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from setuptools import setup, Distribution
from setuptools.command.install import install
from setuptools.command.build_ext import build_ext
from setuptools.extension import Extension
import sys
import subprocess
import os
import glob
import shutil
import re
from ctypes import cdll
_NAME = 'cryptoauthlib'
_DESCRIPTION = 'Python Wrapper Library for Microchip Security Products'
_AUTHOR = 'Microchip Technology Inc'
_AUTHOR_EMAIL = 'support@microchip.com'
_LICENSE = 'Other'
_VERSION = ""
_URL = 'https://github.com/MicrochipTech/cryptoauthlib'
_DOWNLOAD_URL = '%s/archive/%s.tar.gz' % (_URL, _VERSION)
_CLASSIFIERS = [
'Development Status :: 4 - Beta',
'License :: Other/Proprietary License',
'Intended Audience :: Developers',
'Programming Language :: Python',
'Programming Language :: Python :: 2',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3',
'Operating System :: OS Independent',
]
_PROJECT_URLS = {
'Documentation': '%s/wiki/python' % _URL,
'Source': _URL,
'Tracker': '%s/issues' % _URL,
}
# Include the compiled library in the resulting distribution
_PACKAGE_DATA = {'cryptoauth_signatures': ['cryptoauth.json']}
if sys.platform == 'win32':
_PACKAGE_DATA['libcryptoauth'] = ['cryptoauth.dll']
#elif sys.platform is 'darwin':
else:
_PACKAGE_DATA['libcryptoauth'] = ['libcryptoauth.so']
# See if this is being built from an sdist structure
if os.path.exists('lib') and os.path.exists('third_party'):
_sdist_build = True
else:
_sdist_build = False
#python 2 compatibility
try:
FileNotFoundError
except NameError:
FileNotFoundError = IOError
# See if the library is already installed
try:
lib = cdll.LoadLibrary('libcryptoauth.so')
# Test to ensure it has the required features to support the
# python wrapper. It may change later to a version check
assert 0 != lib.ATCAIfaceCfg_size
_EXTENSIONS = None
except:
_EXTENSIONS = [Extension('cryptoauthlib', sources=[])]
# Try to load the version
try:
_VERSION = open('VERSION', 'r').read().strip()
except FileNotFoundError:
with open('lib/atca_version.h' if _sdist_build else '../lib/atca_version.h', 'r') as f:
m = re.search(r'ATCA_LIBRARY_VERSION_DATE\s+\"([0-9]+)\"', f.read(), re.M)
_VERSION = m.groups()[0]
def copy_udev_rules(target):
if _sdist_build:
rules = 'lib/hal/90-cryptohid.rules'
else:
rules = '../lib/hal/90-cryptohid.rules'
if not os.path.exists(target):
raise FileNotFoundError
if not os.path.exists(target + os.path.sep + os.path.basename(rules)):
shutil.copy(rules, target)
def install_udev_rules():
if sys.platform.startswith('linux'):
try:
copy_udev_rules('/etc/udev/rules.d')
except PermissionError:
print('Unable to write udev rules. Rerun install as sudo or install rules manually')
except:
print('Unable to install udev rules. See readme to manually install')
def load_readme():
with open('README.md', 'r') as f:
read_me = f.read()
return read_me
class CryptoAuthCommandBuildExt(build_ext):
def build_extension(self, ext):
# Suppress cmake output
devnull = open(os.devnull, 'r+b')
nousb = bool(os.environ.get('CRYPTOAUTHLIB_NOUSB', False))
cmake_gen = os.environ.get('CMAKE_GEN', None)
# Check if CMAKE is installed
try:
subprocess.check_call(['cmake', '--version'], stdin=devnull, stdout=devnull, stderr=devnull, shell=False)
except OSError as e:
print("CMAKE must be installed on the system for this module to build the required extension e.g. 'apt-get install cmake' or 'yum install cmake'")
raise e
extdir = os.path.abspath(
os.path.dirname(self.get_ext_fullpath(ext.name)) + os.path.sep + _NAME)
setupdir = os.path.dirname(os.path.abspath(__file__)) + os.path.sep
