{"id":318,"date":"2023-03-31T01:02:27","date_gmt":"2023-03-31T08:02:27","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/?p=318"},"modified":"2023-05-10T13:38:49","modified_gmt":"2023-05-10T20:38:49","slug":"%e4%bd%bf%e7%94%a8rootless-linux-%e5%ae%b9%e5%99%a8%e4%bf%9d%e6%8a%a4%e4%bd%a0%e7%9a%84-net-%e4%ba%91%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/%e4%bd%bf%e7%94%a8rootless-linux-%e5%ae%b9%e5%99%a8%e4%bf%9d%e6%8a%a4%e4%bd%a0%e7%9a%84-net-%e4%ba%91%e5%ba%94%e7%94%a8\/","title":{"rendered":"\u4f7f\u7528Rootless Linux \u5bb9\u5668\u4fdd\u62a4\u4f60\u7684 .NET \u4e91\u5e94\u7528"},"content":{"rendered":"

\u672c\u6587\u7ffb\u8bd1\u4e8eRichard Lander\u7684\u8fd9\u7bc7\u82f1\u6587\u6587\u7ae0\uff1aSecure your .NET cloud apps with rootless Linux Containers – .NET Blog (microsoft.com)<\/a><\/strong><\/i><\/span><\/p>\n

\u4ece .NET 8 \u8d77\uff0c\u6211\u4eec\u6240\u6709\u7684 Linux \u5bb9\u955c\u50cf\u90fd\u5c06\u5305\u542b\u4e00\u4e2anon-root \u7528\u6237\u3002\u53ea\u9700\u8981\u4e00\u884c\u4ee3\u7801\u5c31\u80fd\u4ee5non-root\u7528\u6237\u8eab\u4efd\u6258\u7ba1\u60a8\u7684 .NET \u5bb9\u5668\u3002\u8fd9\u4e2a\u5e73\u53f0\u7ea7\u7684\u53d8\u5316\u5c06\u4f1a\u4f7f\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u66f4\u52a0\u5b89\u5168\uff0c\u5e76\u4f7f .NET \u6210\u4e3a\u6700\u5b89\u5168\u7684\u5f00\u53d1\u8005\u751f\u6001\u7cfb\u7edf\u4e4b\u4e00\u3002\u8fd9\u662f\u4e00\u4e2a\u5c0f\u7684\u53d8\u5316\uff0c\u4f46\u5bf9\u6df1\u5c42\u9632\u5fa1(defense in depth)\u5f71\u54cd\u5de8\u5927\u3002<\/p>\n

\u8fd9\u4e00\u53d8\u5316\u7684\u7075\u611f\u6765\u6e90\u4e8e\u6211\u4eec\u65e9\u671f\u5728 Ubuntu Chiseled \u5bb9\u5668\u4e2d\u542f\u7528 .NET \u7684\u9879\u76ee\u3002Chiseled\uff08\u53c8\u79f0 “distroless”\uff09\u955c\u50cf\u65e8\u5728\u50cf\u8bbe\u5907\u4e00\u6837\uff0c\u56e0\u6b64non-root\u662f\u8fd9\u4e9b\u955c\u50cf\u6700\u7b80\u5355\u7684\u8bbe\u8ba1\u9009\u62e9\u3002\u6211\u4eec\u610f\u8bc6\u5230\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06Chiseled\u5bb9\u5668\u7684non-root\u529f\u80fd\u5e94\u7528\u4e8e\u6211\u4eec\u53d1\u5e03\u7684\u6240\u6709\u5bb9\u5668\u955c\u50cf\u3002\u901a\u8fc7\u8fd9\u6837\u505a\uff0c\u6211\u4eec\u63d0\u9ad8\u4e86.NET\u5bb9\u5668\u955c\u50cf\u7684\u5b89\u5168\u6807\u51c6\u3002<\/p>\n

\u8fd9\u7bc7\u6587\u7ae0\u662f\u5173\u4e8enon-root\u5bb9\u5668\u7684\u597d\u5904\uff0c\u521b\u5efa\u5b83\u4eec\u7684\u5de5\u4f5c\u6d41\u7a0b\u4ee5\u53ca\u5de5\u4f5c\u539f\u7406\u3002\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u4e5f\u5c06\u8ba8\u8bba\u5982\u4f55\u5728Kubernetes\u4e2d\u66f4\u597d\u5730\u4f7f\u7528\u8fd9\u4e9b\u955c\u50cf\u3002\u53e6\u5916\uff0c\u5982\u679c\u60f3\u8981\u66f4\u7b80\u5355\u7684\u9009\u9879\uff0c\u90a3\u4f60\u5e94\u8be5\u67e5\u770b.NET SDK \u7684\u5185\u7f6e\u5bb9\u5668\u652f\u6301\u3002<\/p>\n

\u6700\u5c0f\u7279\u6743<\/strong><\/h4>\n

\u5c06\u5bb9\u5668\u6258\u7ba1\u4e3anon-root\u7b26\u5408\u6700\u5c0f\u7279\u6743\u539f\u5219\u3002\u8fd9\u662f\u7531\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u514d\u8d39\u4fdd\u5b89\u3002\u5982\u679c\u4ee5 root\u8eab\u4efd\u8fd0\u884c\u5e94\u7528\uff0c\u90a3\u5e94\u7528\u8fdb\u7a0b\u53ef\u4ee5\u5728\u5bb9\u5668\u4e2d\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\uff0c\u4f8b\u5982\u4fee\u6539\u6587\u4ef6\u3001\u5b89\u88c5\u5305\u6216\u8005\u8fd0\u884c\u4efb\u610f\u53ef\u6267\u884c\u6587\u4ef6\u3002\u5982\u679c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u53d7\u5230\u653b\u51fb\uff0c\u8fd9\u5c06\u662f\u4e00\u4e2a\u9690\u60a3\u3002\u4f46\u662f\u5982\u679c\u4ee5non-root\u8eab\u4efd\u8fd0\u884c\u5e94\u7528\uff0c\u4f60\u7684\u5e94\u7528\u8fdb\u7a0b\u5c06\u65e0\u6cd5\u6267\u884c\u592a\u591a\u64cd\u4f5c\uff0c\u4ece\u800c\u6781\u5927\u5730\u9650\u5236\u4e86\u653b\u51fb\u8005\u7684\u6076\u610f\u64cd\u4f5c\u3002<\/p>\n

