{"id":7013,"date":"2023-01-13T00:07:58","date_gmt":"2023-01-12T16:07:58","guid":{"rendered":"https:\/\/vip.fxxkpython.com\/?p=7013"},"modified":"2023-01-13T00:07:58","modified_gmt":"2023-01-12T16:07:58","slug":"%e4%b8%8d%e8%a6%81%e8%bf%99%e6%a0%b7%e4%bd%bf%e7%94%a8-python%ef%bc%8c%e6%9c%89%e7%82%b9%e5%8d%b1%e9%99%a9","status":"publish","type":"post","link":"https:\/\/vip.fxxkpython.com\/?p=7013","title":{"rendered":"\u4e0d\u8981\u8fd9\u6837\u4f7f\u7528 Python\uff0c\u6709\u70b9\u5371\u9669"},"content":{"rendered":"\n

\u672c\u6587\u9605\u8bfb\u9700\u8981\u7ea6 4 \u5206\u949f<\/p>

 \u5c0f\u5e05b <\/a><\/p><\/blockquote>\n\n\n\n

Hi\uff0c\u6211\u662f\u5c0f\u5e05b\u3002<\/p>\n\n\n\n

\u200b\u4eca\u5929\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e2a\u5173\u4e8e\u4f7f\u7528 Python \u65f6\u4e0d\u592a\u4f1a\u6ce8\u610f\u5230\u7684\u5b89\u5168\u9690\u60a3\u3002<\/p>\n\n\n\n

Python \u7684\u4e00\u5927\u597d\u5904\u5728\u4e8e\uff0c\u4f60\u53ef\u4ee5\u5f88\u5bb9\u6613\u7684\u5f00\u59cb\u7f16\u5199\u811a\u672c\u2014\u2014\u53ea\u9700\u5c06\u4e00\u4e9b\u4ee3\u7801\u603c\u5230\u4e00\u4e2a .py \u6587\u4ef6\u4e2d\uff0c\u7136\u540e\u8fd0\u884c python my_file.py\u3002<\/p>\n\n\n\n

\u540c\u6837\u7684\uff0c\u6a21\u5757\u5316\u4e5f\u5f88\u5bb9\u6613\u4e0a\u624b\uff1a\u5c06 myfile.py \u62c6\u5206\u6210 myapp.py \u548c mylib.py\uff0c\u7136\u540e\u4f60\u53ef\u4ee5\u4ece myapp.py \u5bfc\u5165 my_lib\uff0c\u5e76\u5f00\u59cb\u5c06\u4f60\u7684\u4ee3\u7801\u7ec4\u7ec7\u6210\u6a21\u5757\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u4f7f\u5176\u8d77\u4f5c\u7528\u7684\u673a\u5236\u7ec6\u8282\u4f1a\u6709\u4e00\u4e9b\u4ee4\u4eba\u60ca\u8bb6\u7684\u5730\u65b9\uff0c\u6709\u65f6\u751a\u81f3\u662f\u975e\u5e38\u5173\u952e\u7684\u5b89\u5168\u540e\u679c\uff1a\u4f60\u4ece\u4e0d\u540c\u7684\u4f4d\u7f6e\u6267\u884c\u4ee3\u7801\u8d8a\u65b9\u4fbf\uff0c\u653b\u51fb\u8005\u6267\u884c\u4ee3\u7801\u7684\u673a\u4f1a\u4e5f\u5c31\u8d8a\u591a…<\/em><\/p>\n\n\n\n

Python \u9700\u8981\u4e00\u4e2a\u5b89\u5168\u7a7a\u95f4\u6765\u52a0\u8f7d\u4ee3\u7801<\/h1>\n\n\n\n

\u4ee5\u4e0b\u662f\u5173\u4e8e Python \u5b89\u5168\u7684\u4e09\u4e2a\u5173\u952e\u5047\u8bbe\uff1a<\/p>\n\n\n\n

1\uff0csys.path \u91cc\u7684\u6bcf\u4e2a\u8def\u5f84\u90fd\u662f\u4e00\u4e2a\u5b89\u5168\u7684\u4f4d\u7f6e\uff0c\u4ece\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u662f\u5b89\u5168\u7684\u3002 <\/p>

2\uff0c”main \u811a\u672c” \u6240\u5728\u7684\u76ee\u5f55\u603b\u662f\u5728 sys.path \u4e0a <\/p>

3\uff0c\u76f4\u63a5\u8fd0\u884c Python \u7684\u65f6\u5019\uff0c\u5f53\u524d\u76ee\u5f55\u4e3a\u5b89\u5168 main \u4f4d\u7f6e\uff0c\u5373\u4f7f\u8fd0\u884c Python \u65f6\u4f20\u5165 -c \u6216 -m\u3002<\/p><\/blockquote>\n\n\n\n

