plex: rewrite to use FHS userenv
This commit is contained in:
Andrew Dunham
parent
8f33fb5183
commit
9f7f367bf5
|
|
@ -10,35 +10,38 @@ in
|
|||
services.plex = {
|
||||
enable = mkEnableOption "Plex Media Server";
|
||||
|
||||
# FIXME: In order for this config option to work, symlinks in the Plex
|
||||
# package in the Nix store have to be changed to point to this directory.
|
||||
dataDir = mkOption {
|
||||
type = types.str;
|
||||
default = "/var/lib/plex";
|
||||
description = "The directory where Plex stores its data files.";
|
||||
description = ''
|
||||
The directory where Plex stores its data files.
|
||||
'';
|
||||
};
|
||||
|
||||
openFirewall = mkOption {
|
||||
type = types.bool;
|
||||
default = false;
|
||||
description = ''
|
||||
Open ports in the firewall for the media server
|
||||
Open ports in the firewall for the media server.
|
||||
'';
|
||||
};
|
||||
|
||||
user = mkOption {
|
||||
type = types.str;
|
||||
default = "plex";
|
||||
description = "User account under which Plex runs.";
|
||||
description = ''
|
||||
User account under which Plex runs.
|
||||
'';
|
||||
};
|
||||
|
||||
group = mkOption {
|
||||
type = types.str;
|
||||
default = "plex";
|
||||
description = "Group under which Plex runs.";
|
||||
description = ''
|
||||
Group under which Plex runs.
|
||||
'';
|
||||
};
|
||||
|
||||
|
||||
managePlugins = mkOption {
|
||||
type = types.bool;
|
||||
default = true;
|
||||
|
|
@ -80,73 +83,48 @@ in
|
|||
description = "Plex Media Server";
|
||||
after = [ "network.target" ];
|
||||
wantedBy = [ "multi-user.target" ];
|
||||
preStart = ''
|
||||
test -d "${cfg.dataDir}/Plex Media Server" || {
|
||||
echo "Creating initial Plex data directory in \"${cfg.dataDir}\"."
|
||||
mkdir -p "${cfg.dataDir}/Plex Media Server"
|
||||
chown -R ${cfg.user}:${cfg.group} "${cfg.dataDir}"
|
||||
}
|
||||
|
||||
# Copy the database skeleton files to /var/lib/plex/.skeleton
|
||||
# See the the Nix expression for Plex's package for more information on
|
||||
# why this is done.
|
||||
install --owner ${cfg.user} --group ${cfg.group} -d "${cfg.dataDir}/.skeleton"
|
||||
for db in "com.plexapp.plugins.library.db"; do
|
||||
if [ ! -e "${cfg.dataDir}/.skeleton/$db" ]; then
|
||||
cp "${cfg.package}/usr/lib/plexmediaserver/Resources/base_$db" "${cfg.dataDir}/.skeleton/$db"
|
||||
fi
|
||||
chmod u+w "${cfg.dataDir}/.skeleton/$db"
|
||||
chown ${cfg.user}:${cfg.group} "${cfg.dataDir}/.skeleton/$db"
|
||||
done
|
||||
|
||||
# If managePlugins is enabled, setup symlinks for plugins.
|
||||
${optionalString cfg.managePlugins ''
|
||||
echo "Preparing plugin directory."
|
||||
PLUGINDIR="${cfg.dataDir}/Plex Media Server/Plug-ins"
|
||||
test -d "$PLUGINDIR" || {
|
||||
mkdir -p "$PLUGINDIR";
|
||||
chown ${cfg.user}:${cfg.group} "$PLUGINDIR";
|
||||
}
|
||||
|
||||
echo "Removing old symlinks."
|
||||
# First, remove all of the symlinks in the directory.
|
||||
for f in `ls "$PLUGINDIR/"`; do
|
||||
if [[ -L "$PLUGINDIR/$f" ]]; then
|
||||
echo "Removing plugin symlink $PLUGINDIR/$f."
|
||||
rm "$PLUGINDIR/$f"
|
||||
fi
|
||||
done
|
||||
|
||||
echo "Symlinking plugins."
