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Search for multiple libssl versions on macOS 10.15

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This commit is contained in:
Pascal Jürgens 2020-01-17 12:05:07 +01:00
parent 58614e1570
commit b77109424f
1 changed files with 13 additions and 5 deletions
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18
telethon/crypto/libssl.py
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@ -17,13 +17,21 @@ __log__ = logging.getLogger(__name__)
def _find_ssl_lib():
lib = ctypes.util.find_library('ssl')
# macOS catalina traps the use of unversioned crypto libraries.
# We therefore add the current stable version here
# macOS 10.15 segfaults on unversioned crypto libraries.
# We therefore pin the current stable version here
# Credit for fix goes to Sarah Harvey (@worldwise001)
# https://www.shh.sh/2020/01/04/python-abort-trap-6.html
if sys.platform == 'darwin' and platform.mac_ver()[0].startswith('10.15') and lib.endswith('libssl.dylib'):
# libssl.44.dylib is in libressl-2.6 which has a OpenSSL 1.0.1-compatible API
lib = lib.replace('libssl.dylib', 'libssl.44.dylib')
if sys.platform == 'darwin':
_, major, minor = platform.mac_ver()[0].split('.')
# macOS 10.14 "mojave" is the last known major release
# to support unversioned libssl.dylib. Anything above
# needs specific versions
if int(major) > 14:
lib = (
ctypes.util.find_library('libssl.46') or
ctypes.util.find_library('libssl.44') or
ctypes.util.find_library('libssl.42')
)
if not lib:
raise OSError('no library called "ssl" found')