non-root\u5bb9\u5668\u4e5f\u53ef\u4ee5\u8ba4\u4e3a\u662f\u5bf9\u5b89\u5168\u4f9b\u5e94\u94fe\u7684\u8d21\u732e\u3002\u901a\u5e38\uff0c\u4eba\u4eec\u90fd\u662f\u4ece\u963b\u6b62\u4e0d\u826f\u4f9d\u8d56\u9879\u66f4\u65b0\u6216\u6392\u67e5\u7ec4\u4ef6\u6765\u6e90\u7684\u89d2\u5ea6\u6765\u63a2\u8ba8\u5b89\u5168\u4f9b\u5e94\u94fe\u3002non-root\u5bb9\u5668\u5728\u8fd9\u4e24\u8005\u4e4b\u540e\u3002\u5982\u679c\u5728\u4f60\u7684\u8fdb\u7a0b\u4e2d\u51fa\u73b0\u4e86\u4e0d\u826f\u4f9d\u8d56\u9879\uff08\u5f88\u6709\u53ef\u80fd\u4f1a\uff09\uff0c\u90a3\u4e48non-root\u5bb9\u5668\u53ef\u80fd\u662f\u6700\u597d\u7684\u6700\u540e\u9632\u7ebf\u3002Kubernetes hardening\u6700\u4f73\u505a\u6cd5\u8981\u6c42\u4ee5non-root\u7528\u6237\u8fd0\u884c\u5bb9\u5668\uff0c\u4e5f\u662f\u51fa\u4e8e\u8fd9\u4e2a\u539f\u56e0\u3002<\/p>\n

\u6d45\u8bc6app<\/strong><\/h4>\n

\u6211\u4eec\u6240\u6709\u7684 Linux \u955c\u50cf–\u4ece .NET 8 \u5f00\u59cb–\u5c06\u5305\u542b\u4e00\u4e2aapp\u7528\u6237\u3002app\u7528\u6237\u5c06\u80fd\u591f\u8fd0\u884c\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f46\u4e0d\u80fd\u5220\u9664\u6216\u66f4\u6539\u5bb9\u5668\u955c\u50cf\u4e2d\u7684\u4efb\u4f55\u6587\u4ef6\uff08\u9664\u975e\u4f60\u660e\u786e\u5141\u8bb8\u8fd9\u6837\u505a\uff09\u3002\u8fd9\u4e2a\u547d\u540d\u4e5f\u662f\u4e00\u76ee\u4e86\u7136\uff0capp\u7528\u6237\u9664\u4e86\u8fd0\u884c\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u5916\uff0c\u51e0\u4e4e\u4e0d\u80fd\u505a\u4efb\u4f55\u4e8b\u60c5\u3002<\/p>\n

\u8fd9\u4e2aapp\u7528\u6237\u5b9e\u9645\u4e0a\u5e76\u4e0d\u662f\u65b0\u7684\u3002\u5b83\u548c\u6211\u4eec\u7528\u4e8eUbuntu Chiseled\u955c\u50cf\u7684\u90a3\u4e2a\u662f\u4e00\u6837\u7684\u3002\u8fd9\u662f\u4e2a\u5173\u952e\u7684\u8bbe\u8ba1\u70b9\u3002\u4ece .NET 8 \u5f00\u59cb\uff0c\u6211\u4eec\u6240\u6709\u7684 Linux \u5bb9\u5668\u955c\u50cf\u90fd\u5c06\u5305\u542bapp\u7528\u6237\u3002\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u5728\u6211\u4eec\u63d0\u4f9b\u7684\u955c\u50cf\u4e4b\u95f4\u8fdb\u884c\u5207\u6362\uff0c\u5e76\u4e14user\u548cuid\u662f\u4e00\u6837\u7684\u3002<\/p>\n

<\/code><\/pre>\n
\u63a5\u4e0b\u6765\u6211\u5c06\u63cf\u8ff0 docker CLI \u7684\u5168\u65b0\u4f53\u9a8c\u3002<\/p>\n
$ docker run --rm mcr.microsoft.com\/dotnet\/aspnet:8.0-preview cat \/etc\/passwd | tail -n 1app:x:64198:64198::\/home\/app:\/bin\/sh<\/code><\/pre>\n
\u8fd9\u662f\u955c\u50cf\u4e2d \u00a0\/etc\/passwd\u00a0file<\/a>\u7684\u6700\u540e\u4e00\u884c\u3002\u8fd9\u662f Linux \u7528\u4e8e\u7ba1\u7406\u7528\u6237\u7684\u6587\u4ef6\u3002<\/p>\n
<\/code><\/pre>\n
\u6839\u636e\u884c\u4e1a\u6307\u5bfc<\/a> \u6211\u4eec\u9009\u62e9\u4e86\u4e00\u4e2a\u76f8\u5bf9\u8f83\u9ad8\u7684 uid\uff0c\u63a5\u8fd1 2^16\u3002\u6211\u4eec\u8fd8\u51b3\u5b9a\u6b64\u7528\u6237\u5e94\u5f53\u6709\u4e00\u4e2a\u4e3b\u76ee\u5f55<\/a>\u3002<\/p>\n
$ docker run --rm -u app mcr.microsoft.com\/dotnet\/aspnet:8.0-preview bash -c \"cd && pwd\"\/home\/app<\/code><\/pre>\n
\u6211\u4eec\u770b\u4e86\u4e00\u4e0b\uff0c\u53d1\u73b0Node.js\uff0cUbuntu 23.04+\u548cChainguard\u90fd\u5728\u540c\u4e00\u4e2a\u8ba1\u5212\u4e2d\u3002Nice\uff01<\/p>\n
$ docker run --rm node cat \/etc\/passwd | tail -n 1\r\nnode:x:1000:1000::\/home\/node:\/bin\/bash\r\n$ docker run ubuntu:lunar cat \/etc\/passwd | tail -n 1\r\nubuntu:x:1000:1000:Ubuntu:\/home\/ubuntu:\/bin\/bash\r\n$ cat out\/layers\/ruby\/etc\/passwd | tail -n 1\r\nnonroot:x:65532:65532:Account created by apko:\/home\/nonroot:\/bin\/sh<\/code><\/pre>\n
 <\/p>\n