|
||||
for path in ${toString cfg.extraPlugins}; do
|
||||
dest="$PLUGINDIR/$(basename $path)"
|
||||
if [[ ! -d "$path" ]]; then
|
||||
echo "Error symlinking plugin from $path: no such directory."
|
||||
elif [[ -d "$dest" || -L "$dest" ]]; then
|
||||
echo "Error symlinking plugin from $path to $dest: file or directory already exists."
|
||||
else
|
||||
echo "Symlinking plugin at $path..."
|
||||
ln -s "$path" "$dest"
|
||||
fi
|
||||
done
|
||||
''}
|
||||
'';
|
||||
serviceConfig = {
|
||||
Type = "simple";
|
||||
User = cfg.user;
|
||||
Group = cfg.group;
|
||||
PermissionsStartOnly = "true";
|
||||
ExecStart = "\"${cfg.package}/usr/lib/plexmediaserver/Plex Media Server\"";
|
||||
|
||||
# Run the pre-start script with full permissions (the "!" prefix) so it
|
||||
# can create the data directory if necessary.
|
||||
ExecStartPre = let
|
||||
preStartScript = pkgs.writeScript "plex-run-prestart" ''
|
||||
#!${pkgs.bash}/bin/bash
|
||||
|
||||
# Create data directory if it doesn't exist
|
||||
if ! test -d "$PLEX_DATADIR"; then
|
||||
echo "Creating initial Plex data directory in: $PLEX_DATADIR"
|
||||
install -d -m 0755 -o "${cfg.user}" -g "${cfg.group}" "$PLEX_DATADIR"
|
||||
fi
|
||||
'';
|
||||
in
|
||||
"!${preStartScript}";
|
||||
|
||||
ExecStart = "${cfg.package}/bin/plexmediaserver";
|
||||
KillSignal = "SIGQUIT";
|
||||
Restart = "on-failure";
|
||||
};
|
||||
|
||||
environment = {
|
||||
PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR=cfg.dataDir;
|
||||
PLEX_MEDIA_SERVER_HOME="${cfg.package}/usr/lib/plexmediaserver";
|
||||
# Configuration for our FHS userenv script
|
||||
PLEX_DATADIR=cfg.dataDir;
|
||||
PLEX_PLUGINS=concatMapStringsSep ":" builtins.toString cfg.extraPlugins;
|
||||
|
||||
# The following variables should be set by the FHS userenv script:
|
||||
# PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR
|
||||
# PLEX_MEDIA_SERVER_HOME
|
||||
|
||||
# Allow access to GPU acceleration; the Plex LD_LIBRARY_PATH is added
|
||||
# by the FHS userenv script.
|
||||
LD_LIBRARY_PATH="/run/opengl-driver/lib";
|
||||
|
||||
PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS="6";
|
||||
PLEX_MEDIA_SERVER_TMPDIR="/tmp";
|
||||
PLEX_MEDIA_SERVER_USE_SYSLOG="true";
|
||||
LD_LIBRARY_PATH="/run/opengl-driver/lib:${cfg.package}/usr/lib/plexmediaserver/lib";
|
||||
LC_ALL="en_US.UTF-8";
|
||||
LANG="en_US.UTF-8";
|
||||
};
|
||||
|
|
|
|||
|
|
@ -1,81 +1,102 @@
|
|||
{ config, stdenv, fetchurl, rpmextract, glibc
|
||||
, dataDir ? "/var/lib/plex" # Plex's data directory must be baked into the package due to symlinks.
