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|
{ lib, stdenv
, fetchurl
, makeDesktopItem
, writeText
, autoPatchelfHook
, callPackage
, atk
, cairo
, dbus
, dbus-glib
, fontconfig
, freetype
, gdk-pixbuf
, glib
, gtk3
, libxcb
, libX11
, libXext
, libXrender
, libXt
, libXtst
, mesa
, pango
, pciutils
, zlib
, libnotifySupport ? stdenv.isLinux
, libnotify
, waylandSupport ? stdenv.isLinux
, libxkbcommon
, libdrm
, libGL
, audioSupport ? mediaSupport
, pipewireSupport ? audioSupport
, pipewire
, pulseaudioSupport ? audioSupport
, libpulseaudio
, apulse
, alsa-lib
, libvaSupport ? mediaSupport
, libva
# Media support (implies audio support)
, mediaSupport ? true
, ffmpeg
# Wrapper runtime
, coreutils
, glibcLocales
, gnome
, runtimeShell
, shared-mime-info
, gsettings-desktop-schemas
# Hardening
, graphene-hardened-malloc
# Whether to use graphene-hardened-malloc
, useHardenedMalloc ? null
# Whether to disable multiprocess support
, disableContentSandbox ? false
# Extra preferences
, extraPrefs ? ""
}:
lib.warnIf (useHardenedMalloc != null)
"tor-browser: useHardenedMalloc is deprecated and enabling it can cause issues"
(let
libPath = lib.makeLibraryPath (
[
alsa-lib
atk
cairo
dbus
dbus-glib
fontconfig
freetype
gdk-pixbuf
glib
gtk3
libxcb
libX11
libXext
libXrender
libXt
libXtst
mesa # for libgbm
pango
pciutils
stdenv.cc.cc
stdenv.cc.libc
zlib
] ++ lib.optionals libnotifySupport [ libnotify ]
++ lib.optionals waylandSupport [ libxkbcommon libdrm libGL ]
++ lib.optionals pipewireSupport [ pipewire ]
++ lib.optionals pulseaudioSupport [ libpulseaudio ]
++ lib.optionals libvaSupport [ libva ]
++ lib.optionals mediaSupport [ ffmpeg ]
);
version = "13.0.5";
sources = {
x86_64-linux = fetchurl {
urls = [
"https://archive.torproject.org/tor-package-archive/torbrowser/${version}/tor-browser-linux-x86_64-${version}.tar.xz"
"https://dist.torproject.org/torbrowser/${version}/tor-browser-linux-x86_64-${version}.tar.xz"
"https://tor.eff.org/dist/torbrowser/${version}/tor-browser-linux-x86_64-${version}.tar.xz"
"https://tor.calyxinstitute.org/dist/torbrowser/${version}/tor-browser-linux-x86_64-${version}.tar.xz"
];
hash = "sha256-WZq8ig62Mu3q6OrVSaPbe6MLQ6pvFNo3yQMXC7PCGJY=";
};
i686-linux = fetchurl {
urls = [
"https://archive.torproject.org/tor-package-archive/torbrowser/${version}/tor-browser-linux-i686-${version}.tar.xz"
"https://dist.torproject.org/torbrowser/${version}/tor-browser-linux-i686-${version}.tar.xz"
"https://tor.eff.org/dist/torbrowser/${version}/tor-browser-linux-i686-${version}.tar.xz"
"https://tor.calyxinstitute.org/dist/torbrowser/${version}/tor-browser-linux-i686-${version}.tar.xz"
];
hash = "sha256-/enIdKLMRmJIjwXEo0i3hgHZKEtWaBgFzE1rtZMsqeY=";
};
};
distributionIni = writeText "distribution.ini" (lib.generators.toINI {} {
# Some light branding indicating this build uses our distro preferences
Global = {
id = "nixos";
version = "1.0";
about = "Tor Browser for NixOS";
};
});
policiesJson = writeText "policies.json" (builtins.toJSON {
policies.DisableAppUpdate = true;
});
in
stdenv.mkDerivation rec {
pname = "tor-browser";
inherit version;
src = sources.${stdenv.hostPlatform.system} or (throw "unsupported system: ${stdenv.hostPlatform.system}");
nativeBuildInputs = [ autoPatchelfHook ];
buildInputs = [
gtk3
alsa-lib
dbus-glib
libXtst
];
preferLocalBuild = true;
allowSubstitutes = false;
desktopItem = makeDesktopItem {
name = "torbrowser";
exec = "tor-browser";
icon = "torbrowser";
desktopName = "Tor Browser";
genericName = "Web Browser";
comment = meta.description;
categories = [ "Network" "WebBrowser" "Security" ];
};
buildPhase = ''
