diff options
Diffstat (limited to 'setup.py')
| -rw-r--r-- | setup.py | 52 |
1 files changed, 43 insertions, 9 deletions
@@ -10,31 +10,61 @@ # implied. # See the License for the specific language governing permissions and # limitations under the License. +import os +from distutils.command.build import build + from setuptools import setup, find_packages +base_dir = os.path.dirname(__file__) + about = {} -with open("cryptography/__about__.py") as fp: - exec(fp.read(), about) +with open(os.path.join(base_dir, "cryptography", "__about__.py")) as f: + exec(f.read(), about) -CFFI_DEPENDENCY = "cffi>=0.6" +CFFI_DEPENDENCY = "cffi>=0.8" SIX_DEPENDENCY = "six>=1.4.1" -install_requires = [ +requirements = [ CFFI_DEPENDENCY, SIX_DEPENDENCY ] -setup_requires = [ - CFFI_DEPENDENCY, -] + +class cffi_build(build): + """ + This class exists, instead of just providing ``ext_modules=[...]`` directly + in ``setup()`` because importing cryptography requires we have several + packages installed first. + + By doing the imports here we ensure that packages listed in + ``setup_requires`` are already installed. + """ + + def finalize_options(self): + from cryptography.hazmat.bindings.openssl.binding import Binding + from cryptography.hazmat.primitives import constant_time, padding + + self.distribution.ext_modules = [ + Binding().ffi.verifier.get_extension(), + constant_time._ffi.verifier.get_extension(), + padding._ffi.verifier.get_extension() + ] + + build.finalize_options(self) + + +with open(os.path.join(base_dir, "README.rst")) as f: + long_description = f.read() + setup( name=about["__title__"], version=about["__version__"], description=about["__summary__"], + long_description=long_description, license=about["__license__"], url=about["__uri__"], @@ -65,9 +95,13 @@ setup( packages=find_packages(exclude=["tests", "tests.*"]), - install_requires=install_requires, - setup_requires=setup_requires, + install_requires=requirements, + setup_requires=requirements, # for cffi zip_safe=False, + ext_package="cryptography", + cmdclass={ + "build": cffi_build, + } ) |