mitmproxy 5.1.1 always crashed - django

I encountered mitmproxy crash issue with Windows 10 64-bit build 19041.207
Following are my crash logs
Mitmproxy: 5.1.1 build pypi_0 from pypi
Python: 3.7.6 from conda-forge
OpenSSL: 1.1.1g build he774522_0 from conda-forge
pyopenssl: 19.1.0 build py_1 from conda-forge
cryptography: 2.9.2 build pypi_0 from pypi
==================
D:\Dev\Anaconda3\envs\WXC_prj\python.exe D:/Dev/Anaconda3/envs/WXC_prj/src/main.py
2020-04-23 22:40:16.216 | INFO | web_server::32 - Gevent server mode
2020-04-23 22:40:19.039 | INFO | web_server::32 - Gevent server mode
`Proxy server listening at http://*:8080
192.168.1.17:58307: clientconnect
192.168.1.17:58309: clientconnect
192.168.1.17:58307: Traceback (most recent call last):
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\server.py", line 121, in handle root_layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\modes\http_proxy.py", line 9, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 285, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http1.py", line 83, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 190, in call if not self._process_flow(flow):
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 262, in _process_flow return self.handle_regular_connect(f)
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 208, in handle_regular_connect layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 278, in call self._establish_tls_with_client_and_server()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 358, in _establish_tls_with_client_and_server self._establish_tls_with_server()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 448, in _establish_tls_with_server **args
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\connections.py", line 292, in establish_tls self.convert_to_tls(cert=client_cert, sni=sni, **kwargs)
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\net\tcp.py", line 386, in convert_to_tls **sslctx_kwargs
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\net\tls.py", line 285, in create_client_context param = SSL._lib.SSL_CTX_get0_param(context._context)
AttributeError: module 'lib' has no attribute 'SSL_CTX_get0_param'
Traceback (most recent call last):
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\server.py", line 121, in handle root_layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\modes\http_proxy.py", line 9, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 285, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http1.py", line 83, in call layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 190, in call if not self._process_flow(flow):
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 262, in _process_flow return self.handle_regular_connect(f)
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\http.py", line 208, in handle_regular_connect layer()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 278, in call self._establish_tls_with_client_and_server()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 358, in _establish_tls_with_client_and_server self._establish_tls_with_server()
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\proxy\protocol\tls.py", line 448, in _establish_tls_with_server **args
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\connections.py", line 292, in establish_tls self.convert_to_tls(cert=client_cert, sni=sni, **kwargs)
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\net\tcp.py", line 386, in convert_to_tls **sslctx_kwargs
File "D:\Dev\Anaconda3\envs\WXC_prj\lib\site-packages\mitmproxy\net\tls.py", line 285, in create_client_context param = SSL._lib.SSL_CTX_get0_param(context._context)
AttributeError: module 'lib' has no attribute 'SSL_CTX_get0_param'`
mitmproxy has crashed!
Please lodge a bug report at: https://github.com/mitmproxy/mitmproxy

This looks like you are using an outdated version of the cryptography library.

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During migration of a CKAN instance from version 2.7.2 to 2.9 I'm facing the following error:
2022-03-11 14:11:28,312 INFO [ckan.cli] Using configuration file /etc/ckan/____/production.ini
2022-03-11 14:11:28,312 INFO [ckan.config.environment] Loading static files from public
2022-03-11 14:11:28,364 INFO [ckan.config.environment] Loading templates from /usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/templates
2022-03-11 14:11:28,581 INFO [ckan.config.environment] Loading templates from /usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/templates
Traceback (most recent call last):
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load_entry_point('ckan==2.9.5', 'console_scripts', 'ckan')()
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 829, in __call__
return self.main(*args, **kwargs)
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 782, in main
rv = self.invoke(ctx)
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 1259, in invoke
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 1259, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 1066, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/click/core.py", line 610, in invoke
return callback(*args, **kwargs)
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/cli/db.py", line 64, in upgrade
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/cli/db.py", line 122, in _run_migrations
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alembic_upgrade(self.alembic_config, version)
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/alembic/util/pyfiles.py", line 81, in load_python_file
module = load_module_py(module_id, path)
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/alembic/util/compat.py", line 135, in load_module_py
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/migration/env.py", line 80, in <module>
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/alembic/runtime/environment.py", line 836, in run_migrations
self.get_context().run_migrations(**kw)
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File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/migration/versions/001_103676e0a497_create_existing_tables.py", line 20, in upgrade
if skip_based_on_legacy_engine_version(op, __name__):
File "/usr/lib/ckan/____/local/lib/python2.7/site-packages/ckan-2.9.5-py2.7.egg/ckan/migration/__init__.py", line 22, in skip_based_on_legacy_engine_version
return int(version) >= int(filename.split(u'_', 1)[0])
ValueError: invalid literal for int() with base 10: 'None'
The skip_based_on_legacy_engine_version function is in this file from codebase. In this comparison int(version) >= int(filename.split(u'_', 1)[0]), the second returns 001, and the filename is the first of the versions folder.
I didn't get if the sqlalchemy migrate_version shoud maintain data stored in the Ckan database, couldn't find out.
The version should be setted on the alembic.ini file ?

