{"id":13153,"date":"2024-11-15T15:55:40","date_gmt":"2024-11-15T07:55:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/13153\/"},"modified":"2024-11-15T15:55:40","modified_gmt":"2024-11-15T07:55:40","slug":"%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87docker%e9%85%8d%e7%bd%ae%e5%ae%b9%e5%99%a8%e7%9a%84%e7%94%a8%e6%88%b7%e6%9d%83%e9%99%90%e7%ae%a1%e7%90%86%e5%a2%9e%e5%bc%ba%e5%ae%89%e5%85%a8%e6%80%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/13153\/","title":{"rendered":"\u5982\u4f55\u901a\u8fc7Docker\u914d\u7f6e\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u589e\u5f3a\u5b89\u5168\u6027\uff1f"},"content":{"rendered":"

\u5982\u4f55\u901a\u8fc7Docker\u914d\u7f6e\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u589e\u5f3a\u5b89\u5168\u6027\uff1f<\/h1>\n

\u5728\u73b0\u4ee3\u8f6f\u4ef6\u5f00\u53d1\u4e2d\uff0cDocker\u5df2\u6210\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5c06\u5e94\u7528\u7a0b\u5e8f\u53ca\u5176\u4f9d\u8d56\u9879\u6253\u5305\u5230\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u5bb9\u5668\u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u9ad8\u6548\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u3002\u7136\u800c\uff0c\u968f\u7740\u5bb9\u5668\u5316\u6280\u672f\u7684\u666e\u53ca\uff0c\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u65e5\u76ca\u51f8\u663e\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7Docker\u914d\u7f6e\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u6765\u589e\u5f3a\u5b89\u5168\u6027\u3002<\/p>\n

\u7406\u89e3Docker\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406<\/h2>\n

Docker\u5bb9\u5668\u9ed8\u8ba4\u4ee5root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5b89\u5168\u9690\u60a3\u3002\u5982\u679c\u5bb9\u5668\u88ab\u653b\u7834\uff0c\u653b\u51fb\u8005\u5c06\u83b7\u5f97root\u6743\u9650\uff0c\u4ece\u800c\u5bf9\u5bbf\u4e3b\u673a\u548c\u5176\u4ed6\u5bb9\u5668\u9020\u6210\u5a01\u80c1\u3002\u56e0\u6b64\uff0c\u5408\u7406\u914d\u7f6e\u7528\u6237\u6743\u9650\u662f\u786e\u4fddDocker\u73af\u5883\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u3002<\/p>\n

\u521b\u5efa\u975e\u7279\u6743\u7528\u6237<\/h2>\n

\u5728Dockerfile\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u521b\u5efa\u4e00\u4e2a\u975e\u7279\u6743\u7528\u6237\u5e76\u5207\u6362\u5230\u8be5\u7528\u6237\uff1a<\/p>\n

