From d33540734ffd5da87fc01fdc959463b77fc267bf Mon Sep 17 00:00:00 2001 From: Eric Litak Date: Wed, 3 Aug 2016 06:44:15 -0700 Subject: factorio: rudimentary mod support for factorio's nixos module --- nixos/modules/services/games/factorio.nix | 48 +++++++++++++++++++++++------- pkgs/games/factorio/default.nix | 26 +++++++++++++--- pkgs/games/factorio/utils.nix | 49 +++++++++++++++++++++++++++++++ pkgs/top-level/all-packages.nix | 2 ++ 4 files changed, 111 insertions(+), 14 deletions(-) create mode 100644 pkgs/games/factorio/utils.nix diff --git a/nixos/modules/services/games/factorio.nix b/nixos/modules/services/games/factorio.nix index 90834c5b260..0369752997a 100644 --- a/nixos/modules/services/games/factorio.nix +++ b/nixos/modules/services/games/factorio.nix @@ -4,14 +4,17 @@ with lib; let cfg = config.services.factorio; + factorio = pkgs.factorio-headless; name = "Factorio"; stateDir = "/var/lib/factorio"; + mkSavePath = name: "${stateDir}/saves/${name}.zip"; configFile = pkgs.writeText "factorio.conf" '' use-system-read-write-data-directories=true [path] - read-data=${pkgs.factorio-headless}/share/factorio/data + read-data=${factorio}/share/factorio/data write-data=${stateDir} ''; + modDir = pkgs.factorio-mkModDirDrv cfg.mods; in { options = { @@ -32,7 +35,8 @@ in description = '' The name of the savegame that will be used by the server. - When not present in ${stateDir}/saves, it will be generated before starting the service. + When not present in ${stateDir}/saves, a new map with default + settings will be generated before starting the service. ''; }; # TODO Add more individual settings as nixos-options? @@ -51,6 +55,26 @@ in customizations. ''; }; + mods = mkOption { + type = types.listOf types.package; + default = []; + description = '' + Mods the server should install and activate. + + The derivations in this list must "build" the mod by simply copying + the .zip, named correctly, into the output directory. Eventually, + there will be a way to pull in the most up-to-date list of + derivations via nixos-channel. Until then, this is for experts only. + ''; + }; + autosave-interval = mkOption { + type = types.nullOr types.int; + default = null; + example = 2; + description = '' + The time, in minutes, between autosaves. + ''; + }; }; }; @@ -74,12 +98,14 @@ in wantedBy = [ "multi-user.target" ]; after = [ "network.target" ]; - preStart = '' - test -e ${stateDir}/saves/${cfg.saveName}.zip || \ - ${pkgs.factorio-headless}/bin/factorio \ - --config=${cfg.configFile} \ - --create=${stateDir}/saves/${cfg.saveName}.zip - ''; + preStart = toString [ + "test -e ${stateDir}/saves/${cfg.saveName}.zip" + "||" + "${factorio}/bin/factorio" + "--config=${cfg.configFile}" + "--create=${mkSavePath cfg.saveName}" + (optionalString (cfg.mods != []) "--mod-directory=${modDir}") + ]; serviceConfig = { User = "factorio"; @@ -90,10 +116,12 @@ in PrivateTmp = true; UMask = "0007"; ExecStart = toString [ - "${pkgs.factorio-headless}/bin/factorio" + "${factorio}/bin/factorio" "--config=${cfg.configFile}" "--port=${toString cfg.port}" - "--start-server=${stateDir}/saves/${cfg.saveName}.zip" + "--start-server=${mkSavePath cfg.saveName}" + (optionalString (cfg.mods != []) "--mod-directory=${modDir}") + (optionalString (cfg.autosave-interval != null) "--autosave-interval ${toString cfg.autosave-interval}") ]; }; }; diff --git a/pkgs/games/factorio/default.nix b/pkgs/games/factorio/default.nix index ace8dc658f2..bb6cffdb122 100644 --- a/pkgs/games/factorio/default.nix +++ b/pkgs/games/factorio/default.nix @@ -1,6 +1,8 @@ { stdenv, callPackage, fetchurl, makeWrapper , alsaLib, libX11, libXcursor, libXinerama, libXrandr, libXi, mesa_noglu +, factorio-utils , releaseType +, mods ? [] , username ? "" , password ? "" }: @@ -54,14 +56,16 @@ let fi ''; + modDir = factorio-utils.mkModDirDrv mods; + base = { name = "factorio-${releaseType}-${version}"; src = fetch.