|
||||
, enablePlexPass ? config.plex.enablePlexPass or false
|
||||
# The actual Plex package that we run is a FHS userenv of the "raw" package.
|
||||
{ stdenv
|
||||
, buildFHSUserEnv
|
||||
, writeScript
|
||||
, plexRaw
|
||||
|
||||
# Old argument for overriding the Plex data directory; isn't necessary for this
|
||||
# version of Plex to function, but still around for backwards-compatibility.
|
||||
, dataDir ? "/var/lib/plex"
|
||||
}:
|
||||
|
||||
let
|
||||
plexPass = throw "Plex pass has been removed at upstream's request; please unset nixpkgs.config.plex.pass";
|
||||
plexpkg = if enablePlexPass then plexPass else {
|
||||
version = "1.15.3.876";
|
||||
vsnHash = "ad6e39743";
|
||||
sha256 = "01g7wccm01kg3nhf3qrmwcn20nkpv0bqz6zqv2gq5v03ps58h6g5";
|
||||
};
|
||||
buildFHSUserEnv rec {
|
||||
name = "plexmediaserver";
|
||||
inherit (plexRaw) meta;
|
||||
|
||||
in stdenv.mkDerivation rec {
|
||||
name = "plex-${version}";
|
||||
version = plexpkg.version;
|
||||
vsnHash = plexpkg.vsnHash;
|
||||
sha256 = plexpkg.sha256;
|
||||
# This script is run when we start our Plex binary
|
||||
runScript = writeScript "plex-run-script" ''
|
||||
#!${stdenv.shell}
|
||||
|
||||
src = fetchurl {
|
||||
url = "https://downloads.plex.tv/plex-media-server-new/${version}-${vsnHash}/redhat/plexmediaserver-${version}-${vsnHash}.x86_64.rpm";
|
||||
inherit sha256;
|
||||
};
|
||||
set -eu
|
||||
|
||||
buildInputs = [ rpmextract glibc ];
|
||||
# The root path to our Plex installation
|
||||
root=${plexRaw}/lib/plexmediaserver
|
||||
|
||||
phases = [ "unpackPhase" "installPhase" "fixupPhase" "distPhase" ];
|
||||
# Path to where we're storing our Plex data files. We default to storing
|
||||
# them in the user's home directory under the XDG-compatible location, but
|
||||
# allow overriding with an environment variable so the location can be
|
||||
# configured in our NixOS module.
|
||||
#
|
||||
# NOTE: the old version of Plex used /var/lib/plex as the default location,
|
||||
# but this package shouldn't assume that we're going to run Plex with the
|
||||
# ability to write to /var/lib, so using a subdirectory of $HOME when none
|
||||
# is specified feels less likely to have permission errors.
|
||||
if [[ -z "''${PLEX_DATADIR:-}" ]]; then
|
||||
PLEX_DATADIR="$HOME/.local/share/plex"
|
||||
fi
|
||||
if [[ ! -d "$PLEX_DATADIR" ]]; then
|
||||
echo "Creating Plex data directory: $PLEX_DATADIR"
|
||||
mkdir -p "$PLEX_DATADIR"
|
||||
fi
|
||||
|
||||
unpackPhase = ''
|
||||
rpmextract $src
|
||||
# The database is stored under the given directory
|
||||
db="$PLEX_DATADIR/.skeleton/com.plexapp.plugins.library.db"
|
||||
|
||||
# If we don't have a database in the expected path, then create one by
|
||||
# copying our base database to that location.
|
||||
if ! test -f "$db"; then
|
||||
echo "Copying base database file to: $db"
|
||||
mkdir -p "$(dirname "$db")"
|
||||
cat "${plexRaw.basedb}" > "$db"
|
||||
fi
|
||||
|
||||
# Set up symbolic link at '/db', which is linked to by our Plex package
|
||||
# (see the 'plexRaw' package).
|
||||
ln -s "$db" /db
|
||||
|
||||
# If we have a plugin list (set by our NixOS module), we create plugins in
|
||||
# the data directory as expected. This is a colon-separated list of paths.
|
||||
if [[ -n "''${PLEX_PLUGINS:-}" ]]; then
|
||||
echo "Preparing plugin directory"
|
||||
|
||||
pluginDir="$PLEX_DATADIR/Plex Media Server/Plug-ins"
|
||||
test -d "$pluginDir" || mkdir -p "$pluginDir"
