diff options
Diffstat (limited to 'nixpkgs/pkgs/tools/security/aflplusplus/default.nix')
-rw-r--r-- | nixpkgs/pkgs/tools/security/aflplusplus/default.nix | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/tools/security/aflplusplus/default.nix b/nixpkgs/pkgs/tools/security/aflplusplus/default.nix new file mode 100644 index 000000000000..79a0779e60a1 --- /dev/null +++ b/nixpkgs/pkgs/tools/security/aflplusplus/default.nix @@ -0,0 +1,136 @@ +{ lib, stdenv, stdenvNoCC, fetchFromGitHub, callPackage, makeWrapper +, clang, llvm, gcc, which, libcgroup, python, perl, gmp +, file, wine ? null, fetchpatch +}: + +# wine fuzzing is only known to work for win32 binaries, and using a mixture of +# 32 and 64-bit libraries ... complicates things, so it's recommended to build +# a full 32bit version of this package if you want to do wine fuzzing +assert (wine != null) -> (stdenv.targetPlatform.system == "i686-linux"); + +let + aflplusplus-qemu = callPackage ./qemu.nix { inherit aflplusplus; }; + qemu-exe-name = if stdenv.targetPlatform.system == "x86_64-linux" then "qemu-x86_64" + else if stdenv.targetPlatform.system == "i686-linux" then "qemu-i386" + else throw "aflplusplus: no support for ${stdenv.targetPlatform.system}!"; + libdislocator = callPackage ./libdislocator.nix { inherit aflplusplus; }; + libtokencap = callPackage ./libtokencap.nix { inherit aflplusplus; }; + aflplusplus = stdenvNoCC.mkDerivation rec { + pname = "aflplusplus"; + version = "2.65c"; + + src = fetchFromGitHub { + owner = "AFLplusplus"; + repo = "AFLplusplus"; + rev = version; + sha256 = "1np2a3kypb2m8nyv6qnij18yzn41pl8619jzydci40br4vxial9l"; + }; + enableParallelBuilding = true; + + # Note: libcgroup isn't needed for building, just for the afl-cgroup + # script. + nativeBuildInputs = [ makeWrapper which clang gcc ]; + buildInputs = [ llvm python gmp ] + ++ lib.optional (wine != null) python.pkgs.wrapPython; + + + postPatch = '' + # Replace the CLANG_BIN variables with the correct path + substituteInPlace llvm_mode/afl-clang-fast.c \ + --replace "CLANGPP_BIN" '"${clang}/bin/clang++"' \ + --replace "CLANG_BIN" '"${clang}/bin/clang"' \ + --replace 'getenv("AFL_PATH")' "(getenv(\"AFL_PATH\") ? getenv(\"AFL_PATH\") : \"$out/lib/afl\")" + + # Replace "gcc" and friends with full paths in afl-gcc + # Prevents afl-gcc picking up any (possibly incorrect) gcc from the path + substituteInPlace src/afl-gcc.c \ + --replace '"gcc"' '"${gcc}/bin/gcc"' \ + --replace '"g++"' '"${gcc}/bin/g++"' \ + --replace '"gcj"' '"gcj-UNSUPPORTED"' \ + --replace '"clang"' '"clang-UNSUPPORTED"' \ + --replace '"clang++"' '"clang++-UNSUPPORTED"' + ''; + + makeFlags = [ "PREFIX=$(out)" ]; + buildPhase = '' + common="$makeFlags -j$NIX_BUILD_CORES" + make all $common + make radamsa $common + make -C gcc_plugin CC=${gcc}/bin/gcc CXX=${gcc}/bin/g++ $common + make -C llvm_mode $common + make -C qemu_mode/libcompcov $common + make -C qemu_mode/unsigaction $common + ''; + + postInstall = '' + # remove afl-clang(++) which are just symlinks to afl-clang-fast + rm $out/bin/afl-clang $out/bin/afl-clang++ + + # the makefile neglects to install unsigaction + cp qemu_mode/unsigaction/unsigaction*.so $out/lib/afl/ + + # Install the custom QEMU emulator for binary blob fuzzing. + cp ${aflplusplus-qemu}/bin/${qemu-exe-name} $out/bin/afl-qemu-trace + + # give user a convenient way of accessing libcompconv.so, libdislocator.so, libtokencap.so + cat > $out/bin/get-afl-qemu-libcompcov-so <<END + #!${stdenv.shell} + echo $out/lib/afl/libcompcov.so + END + chmod +x $out/bin/get-afl-qemu-libcompcov-so + cp ${libdislocator}/bin/get-libdislocator-so $out/bin/ + cp ${libtokencap}/bin/get-libtokencap-so $out/bin/ + + # Install the cgroups wrapper for asan-based fuzzing. + cp examples/asan_cgroups/limit_memory.sh $out/bin/afl-cgroup + chmod +x $out/bin/afl-cgroup + substituteInPlace $out/bin/afl-cgroup \ + --replace "cgcreate" "${libcgroup}/bin/cgcreate" \ + --replace "cgexec" "${libcgroup}/bin/cgexec" \ + --replace "cgdelete" "${libcgroup}/bin/cgdelete" + + patchShebangs $out/bin + + '' + lib.optionalString (wine != null) '' + substitute afl-wine-trace $out/bin/afl-wine-trace \ + --replace "qemu_mode/unsigaction" "$out/lib/afl" + chmod +x $out/bin/afl-wine-trace + + # qemu needs to be fed ELFs, not wrapper scripts, so we have to cheat a bit if we + # detect a wrapped wine + for winePath in ${wine}/bin/.wine ${wine}/bin/wine; do + if [ -x $winePath ]; then break; fi + done + makeWrapperArgs="--set-default 'AFL_WINE_PATH' '$winePath'" \ + wrapPythonProgramsIn $out/bin ${python.pkgs.pefile} + ''; + + installCheckInputs = [ perl file ]; + doInstallCheck = true; + installCheckPhase = '' + # replace references to tools in build directory with references to installed locations + substituteInPlace test/test.sh \ + --replace '../libcompcov.so' '`$out/bin/get-afl-qemu-libcompcov-so`' \ + --replace '../libdislocator.so' '`$out/bin/get-libdislocator-so`' \ + --replace '../libtokencap.so' '`$out/bin/get-libtokencap-so`' + perl -pi -e 's|(?<!\.)(?<!-I)(\.\./)([^\s\/]+?)(?<!\.c)(?<!\.s?o)(?=\s)|\$out/bin/\2|g' test/test.sh + cd test && ./test.sh + ''; + + passthru = { + inherit libdislocator libtokencap; + qemu = aflplusplus-qemu; + }; + + meta = { + description = '' + A heavily enhanced version of AFL, incorporating many features + and improvements from the community + ''; + homepage = "https://aflplus.plus"; + license = lib.licenses.asl20; + platforms = ["x86_64-linux" "i686-linux"]; + maintainers = with lib.maintainers; [ ris mindavi ]; + }; + }; +in aflplusplus |