Anderson Torres
2 years ago
committed by
GitHub
commit
cf484f356d
@ -1,143 +0,0 @@ |
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{ stdenv, lib, fetchurl, makeWrapper, file, getopt |
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, gtk2, gtk3, gdk-pixbuf, glib, libGL, libGLU, nss, nspr, udev, tbb |
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, alsa-lib, GConf, cups, libcap, fontconfig, freetype, pango |
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, cairo, dbus, expat, zlib, libpng12, nodejs, gnutar, gcc, gcc_32bit |
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, libX11, libXcursor, libXdamage, libXfixes, libXrender, libXi |
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, libXcomposite, libXext, libXrandr, libXtst, libSM, libICE, libxcb, chromium |
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, libpqxx, libselinux, pciutils, libpulseaudio |
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}: |
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|
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let |
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libPath64 = lib.makeLibraryPath [ |
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gcc.cc gtk2 gdk-pixbuf glib libGL libGLU nss nspr |
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alsa-lib GConf cups libcap fontconfig freetype pango |
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cairo dbus expat zlib libpng12 udev tbb |
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libX11 libXcursor libXdamage libXfixes libXrender libXi |
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libXcomposite libXext libXrandr libXtst libSM libICE libxcb |
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libpqxx gtk3 |
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|
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libselinux pciutils libpulseaudio |
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]; |
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libPath32 = lib.makeLibraryPath [ gcc_32bit.cc ]; |
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binPath = lib.makeBinPath [ nodejs gnutar ]; |
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|
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ver = "2018.3.0"; |
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build = "f2"; |
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|
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in stdenv.mkDerivation { |
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pname = "unity-editor"; |
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version = "${ver}x${build}"; |
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src = fetchurl { |
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url = "https://beta.unity3d.com/download/6e9a27477296/LinuxEditorInstaller/Unity.tar.xz"; |
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sha256 = "10gppnqacs1qzahj077nkcgbfz2lryd0dxnfcmvyc64xpxnj9nlk"; |
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}; |
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|
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nosuidLib = ./unity-nosuid.c; |
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|
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nativeBuildInputs = [ makeWrapper file getopt ]; |
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|
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outputs = [ "out" ]; |
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sourceRoot = "."; |
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buildPhase = '' |
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cd Editor |
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$CC -fPIC -shared -o libunity-nosuid.so $nosuidLib -ldl |
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strip libunity-nosuid.so |
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cd .. |
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''; |
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installPhase = '' |
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unitydir="$out/opt/Unity/Editor" |
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mkdir -p $unitydir |
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mv Editor/* $unitydir |
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ln -sf /run/wrappers/bin/${chromium.sandboxExecutableName} $unitydir/chrome-sandbox |
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mkdir -p $out/bin |
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makeWrapper $unitydir/Unity $out/bin/unity-editor \ |
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--prefix LD_LIBRARY_PATH : "${libPath64}" \ |
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--prefix LD_PRELOAD : "$unitydir/libunity-nosuid.so" \ |
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--prefix PATH : "${binPath}" |
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''; |
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preFixup = '' |
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patchFile() { |
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ftype="$(file -b "$1")" |
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if [[ "$ftype" =~ LSB\ .*dynamically\ linked ]]; then |
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if [[ "$ftype" =~ 32-bit ]]; then |
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rpath="${libPath32}" |
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intp="$(cat $NIX_CC/nix-support/dynamic-linker-m32)" |
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else |
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rpath="${libPath64}" |
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intp="$(cat $NIX_CC/nix-support/dynamic-linker)" |
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fi |
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|
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# Save origin-relative parts of rpath. |
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originRpath="$(patchelf --print-rpath "$1" | sed "s/:/\n/g" | grep "^\$ORIGIN" | paste -sd ":" - || echo "")" |
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rpath="$originRpath:$rpath" |
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patchelf --set-rpath "$rpath" "$1" |
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patchelf --set-interpreter "$intp" "$1" 2> /dev/null || true |
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fi |
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} |
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|
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upm_linux=$unitydir/Data/Resources/PackageManager/Server/UnityPackageManager |
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|
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orig_size=$(stat --printf=%s $upm_linux) |
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|
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# Exclude PlaybackEngines to build something that can be run on FHS-compliant Linuxes |
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find $unitydir -name PlaybackEngines -prune -o -type f -print | while read path; do |
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patchFile "$path" |
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done |
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|
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new_size=$(stat --printf=%s $upm_linux) |
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|
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###### zeit-pkg fixing starts here. |
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# we're replacing plaintext js code that looks like |
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# PAYLOAD_POSITION = '1234 ' | 0 |
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# [...] |
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# PRELUDE_POSITION = '1234 ' | 0 |
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# ^-----20-chars-----^^------22-chars------^ |
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# ^-- grep points here |
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# |
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# var_* are as described above |
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# shift_by seems to be safe so long as all patchelf adjustments occur |
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# before any locations pointed to by hardcoded offsets |
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var_skip=20 |
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var_select=22 |
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shift_by=$(expr $new_size - $orig_size) |
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function fix_offset { |
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# $1 = name of variable to adjust |
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location=$(grep -obUam1 "$1" $upm_linux | cut -d: -f1) |
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location=$(expr $location + $var_skip) |
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value=$(dd if=$upm_linux iflag=count_bytes,skip_bytes skip=$location \ |
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bs=1 count=$var_select status=none) |
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value=$(expr $shift_by + $value) |
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echo -n $value | dd of=$upm_linux bs=1 seek=$location conv=notrunc |
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} |
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fix_offset PAYLOAD_POSITION |
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fix_offset PRELUDE_POSITION |
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''; |
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dontStrip = true; |
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dontPatchELF = true; |
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meta = with lib; { |
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homepage = "https://unity3d.com/"; |
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description = "Game development tool"; |
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longDescription = '' |
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Popular development platform for creating 2D and 3D multiplatform games |
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and interactive experiences. |
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''; |
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license = licenses.unfree; |
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platforms = [ "x86_64-linux" ]; |
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maintainers = with maintainers; [ tesq0 ]; |
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}; |
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} |
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@ -1,32 +0,0 @@ |
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#define _GNU_SOURCE |
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#include <stdio.h> |
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#include <string.h> |
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#include <sys/stat.h> |
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#include <unistd.h> |
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#include <dlfcn.h> |
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static const char sandbox_path[] = "/chrome-sandbox"; |
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int __xstat(int ver, const char* path, struct stat* stat_buf) { |
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static int (*original_xstat)(int, const char*, struct stat*) = NULL; |
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if (original_xstat == NULL) { |
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int (*fun)(int, const char*, struct stat*) = dlsym(RTLD_NEXT, "__xstat"); |
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if (fun == NULL) { |
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return -1; |
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}; |
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original_xstat = fun; |
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}; |
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int res = (*original_xstat)(ver, path, stat_buf); |
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if (res == 0) { |
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char* pos = strstr(path, sandbox_path); |
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if (pos != NULL && *(pos + sizeof(sandbox_path) - 1) == '\0') { |
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printf("Lying about chrome-sandbox access rights...\n"); |
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stat_buf->st_uid = 0; |
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stat_buf->st_gid = 0; |
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stat_buf->st_mode = 0104755; |
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}; |
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} |
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return res; |
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} |
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