|
||||
|
||||
# First, remove all of the symlinks in the plugins directory.
|
||||
echo "Removing old symlinks"
|
||||
for f in $(ls "$pluginDir/"); do
|
||||
if [[ -L "$pluginDir/$f" ]]; then
|
||||
echo "Removing plugin symlink: $pluginDir/$f"
|
||||
rm "$pluginDir/$f"
|
||||
fi
|
||||
done
|
||||
|
||||
echo "Symlinking plugins"
|
||||
IFS=':' read -ra pluginsArray <<< "$PLEX_PLUGINS"
|
||||
for path in "''${pluginsArray[@]}"; do
|
||||
dest="$pluginDir/$(basename "$path")"
|
||||
|
||||
if [[ ! -d "$path" ]]; then
|
||||
echo "Error symlinking plugin from $path: no such directory"
|
||||
elif [[ -d "$dest" || -L "$dest" ]]; then
|
||||
echo "Error symlinking plugin from $path to $dest: file or directory already exists"
|
||||
else
|
||||
echo "Symlinking plugin at: $path"
|
||||
ln -s "$path" "$dest"
|
||||
fi
|
||||
done
|
||||
fi
|
||||
|
||||
# Tell Plex to use the data directory as the "Application Support"
|
||||
# directory, otherwise it tries to write things into the user's home
|
||||
# directory.
|
||||
export PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR="$PLEX_DATADIR"
|
||||
|
||||
# Tell Plex where the 'home' directory for itself is.
|
||||
export PLEX_MEDIA_SERVER_HOME="${plexRaw}/lib/plexmediaserver"
|
||||
|
||||
# Actually run Plex, prepending LD_LIBRARY_PATH with the libraries from
|
||||
# the Plex package.
|
||||
LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$root exec "$root/Plex Media Server"
|
||||
'';
|
||||
|
||||
installPhase = ''
|
||||
install -d $out/usr/lib
|
||||
cp -dr --no-preserve='ownership' usr/lib/plexmediaserver $out/usr/lib/
|
||||
|
||||
# Now we need to patch up the executables and libraries to work on Nix.
|
||||
# Side note: PLEASE don't put spaces in your binary names. This is stupid.
|
||||
for bin in "Plex Media Server" \
|
||||
"Plex Commercial Skipper" \
|
||||
"Plex DLNA Server" \
|
||||
"Plex Media Scanner" \
|
||||
"Plex Relay" \
|
||||
"Plex Script Host" \
|
||||
"Plex Transcoder" \
|
||||
"Plex Tuner Service" ; do
|
||||
patchelf --set-interpreter "${glibc.out}/lib/ld-linux-x86-64.so.2" "$out/usr/lib/plexmediaserver/$bin"
|
||||
patchelf --set-rpath "$out/usr/lib/plexmediaserver/lib" "$out/usr/lib/plexmediaserver/$bin"
|
||||
done
|
||||
|
||||
find $out/usr/lib/plexmediaserver/Resources -type f -a -perm -0100 \
|
||||
-print -exec patchelf --set-interpreter "${glibc.out}/lib/ld-linux-x86-64.so.2" '{}' \;
|
||||
|
||||
# Our next problem is the "Resources" directory in /usr/lib/plexmediaserver.
|
||||
# This is ostensibly a skeleton directory, which contains files that Plex
|
||||
# copies into its folder in /var. Unfortunately, there are some SQLite
|
||||
# databases in the directory that are opened at startup. Since these
|
||||
# database files are read-only, SQLite chokes and Plex fails to start. To
|
||||
# solve this, we keep the resources directory in the Nix store, but we
|
||||
# rename the database files and replace the originals with symlinks to
|
||||
# /var/lib/plex. Then, in the systemd unit, the base database files are
|
||||
# copied to /var/lib/plex before starting Plex.
|
||||
RSC=$out/usr/lib/plexmediaserver/Resources
|
||||
for db in "com.plexapp.plugins.library.db"; do
|
||||
mv $RSC/$db $RSC/base_$db
|
||||
ln -s "${dataDir}/.skeleton/$db" $RSC/$db
|
||||
done
|
||||
'';
|
||||
|
||||
meta = with stdenv.lib; {
|
||||
homepage = https://plex.tv/;
|
||||
license = licenses.unfree;
|
||||
platforms = platforms.linux;
|
||||
maintainers = with stdenv.lib.maintainers; [ colemickens forkk thoughtpolice pjones lnl7 ];
|
||||
description = "Media / DLNA server";
|
||||
longDescription = ''
|
||||
Plex is a media server which allows you to store your media and play it
|
||||
back across many different devices.
