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build_python.sh
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build_python.sh
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#!/bin/bash
# Copyright 2015 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -ex
# change to grpc repo root
cd "$(dirname "$0")/../../.."
##########################
# Portability operations #
##########################
PLATFORM=$(uname -s)
function is_msys() {
if [ "${PLATFORM/MSYS}" != "$PLATFORM" ]; then
echo true
else
exit 1
fi
}
function is_mingw() {
if [ "${PLATFORM/MINGW}" != "$PLATFORM" ]; then
echo true
else
exit 1
fi
}
function is_darwin() {
if [ "${PLATFORM/Darwin}" != "$PLATFORM" ]; then
echo true
else
exit 1
fi
}
function is_linux() {
if [ "${PLATFORM/Linux}" != "$PLATFORM" ]; then
echo true
else
exit 1
fi
}
function inside_venv() {
if [[ -n "${VIRTUAL_ENV}" ]]; then
echo true
fi
}
# Associated virtual environment name for the given python command.
function venv() {
$1 -c "import sys; print('py{}{}'.format(*sys.version_info[:2]))"
}
# Path to python executable within a virtual environment depending on the
# system.
function venv_relative_python() {
if [ "$(is_mingw)" ]; then
echo 'Scripts/python.exe'
else
echo 'bin/python'
fi
}
# Distutils toolchain to use depending on the system.
function toolchain() {
if [ "$(is_mingw)" ]; then
echo 'mingw32'
else
echo 'unix'
fi
}
####################
# Script Arguments #
####################
PYTHON=${1:-python2.7}
VENV=${2:-$(venv "$PYTHON")}
VENV_RELATIVE_PYTHON=${3:-$(venv_relative_python)}
TOOLCHAIN=${4:-$(toolchain)}
if [ "$(is_msys)" ]; then
echo "MSYS doesn't directly provide the right compiler(s);"
echo "switch to a MinGW shell."
exit 1
fi
ROOT=$(pwd)
export CFLAGS="-I$ROOT/include -fno-wrapv $CFLAGS"
export GRPC_PYTHON_BUILD_WITH_CYTHON=1
export LANG=en_US.UTF-8
# Allow build_ext to build C/C++ files in parallel
# by enabling a monkeypatch. It speeds up the build a lot.
DEFAULT_PARALLEL_JOBS=$(nproc) || DEFAULT_PARALLEL_JOBS=4
export GRPC_PYTHON_BUILD_EXT_COMPILER_JOBS=${GRPC_PYTHON_BUILD_EXT_COMPILER_JOBS:-$DEFAULT_PARALLEL_JOBS}
# activate ccache if desired
# shellcheck disable=SC1091
source tools/internal_ci/helper_scripts/prepare_ccache_symlinks_rc
############################
# Perform build operations #
############################
if [[ "$(inside_venv)" ]]; then
VENV_PYTHON="$PYTHON"
else
# Instantiate the virtualenv from the Python version passed in.
$PYTHON -m pip install --user virtualenv==20.0.23
$PYTHON -m virtualenv "$VENV"
VENV_PYTHON="$(pwd)/$VENV/$VENV_RELATIVE_PYTHON"
fi
# On library/version/platforms combo that do not have a binary
# published, we may end up building a dependency from source. In that
# case, several of our build environment variables may disrupt the
# third-party build process. This function pipes through only the
# minimal environment necessary.
pip_install() {
/usr/bin/env -i PATH="$PATH" "$VENV_PYTHON" -m pip install "$@"
}
# Pin setuptools to < 60.0.0 to restore the distutil installation, see:
# https://github.com/pypa/setuptools/pull/2896
export SETUPTOOLS_USE_DISTUTILS=stdlib
pip_install --upgrade pip==21.3.1
pip_install --upgrade setuptools==59.6.0
# pip-installs the directory specified. Used because on MSYS the vanilla Windows
# Python gets confused when parsing paths.
pip_install_dir() {
PWD=$(pwd)
cd "$1"
($VENV_PYTHON setup.py build_ext -c "$TOOLCHAIN" || true)
$VENV_PYTHON -m pip install --no-deps .
cd "$PWD"
}
pip_install_dir_and_deps() {
PWD=$(pwd)
cd "$1"
($VENV_PYTHON setup.py build_ext -c "$TOOLCHAIN" || true)
$VENV_PYTHON -m pip install .
cd "$PWD"
}
pip_install -U gevent
pip_install --upgrade cython
pip_install --upgrade six protobuf>=4.21.3
if [ "$("$VENV_PYTHON" -c "import sys; print(sys.version_info[0])")" == "2" ]
then
pip_install --upgrade futures enum34
fi
pip_install_dir "$ROOT"
$VENV_PYTHON "$ROOT/tools/distrib/python/make_grpcio_tools.py"
pip_install_dir_and_deps "$ROOT/tools/distrib/python/grpcio_tools"
# Build/install Channelz
$VENV_PYTHON "$ROOT/src/python/grpcio_channelz/setup.py" preprocess
$VENV_PYTHON "$ROOT/src/python/grpcio_channelz/setup.py" build_package_protos
pip_install_dir "$ROOT/src/python/grpcio_channelz"
# Build/install health checking
$VENV_PYTHON "$ROOT/src/python/grpcio_health_checking/setup.py" preprocess
$VENV_PYTHON "$ROOT/src/python/grpcio_health_checking/setup.py" build_package_protos
pip_install_dir "$ROOT/src/python/grpcio_health_checking"
# Build/install reflection
$VENV_PYTHON "$ROOT/src/python/grpcio_reflection/setup.py" preprocess
$VENV_PYTHON "$ROOT/src/python/grpcio_reflection/setup.py" build_package_protos
pip_install_dir "$ROOT/src/python/grpcio_reflection"
# Build/install status proto mapping
$VENV_PYTHON "$ROOT/src/python/grpcio_status/setup.py" preprocess
$VENV_PYTHON "$ROOT/src/python/grpcio_status/setup.py" build_package_protos
pip_install_dir "$ROOT/src/python/grpcio_status"
# Build/install csds
pip_install_dir "$ROOT/src/python/grpcio_csds"
# Build/install admin
pip_install_dir "$ROOT/src/python/grpcio_admin"
# Install testing
pip_install_dir "$ROOT/src/python/grpcio_testing"
# Build/install tests
pip_install coverage==4.4 oauth2client==4.1.0 \
google-auth>=1.17.2 requests==2.14.2 \
googleapis-common-protos>=1.5.5 rsa==4.0
$VENV_PYTHON "$ROOT/src/python/grpcio_tests/setup.py" preprocess
$VENV_PYTHON "$ROOT/src/python/grpcio_tests/setup.py" build_package_protos
pip_install_dir "$ROOT/src/python/grpcio_tests"