<\/code>\u6700\u540e\u4e00\u4e2a\u662f\u62a4\u94fe\u955c\u50cf(Chainguard<\/a>)<\/u>\u3002\u8fd9\u4e9b\u955c\u50cf\u7684\u7ed3\u6784\u4e0d\u540c\uff08\u6709\u5145\u5206\u7684\u7406\u7531\uff09\uff0c\u56e0\u6b64\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u6a21\u5f0f\u3002\u6bcf\u4e2a\u4eba\u90fd\u53ef\u4ee5\u521b\u5efa\u81ea\u5df1\u7684\u7528\u6237\u3002\u5173\u952e\u662f\u907f\u514d\u91cd\u53e0\uff0c\u5c24\u5176\u662f UIDs \u91cd\u53e0\u3002\n<\/code><\/p>\n
<\/code>\u5bb9\u5668\u955c\u50cf\u4e2d\u6709\u5f88\u591a\u7528\u6237\uff0c\u4f46\u6ca1\u6709\u4e00\u4e2a\u9002\u7528\u4e8e\u8fd9\u4e2a\u7528\u4f8b\u3002\u51cf\u5c11\u7528\u6237\u7684\u6570\u91cf\u56fa\u7136\u5f88\u597d\uff0c\u4f46\u4e0d\u592a\u53ef\u80fd\uff0c\u8fd9\u4e5f\u662f\u4f7f\u7528 distroless\/Chiseled \u955c\u50cf\u7684\u597d\u5904\u4e4b\u4e00\u3002<\/p>\n
Windows \u5bb9\u5668\u5df2\u7ecf\u5177\u6709\u4e86non-admin\u529f\u80fd\uff0c\u548cContainerUser\u7528\u6237\u3002\u6211\u4eec\u9009\u62e9\u4e0d\u6dfb\u52a0app\u5230 Windows \u5bb9\u5668\u955c\u50cf\u3002\u60a8\u5e94\u8be5\u9075\u5faaWindows\u56e2\u961f\u5173\u4e8e\u5982\u4f55\u6700\u597d\u5730\u4fdd\u62a4Windows\u5bb9\u5668\u955c\u50cf\u7684\u6307\u5bfc<\/p>\n
\u4f7f\u7528app<\/span><\/strong><\/p>\n
\u201cNon-root-capable\u201d\uff1a\u4f7f\u7528\u5355\u884c USER \u6307\u4ee4\u5c06\u60a8\u7684\u5bb9\u5668\u914d\u7f6e\u4e3anon-root\u7528\u6237\u3002\nDocker \u548c Kubernetes \u53ef\u4ee5\u8f7b\u677e\u6307\u5b9a\u8981\u7528\u4e8e\u5bb9\u5668\u7684\u7528\u6237\u3002\u8fd9\u662f\u4e00\u4e2a\u5355\u884c\u6307\u4ee4\u3002\u6839\u636e\u6211\u4eec\u7684\u5b9a\u4e49\uff0c\u201cnon-root-capable\u201d\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e00\u884c\u6307\u4ee4\u5207\u6362\u5230non-root\u3002\u8fd9\u662f\u975e\u5e38\u5f3a\u5927\u7684\uff0c\u56e0\u4e3a\u5355\u884c\u6307\u4ee4\u7684\u6613\u7528\u6027\u6d88\u9664\u4e86\u4efb\u4f55\u4e0d\u5b89\u5168\u8fd0\u884c\u7684\u7406\u7531\u3002\n\u6ce8\u610f\uff1aaspnetapp\u81ea\u59cb\u81f3\u7ec8\u7528\u4f5c\u4f60\u7684app\u7684\u66ff\u4ee3\u54c1\u3002\n\u60a8\u53ef\u4ee5\u4f7f\u7528 \u901a\u8fc7 CLI \u8bbe\u7f6e\u7528\u6237 -u<\/p>\n
$ docker run --rm -u app mcr.microsoft.com\/dotnet\/runtime-deps:8.0-preview whoamiapp<\/code><\/pre>\n
\u901a\u8fc7 CLI \u6307\u5b9a\u7528\u6237\u5f88\u597d\uff0c\u4f46\u66f4\u591a\u7684\u662f\u7528\u4e8e\u6d4b\u8bd5\u6216\u8bca\u65ad\u65b9\u6848\u3002\u751f\u4ea7apps\u65f6\u6700\u597d\u5728 Dockerfile \u4e2d\u4f7f\u7528username\u6216 uid \u5b9a\u4e49 USER\u3002\n\u4f5c\u4e3auser\uff1aUSER app<\/code>\n\u4f5c\u4e3aUID\uff1aUSER 64198<\/code>\n\u6211\u4eec\u6b63\u5728\u4e3a UID \u6dfb\u52a0\u73af\u5883\u53d8\u91cf\u3002\u8fd9\u5c06\u542f\u7528\u4ee5\u4e0b\u6a21\u5f0f\u3002<\/p>\n
USER $APP_UID<\/code>\n\u6211\u4eec\u8ba4\u4e3a\u8fd9\u79cd\u6a21\u5f0f\u662f\u6700\u597d\u7684\u505a\u6cd5\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6e05\u695a\u5730\u8868\u660e\u60a8\u6b63\u5728\u4f7f\u7528\u54ea\u4e2a\u7528\u6237\uff0c\u907f\u514d\u91cd\u590d\u7684\u9b54\u6570\uff08magic numbers\uff09\uff0c\u5e76\u4e14\u4f7f\u7528 UID\uff0c\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f Kubernetes\uff0c\u6240\u6709\u8fd9\u4e9b\u90fd\u53ef\u4ee5\u5f88\u597d\u5730\u5de5\u4f5c\u3002\u6211\u4eec\u5f88\u5feb\u5c31\u4f1a\u6709\u4e00\u7bc7\u5173\u4e8e Kubernetes \u7684non-root\u6258\u7ba1\u7684\u6587\u7ae0\uff0c\u656c\u8bf7\u671f\u5f85\u3002\n\u5982\u679c\u60a8\u4e0d\u6267\u884c\u4efb\u4f55\u7684\u64cd\u4f5c\uff0c\u90a3\u4e00\u5207\u90fd\u5c06\u8ddf\u4e4b\u524d\u4e00\u6837\uff0c\u4f60\u7684\u955c\u50cf\u5c06\u7ee7\u7eed\u4ee5 root \u8eab\u4efd\u8fd0\u884c\u3002 \u6211\u4eec\u5e0c\u671b\u4f60\u91c7\u53d6\u989d\u5916\u7684\uff08\u5c0f\u7684\uff09\u6b65\u9aa4\uff0c\u4ee5app\u7528\u6237\u8eab\u4efd\u8fd0\u884c\u60a8\u7684\u5bb9\u5668\u3002\u60a8\u53ef\u80fd\u60f3\u77e5\u9053\u4e3a\u4ec0\u4e48\u6211\u4eec\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u6ca1\u6709\u5207\u6362\u5230non-root \u7528\u6237\u3002\u6211\u4eec\u5c06\u4f1a\u5728\u540e\u9762\u7684\u7ae0\u8282\u4e2d\u4ecb\u7ecd\u3002<\/p>\n