|
||||
'';
|
||||
};
|
||||
}
|
||||
|
|
|
|||
70
pkgs/servers/plex/raw.nix
Normal file
70
pkgs/servers/plex/raw.nix
Normal file
|
|
@ -0,0 +1,70 @@
|
|||
{ stdenv
|
||||
, fetchurl
|
||||
, rpmextract
|
||||
}:
|
||||
|
||||
# The raw package that fetches and extracts the Plex RPM. Override the source
|
||||
# and version of this derivation if you want to use a Plex Pass version of the
|
||||
# server, and the FHS userenv and corresponding NixOS module should
|
||||
# automatically pick up the changes.
|
||||
stdenv.mkDerivation rec {
|
||||
version = "1.15.3.876-ad6e39743";
|
||||
pname = "plexmediaserver";
|
||||
name = "${pname}-${version}";
|
||||
|
||||
# Fetch the source
|
||||
src = fetchurl {
|
||||
url = "https://downloads.plex.tv/plex-media-server-new/${version}/redhat/plexmediaserver-${version}.x86_64.rpm";
|
||||
sha256 = "01g7wccm01kg3nhf3qrmwcn20nkpv0bqz6zqv2gq5v03ps58h6g5";
|
||||
};
|
||||
|
||||
outputs = [ "out" "basedb" ];
|
||||
|
||||
nativeBuildInputs = [ rpmextract ];
|
||||
|
||||
phases = [ "unpackPhase" "installPhase" "fixupPhase" "distPhase" ];
|
||||
|
||||
unpackPhase = ''
|
||||
rpmextract $src
|
||||
'';
|
||||
|
||||
installPhase = ''
|
||||
mkdir -p "$out/lib"
|
||||
cp -dr --no-preserve='ownership' usr/lib/plexmediaserver $out/lib/
|
||||
|
||||
# Location of the initial Plex plugins database
|
||||
f=$out/lib/plexmediaserver/Resources/com.plexapp.plugins.library.db
|
||||
|
||||
# Store the base database in the 'basedb' output
|
||||
cat $f > $basedb
|
||||
|
||||
# Overwrite the base database in the Plex package with an absolute symlink
|
||||
# to the '/db' file; we create this path in the FHS userenv (see the "plex"
|
||||
# package).
|
||||
ln -fs /db $f
|
||||
'';
|
||||
|
||||
# We're running in a FHS userenv; don't patch anything
|
||||
dontPatchShebangs = true;
|
||||
dontStrip = true;
|
||||
dontPatchELF = true;
|
||||
dontAutoPatchelf = true;
|
||||
|
||||
meta = with stdenv.lib; {
|
||||
homepage = https://plex.tv/;
|
||||
license = licenses.unfree;
|
||||
platforms = platforms.linux;
|
||||
maintainers = with maintainers; [
|
||||
colemickens
|
||||
forkk
|
||||
lnl7
|
||||
pjones
|
||||
thoughtpolice
|
||||
];
|
||||
description = "Media library streaming server";
|
||||
longDescription = ''
|
||||
Plex is a media server which allows you to store your media and play it
|
||||
back across many different devices.
|
||||
'';
|
||||
};
|
||||
}
|
||||
|
|
@ -5103,6 +5103,7 @@ in
|
|||
playbar2 = libsForQt5.callPackage ../applications/audio/playbar2 { };
|
||||
|
||||
plex = callPackage ../servers/plex { };
|
||||
plexRaw = callPackage ../servers/plex/raw.nix { };
|
||||
|
||||
tautulli = callPackage ../servers/tautulli { python = python2; };
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user