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nixpkgs/pkgs/development/python-modules/tensorflow/default.nix
2019-07-31 13:28:15 +03:00

361 lines
11 KiB
Nix

{ stdenv, buildBazelPackage, lib, fetchFromGitHub, fetchpatch, symlinkJoin
, git
, buildPythonPackage, isPy3k, pythonOlder, pythonAtLeast
, which, binutils, glibcLocales
, python, jemalloc, openmpi
, numpy, tensorflow-tensorboard, backports_weakref, mock, enum34, absl-py
, future
, keras-preprocessing
, keras-applications
, astor
, gast
, google-pasta
, termcolor
, cython
, flatbuffers
, giflib
, libjpeg
, grpc
, grpcio
, hwloc
, icu
, jsoncpp
, lmdb
, nasm
, sqlite
, pcre
, libpng
, six
, snappy
, swig
, wrapt
, zlib
, protobuf
, protobuf_cc
, curl
, tensorflow-estimator
, setuptools
, wheel
, cudaSupport ? false, nvidia_x11 ? null, cudatoolkit ? null, cudnn ? null, nccl ? null
# XLA without CUDA is broken
, xlaSupport ? cudaSupport
# Default from ./configure script
, cudaCapabilities ? [ "3.5" "5.2" ]
, sse42Support ? builtins.elem (stdenv.hostPlatform.platform.gcc.arch or "default") ["westmere" "sandybridge" "ivybridge" "haswell" "broadwell" "skylake" "skylake-avx512"]
, avx2Support ? builtins.elem (stdenv.hostPlatform.platform.gcc.arch or "default") [ "haswell" "broadwell" "skylake" "skylake-avx512"]
, fmaSupport ? builtins.elem (stdenv.hostPlatform.platform.gcc.arch or "default") [ "haswell" "broadwell" "skylake" "skylake-avx512"]
}:
assert cudaSupport -> nvidia_x11 != null
&& cudatoolkit != null
&& cudnn != null;
# unsupported combination
assert ! (stdenv.isDarwin && cudaSupport);
let
withTensorboard = pythonOlder "3.6";
cudatoolkit_joined = symlinkJoin {
name = "${cudatoolkit.name}-unsplit";
paths = [ cudatoolkit.out cudatoolkit.lib ];
};
bazel_cuda_toolkit = symlinkJoin {
name = "bazel-gcc-toolkit";
paths = [
cudatoolkit.cc
cudatoolkit.out
cudatoolkit.lib
binutils.bintools # for ar, dwp, nm, objcopy, objdump, strip
];
};
tfFeature = x: if x then "1" else "0";
version = "1.14";
variant = if cudaSupport then "_gpu" else "";
pname = "tensorflow${variant}";
bazel-wheel = buildBazelPackage rec {
# indicate which configuration of the wheel is being built
name = let
python_tag = with lib.versions; "cp${major python.version}${minor python.version}"; # cp37
arch_platform = lib.splitString "-" stdenv.hostPlatform.system;
platform = lib.last arch_platform; # "linux"
arch = lib.head arch_platform; # "x86_64"
in
# https://www.python.org/dev/peps/pep-0427/#file-name-convention
# tensorflow_gpu-1.14.0-cp27-none-linux_x86_64.whl
"${pname}-${version}-${python_tag}-none-${platform}_${arch}.whl";
src = fetchFromGitHub {
owner = "tensorflow";
repo = "tensorflow";
rev = "r${version}";
sha256 = "071rndqh3xy4y5idlykqv656lggp25vy4qx1divz4id3im1zlr13";
};
patches = [
# Work around https://github.com/tensorflow/tensorflow/issues/24752
./no-saved-proto.patch
# https://github.com/tensorflow/tensorflow/pull/29673
(fetchpatch {
name = "fix-compile-with-cuda-and-mpi.patch";
url = "https://github.com/tensorflow/tensorflow/pull/29673/commits/498e35a3bfe38dd75cf1416a1a23c07c3b59e6af.patch";
sha256 = "1m2qmwv1ysqa61z6255xggwbq6mnxbig749bdvrhnch4zydxb4di";
})
# https://github.com/tensorflow/tensorflow/issues/29220
(fetchpatch {
name = "bazel-0.27.patch";