FROM ubuntu:20.04\n\n# \u521b\u5efa\u4e00\u4e2a\u65b0\u7528\u6237\nRUN useradd -ms \/bin\/bash newuser\n\n# \u5207\u6362\u5230\u65b0\u7528\u6237\nUSER newuser\n\n# \u7ee7\u7eed\u5176\u4ed6\u64cd\u4f5c\n<\/code><\/pre>\n
\u901a\u8fc7\u4e0a\u8ff0\u4ee3\u7801\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cnewuser\u201d\u7684\u7528\u6237\uff0c\u5e76\u5728\u5bb9\u5668\u4e2d\u4ee5\u8be5\u7528\u6237\u8eab\u4efd\u8fd0\u884c\u540e\u7eed\u547d\u4ee4\u3002\u8fd9\u79cd\u505a\u6cd5\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u5b89\u5168\u98ce\u9669\u3002<\/p>\n
\u4f7f\u7528Docker\u7684–user\u9009\u9879<\/h2>\n
\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528`–user`\u9009\u9879\u6307\u5b9a\u5bb9\u5668\u5185\u7684\u7528\u6237\u548c\u7ec4\u3002\u4f8b\u5982\uff1a<\/p>\n
docker run --user 1001:1001 myimage\n<\/code><\/pre>\n
\u5728\u8fd9\u4e2a\u547d\u4ee4\u4e2d\uff0c`1001:1001`\u8868\u793a\u7528\u6237ID\u548c\u7ec4ID\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u5bb9\u5668\u4ee5\u7279\u5b9a\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u800c\u4e0d\u662f\u9ed8\u8ba4\u7684root\u7528\u6237\u3002<\/p>\n
\u9650\u5236\u5bb9\u5668\u7684\u6743\u9650<\/h2>\n
Docker\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9009\u9879\u6765\u9650\u5236\u5bb9\u5668\u7684\u6743\u9650\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528`–cap-drop`\u9009\u9879\u6765\u5220\u9664\u4e0d\u5fc5\u8981\u7684Linux\u80fd\u529b\uff0c\u4ece\u800c\u51cf\u5c11\u6f5c\u5728\u7684\u653b\u51fb\u9762\uff1a<\/p>\n
docker run --cap-drop ALL myimage\n<\/code><\/pre>\n
\u8fd9\u6761\u547d\u4ee4\u4f1a\u5220\u9664\u5bb9\u5668\u7684\u6240\u6709\u80fd\u529b\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u8981\u9010\u4e2a\u6dfb\u52a0\u5fc5\u8981\u7684\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u7684\u5e94\u7528\u9700\u8981\u7f51\u7edc\u8bbf\u95ee\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n
docker run --cap-drop ALL --cap-add NET_ADMIN myimage\n<\/code><\/pre>\n
\u4f7f\u7528Docker\u7684\u5b89\u5168\u914d\u7f6e\u6587\u4ef6<\/h2>\n
Docker\u8fd8\u652f\u6301\u4f7f\u7528\u5b89\u5168\u914d\u7f6e\u6587\u4ef6\uff08Seccomp\uff09\u6765\u9650\u5236\u5bb9\u5668\u53ef\u4ee5\u8c03\u7528\u7684\u7cfb\u7edf\u8c03\u7528\u3002\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684Seccomp\u914d\u7f6e\u6587\u4ef6\uff0c\u5e76\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u6307\u5b9a\u5b83\uff1a<\/p>\n
docker run --security-opt seccomp=\/path\/to\/seccomp.json myimage\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u8fdb\u4e00\u6b65\u589e\u5f3a\u5bb9\u5668\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62\u6076\u610f\u4ee3\u7801\u5229\u7528\u7cfb\u7edf\u8c03\u7528\u8fdb\u884c\u653b\u51fb\u3002<\/p>\n
\u76d1\u63a7\u548c\u5ba1\u8ba1<\/h2>\n
\u6700\u540e\uff0c\u76d1\u63a7\u548c\u5ba1\u8ba1\u4e5f\u662f\u786e\u4fddDocker\u5bb9\u5668\u5b89\u5168\u7684\u91cd\u8981\u73af\u8282\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982Docker Audit\u3001Sysdig\u7b49\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u884c\u4e3a\uff0c\u5e76\u8bb0\u5f55\u6240\u6709\u64cd\u4f5c\u3002\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u60a8\u53ca\u65f6\u53d1\u73b0\u5f02\u5e38\u6d3b\u52a8\uff0c\u5e76\u91c7\u53d6\u76f8\u5e94\u63aa\u65bd\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u901a\u8fc7\u5408\u7406\u914d\u7f6eDocker\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\uff0c\u53ef\u4ee5\u663e\u8457\u589e\u5f3a\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002\u521b\u5efa\u975e\u7279\u6743\u7528\u6237\u3001\u4f7f\u7528–user\u9009\u9879\u3001\u9650\u5236\u5bb9\u5668\u6743\u9650\u3001\u5e94\u7528\u5b89\u5168\u914d\u7f6e\u6587\u4ef6\u4ee5\u53ca\u8fdb\u884c\u76d1\u63a7\u548c\u5ba1\u8ba1\uff0c\u90fd\u662f\u6709\u6548\u7684\u5b89\u5168\u63aa\u65bd\u3002\u5bf9\u4e8e\u5e0c\u671b\u5728\u4e91\u73af\u5883\u4e2d\u90e8\u7f72\u5e94\u7528\u7684\u7528\u6237\uff0c\u9009\u62e9\u5408\u9002\u7684\u670d\u52a1\u63d0\u4f9b\u5546\u4e5f\u81f3\u5173\u91cd\u8981\u3002\u7c73\u4e91\u63d0\u4f9b\u591a\u79cd\u7c7b\u578b\u7684\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848\uff0c\u5305\u62ec\u7f8e\u56fdVPS<\/a>\u548c\u4e91\u670d\u52a1\u5668<\/a>\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7528\u6237\u7684\u9700\u6c42\u3002\u901a\u8fc7\u8fd9\u4e9b\u63aa\u65bd\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u4fdd\u62a4\u60a8\u7684\u5e94\u7528\u548c\u6570\u636e\u5b89\u5168\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u901a\u8fc7Docker\u914d\u7f6e\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u589e\u5f3a\u5b89\u5168\u6027\uff1f \u5728\u73b0\u4ee3\u8f6f\u4ef6\u5f00\u53d1\u4e2d\uff0cDocker\u5df2\u6210\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5c06\u5e94\u7528\u7a0b\u5e8f\u53ca\u5176\u4f9d\u8d56\u9879\u6253\u5305\u5230\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u5bb9\u5668\u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u9ad8\u6548\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u3002\u7136\u800c\uff0c\u968f\u7740\u5bb9\u5668\u5316\u6280\u672f\u7684\u666e\u53ca\uff0c\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u65e5\u76ca\u51f8\u663e\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7Docker\u914d\u7f6e\u5bb9\u5668\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u6765\u589e\u5f3a\u5b89\u5168\u6027\u3002 \u7406\u89e3Docker\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406 Docker\u5bb9\u5668\u9ed8\u8ba4\u4ee5root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5b89\u5168\u9690\u60a3\u3002\u5982\u679c\u5bb9\u5668\u88ab\u653b\u7834\uff0c\u653b\u51fb\u8005\u5c06\u83b7\u5f97root\u6743\u9650\uff0c\u4ece\u800c\u5bf9\u5bbf\u4e3b\u673a\u548c\u5176\u4ed6\u5bb9\u5668\u9020\u6210\u5a01\u80c1\u3002\u56e0\u6b64\uff0c\u5408\u7406\u914d\u7f6e\u7528\u6237\u6743\u9650\u662f\u786e\u4fddDocker\u73af\u5883\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u3002 \u521b\u5efa\u975e\u7279\u6743\u7528\u6237 \u5728Dockerfile\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u521b\u5efa\u4e00\u4e2a\u975e\u7279\u6743\u7528\u6237\u5e76\u5207\u6362\u5230\u8be5\u7528\u6237\uff1a FROM ubuntu:20.04 # 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