${arch.inTar}.${releaseType}; + preferLocalBuild = true; dontBuild = true; - # TODO detangle headless/normal mode wrapping, libs, etc. test all urls 32/64/headless/gfx installPhase = '' mkdir -p $out/{bin,share/factorio} cp -a data $out/share/factorio @@ -71,8 +75,6 @@ let $out/bin/factorio ''; - preferLocalBuild = true; - meta = { description = "A game in which you build and maintain factories"; longDescription = '' @@ -112,7 +114,23 @@ let wrapProgram $out/bin/factorio \ --prefix LD_LIBRARY_PATH : /run/opengl-driver/lib:$libPath \ --run "$out/share/factorio/update-config.sh" \ - --add-flags "-c \$HOME/.factorio/config.cfg" + --add-flags "-c \$HOME/.factorio/config.cfg ${optionalString (mods != []) "--mod-directory=${modDir}"}" + + # TODO Currently, every time a mod is changed/added/removed using the + # modlist, a new derivation will take up the entire footprint of the + # client. The only way to avoid this is to remove the mods arg from the + # package function. The modsDir derivation will have to be built + # separately and have the user specify it in the .factorio config or + # right along side it using a symlink into the store I think i will + # just remove mods for the client derivation entirely. this is much + # cleaner and more useful for headless mode. + + # TODO: trying to toggle off a mod will result in read-only-fs-error. + # not much we can do about that except warn the user somewhere. In + # fact, no exit will be clean, since this error will happen on close + # regardless. just prints an ugly stacktrace but seems to be otherwise + # harmless, unless maybe the user forgets and tries to use the mod + # manager. install -m0644 <(cat << EOF ${configBaseCfg} diff --git a/pkgs/games/factorio/utils.nix b/pkgs/games/factorio/utils.nix new file mode 100644 index 00000000000..563ece6cb9c --- /dev/null +++ b/pkgs/games/factorio/utils.nix @@ -0,0 +1,49 @@ +# This file provides a top-level function that will be used by both nixpkgs and nixos +# to generate mod directories for use at runtime by factorio. +{ stdenv }: +with stdenv.lib; +{ + mkModDirDrv = mods: # a list of mod derivations + let + recursiveDeps = modDrv: [modDrv] ++ optionals (modDrv.deps == []) (map recursiveDeps modDrv.deps); + modDrvs = unique (flatten (map recursiveDeps mods)); + in + stdenv.mkDerivation { + name = "factorio-mod-directory"; + + preferLocalBuild = true; + buildCommand = '' + mkdir -p $out + for modDrv in ${toString modDrvs}; do + # NB: there will only ever be a single zip file in each mod derivation's output dir + ln -s $modDrv/*.zip $out + done + ''; + }; + + modDrv = { allRecommendedMods, allOptionalMods }: + { src + , name ? null + , deps ? [] + , optionalDeps ? [] + , recommendedDeps ? [] + }: stdenv.mkDerivation { + + inherit src; + + # Use the name of the zip, but endstrip ".zip" and possibly the querystring that gets left in by fetchurl + name = replaceStrings ["_"] ["-"] (if name != null then name else removeSuffix ".zip" (head (splitString "?" src.name))); + + deps = deps ++ optionals allOptionalMods optionalDeps + ++ optionals allRecommendedMods recommendedDeps; + + preferLocalBuild = true; + buildCommand = '' + mkdir -p $out + srcBase=$(basename $src) + srcBase=''${srcBase#*-} # strip nix hash + srcBase=''${srcBase%\?*} # strip querystring leftover from fetchurl + cp $src $out/$srcBase + ''; + }; +} diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix index ac96ea3448f..a0611ff6658 100644 --- a/pkgs/top-level/all-packages.nix +++ b/pkgs/top-level/all-packages.nix @@ -15594,6 +15594,8 @@ in factorio-headless = callPackage ../games/factorio { releaseType = "headless"; }; + factorio-utils = callPackage ../games/factorio/utils.nix { }; + fairymax = callPackage ../games/fairymax {}; fish-fillets-ng = callPackage ../games/fish-fillets-ng {}; -- cgit 1.4.1