url = "https://github.com/tensorflow/tensorflow/commit/cfccbdb8c4a92dd26382419dceb4d934c2380391.patch";
sha256 = "1l56wjia2c4685flsfkkgy471wx3c66wyv8khspv06zchj0k0liw";
})
];
# On update, it can be useful to steal the changes from gentoo
# https://gitweb.gentoo.org/repo/gentoo.git/tree/sci-libs/tensorflow
nativeBuildInputs = [ swig which ];
buildInputs = [
python
jemalloc
openmpi
glibcLocales
git
# python deps needed during wheel build time
numpy
keras-preprocessing
# libs taken from system through the TF_SYS_LIBS mechanism
absl-py
# for building the wheel
setuptools
wheel
] ++ lib.optionals (!isPy3k) [
future
mock
] ++ lib.optionals cudaSupport [
cudatoolkit
cudnn
nvidia_x11
];
# Take as many libraries from the system as possible. Keep in sync with
# list of valid syslibs in
# https://github.com/perfinion/tensorflow/blob/master/third_party/systemlibs/syslibs_configure.bzl
SYSLIBS= [
"absl_py"
"astor_archive"
"boringssl"
"com_github_googleapis_googleapis"
"com_github_googlecloudplatform_google_cloud_cpp"
"com_google_protobuf"
"com_google_protobuf_cc"
"com_googlesource_code_re2"
"curl"
"cython"
"double_conversion"
"enum34_archive"
"flatbuffers"
"gast_archive"
"gif_archive"
"grpc"
"hwloc"
"icu"
"jpeg"
"jsoncpp_git"
"keras_applications_archive"
"lmdb"
"nasm"
# "nsync" # not packaged in nixpkgs
"sqlite"
"pasta"
"pcre"
"png_archive"
"protobuf_archive"
"six_archive"
"snappy"
"swig"
"termcolor_archive"
"wrapt"
"zlib_archive"
];
preConfigure = ''
patchShebangs configure
# dummy ldconfig
mkdir dummy-ldconfig
echo "#!${stdenv.shell}" > dummy-ldconfig/ldconfig
chmod +x dummy-ldconfig/ldconfig
export PATH="$PWD/dummy-ldconfig:$PATH"
# arbitrarily set to the current latest bazel version, overly careful
export TF_IGNORE_MAX_BAZEL_VERSION=1
# don't rebuild the world
export TF_SYSTEM_LIBS=${lib.concatStringsSep " " SYSLIBS}
export PYTHON_BIN_PATH="${python.interpreter}"
export PYTHON_LIB_PATH="$NIX_BUILD_TOP/site-packages"
export TF_NEED_GCP=1
export TF_NEED_HDFS=1
export TF_ENABLE_XLA=${tfFeature xlaSupport}
export CC_OPT_FLAGS=" "
# https://github.com/tensorflow/tensorflow/issues/14454
export TF_NEED_MPI=${tfFeature cudaSupport}
export TF_NEED_CUDA=${tfFeature cudaSupport}
${lib.optionalString cudaSupport ''
export TF_CUDA_PATHS="${cudatoolkit_joined},${cudnn},${nccl}"
export TF_CUDA_VERSION=${cudatoolkit.majorVersion}
export TF_CUDNN_VERSION=${cudnn.majorVersion}
export GCC_HOST_COMPILER_PATH=${bazel_cuda_toolkit}/bin/gcc
export GCC_HOST_COMPILER_PREFIX="${bazel_cuda_toolkit}/bin"
export TF_CUDA_COMPUTE_CAPABILITIES=${lib.concatStringsSep "," cudaCapabilities}
''}
# https://github.com/tensorflow/tensorflow/issues/20919
sed -i '/androidndk/d' tensorflow/lite/kernels/internal/BUILD
mkdir -p "$PYTHON_LIB_PATH"
'';
# ar, cpp, gcov, strip, gcc, compat-ld, ld, objdump, dwp, nm, objcopy
configurePhase = ''
runHook preConfigure
# no flags (options provided by previously set environment variables)
export AR="${binutils.bintools}/bin/ar"
export BAZEL_TOOLS_OVERRIDE="ar=${binutils.bintools}/bin/ar"
# crosstool used with cuda
./configure
runHook postConfigure
'';
# FIXME
NIX_LDFLAGS = lib.optionals cudaSupport [ "-lcublas" "-lcudnn" "-lcuda" "-lcudart" ];
hardeningDisable = [ "all" ];
bazelFlags = [