runHook preBuild
# For convenience ...
TBB_IN_STORE=$out/share/tor-browser
interp=$(< $NIX_CC/nix-support/dynamic-linker)
# Unpack & enter
mkdir -p "$TBB_IN_STORE"
tar xf "$src" -C "$TBB_IN_STORE" --strip-components=2
pushd "$TBB_IN_STORE"
# Set ELF interpreter
for exe in firefox.real TorBrowser/Tor/tor ; do
echo "Setting ELF interpreter on $exe ..." >&2
patchelf --set-interpreter "$interp" "$exe"
done
# firefox is a wrapper that checks for a more recent libstdc++ & appends it to the ld path
mv firefox.real firefox
# The final libPath. Note, we could split this into firefoxLibPath
# and torLibPath for accuracy, but this is more convenient ...
libPath=${libPath}:$TBB_IN_STORE:$TBB_IN_STORE/TorBrowser/Tor
# apulse uses a non-standard library path. For now special-case it.
${lib.optionalString (audioSupport && !pulseaudioSupport) ''
libPath=${apulse}/lib/apulse:$libPath
''}
# Fixup paths to pluggable transports.
sed -i TorBrowser/Data/Tor/torrc-defaults \
-e "s,./TorBrowser,$TBB_IN_STORE/TorBrowser,g"
# Fixup obfs transport. Work around patchelf failing to set
# interpreter for pre-compiled Go binaries by invoking the interpreter
# directly.
sed -i TorBrowser/Data/Tor/torrc-defaults \
-e "s|\(ClientTransportPlugin meek_lite,obfs2,obfs3,obfs4,scramblesuit\) exec|\1 exec $interp|"
# Similarly fixup snowflake
sed -i TorBrowser/Data/Tor/torrc-defaults \
-e "s|\(ClientTransportPlugin snowflake\) exec|\1 exec $interp|"
# Prepare for autoconfig.
#
# See https://developer.mozilla.org/en-US/Firefox/Enterprise_deployment
cat >defaults/pref/autoconfig.js <<EOF
//
pref("general.config.filename", "mozilla.cfg");
pref("general.config.obscure_value", 0);
EOF
# Hard-coded Firefox preferences.
cat >mozilla.cfg <<EOF
// First line must be a comment
// Always update via Nixpkgs
lockPref("app.update.auto", false);
lockPref("app.update.enabled", false);
lockPref("extensions.update.autoUpdateDefault", false);
lockPref("extensions.update.enabled", false);
lockPref("extensions.torbutton.versioncheck_enabled", false);
// User should never change these. Locking prevents these
// values from being written to prefs.js, avoiding Store
// path capture.
lockPref("extensions.torlauncher.torrc-defaults_path", "$TBB_IN_STORE/TorBrowser/Data/Tor/torrc-defaults");
lockPref("extensions.torlauncher.tor_path", "$TBB_IN_STORE/TorBrowser/Tor/tor");
// Reset pref that captures store paths.
clearPref("extensions.xpiState");
// Stop obnoxious first-run redirection.
lockPref("noscript.firstRunRedirection", false);
// Insist on using IPC for communicating with Tor
//
// Defaults to creating \$XDG_RUNTIME_DIR/Tor/{socks,control}.socket
lockPref("extensions.torlauncher.control_port_use_ipc", true);
lockPref("extensions.torlauncher.socks_port_use_ipc", true);
// Optionally disable multiprocess support. We always set this to ensure that
// toggling the pref takes effect.
lockPref("browser.tabs.remote.autostart.2", ${if disableContentSandbox then "false" else "true"});
// Allow sandbox access to sound devices if using ALSA directly
${if (audioSupport && !pulseaudioSupport) then ''
pref("security.sandbox.content.write_path_whitelist", "/dev/snd/");
'' else ''
clearPref("security.sandbox.content.write_path_whitelist");
''}
${lib.optionalString (extraPrefs != "") ''
${extraPrefs}
''}
EOF
# Hard-code path to TBB fonts; see also FONTCONFIG_FILE in
# the wrapper below.
FONTCONFIG_FILE=$TBB_IN_STORE/fontconfig/fonts.conf
sed -i "$FONTCONFIG_FILE" \
-e "s,<dir>fonts</dir>,<dir>$TBB_IN_STORE/fonts</dir>,"
