python2 和 OpenSSL 不能在 Kali 上一起運行 - 如何修復?

python2 和 OpenSSL 不能在 Kali 上一起運行 - 如何修復?

我有一個 Kali Linux 發行版,它是 amd64 上的 Kali GNU/Linux Rolling(目前版本 2017.3)。我會定期更新它,並且不會幹擾系統檔案或套件管理。然而,不久前 python2 和 OpenSSL 不再一起使用。一開始很奇怪,但現在卻成了一個大麻煩。例如,像這樣的簡單呼叫會失敗:

# pip
/usr/lib/python2.7/dist-packages/cffi/model.py:532: UserWarning: 'point_conversion_form_t' has no values explicitly defined; guessing that it is equivalent to 'unsigned int'
  % self._get_c_name())
Traceback (most recent call last):
  File "/usr/bin/pip", line 9, in <module>
    from pip import main
  File "/usr/lib/python2.7/dist-packages/pip/__init__.py", line 21, in <module>
    from pip._vendor.requests.packages.urllib3.exceptions import DependencyWarning
  File "/usr/lib/python2.7/dist-packages/pip/_vendor/__init__.py", line 64, in <module>
    vendored("cachecontrol")
  File "/usr/lib/python2.7/dist-packages/pip/_vendor/__init__.py", line 36, in vendored
    __import__(modulename, globals(), locals(), level=0)
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/__init__.py", line 9, in <module>
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/wrapper.py", line 1, in <module>
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/adapter.py", line 4, in <module>
  File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/__init__.py", line 52, in <module>
  File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/packages/__init__.py", line 59, in <module>
  File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/packages/__init__.py", line 32, in vendored
  File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/contrib/pyopenssl.py", line 47, in <module>
  File "/usr/lib/python2.7/dist-packages/OpenSSL/__init__.py", line 8, in <module>
    from OpenSSL import rand, crypto, SSL
  File "/usr/lib/python2.7/dist-packages/OpenSSL/SSL.py", line 112, in <module>
    if _lib.Cryptography_HAS_SSL_ST:
AttributeError: 'FFILibrary' object has no attribute 'Cryptography_HAS_SSL_ST'

仔細篩選各種搜尋引擎結果,我發現這似乎是一個已知的不相容問題,但顯然沒有切實可行的解決方案。讓我困惑的是,在積極維護的發行版中怎麼會發生這種情況? (事實上,同樣設定的同事不會有這個問題。)

有沒有一種簡單的方法可以修復/修復此問題而無需重新安裝整個發行版?

安裝的版本是 python/kali-rolling 2.7.14-1、python-openssl/kali-rolling 16.2.0-1 和 python-cffi/kali-rolling 1.9.1-2。

答案1

我假設您已經pip從發行版儲存庫安裝了?

如果是這樣,只需刪除當前版本pip並安裝它取得 pip.py

curl -o ./get-pip.py https://bootstrap.pypa.io/get-pip.py
python3 ./get-pip.py
python2 ./get-pip.py

這應該會提取所有適當的依賴項,並且您pip將再次開始工作。

答案2

罪魁禍首/usr/lib/python2.7/dist-packages是東西 - 感謝 strace。刪除它解決了這個問題。

經驗教訓:對需要非標準套件的程式使用虛擬環境。

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