# Taken from the latest pyinstaller master on 2016-11-27 (0729a2b).
# flake8: noqa
#-----------------------------------------------------------------------------
# Copyright (c) 2005-2016, PyInstaller Development Team.
#
# Distributed under the terms of the GNU General Public License with exception
# for distributing bootloader.
#
# The full license is in the file COPYING.txt, distributed with this software.
#-----------------------------------------------------------------------------
"""
Hook for cryptography module from the Python Cryptography Authority.
"""
import os.path
import glob
from PyInstaller.compat import EXTENSION_SUFFIXES
from PyInstaller.utils.hooks import collect_submodules, get_module_file_attribute
from PyInstaller.utils.hooks import copy_metadata
# get the package data so we can load the backends
datas = copy_metadata('cryptography')
# Add the backends as hidden imports
hiddenimports = collect_submodules('cryptography.hazmat.backends')
# Add the OpenSSL FFI binding modules as hidden imports
hiddenimports += collect_submodules('cryptography.hazmat.bindings.openssl') + ['_cffi_backend']
# Include the cffi extensions as binaries in a subfolder named like the package.
# The cffi verifier expects to find them inside the package directory for
# the main module. We cannot use hiddenimports because that would add the modules
# outside the package.
binaries = []
cryptography_dir = os.path.dirname(get_module_file_attribute('cryptography'))
for ext in EXTENSION_SUFFIXES:
ffimods = glob.glob(os.path.join(cryptography_dir, '*_cffi_*%s*' % ext))
for f in ffimods:
binaries.append((f, 'cryptography'))
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