\u5982\u679c\u4f60\u6b63\u5728\u8fd0\u884c\u4e00\u4e2a\u5728\u4f60\u7535\u8111\u5df2\u7ecf\u6b63\u786e\u5b89\u88c5\u4e86\u7684 Python \u7a0b\u5e8f\u3002\u90a3\u4e48\u5728\u4f60\u7684 Python \u6216\u8005 virtualenv \u4e4b\u5916\uff0c\u552f\u4e00\u4f1a\u88ab\u81ea\u52a8\u6dfb\u52a0\u5230 sys.path \u4f4d\u7f6e\u7684\u662f\u53ef\u6267\u884c main \u6587\u4ef6\u6216\u811a\u672c\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n

\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u4f60\u7684 pip \u5b89\u88c5\u5728 \/usr\/bin \u4e0b\uff0c\u7136\u540e\u4f60\u8fd0\u884c pip, \u90a3\u4e48\u53ea\u6709 \/usr\/bin \u4f1a\u88ab\u6dfb\u52a0\u5230 sys.path\u3002\u5728 \/usr\/bin \u662f\u4e2a\u5b89\u5168\u7684\u5730\u65b9\uff0c\u4f60\u53ef\u4ee5\u5728\u8fd9\u91cc\u5199\u5165\u6587\u4ef6\u8ba9\u4f60\u7684\u7cfb\u7edf\u8fd0\u884c\u4e00\u4e9b\u4e1c\u897f\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u6709\u4e00\u4e2a\u65b0\u7684\u60ef\u4f8b\u662f\u6211\u4eec\u66f4\u503e\u5411\u4e8e\u4f7f\u7528 python -m pip<\/a>\uff0c\u4ee5\u907f\u514d\u5b89\u88c5\u4e1c\u897f\u5e26\u6765\u7684\u9519\u4e71\u95ee\u9898\u3002<\/p>\n\n\n\n

\u5047\u8bbe\u4f60\u4ece\u4e00\u4e2a\u975e PyPI \u7684\u7b2c\u4e09\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u4e00\u4e2a Python \u5305\u5230 Downloads \u6587\u4ef6\u5939\u4e0b\uff0c\u7531\u4e8e\u4f60\u4e60\u60ef\u4f7f\u7528 python -m pip\uff0c\u6240\u4ee5\u4f60\u4f1a\u8fd9\u4e48\u53bb\u5b89\u88c5\uff1a<\/p>\n\n\n\n

\"\"\/
\u82e5\u56fe\u7247\u65e0\u6cd5\u67e5\u770b\uff0c\u53ef\u4ee5\u516c\u4f17\u53f7\u641c\u7d22\u300c\u5b66\u4e60Python\u7684\u6b63\u786e\u59ff\u52bf\u300d\u67e5\u770b\u3002<\/figcaption><\/figure>\n\n\n\n

\u8fd9\u770b\u8d77\u6765\u4f3c\u4e4e\u662f\u4e00\u4ef6\u5408\u7406\u7684\u4e8b\uff0c\u4f46\u4f60\u4e0d\u77e5\u9053\u7684\u662f\uff0c\u4e24\u5468\u524d\u4f60\u8bbf\u95ee\u4e86\u4e00\u4e2a\u5e26\u6709 XSS Javascript \u7684\u7f51\u7ad9\uff0c\u5728\u5b83\u4e0a\u9762\u4e0b\u8f7d\u4e86\u4e00\u4e2a\u5e26\u6709\u6076\u610f\u7684 pip.py \u5230\u4f60\u7684 Downloads \u6587\u4ef6\u5939\u4e2d\u3002<\/p>\n\n\n\n

Boom\uff01\uff01\uff01\uff01<\/p>\n\n\n\n

\u8fd9\u662f\u653b\u51fb\u7684\u6f14\u793a\uff1a<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u4e5f\u8bb8\u4f60\u4f1a\u8bf4\uff0c\u6211\u4e0d\u628a\u5f53\u524d\u76ee\u5f55\u653e\u5230\u73af\u5883\u53d8\u91cf $PYTHONPATH \u4e0a\u4e0d\u5c31\u884c\u4e86\uff1f<\/p>\n\n\n\n

\u4e0d\u89c1\u5f97\u54e6\uff0c\u6211\u4eec\u6765\u6a21\u62df\u4e00\u4e2a\u6613\u53d7\u653b\u51fb\u7684 Python \u7a0b\u5e8f\uff1a<\/p>\n\n\n\n