# Preload extensions by moving into the runtime instead of storing under the
# user's profile directory.
# See https://support.mozilla.org/en-US/kb/deploying-firefox-with-extensions
mkdir -p "$TBB_IN_STORE/distribution/extensions"
mv "$TBB_IN_STORE/TorBrowser/Data/Browser/profile.default/extensions/"* \
"$TBB_IN_STORE/distribution/extensions"
# Hard-code paths to geoip data files. TBB resolves the geoip files
# relative to torrc-defaults_path but if we do not hard-code them
# here, these paths end up being written to the torrc in the user's
# state dir.
cat >>TorBrowser/Data/Tor/torrc-defaults <<EOF
GeoIPFile $TBB_IN_STORE/TorBrowser/Data/Tor/geoip
GeoIPv6File $TBB_IN_STORE/TorBrowser/Data/Tor/geoip6
EOF
WRAPPER_LD_PRELOAD=${lib.optionalString (useHardenedMalloc == true)
"${graphene-hardened-malloc}/lib/libhardened_malloc.so"}
WRAPPER_XDG_DATA_DIRS=${lib.concatMapStringsSep ":" (x: "${x}/share") [
gnome.adwaita-icon-theme
shared-mime-info
]}
WRAPPER_XDG_DATA_DIRS+=":"${lib.concatMapStringsSep ":" (x: "${x}/share/gsettings-schemas/${x.name}") [
glib
gsettings-desktop-schemas
gtk3
]};
# Generate wrapper
mkdir -p $out/bin
cat > "$out/bin/tor-browser" << EOF
#! ${runtimeShell}
set -o errexit -o nounset
PATH=${lib.makeBinPath [ coreutils ]}
export LC_ALL=C
export LOCALE_ARCHIVE=${glibcLocales}/lib/locale/locale-archive
# Enter local state directory.
REAL_HOME=\''${HOME%/}
TBB_HOME=\''${TBB_HOME:-''${XDG_DATA_HOME:-\$REAL_HOME/.local/share}/tor-browser}
HOME=\$TBB_HOME
mkdir -p "\$HOME"
cd "\$HOME"
# Initialize empty TBB local state directory hierarchy. We
# intentionally mirror the layout that TBB would see if executed from
# the unpacked bundle dir.
mkdir -p "\$HOME/TorBrowser" "\$HOME/TorBrowser/Data"
# Initialize the Tor data directory.
mkdir -p "\$HOME/TorBrowser/Data/Tor"
# TBB will fail if ownership is too permissive
chmod 0700 "\$HOME/TorBrowser/Data/Tor"
# Initialize the browser profile state.
# All files under user's profile dir are generated by TBB.
mkdir -p "\$HOME/TorBrowser/Data/Browser/profile.default"
# Clear some files if the last known store path is different from the new one
: "\''${KNOWN_STORE_PATH:=\$HOME/known-store-path}"
if ! [ "\$KNOWN_STORE_PATH" -ef $out ]; then
echo "Cleanup files with outdated store references"
ln -Tsf $out "\$KNOWN_STORE_PATH"
# Clear out some files that tend to capture store references but are
# easily generated by firefox at startup.
rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/{addonStartup.json.lz4,compatibility.ini,extensions.ini,extensions.json}
rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/startupCache/*
fi
# XDG
: "\''${XDG_RUNTIME_DIR:=/run/user/\$(id -u)}"
: "\''${XDG_CONFIG_HOME:=\$REAL_HOME/.config}"
${lib.optionalString pulseaudioSupport ''
# Figure out some envvars for pulseaudio
: "\''${PULSE_SERVER:=\$XDG_RUNTIME_DIR/pulse/native}"
: "\''${PULSE_COOKIE:=\$XDG_CONFIG_HOME/pulse/cookie}"
''}
# Font cache files capture store paths; clear them out on the off
# chance that TBB would continue using old font files.
rm -rf "\$HOME/.cache/fontconfig"
# Manually specify data paths (by default TB attempts to create these in the store)
{
echo "user_pref(\"extensions.torlauncher.toronionauthdir_path\", \"\$HOME/TorBrowser/Data/Tor/onion-auth\");"
echo "user_pref(\"extensions.torlauncher.torrc_path\", \"\$HOME/TorBrowser/Data/Tor/torrc\");"
echo "user_pref(\"extensions.torlauncher.tordatadir_path\", \"\$HOME/TorBrowser/Data/Tor\");"
} >> "\$HOME/TorBrowser/Data/Browser/profile.default/prefs.js"