\u5207\u6362\u5230\u7aef\u53e38080<\/strong><\/h4>\n
\u8fd9\u4e2a\u9879\u76ee\u6700\u5927\u7684\u75c7\u7ed3\u662f\u6211\u4eec\u66b4\u9732\u7684\u7aef\u53e3\u3002\u4e8b\u5b9e\u4e0a\uff0c\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u68d8\u624b\u7684\u95ee\u9898\uff0c\u4ee5\u81f3\u4e8e\u6211\u4eec\u4e0d\u5f97\u4e0d\u505a\u91cd\u5927\u6539\u53d8\u3002\n\u6211\u4eec\u51b3\u5b9a\u5bf9\u4eca\u540e\u6240\u6709\u5bb9\u5668\u955c\u50cf\u7684\u7aef\u53e3\u8fdb\u884c\u6807\u51c6\u5316\u3002\u8fd9\u4e2a\u51b3\u5b9a\u662f\u57fa\u4e8e\u6211\u4eec\u65e9\u671f\u4f7f\u7528Chiseled\u955c\u50cf\u7684\u7ecf\u9a8c\uff0c\u5b83\u5df2\u7ecf\u5728\u7aef\u53e3 8080 \u4e0a\u4fa6\u542c\uff0c\u73b0\u5728\u6240\u6709\u7684\u56fe\u50cf\u90fd\u5339\u914d\u4e86\u3002\n\u4f46\u662f\uff0cASP.NET core\u5e94\u7528\uff08\u4f7f\u7528\u6211\u4eec\u7684 .NET 7 \u548c\u66f4\u65e9\u7248\u672c\u7684\u5bb9\u5668\u955c\u50cf\uff09\u4fa6\u542c\u7aef\u53e3 80\u3002\u95ee\u9898\u662f\u7aef\u53e3 80 \u662f\u4e00\u4e2a\u9700\u8981\u6743\u9650\u7684\u7279\u6743\u7aef\u53e3\uff08\u81f3\u5c11\u5728\u67d0\u4e9b\u5730\u65b9\uff09\u3002\u672c\u8d28\u4e0a\u8fd9\u4e0enon-root\u5bb9\u5668\u4e0d\u517c\u5bb9\u3002\n\u60a8\u53ef\u4ee5\u5728\u6211\u4eec\u7684\u955c\u50cf\u4e2d\u770b\u5230\u7aef\u53e3\u7684\u914d\u7f6e\u65b9\u5f0f\u3002\n\u5bf9\u4e8e .NET 8\uff1a<\/p>\n
$ docker run --rm mcr.microsoft.com\/dotnet\/aspnet:8.0-preview bash -c \"export | grep ASPNETCORE\"\r\ndeclare -x ASPNETCORE_HTTP_PORTS=\"8080\"<\/code><\/pre>\n
\u5bf9\u4e8e .NET 7\uff08\u53ca\u66f4\u65e9\u7248\u672c\uff09\uff1a<\/p>\n
$ docker run --rm mcr.microsoft.com\/dotnet\/aspnet:7.0 bash -c \"export | grep ASPNETCORE\"\r\ndeclare -x ASPNETCORE_URLS=\"http:\/\/+:80\"<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u60a8\u5c06\u9700\u8981\u66f4\u6539\u7aef\u53e3\u6620\u5c04\u3002\n\u60a8\u53ef\u4ee5\u901a\u8fc7 CLI \u6765\u6267\u884c\u6b64\u64cd\u4f5c\u3002\u60a8\u9700\u8981\u5728\u6620\u5c04\u7684\u53f3\u8fb9\u8bbe\u7f6e8080\u3002\u5de6\u8fb9\u7684\u53ef\u4ee5\u5339\u914d\uff0c\u4e5f\u53ef\u4ee5\u662f\u53e6\u4e00\u4e2a\u503c\u3002<\/p>\n
docker run --rm -it -p 8080:8080 aspnetapp<\/code><\/pre>\n
\u4e00\u4e9b\u7528\u6237\u53ef\u80fd\u5e0c\u671b\u7ee7\u7eed\u4f7f\u7528\u7aef\u53e3 80\uff08\u548croot \uff09\u3002\u6ca1\u95ee\u9898\uff0c\u60a8\u4ecd\u7136\u53ef\u4ee5\u8fd9\u6837\u505a.\n\u60a8\u53ef\u4ee5\u5728 Dockerfile \u4e2d\u6216\u901a\u8fc7 CLI \u91cd\u65b0\u5b9a\u4e49ASPNETCORE_HTTP_PORTS\u3002\n\u5bf9\u4e8e Dockerfile\uff1a<\/p>\n
ENV ASPNETCORE_HTTP_PORTS=80<\/code><\/pre>\n
\u5bf9\u4e8e Docker CLI\uff1a<\/p>\n
docker run --rm -e ASPNETCORE_HTTP_PORTS=80 -p 8000:80 aspnetapp<\/code><\/pre>\n
.NET 8 Windows \u5bb9\u5668\u955c\u50cf\u4e5f\u4f7f\u7528\u7aef\u53e38080\u3002<\/p>\n
>docker run --rm mcr.microsoft.com\/dotnet\/aspnet:8.0-preview-nanoserver-ltsc2022 cmd \/c \"set | findstr ASPNETCORE\"\r\nASPNETCORE_HTTP_PORTS=8080<\/code><\/pre>\n
ASPNETCORE_HTTP_PORTS \u662f\u4e00\u4e2a\u65b0\u7684\u73af\u5883\u53d8\u91cf\uff0c\u7528\u4e8e\u6307\u5b9aASP.NET core\uff08\u5b9e\u9645\u4e0a\u662f Kestrel\uff09\u8981\u4fa6\u542c\u7684\u7aef\u53e3\uff08\u6216\u591a\u4e2a\u7aef\u53e3\uff09\u3002\u5b83\u91c7\u7528\u4e00\u4e2a\u4ee5\u5206\u53f7\u5206\u9694\u7684\u7aef\u53e3\u503c\u7684\u5217\u8868\u3002.NET 8\u56fe\u50cf\u4f7f\u7528\u8fd9\u4e2a\u65b0\u7684\u73af\u5883\u53d8\u91cf\uff0c\u800c\u4e0d\u662fASPNETCORE_URLS\uff08\u5728.NET 6\u548c7\u56fe\u50cf\u4e2d\u4f7f\u7528\uff09\u3002 ASPNETCORE_URLS\u4ecd\u7136\u662f\u4e00\u4e2a\u6709\u7528\u7684\u9ad8\u7ea7\u529f\u80fd\u3002\u5b83\u53ef\u4ee5\u5728\u4e00\u4e2a\u914d\u7f6e\u4e2d\u540c\u65f6\u6307\u5b9a\u539f\u59cb\u7684HTTP\u548cTLS\u7aef\u53e3\uff0c\u5e76\u8986\u76d6ASPNETCORE_HTTP_PORTS\u548cASPNETCORE_HTTPS_PORTS\u3002<\/p>\n