\u9996\u5148\u6211\u4eec\u521b\u5efa\u4e24\u4e2a\u76ee\u5f55\uff0c\u5206\u522b\u662f installdir \u548c attackerdir:<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u5728 install_dir \u4e0b\u5199\u5165 tool.py:<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u63a5\u7740\u6211\u4eec\u8fdb\u5165 attackerdir\uff0c\u628a\u5e26\u6709\u6076\u610f\u811a\u672c\u653e\u8fdb\u53bb\uff0c\u5e76\u628a\u540d\u79f0\u6539\u4e3a tool.py \u4e2d\u5bfc\u5165\u7684\u6a21\u5757 optionextra:<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u6700\u540e\u6211\u4eec\u6765\u8fd0\u884c\u4e00\u4e0b tool.py:<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u60c5\u51b5\u90fd\u8fd8\u597d\u3002<\/p>\n\n\n\n

\u4f46\u8fd9\u91cc\u6709\u4e00\u4e2a\u5e38\u89c1\u7684\u9519\u8bef\uff0c\u5927\u591a\u6570\u90fd\u63a8\u8350\u50cf\u8fd9\u6837\u6dfb\u52a0 PYTHONPATH \uff1a<\/p>\n\n\n\n

export PYTHONPATH=”\/new\/useful\/stuff:$PYTHONPATH”;<\/p><\/blockquote>\n\n\n\n

\u8fd9\u6837\u7684\u7528\u6cd5\u4f1a\u6709\u7f3a\u9677\uff0c\u7b2c\u4e00\u6b21\u8c03\u7528\u65f6\uff0c\u5982\u679c $PYTHONPATH \u4e4b\u524d\u662f\u7a7a\u7684\u6216\u8005\u6ca1\u6709\u8bbe\u7f6e\uff0c\u8fd9\u65f6\u5c31\u4f1a\u5305\u542b\u4e00\u4e2a\u7a7a\u7684\u5b57\u7b26\u4e32\uff0c\u8fd9\u4e2a\u5b57\u7b26\u4e32\u89e3\u6790\u4e3a\u5f53\u524d\u76ee\u5f55\uff0c\u8ba9\u6211\u4eec\u8bd5\u8bd5\uff1a<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

Oh no\uff01\u4e3a\u4e86\u5b89\u5168\uff0c\u53ef\u4ee5\u628a $PYTHONPATH unset \u4e00\u4e0b\uff1a<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u8bbe\u7f6e PYTHONPATH \u662f\u8bbe\u7f6e Python \u73af\u5883\u7684\u5e38\u7528\u64cd\u4f5c\uff0c\u4e0d\u8fc7 virtualenvs \u53ef\u4ee5\u66f4\u597d\u7684\u6ee1\u8db3\u8fd9\u4e00\u9700\u6c42\u3002\u5f53\u7136\u5982\u679c\u4f60\u4e60\u60ef\u4f7f\u7528 PYTHONPATH\uff0c\u53ef\u4ee5\u8fd9\u6837\u64cd\u4f5c\uff1a<\/p>\n\n\n\n

export PYTHONPATH=”${PYTHONPATH:+${PYTHONPATH}:}newentry1″ <\/p>

export PYTHONPATH=”${PYTHONPATH:+${PYTHONPATH}:}newentry2″<\/p><\/blockquote>\n\n\n\n

\u7ed3\u679c\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n\n

$ echo “${PYTHONPATH}” newentry1:newentry2<\/p><\/blockquote>\n\n\n\n

\u8fd9\u6837\u5c31\u53ef\u4ee5\u4fdd\u8bc1 $PYTHONPATH \u7684\u5b89\u5168\u3002<\/p>\n\n\n\n

\u6700\u540e\uff0c\u5982\u679c\u4f60\u4ecd\u5728\u4f7f\u7528 $PYTHONPATH, \u8bf7\u786e\u4fdd\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u3002<\/p>\n\n\n\n

\u5728\u4efb\u4f55\u5730\u65b9\u8fd0\u884c Python ~\/Downloads\/anything.py\uff0c\u5b83\u4f1a\u5c06 Downloads \u8def\u5f84\u6dfb\u52a0\u5230 sys.path\uff0c\u4f7f\u7528 Jupyter Notebook \u4e5f\u662f\u4e00\u6837\uff0c\u8fd0\u884c jupyter notebook ~\/Downloads\/anything.ipynb \u4e5f\u4f1a\u5b58\u5728\u5b89\u5168\u9690\u60a3\u3002<\/p>\n\n\n\n

\u6240\u4ee5\u5728\u8fd0\u884c\u4e0b\u8f7d\u4e0b\u6765\u7684\u811a\u672c\u4e4b\u524d\uff0c\u6700\u597d\u4e0d\u8981\u5728 Downloads \u4e0b\u76f4\u63a5\u8fd0\u884c\u3002<\/p>\n\n\n\n