TypeError in py36compat

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Traceback (most recent call last):
File "/home/guettli/descript/projects/descript_jugendhaus/.tox/py27-django14/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py", line 280, in <module>
main()
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json_out['return_val'] = hook(**hook_input['kwargs'])
File "/home/guettli/descript/projects/descript_jugendhaus/.tox/py27-django14/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py", line 133, in prepare_metadata_for_build_wheel
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File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 243, in run_setup
self).run_setup(setup_script=setup_script)
File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 142, in run_setup
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distclass=BinaryDistribution,
File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/__init__.py", line 162, in setup
return distutils.core.setup(**attrs)
File "/usr/lib/python2.7/distutils/core.py", line 151, in setup
dist.run_commands()
File "/usr/lib/python2.7/distutils/dist.py", line 953, in run_commands
self.run_command(cmd)
File "/usr/lib/python2.7/distutils/dist.py", line 972, in run_command
cmd_obj.run()
File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/command/dist_info.py", line 31, in run
egg_info.run()
File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/command/egg_info.py", line 296, in run
self.find_sources()
File "/tmp/pip-build-env-sy2MSY/overlay/lib/python2.7/site-packages/setuptools/command/egg_info.py", line 303, in find_sources
mm.run()
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sdist.add_defaults(self)
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return super().has_ext_modules() or 'SETUPPY_ALLOW_PURE' not in os.environ
TypeError: super() takes at least 1 argument (0 given)
What could be the root-cause?
I found a solution.
If I disable the python-hunter library it works.
I guess python-hunter is not compatible with Python2.7 any more.
That's fine for my use case. I this case I can remove the library (although it is a great tracing library).

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C:\Windows\system32>
C:\Python27\python.exeC:\Python27\Scripts\MH_Download3.py
Traceback (most recent call last):
File "C:\Python27\Scripts\MH_Download3.py", line 111, in <module>
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Error output:
Traceback (most recent call last):
File "/usr/bin/py.test", line 9, in <module>
load_entry_point('pytest==2.7.0', 'console_scripts', 'py.test-2.7')()
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config = _prepareconfig(args, plugins)
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firstresult=self.firstresult).execute()
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kwargs=kwargs, firstresult=True).execute()
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res = method(*args)
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#pytest.hookspec(firstresult=True)
AttributeError: 'module' object has no attribute 'hookspec'
#pytest.hookspec was introduced in pytest 2.8, so you'd need to upgrade pytest, or downgrade pytest-bdd to 2.16.1. (Whoops, I was the one who broke 2.7 compatibility)

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Traceback (most recent call last):
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File "build/bdist.macosx-10.9-intel/egg/setuptools/command/easy_install.py", line 2244, in main
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/core.py", line 152, in setup
dist.run_commands()
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self.run_command(cmd)
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File "build/bdist.macosx-10.9-intel/egg/setuptools/command/easy_install.py", line 623, in easy_install
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File "build/bdist.macosx-10.9-intel/egg/setuptools/sandbox.py", line 240, in run_setup
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_setup_distribution = dist = klass(attrs)
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File "build/bdist.macosx-10.9-intel/egg/setuptools/command/easy_install.py", line 1052, in run_setup
File "build/bdist.macosx-10.9-intel/egg/setuptools/sandbox.py", line 240, in run_setup
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/contextlib.py", line 35, in __exit__
self.gen.throw(type, value, traceback)
File "build/bdist.macosx-10.9-intel/egg/setuptools/sandbox.py", line 193, in setup_context
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/contextlib.py", line 35, in __exit__
self.gen.throw(type, value, traceback)
File "build/bdist.macosx-10.9-intel/egg/setuptools/sandbox.py", line 164, in save_modules
File "build/bdist.macosx-10.9-intel/egg/setuptools/sandbox.py", line 138, in resume
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pickle.py", line 1382, in loads
return Unpickler(file).load()
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pickle.py", line 858, in load
dispatch[key](self)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pickle.py", line 1133, in load_reduce
value = func(*args)
TypeError: __init__() takes at least 3 arguments (1 given)
I have Python 2.7 as default.
From the look of it, you're using the default Python that is shipped with Mavericks, which comes with a compiled PyObjC library. I recently upgraded to Yosemite but you should be able to import PyObjC and find the path like this:
Python 2.7.6 (default, Sep 9 2014, 15:04:36)
[GCC 4.2.1 Compatible Apple LLVM 6.0 (clang-600.0.39)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import objc
>>> objc.__path__
['/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/PyObjC/objc']
My best guess is that the error you're seeing is a conflict between the newest PyObjC and the Pickle version that is installed under Mavericks.