Non-root \u8fd0\u7528<\/strong><\/h4>\n
\u8ba9\u6211\u4eec\u4ece\u51e0\u4e2a\u4e0d\u540c\u7684\u89d2\u5ea6\u770b\u4e00\u4e0bnon-root\u662f\u4ec0\u4e48\u6837\u5b50\u7684\uff0c\u8fd9\u6837\u4f60\u5c31\u53ef\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u5b9e\u9645\u60c5\u51b5\u3002\u6211\u5728 WSL22 \u4e2d\u4f7f\u7528 Ubuntu 10.2\u3002\n\u6211\u4eec\u6dfb\u52a0\u4e86\u4e00\u4e2a Dockerfile\uff0c\u4ee5\u4fbf\u60a8\u53ef\u4ee5\u4eb2\u81ea\u81ea\u5df1\u5c1d\u8bd5\u8fd9\u4e2a\u65b9\u6848\u3002\u5b83\u5c06\u5bb9\u5668\u914d\u7f6e\u4e3a\u59cb\u7ec8\u4ee5app\u8fd0\u884c\u3002\u5b83\u4f7f\u7528\u7684\u662f\u6211\u4eec\u7684 aspnetapp \u793a\u4f8b\u3002<\/p>\n
$ pwd\r\n\/home\/rich\/git\/dotnet-docker\/samples\/aspnetapp\r\n$ cat Dockerfile.alpine-non-root | tail -n 2\r\nUSER app\r\nENTRYPOINT [\".\/aspnetapp\"]\r\n$ docker build --pull -t aspnetapp -f Dockerfile.alpine-non-root .<\/code><\/pre>\n
\u8ba9\u6211\u4eec\u770b\u770b\u6211\u4eec\u662f\u5426\u53ef\u4ee5\u89c2\u5bdf\u7528\u6237\u7684\u884c\u4e3a\uff0c\u8be5\u7528\u6237\u5df2\u7ecf\u5728 Dockerfile \u4e2d\u8fdb\u884c\u4e86\u8bbe\u7f6e\u3002<\/p>\n
$ docker run --rm -d -p 8000:8080 aspnetapp\r\n5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad\r\n$ curl http:\/\/localhost:8000\/Environment\r\n{\"runtimeVersion\":\".NET 8.0.0-preview.2.23128.3\",\"osVersion\":\"Linux 5.15.90.1-microsoft-standard-WSL2 #1 SMP Fri Jan 27 02:56:13 UTC 2023\",\"osArchitecture\":\"X64\",\"user\":\"app\",\"processorCount\":16,\"totalAvailableMemoryBytes\":67429986304,\"memoryLimit\":9223372036854771712,\"memoryUsage\":30220288}\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad ls -l\r\ntotal 188\r\n-rw-r--r--    1 root     root           127 Jan 20 17:14 appsettings.Development.json\r\n-rw-r--r--    1 root     root           151 Oct 19 21:59 appsettings.json\r\n-rwxr-xr-x    1 root     root         78320 Mar 16 16:51 aspnetapp\r\n-rw-r--r--    1 root     root           463 Mar 16 16:51 aspnetapp.deps.json\r\n-rw-r--r--    1 root     root         51200 Mar 16 16:51 aspnetapp.dll\r\n-rw-r--r--    1 root     root         35316 Mar 16 16:51 aspnetapp.pdb\r\n-rw-r--r--    1 root     root           469 Mar 16 16:51 aspnetapp.runtimeconfig.json\r\ndrwxr-xr-x    5 root     root          4096 Mar 16 16:51 wwwroot\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad ps\r\nPID   USER     TIME  COMMAND\r\n    1 app       0:00 .\/aspnetapp\r\n   53 app       0:00 ps<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\u4ece\u4e0a\u9762\u7684\u73af\u5883\u7aef\u70b9\u8fd4\u56de\u7684 JSON \u5185\u5bb9\u4e2d\u7684\u7528\u6237\u5c5e\u6027\u3002\n\u60a8\u53ef\u4ee5\u770b\u5230\u8be5\u5e94\u7528\u7a0b\u5e8f\u662f\u4ee5 app \u8fd0\u884c\u7684\uff0c\u5e76\u4e14\u6587\u4ef6\u5f52 root \u6240\u6709\u3002\u8fd9\u610f\u5473\u7740\u5e94\u7528\u7a0b\u5e8f\u6587\u4ef6\u6b63\u5728\u53d7\u5230\u4fdd\u62a4\uff0c\u4e0d\u4f1a\u88ab\u6b64\u7528\u6237\u66f4\u6539\u3002\u8fd9\u79cd\u5206\u79bb\u662f\u6211\u4eec\u7ee7\u7eed\u4ee5 root \u8eab\u4efd\u53d1\u5e03\u955c\u50cf\u7684\u539f\u56e0\u4e4b\u4e00\u3002 \u5982\u679c\u6211\u4eec\u4ee5app\u53d1\u5e03\u4ed6\u4eec\uff0c\u90a3\u4e48\uff08\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff09\u4f60\u7684\u5e94\u7528\u4e8c\u8fdb\u5236\u6587\u4ef6\u5c06\u4e0d\u4f1a\u53d7\u5230app\u7528\u6237\u7684\u4fdd\u62a4\u3002\u5982\u679c\u6211\u4eec\u4ee5app\u53d1\u5e03\u955c\u50cf\uff0c\u4f60\u4ecd\u7136\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u79cd\u5206\u79bb\uff0c\u4f46\u4f60\u7684Docker\u6587\u4ef6\uff08\u4e5f\u5305\u62ec\u6211\u4eec\u7684\uff09\u5c06\u4f1a\u56e0\u4e3a\u5927\u91cf\u7684\u7528\u6237\u5207\u6362\u800c\u53d8\u5f97\u6df7\u4e71\uff0c\u8fd9\u6ca1\u6709\u4efb\u4f55\u597d\u5904\u3002\n\u5728\u6211\u4eec\u770b\u6765\uff0c\u57fa\u7840\u955c\u50cf\u5236\u4f5c\u8005\u5e94\u8be5\u5b8c\u5168\u4ee5root\u8eab\u4efd\u53d1\u5e03\u5e73\u53f0\u955c\u50cf\u3002\u8fd9\u662f\u552f\u4e00\u597d\u7684\u901a\u7528\u6a21\u578b\u3002\n\u5e94\u7528\u7a0b\u5e8f\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u662f\u7531root\u62e5\u6709\u7684\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u7531\u6784\u5efa\/SDK\u9636\u6bb5\u4ea7\u751f\u7684\uff0c\u800c\u8fd9\u4e2a\u9636\u6bb5\u662f\u4ee5root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\u7684\u3002\u8fd9\u5e76\u4e0d\u662f\u56e0\u4e3a\u5728Docker\u6587\u4ef6\u4e2d\u6700\u540e\u7684COPY\u4e4b\u540e\uff0c\u7528\u6237\u88ab\u6539\u53d8\u4e3aapp\u3002\u8bf7\u6ce8\u610f\uff0cCOPY\u6709\u8bed\u4e49\uff0c\u60a8\u5e94\u8be5\u7406\u89e3\u3002<\/p>\n
\u53c2\u8003Dockerfile\uff1a\n\u6240\u6709\u65b0\u7684\u6587\u4ef6\u548c\u76ee\u5f55\u90fd\u662f\u4ee5UID\u548cGID\u4e3a0\u521b\u5efa\u7684\uff0c\u9664\u975e\u53ef\u9009\u7684-chown\u6807\u5fd7\u6307\u5b9a\u4e00\u4e2a\u7ed9\u5b9a\u7684\u7528\u6237\u540d\u3001\u7ec4\u540d\u6216UID\/GID\u7ec4\u5408\uff0c\u4ee5\u8981\u6c42\u5bf9\u590d\u5236\u7684\u5185\u5bb9\u62e5\u6709\u7279\u5b9a\u7684\u6240\u6709\u6743\u3002\n\u8ba9\u6211\u4eec\u5728\u8fd9\u4e2a\u5bb9\u5668\u4e0a\u5c1d\u8bd5\u4e00\u4e9b rootful \u64cd\u4f5c\uff0c\u5728\u540c\u4e00\u4e2a\u5bb9\u5668\u4e0a\u4f7f\u7528 docker exec\u3002<\/p>\n
$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad rm aspnetapp.pdb\r\nrm: can't remove 'aspnetapp.pdb': Permission denied\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad touch \/file\r\ntouch: \/file: Permission denied\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad which dotnet\r\n\/usr\/bin\/dotnet\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad rm \/usr\/bin\/dotnet\r\nrm: can't remove '\/usr\/bin\/dotnet': Permission denied\r\n$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad apk add curl\r\nERROR: Unable to lock database: Permission denied\r\nERROR: Failed to open apk database: Permission denied<\/code><\/pre>\n
\u7ed3\u679c\uff1a\u6743\u9650\u88ab\u62d2\u7edd\u3002\u8fd9\u6b63\u662f\u6211\u4eec\u60f3\u8981\u7684\u7ed3\u679c\u3002\u8ba9\u6211\u4eec\u518d\u8bd5\u4e00\u6b21\uff0c\u4f46\u63d0\u5347\u5230 root\u3002<\/p>\n
$ docker exec -u root 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad ash -c \"rm aspnetapp.pdb && ls aspnetapp.pdb\"\r\nls: aspnetapp.pdb: No such file or directory\r\n$ docker exec -u root 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad ash -c \"touch \/file && ls \/file\"\r\n\/file\r\n$ docker exec -u root 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad ash -c \"rm \/usr\/bin\/dotnet &&  ls \/usr\/bin\/dotnet\"\r\nls: \/usr\/bin\/dotnet: No such file or directory\r\n$ docker exec -u root 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad apk add curl\r\nfetch https:\/\/dl-cdn.alpinelinux.org\/alpine\/v3.17\/main\/x86_64\/APKINDEX.tar.gz\r\nfetch https:\/\/dl-cdn.alpinelinux.org\/alpine\/v3.17\/community\/x86_64\/APKINDEX.tar.gz\r\n(1\/4) Installing brotli-libs (1.0.9-r9)\r\n(2\/4) Installing nghttp2-libs (1.51.0-r0)\r\n(3\/4) Installing libcurl (7.87.0-r2)\r\n(4\/4) Installing curl (7.87.0-r2)\r\nExecuting busybox-1.35.0-r29.trigger\r\nOK: 14 MiB in 28 packages<\/code><\/pre>\n