Downloads \u6587\u4ef6\u8def\u5f84\u5e76\u4e0d\u7279\u6b8a\uff0c\u5b83\u53ea\u662f\u4e00\u4e2a\u6709\u53ef\u80fd\u6f5c\u5165\u653b\u51fb\u8005\u9009\u62e9\u7684\u5730\u65b9\uff0c\u8981\u6ce8\u610f\u7684\u662f\u5176\u4ed6\u5730\u65b9\u662f\u5426\u4e5f\u662f\u5982\u6b64\u3002<\/p>\n\n\n\n

\u5982\u679c\u4f60\u4e00\u5b9a\u8981\u5728 Downloads \u4e0b\u8fd0\u884c Python\u3002<\/p>\n\n\n\n

\u8bf7\u4f7f\u7528\uff1a\/path\/to\/venv\/bin\/pip\u3002<\/p>\n\n\n\n

\u800c\u4e0d\u662f \/path\/to\/venv\/bin\/python -m pip\u3002<\/p>\n\n\n\n

\u6700\u597d\u662f\u907f\u514d\u5c06 ~\/Downloads \u4f5c\u4e3a\u4f60\u5f53\u524d\u7684\u5de5\u4f5c\u76ee\u5f55\uff0c\u5e76\u5728\u542f\u52a8\u524d\u5c06\u4f60\u7684\u811a\u672c\u79fb\u5230\u66f4\u9002\u5408\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n

\u4e86\u89e3 Python \u4ece\u54ea\u91cc\u83b7\u53d6\u5c06\u8981\u6267\u884c\u7684\u4ee3\u7801\u662f\u5f88\u91cd\u8981\u7684\uff0c\u7ed9\u522b\u4eba\u6267\u884c\u54ea\u6015\u4e00\u884c\u4efb\u610f Python \u4ee3\u7801\u7684\u80fd\u529b\uff0c\u5c31\u7b49\u540c\u4e8e\u4f60\u7ed9\u4ed6\u4eec\u5bf9\u4f60\u7535\u8111\u7684\u5b8c\u5168\u63a7\u5236\u6743\u3002<\/p>\n\n\n\n

\u7ffb\u81ea\uff1a<\/p>\n\n\n\n

https:\/\/glyph.twistedmatrix.com\/2020\/08\/never-run-python-in-your-downloads-folder.html<\/a><\/p>\n\n\n\n

\u63a8\u8350\u9605\u8bfb\uff1a<\/p>\n\n\n\n

\u52a0\u5165 VIP!<\/a><\/p>\n\n\n\n

\u522b\u518d pip install!<\/a><\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u5b66\u4e60Python\u7684\u6b63\u786e\u59ff\u52bf<\/strong>\u63a5\u4e0b\u6765\uff0c\u5c31\u662f\u5b66\u4e60 Python \u7684\u6b63\u786e\u59ff\u52bf\uff01\u516c\u4f17\u53f7<\/p>\n\n\n\n

\u8bb0\u5f97\u5c06\u6211\u7684\u516c\u4f17\u53f7\u8bbe\u4e3a\u2728\u661f\u6807\uff0c\u89c9\u5f97\u672c\u6587\u8fd8\u4e0d\u9519\u7684\u8bdd\u5c31\u6765\u4e2a\u4e09\u8fde\uff0c\u8c22\u5566\uff5e<\/p>\n\n\n\n

\u6211\u4eec\u4e0b\u56de\u89c1\uff0cpeace\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u9605\u8bfb\u9700\u8981\u7ea6 4 \u5206\u949f  \u5c0f\u5e05b  Hi\uff0c\u6211\u662f\u5c0f\u5e05b\u3002 \u200b\u4eca\u5929\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e2a\u5173\u4e8e\u4f7f\u7528 Python \u65f6\u4e0d\u592a\u4f1a\u6ce8\u610f\u5230\u7684\u5b89\u5168\u9690\u60a3\u3002 Python \u7684\u4e00\u5927\u597d\u5904\u5728\u4e8e\uff0c\u4f60\u53ef\u4ee5\u5f88\u5bb9\u6613\u7684\u5f00\u59cb\u7f16\u5199\u811a\u672c\u2014\u2014\u53ea\u9700\u5c06\u4e00\u4e9b\u4ee3\u7801\u603c\u5230\u4e00\u4e2a .py…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[303],"tags":[],"_links":{"self":[{"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/posts\/7013"}],"collection":[{"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7013"}],"version-history":[{"count":1,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/posts\/7013\/revisions"}],"predecessor-version":[{"id":7014,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=\/wp\/v2\/posts\/7013\/revisions\/7014"}],"wp:attachment":[{"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vip.fxxkpython.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}