cmakelist_path = os.path.abspath(setupdir + 'lib' if _sdist_build else '../lib')
if not sys.platform.startswith('linux'):
cfg = 'Debug' if self.debug else 'Release'
build_args = ['--config', cfg]
else:
build_args = []
cmake_args = ['-DATCA_HAL_KIT_BRIDGE=ON', '-DATCA_HAL_KIT_UART=ON',
'-DATCA_ATSHA206A_SUPPORT=ON',
'-DATCA_TNGTLS_SUPPORT=ON', '-DATCA_TFLEX_SUPPORT=ON',
'-DATCA_TNGLORA_SUPPORT=ON', '-DATCA_TNG_LEGACY_SUPPORT=ON',
'-DATCA_USE_ATCAB_FUNCTIONS=ON', '-DATCACERT_COMPCERT_EN=ON']
if os.path.exists('../lib/talib' if not _sdist_build else 'lib/talib'):
cmake_args += ['-DATCA_TA100_SUPPORT=ON', '-DATCA_TA101_SUPPORT=ON']
cmake_args += ['-DATCA_WOLFSSL=ON', '-DATCACERT_INTEGRATION_EN=OFF']
if not nousb:
cmake_args += ['-DATCA_HAL_KIT_HID=ON']
if 'win32' == sys.platform:
cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_%s=' % cfg.upper() + extdir,
'-DCMAKE_RUNTIME_OUTPUT_DIRECTORY_%s=' % cfg.upper() + extdir]
if cmake_gen is not None:
cmake_args += ['-G', cmake_gen]
elif sys.maxsize > 2**32:
cmake_args += ['-A', 'x64']
else:
cmake_args += ['-A', 'win32']
else:
cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir]
if sys.platform.startswith('linux'):
cmake_args += ['-DATCA_HAL_I2C=ON', '-DATCA_HAL_SPI=ON']
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
# Configure the library
try:
subprocess.check_output(['cmake', cmakelist_path] + cmake_args, cwd=os.path.abspath(self.build_temp), stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as e:
msg = e.output.decode('utf-8')
if 'usb' in msg:
msg += '\n\n USB libraries or headers were not located. If USB support is\n' \
' not required it can be disabled by setting the environment\n' \
' variable CRYPTOAUTHLIB_NOUSB to true before trying to install\n' \
' this package: \n\n' \
' $ export CRYPTOAUTHLIB_NOUSB=True\n\n' \
' Run setup.py clean before trying install again or use the pip \n' \
' option --no-cache-dir\n'
raise RuntimeError(msg)
# Build the library
try:
subprocess.check_output(['cmake', '--build', '.'] + build_args, cwd=os.path.abspath(self.build_temp), stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as e:
if sys.version_info[0] <= 2:
raise RuntimeError(e.output) # Python 2 doesn't handle unicode exceptions
else:
raise RuntimeError(e.output.decode('utf-8'))
class CryptoAuthCommandInstall(install):
def run(self):
self.do_egg_install()
install_udev_rules()
class BinaryDistribution(Distribution):
def has_ext_modules(self):
return (_EXTENSIONS is not None)
# Setuptools has some weird behavior when the install command class is extended
# but only affects bdist_* invocations which only applies to macos and windows
# and the extension is only required for linux
_COMMANDS = { 'build_ext': CryptoAuthCommandBuildExt }
#if sys.platform.startswith('linux'):
# _COMMANDS['install'] = CryptoAuthCommandInstall
if __name__ == '__main__':
setup(
name=_NAME,
packages=[_NAME],
version=_VERSION,
description=_DESCRIPTION,
long_description=load_readme(),
long_description_content_type='text/markdown',
url=_URL,
author=_AUTHOR,
author_email=_AUTHOR_EMAIL,
download_url=_DOWNLOAD_URL,
keywords='Microchip ATECC508A ATECC608 ECDSA ECDH',
project_urls=_PROJECT_URLS,
license=_LICENSE,
classifiers=_CLASSIFIERS,
package_data=_PACKAGE_DATA,
include_package_data=True,
distclass=BinaryDistribution,
cmdclass=_COMMANDS,
setup_requires=['setuptools>=38.6.0', 'wheel'],
install_requires=['enum34;python_version<"3.4"'],
ext_modules=_EXTENSIONS,
python_requires='>=3.8.0',
zip_safe=False
)
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