\u60a8\u53ef\u4ee5\u770b\u5230 root \u53ef\u4ee5\u505a\u66f4\u591a\u7684\u4e8b\u60c5\uff0c\u4e8b\u5b9e\u4e0a\uff0c\u5b83\u53ef\u4ee5\u505a\u4efb\u4f55\u5b83\u60f3\u505a\u3002 \u5b89\u88c5 curl \u540e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u4ece\u4ed6\u4eec\u7684\u4efb\u4f55\u7f51\u7edc\u670d\u52a1\u5668\u5f00\u59cb\u6267\u884c\u811a\u672c\u3002 \u5728 Alpine linux \u7684\u73af\u5883\u4e0b\uff0c\u5b83\u4e0e wget \u4e00\u8d77\u53d1\u5e03\uff0c\u5b83\u5220\u9664\u4e86\u8fd9\u4e2a\u94fe\u4e2d\u7684\u4e00\u4e2a\u6b65\u9aa4\u3002\n\u8bf7\u6ce8\u610f\uff0c\u6211\u5728\u8fd9\u91cc\u4f7f\u7528\u7684\u662f Alpine\uff0c\u6240\u4ee5\u4f7f\u7528 ash \u800c\u4e0d\u662f bash \u4f5c\u4e3a shell\uff0c\u4f46\u8fd9\u4e0d\u4f1a\u6539\u53d8\u6f14\u793a\u7684\u4efb\u4f55\u5185\u5bb9\u3002\n\u5f53\u7136\uff0c\u89e3\u51b3\u65b9\u6cd5\u662f\u5220\u9664 root \u7528\u6237\u4ee5\u907f\u514d\u8fd9\u4e9b\u98ce\u9669\u3002 \u4f46\u662f\uff0c\u4e8b\u5b9e\u4e0a\uff0c\u9664\u975e\u60a8\u91c7\u7528\u6211\u4eec\u7684Chiseled\u955c\u50cf\uff0c\u5426\u5219\u5220\u9664 root \u7528\u6237\u4f1a\u4ea7\u751f\u672a\u5b9a\u4e49\u7684\u884c\u4e3a\u3002\u6700\u597d\u7684\u9009\u62e9\u662f\u4ee5\u975e non-root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u597d\u7684\u673a\u5236\u6d88\u9664\u4e00\u6574\u7c7b\u7684\u653b\u51fb\u3002\n\u4f7f\u7528docker exec -u root\u53ef\u80fd\u770b\u8d77\u6765\u5f88\u5413\u4eba\u3002\u5982\u679c\u653b\u51fb\u8005\u53ef\u4ee5\u5728\u4f60\u8fd0\u884c\u7684\u5bb9\u5668\u4e0a\u8fd0\u884cdocker exec -u root\uff0c\u90a3\u610f\u5473\u7740\u4ed6\u4eec\u5df2\u7ecf\u6709\u4e86\u8fdb\u5165\u4e3b\u673a\u7684\u6743\u9650\uff0c\u4f60\u7684\u9ebb\u70e6\u5df2\u7ecf\u8fdc\u8fdc\u8d85\u8fc7\u4e86\u672c\u5e16\u6240\u6d89\u53ca\u7684\u5185\u5bb9\u4e86\u3002<\/p>\n
\u90a3sudo\u5462\uff1fsudo\u5e76\u4e0d\u5305\u62ec\u5728\u6211\u4eec\u7684\u955c\u50cf\u4e2d\uff0c\u800c\u4e14\u6c38\u8fdc\u4e5f\u4e0d\u4f1a\u5305\u62ec\u3002<\/p>\n
$ docker exec 5bde77feebdf76ff370815f41a8989a880d51a4037c91e2ac8c6f2c269b759ad sudo\r\nOCI runtime exec failed: exec failed: unable to start container process: exec: \"sudo\": executable file not found in $PATH: unknown<\/code><\/pre>\n
\u5728 Azure \u5bb9\u5668\u670d\u52a1\u4e2d\u6258\u7ba1<\/strong><\/h4>\n
\u5728 Azure \u5bb9\u5668\u670d\u52a1\u4e2d\u91c7\u7528\u8fd9\u79cd\u6a21\u5f0f\u975e\u5e38\u7b80\u5355\u3002\u9700\u8981\u8003\u8651\u4e24\u4e2a\u65b9\u9762\uff1a\u7aef\u53e3\u548c\u7528\u6237\u3002\n\u6709\u4e9b\u5bb9\u5668\u670d\u52a1\u63d0\u4f9b\u4e86\u6bd4Kubernetes\u66f4\u9ad8\u7ea7\u7684\u4f53\u9a8c\uff0c\u9700\u8981\u4e0d\u540c\u7684\u914d\u7f6e\u9009\u9879\u3002\n\u2022 Azure \u5e94\u7528\u670d\u52a1\u8981\u6c42WEBSITES_PORT\u4f7f\u752880\u7aef\u53e3\u4ee5\u5916\u7684\u7aef\u53e3\u3002\u5b83\u53ef\u4ee5\u901a\u8fc7 CLI \u6216\u5728\u95e8\u6237\u4e2d\u8bbe\u7f6e\u3002\n\u2022 Azure \u5bb9\u5668\u5e94\u7528\u5141\u8bb8\u5728\u521b\u5efa\u8d44\u6e90\u7684\u8fc7\u7a0b\u4e2d\u66f4\u6539\u7aef\u53e3\u3002\n\u2022 Azure \u5bb9\u5668\u5b9e\u4f8b\u5141\u8bb8\u5728\u521b\u5efa\u8d44\u6e90\u7684\u8fc7\u7a0b\u4e2d\u66f4\u6539\u7aef\u53e3\u3002\n\u8fd9\u4e9b\u670d\u52a1\u90fd\u6ca1\u6709\u63d0\u4f9b\u660e\u663e\u7684\u65b9\u5f0f\u6765\u6539\u53d8\u7528\u6237\u3002\u5982\u679c\u4f60\u5728Docker\u6587\u4ef6\u4e2d\u8bbe\u7f6e\u4e86\u7528\u6237\uff08\u8fd9\u662f\u6700\u4f73\u7684\u505a\u6cd5\uff09\uff0c\u90a3\u4e48\u5c31\u4e0d\u9700\u8981\u8be5\u529f\u80fd\u4e86\u3002\n\u6211\u4eec\u5df2\u7ecf\u5f00\u59cb\u5411\u5176\u4ed6\u4e91\u4f20\u64ad\u8fd9\u4e00\u53d8\u5316\u5373\u5c06\u5230\u6765\u7684\u6d88\u606f\u3002<\/p>\n
\u540e\u7eed\u6b65\u9aa4<\/strong><\/h4>\n
