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# 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.
import os
import sys
from setuptools.command.build_ext import build_ext
try:
from setuptools.errors import CCompilerError, ExecError, PlatformError
except ImportError: # Needed for setuptools < 59.0
from distutils.errors import CCompilerError
from distutils.errors import DistutilsExecError as ExecError
from distutils.errors import DistutilsPlatformError as PlatformError
import setuptools
VERSION = "unknown"
try:
# Try to set the version from the generated ovs/version.py
exec(open("ovs/version.py").read())
except IOError:
print("Ensure version.py is created by running make python/ovs/version.py",
file=sys.stderr)
sys.exit(-1)
try:
# Try to open generated ovs/dirs.py. However, in this case we
# don't need to exec()
open("ovs/dirs.py")
except IOError:
print("Ensure dirs.py is created by running make python/ovs/dirs.py",
file=sys.stderr)
sys.exit(-1)
ext_errors = (CCompilerError, ExecError, PlatformError)
if sys.platform == 'win32':
ext_errors += (IOError, ValueError)
class BuildFailed(Exception):
pass
class try_build_ext(build_ext):
# This class allows C extension building to fail
# NOTE: build_ext is not a new-style class
def run(self):
try:
build_ext.run(self)
except PlatformError:
raise BuildFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except ext_errors:
raise BuildFailed()
# Allow caller of setup.py to pass in libopenvswitch.a as an object for linking
# plus all the dependencies through the use of 'extra_cflags' and 'extra_libs'
# environment variables when not building a shared openvswitch library.
if os.environ.get('enable_shared', '') == 'no':
libraries = []
else:
libraries = ['openvswitch']
extra_cflags = os.environ.get('extra_cflags', '').split()
extra_libs = os.environ.get('extra_libs', '').split()
setup_args = dict(
name='ovs',
description='Open vSwitch library',
version=VERSION,
url='http://www.openvswitch.org/',
author='Open vSwitch',
author_email='dev@openvswitch.org',
packages=['ovs', 'ovs.compat', 'ovs.compat.sortedcontainers',
'ovs.db', 'ovs.unixctl', 'ovs.flow'],
keywords=['openvswitch', 'ovs', 'OVSDB'],
license='Apache 2.0',
classifiers=[
'Development Status :: 5 - Production/Stable',
'Topic :: Database :: Front-Ends',
'Topic :: Software Development :: Libraries :: Python Modules',
'Topic :: System :: Networking',
'License :: OSI Approved :: Apache Software License',
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.4',
'Programming Language :: Python :: 3.5',
],
ext_modules=[setuptools.Extension("ovs._json",
sources=["ovs/_json.c"],
libraries=libraries,
extra_compile_args=extra_cflags,
extra_link_args=extra_libs)],
cmdclass={'build_ext': try_build_ext},
install_requires=['sortedcontainers'],
extras_require={':sys_platform == "win32"': ['pywin32 >= 1.0'],
'flow': ['netaddr', 'pyparsing']},
)
try:
setuptools.setup(**setup_args)
except BuildFailed:
BUILD_EXT_WARNING = ("WARNING: The C extension could not be compiled, "
"speedups are not enabled.")
print("*" * 75)
print(BUILD_EXT_WARNING)
print("Failure information, if any, is above.")
print("Retrying the build without the C extension.")
print("*" * 75)
del setup_args['cmdclass']
del setup_args['ext_modules']
setuptools.setup(**setup_args)
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