deps}
+ '';
+ };
+ };
+ };
+in out