# Lift-off
#
# XAUTHORITY and DISPLAY are required for TBB to work at all.
#
# DBUS_SESSION_BUS_ADDRESS is inherited to avoid auto-launch; to
# prevent that, set it to an empty/invalid value prior to running
# tor-browser.
#
# PULSE_SERVER is necessary for audio playback.
#
# Setting FONTCONFIG_FILE is required to make fontconfig read the TBB
# fonts.conf; upstream uses FONTCONFIG_PATH, but FC_DEBUG=1024
# indicates the system fonts.conf being used instead.
#
# XDG_DATA_DIRS is set to prevent searching system dirs (looking for .desktop & icons)
exec env -i \
LD_PRELOAD=$WRAPPER_LD_PRELOAD \
\
TZ=":" \
TZDIR="\''${TZDIR:-}" \
LOCALE_ARCHIVE="\$LOCALE_ARCHIVE" \
\
TMPDIR="\''${TMPDIR:-/tmp}" \
HOME="\$HOME" \
XAUTHORITY="\''${XAUTHORITY:-\$HOME/.Xauthority}" \
DISPLAY="\''${DISPLAY:-}" \
DBUS_SESSION_BUS_ADDRESS="\''${DBUS_SESSION_BUS_ADDRESS:-unix:path=\$XDG_RUNTIME_DIR/bus}" \\
\
XDG_DATA_HOME="\$HOME/.local/share" \
XDG_DATA_DIRS="$WRAPPER_XDG_DATA_DIRS" \
\
PULSE_SERVER="\''${PULSE_SERVER:-}" \
PULSE_COOKIE="\''${PULSE_COOKIE:-}" \
\
MOZ_ENABLE_WAYLAND="\''${MOZ_ENABLE_WAYLAND:-}" \
WAYLAND_DISPLAY="\''${WAYLAND_DISPLAY:-}" \
XDG_RUNTIME_DIR="\''${XDG_RUNTIME_DIR:-}" \
XCURSOR_PATH="\''${XCURSOR_PATH:-}" \
\
APULSE_PLAYBACK_DEVICE="\''${APULSE_PLAYBACK_DEVICE:-plug:dmix}" \
\
TOR_SKIP_LAUNCH="\''${TOR_SKIP_LAUNCH:-}" \
TOR_CONTROL_HOST="\''${TOR_CONTROL_HOST:-}" \
TOR_CONTROL_PORT="\''${TOR_CONTROL_PORT:-}" \
TOR_CONTROL_COOKIE_AUTH_FILE="\''${TOR_CONTROL_COOKIE_AUTH_FILE:-}" \
TOR_CONTROL_PASSWD="\''${TOR_CONTROL_PASSWD:-}" \
TOR_SOCKS_HOST="\''${TOR_SOCKS_HOST:-}" \
TOR_SOCKS_PORT="\''${TOR_SOCKS_PORT:-}" \
\
FONTCONFIG_FILE="$FONTCONFIG_FILE" \
\
LD_LIBRARY_PATH="$libPath" \
\
"$TBB_IN_STORE/firefox" \
--class "Tor Browser" \
-no-remote \
-profile "\$HOME/TorBrowser/Data/Browser/profile.default" \
"\''${@}"
EOF
chmod +x $out/bin/tor-browser
# Easier access to docs
mkdir -p $out/share/doc
ln -s $TBB_IN_STORE/TorBrowser/Docs $out/share/doc/tor-browser
# Install .desktop item
mkdir -p $out/share/applications
cp $desktopItem/share/applications"/"* $out/share/applications
sed -i $out/share/applications/torbrowser.desktop \
-e "s,Exec=.*,Exec=$out/bin/tor-browser," \
-e "s,Icon=.*,Icon=tor-browser,"
for i in 16 32 48 64 128; do
mkdir -p $out/share/icons/hicolor/''${i}x''${i}/apps/
ln -s $out/share/tor-browser/browser/chrome/icons/default/default$i.png $out/share/icons/hicolor/''${i}x''${i}/apps/tor-browser.png
done
# Check installed apps
echo "Checking bundled Tor ..."
LD_LIBRARY_PATH=$libPath $TBB_IN_STORE/TorBrowser/Tor/tor --version >/dev/null
echo "Checking tor-browser wrapper ..."
TBB_HOME=$(mktemp -d) \
$out/bin/tor-browser --version >/dev/null
runHook postBuild
'';
installPhase = ''
runHook preInstall
# Install distribution customizations
install -Dvm644 ${distributionIni} $out/share/tor-browser/distribution/distribution.ini
install -Dvm644 ${policiesJson} $out/share/tor-browser/distribution/policies.json
runHook postInstall
'';
passthru = {
inherit sources;
updateScript = callPackage ./update.nix {
inherit pname version meta;
};
};
meta = with lib; {
description = "Privacy-focused browser routing traffic through the Tor network";
homepage = "https://www.torproject.org/";
changelog = "https://gitweb.torproject.org/builders/tor-browser-build.git/plain/projects/tor-browser/Bundle-Data/Docs/ChangeLog.txt?h=maint-${version}";
platforms = attrNames sources;
maintainers = with maintainers; [ felschr panicgh joachifm hax404 ];
# MPL2.0+, GPL+, &c. While it's not entirely clear whether
# the compound is "libre" in a strict sense (some components place certain
# restrictions on redistribution), it's free enough for our purposes.
license = with licenses; [ mpl20 lgpl21Plus lgpl3Plus free ];
sourceProvenance = with sourceTypes; [ binaryNativeCode ];
};
})
|