# temporary fixes to make the build work with bazel 0.27
"--incompatible_no_support_tools_in_action_inputs=false"
] ++ lib.optional sse42Support "--copt=-msse4.2"
++ lib.optional avx2Support "--copt=-mavx2"
++ lib.optional fmaSupport "--copt=-mfma";
bazelTarget = "//tensorflow/tools/pip_package:build_pip_package";
fetchAttrs = {
preInstall = ''
rm -rf $bazelOut/external/{bazel_tools,\@bazel_tools.marker,local_*,\@local_*}
'';
# cudaSupport causes fetch of ncclArchive, resulting in different hashes
sha256 = if cudaSupport then
"0q1pmw7fzn6l554ap576r48m0zgwb7n1ljhyy1p36708z94scdh4"
else
"14n26h2r4w7wd5sddy4w0s51s2qcwf276n3hvv2505iysa8wqlc3";
};
buildAttrs = {
preBuild = ''
patchShebangs .
# beautiful bash to iterate over files containing a string
# https://github.com/bazelbuild/bazel/issues/5915#issuecomment-505100422
# .. to make sure the output directory is covered
grep -lrZ '/usr/bin/ar\b' .. | while IFS="" read -r -d "" file; do
# patch /usr/bin/ar to the proper location
echo "File is $file"
sed -i \
-e 's,/usr/bin/ar\b,${binutils.bintools}/bin/ar,g' \
"$file"
done
# Tensorboard pulls in a bunch of dependencies, some of which may
# include security vulnerabilities. So we make it optional.
# https://github.com/tensorflow/tensorflow/issues/20280#issuecomment-400230560
sed -i '/tensorboard >=/d' tensorflow/tools/pip_package/setup.py
'';
# Could alternatively use --src instead of --dst to output the sources
# instead of a whee. Generating a wheel makes it easier to unify handling
# of source and binary build though.
installPhase = ''
# work around timestamp issues
# https://github.com/NixOS/nixpkgs/issues/270#issuecomment-467583872
export SOURCE_DATE_EPOCH=315532800
# bulid the wheel, then move it to $out (building directly to $out
# would actually put it into a *directory* called $out, but we want the
# file itself in $out)
bazel-bin/tensorflow/tools/pip_package/build_pip_package --dst $PWD/dist
mv dist/*.whl "$out"
'';
};
};
in buildPythonPackage rec {
inherit version pname;
src = bazel-wheel;
format = "wheel";
# Upstream has a pip hack that results in bin/tensorboard being in both tensorflow
# and the propagated input tensorflow-tensorboard, which causes environment collisions.
# Another possibility would be to have tensorboard only in the buildInputs
# https://github.com/tensorflow/tensorflow/blob/v1.7.1/tensorflow/tools/pip_package/setup.py#L79
postInstall = ''
rm $out/bin/tensorboard
'';
# tensorflow/tools/pip_package/setup.py
propagatedBuildInputs = [
absl-py
astor
gast
google-pasta
keras-applications
keras-preprocessing
numpy
six
protobuf
tensorflow-estimator
termcolor
wrapt
grpcio
] ++ lib.optionals (!isPy3k) [
mock
future # FIXME
] ++ lib.optionals (pythonOlder "3.4") [
backports_weakref enum34
] ++ lib.optionals withTensorboard [
tensorflow-tensorboard
];
# Actual tests are slow and impure.
# TODO try to run them anyway
# TODO better test (files in tensorflow/tools/ci_build/builds/*test)
checkPhase = ''
${python.interpreter} -c "import tensorflow"
'';
meta = with stdenv.lib; {
description = "Computation using data flow graphs for scalable machine learning";
homepage = http://tensorflow.org;
license = licenses.asl20;
maintainers = with maintainers; [ jyp abbradar ];
platforms = platforms.linux;
broken = !(xlaSupport -> cudaSupport);
};
}