nixpkgs/pkgs/by-name/to/tor-browser/package.nix

346 lines
10 KiB
Nix

{ lib
, stdenv
, fetchurl
, makeDesktopItem
, copyDesktopItems
, makeWrapper
, writeText
, autoPatchelfHook
, wrapGAppsHook3
, 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
, mediaSupport ? true
, ffmpeg
, audioSupport ? mediaSupport
, pipewireSupport ? audioSupport
, pipewire
, pulseaudioSupport ? audioSupport
, libpulseaudio
, apulse
, alsa-lib
, libvaSupport ? mediaSupport
, libva
# 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 = "13.5.2";
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-f6bKRWirHuOe2BnCYegZi1j58Ou3p6Syw++NVLGUGdU=";
};
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-ye+l3aq3nV97SUyARZMcPhdtGLoAWoscbr81F5LdbS4=";
};
};
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: ${stdenv.hostPlatform.system}");
nativeBuildInputs = [ autoPatchelfHook copyDesktopItems makeWrapper wrapGAppsHook3 ];
buildInputs = [
gtk3
alsa-lib
dbus-glib
libXtst
];
preferLocalBuild = true;
allowSubstitutes = false;
desktopItems = [(makeDesktopItem {
name = "torbrowser";
exec = "tor-browser %U";
icon = "tor-browser";
desktopName = "Tor Browser";
genericName = "Web Browser";
comment = meta.description;
categories = [ "Network" "WebBrowser" "Security" ];
mimeTypes = [
"text/html"
"text/xml"
"application/xhtml+xml"
"application/vnd.mozilla.xul+xml"
"x-scheme-handler/http"
"x-scheme-handler/https"
];
})];
buildPhase = ''
runHook preBuild
# For convenience ...
TBB_IN_STORE=$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" "$exe"
done
# firefox is a wrapper that checks for a more recent libstdc++ & appends it to the ld path
mv firefox.real firefox
# store state at `~/.tor browser` instead of relative to executable
touch "$TBB_IN_STORE/system-install"
# 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:$libPath
''}
# Fixup paths to pluggable transports.
substituteInPlace TorBrowser/Data/Tor/torrc-defaults \
--replace-fail './TorBrowser' "$TBB_IN_STORE/TorBrowser"
# 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 $interp|"
# Prepare for autoconfig.
#
# See https://developer.mozilla.org/en-US/Firefox/Enterprise_deployment
cat >defaults/pref/autoconfig.js <<EOF
//
pref("general.config.filename", "mozilla.cfg");
pref("general.config.obscure_value", 0);
EOF
# Hard-coded Firefox preferences.
cat >mozilla.cfg <<EOF
// First line must be a comment
// Reset pref that captures store paths.
clearPref("extensions.xpiState");
// Stop obnoxious first-run redirection.
lockPref("noscript.firstRunRedirection", false);
// User should never change these. Locking prevents these
// values from being written to prefs.js, avoiding Store
// path capture.
lockPref("extensions.torlauncher.torrc-defaults_path", "$TBB_IN_STORE/TorBrowser/Data/Tor/torrc-defaults");
lockPref("extensions.torlauncher.tor_path", "$TBB_IN_STORE/TorBrowser/Tor/tor");
// 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 != "") ''
${extraPrefs}
''}
EOF
# FONTCONFIG_FILE is required to make fontconfig read the TBB
# fonts.conf; upstream uses FONTCONFIG_PATH, but FC_DEBUG=1024
# indicates the system fonts.conf being used instead.
FONTCONFIG_FILE=$TBB_IN_STORE/fontconfig/fonts.conf
substituteInPlace "$FONTCONFIG_FILE" \
--replace-fail '<dir prefix="cwd">fonts</dir>' "<dir>$TBB_IN_STORE/fonts</dir>"
# 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
mkdir -p $out/bin
makeWrapper "$TBB_IN_STORE/firefox" "$out/bin/tor-browser" \
--prefix LD_PRELOAD : "${lib.optionalString (useHardenedMalloc == true)
"${graphene-hardened-malloc}/lib/libhardened_malloc.so"}" \
--prefix LD_LIBRARY_PATH : "$libPath" \
--set FONTCONFIG_FILE "$FONTCONFIG_FILE" \
--set-default MOZ_ENABLE_WAYLAND 1
# Easier access to docs
mkdir -p $out/share/doc
ln -s $TBB_IN_STORE/TorBrowser/Docs $out/share/doc/tor-browser
# Install icons
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 ..."
$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} $out/share/tor-browser/distribution/policies.json
runHook postInstall
'';
passthru = {
inherit sources;
updateScript = callPackage ./update.nix {
inherit pname version meta;
};
};
meta = with lib; {
description = "Privacy-focused browser routing traffic through the Tor network";
mainProgram = "tor-browser";
homepage = "https://www.torproject.org/";
changelog = "https://gitweb.torproject.org/builders/tor-browser-build.git/plain/projects/tor-browser/Bundle-Data/Docs/ChangeLog.txt?h=maint-${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 ];
};
})