Added a package and module for Plex Media Server, an application for managing media collections across multiple devices.wip/yesman
Forkk
9 years ago
parent
d8cd5d34ae
commit
079da8cdcd
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{ config, pkgs, lib, ... }: |
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with lib; |
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let |
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cfg = config.services.plex; |
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plex = pkgs.plex; |
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in |
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{ |
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options = { |
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services.plex = { |
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enable = mkEnableOption "Enable Plex Media Server"; |
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# FIXME: In order for this config option to work, symlinks in the Plex |
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# package in the Nix store have to be changed to point to this directory. |
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dataDir = mkOption { |
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type = types.str; |
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default = "/var/lib/plex"; |
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description = "The directory where Plex stores its data files."; |
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}; |
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user = mkOption { |
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type = types.str; |
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default = "plex"; |
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description = "User account under which Plex runs."; |
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}; |
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group = mkOption { |
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type = types.str; |
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default = "plex"; |
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description = "Group under which Plex runs."; |
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}; |
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}; |
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}; |
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config = mkIf cfg.enable { |
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# Most of this is just copied from the RPM package's systemd service file. |
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systemd.services.plex = { |
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description = "Plex Media Server"; |
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after = [ "network.target" ]; |
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wantedBy = [ "multi-user.target" ]; |
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preStart = '' |
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test -d "${cfg.dataDir}" || { |
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echo "Creating initial Plex data directory in \"${cfg.dataDir}\"." |
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mkdir -p "${cfg.dataDir}" |
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chown -R ${cfg.user}:${cfg.group} "${cfg.dataDir}" |
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} |
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# Copy the database skeleton files to /var/lib/plex/.skeleton |
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test -d "${cfg.dataDir}/.skeleton" || mkdir "${cfg.dataDir}/.skeleton" |
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for db in "com.plexapp.plugins.library.db"; do |
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cp "${plex}/usr/lib/plexmediaserver/Resources/base_$db" "${cfg.dataDir}/.skeleton/$db" |
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chmod u+w "${cfg.dataDir}/.skeleton/$db" |
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chown ${cfg.user}:${cfg.group} "${cfg.dataDir}/.skeleton/$db" |
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done |
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''; |
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serviceConfig = { |
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Type = "simple"; |
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User = cfg.user; |
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Group = cfg.group; |
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PermissionsStartOnly = "true"; |
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ExecStart = "/bin/sh -c '${plex}/usr/lib/plexmediaserver/Plex\\ Media\\ Server'"; |
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}; |
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environment = { |
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PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR=cfg.dataDir; |
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PLEX_MEDIA_SERVER_HOME="${plex}/usr/lib/plexmediaserver"; |
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PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS="6"; |
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PLEX_MEDIA_SERVER_TMPDIR="/tmp"; |
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LD_LIBRARY_PATH="${plex}/usr/lib/plexmediaserver"; |
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LC_ALL="en_US.UTF-8"; |
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LANG="en_US.UTF-8"; |
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}; |
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}; |
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users.extraUsers = mkIf (cfg.user == "plex") { |
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plex = { |
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group = cfg.group; |
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uid = config.ids.uids.plex; |
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}; |
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}; |
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users.extraGroups = mkIf (cfg.group == "plex") { |
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plex = { |
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gid = config.ids.gids.plex; |
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}; |
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}; |
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}; |
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} |
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@ -0,0 +1,65 @@ |
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{ stdenv, fetchurl, rpmextract, glibc |
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, dataDir ? "/var/lib/plex" # Plex's data directory must be baked into the package due to symlinks. |
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}: |
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stdenv.mkDerivation rec { |
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name = "plex-${version}"; |
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version = "0.9.11.16.958"; |
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vsnHash = "80f1748"; |
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src = fetchurl { |
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url = "https://downloads.plex.tv/plex-media-server/${version}-${vsnHash}/plexmediaserver-${version}-${vsnHash}.x86_64.rpm"; |
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sha256 = "1wrl654nk10i9p01cgy9fqiqalxyl718qhp4kjnxvcwafayxkp26"; |
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}; |
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buildInputs = [ rpmextract glibc ]; |
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phases = [ "unpackPhase" "installPhase" "fixupPhase" "distPhase" ]; |
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unpackPhase = '' |
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rpmextract $src |
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''; |
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installPhase = '' |
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install -d $out/usr/lib |
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cp -dr --no-preserve='ownership' usr/lib/plexmediaserver $out/usr/lib/ |
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# Now we need to patch up the executables and libraries to work on Nix. |
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# Side note: PLEASE don't put spaces in your binary names. This is stupid. |
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for bin in "Plex Media Server" "Plex DLNA Server" "Plex Media Scanner"; do |
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patchelf --set-interpreter "${glibc}/lib/ld-linux-x86-64.so.2" "$out/usr/lib/plexmediaserver/$bin" |
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patchelf --set-rpath "$out/usr/lib/plexmediaserver" "$out/usr/lib/plexmediaserver/$bin" |
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done |
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find $out/usr/lib/plexmediaserver/Resources -type f -a -perm +0100 \ |
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-print -exec patchelf --set-interpreter "${glibc}/lib/ld-linux-x86-64.so.2" '{}' \; |
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# Our next problem is the "Resources" directory in /usr/lib/plexmediaserver. |
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# This is ostensibly a skeleton directory, which contains files that Plex |
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# copies into its folder in /var. Unfortunately, there are some SQLite |
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# databases in the directory that are opened at startup. Since these |
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# database files are read-only, SQLite chokes and Plex fails to start. To |
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# solve this, we keep the resources directory in the Nix store, but we |
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# rename the database files and replace the originals with symlinks to |
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# /var/lib/plex. Then, in the systemd unit, the base database files are |
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# copied to /var/lib/plex before starting Plex. |
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RSC=$out/usr/lib/plexmediaserver/Resources |
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for db in "com.plexapp.plugins.library.db"; do |
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mv $RSC/$db $RSC/base_$db |
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ln -s ${dataDir}/.skeleton/$db $RSC/$db |
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done |
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''; |
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meta = with stdenv.lib; { |
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homepage = http://plex.tv/; |
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license = licenses.unfree; |
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platforms = platforms.linux; |
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maintainers = with stdenv.lib.maintainers; [ forkk ]; |
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description = "Media / DLNA server"; |
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longDescription = '' |
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Plex is a media server which allows you to store your media and play it |
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back across many different devices. |
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''; |
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}; |
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} |
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