\u4e0b\u4e00\u6b65\u662f\u7814\u7a76non-root\u53ef\u80fd\u5177\u6709\u6311\u6218\u6027\u7684\u60c5\u51b5\uff0c\u4f8b\u5982\u8bca\u65ad\u573a\u666f\u3002\u4e00\u4e9b\u4f8b\u5b50\u4f7f\u7528docker exec -u root\u3002\u8fd9\u5728\u672c\u5730\u73af\u5883\u4e0b\u5f88\u597d\u7528\uff0c\u4f46\u662fkubectl exec\u4e0d\u63d0\u4f9b\u7528\u6237\u53c2\u6570\u3002\u6211\u4eec\u4e5f\u5c06\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u66f4\u52a0\u6df1\u5165\u5730\u7814\u7a76non-root\u7684Kubernetes\u5de5\u4f5c\u6d41\u7a0b\u3002\n\u6211\u4eec\u8fd8\u5c06\u7ee7\u7eed\u4e0e\u5bb9\u5668\u6258\u7ba1\u670d\u52a1\u5408\u4f5c\uff0c\u4ee5\u786e\u4fdd.NET\u5f00\u53d1\u4eba\u5458\u80fd\u591f\u8f7b\u677e\u5730\u8f6c\u79fb\u5230.NET 8\u5bb9\u5668\u955c\u50cf\uff0c\u7279\u522b\u662f\u90a3\u4e9b\u63d0\u4f9b\u66f4\u9ad8\u7ea7\u522b\u7684\u4f53\u9a8c\uff0c\u5982Azure App Service\u3002\n\u603b\u7ed3\n\u6211\u4eec .NET \u56e2\u961f\u4f7f\u547d\u7684\u4e00\u4e2a\u5173\u952e\u90e8\u5206\u662f\u7eb5\u6df1\u9632\u5fa1\u3002\u6bcf\u4e2a\u4eba\u90fd\u9700\u8981\u8003\u8651\u5b89\u5168\u95ee\u9898\uff0c\u7136\u800c\uff0c\u6211\u4eec\u7684\u4e1a\u52a1\u662f\u901a\u8fc7\u5355\u4e00\u7684\u53d8\u5316\u6216\u529f\u80fd\u6765\u5173\u95ed\u6574\u4e2a\u653b\u51fb\u7c7b\u522b\u3002\u8bda\u7136\uff0c\u5927\u7ea6\u5341\u5e74\u524d\u6211\u4eec\u521a\u5f00\u59cb\u53d1\u5e03\u5bb9\u5668\u6620\u50cf\u65f6\uff0c\u5c31\u53ef\u4ee5\u505a\u51fa\u8fd9\u79cd\u6539\u53d8\u3002\u8bb8\u591a\u5e74\u6765\uff0c\u6211\u4eec\u4e00\u76f4\u88ab\u8981\u6c42\u63d0\u4f9bnon-root\u6307\u5bfc\u548cnon-root\u5bb9\u5668\u6620\u50cf\u3002\u8001\u5b9e\u8bf4\uff0c\u6211\u4eec\u5e76\u4e0d\u6e05\u695a\u8be5\u5982\u4f55\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\uff0c\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f\u56e0\u4e3a\u6211\u4eec\u73b0\u5728\u4f7f\u7528\u7684\u6a21\u5f0f\u5728\u6211\u4eec\u521a\u5f00\u59cb\u7684\u65f6\u5019\u5e76\u4e0d\u5b58\u5728\u3002\u5728\u5b89\u5168\u5bb9\u5668\u6258\u7ba1\u65b9\u9762\uff0c\u6ca1\u6709\u4e00\u4e2a\u9886\u5bfc\u8005\u53ef\u4ee5\u8ba9\u6211\u4eec\u5b66\u4e60\u3002\u6b63\u662f\u4e0eCanonical\u5728chiseled \u955c\u50cf\u65b9\u9762\u7684\u5408\u4f5c\u7ecf\u9a8c\uff0c\u4f7f\u6211\u4eec\u53d1\u73b0\u5e76\u5f62\u6210\u4e86\u8fd9\u79cd\u65b9\u6cd5\u3002\n\u6211\u4eec\u5e0c\u671b\u8fd9\u4e00\u4e3e\u63aa\u80fd\u591f\u4f7f\u6574\u4e2a .NET \u5bb9\u5668\u751f\u6001\u7cfb\u7edf\u5207\u6362\u5230\u975e\u6839\u6258\u7ba1\u3002 \u6211\u4eec\u81f4\u529b\u4e8e\u4f7f.net\u5e94\u7528\u7a0b\u5e8f\u5728\u4e91\u4e2d\u66f4\u5177\u6709\u9ad8\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u7ffb\u8bd1\u4e8eRichard Lander\u7684\u8fd9\u7bc7\u82f1\u6587\u6587\u7ae0\uff1aSecure your .NET cloud apps with rootless Linux Containers – .NET Blog (microsoft.com) \u4ece .NET 8 \u8d77\uff0c\u6211\u4eec\u6240\u6709\u7684 Linux \u5bb9\u955c\u50cf\u90fd\u5c06\u5305\u542b\u4e00\u4e2anon-root \u7528\u6237\u3002\u53ea\u9700\u8981\u4e00\u884c\u4ee3\u7801\u5c31\u80fd\u4ee5non-root\u7528\u6237\u8eab\u4efd\u6258\u7ba1\u60a8\u7684 .NET \u5bb9\u5668\u3002\u8fd9\u4e2a\u5e73\u53f0\u7ea7\u7684\u53d8\u5316\u5c06\u4f1a\u4f7f\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u66f4\u52a0\u5b89\u5168\uff0c\u5e76\u4f7f .NET \u6210\u4e3a\u6700\u5b89\u5168\u7684\u5f00\u53d1\u8005\u751f\u6001\u7cfb\u7edf\u4e4b\u4e00\u3002\u8fd9\u662f\u4e00\u4e2a\u5c0f\u7684\u53d8\u5316\uff0c\u4f46\u5bf9\u6df1\u5c42\u9632\u5fa1(defense in depth)\u5f71\u54cd\u5de8\u5927\u3002 \u8fd9\u4e00\u53d8\u5316\u7684\u7075\u611f\u6765\u6e90\u4e8e\u6211\u4eec\u65e9\u671f\u5728 Ubuntu Chiseled \u5bb9\u5668\u4e2d\u542f\u7528 .NET \u7684\u9879\u76ee\u3002Chiseled\uff08\u53c8\u79f0 “distroless”\uff09\u955c\u50cf\u65e8\u5728\u50cf\u8bbe\u5907\u4e00\u6837\uff0c\u56e0\u6b64non-root\u662f\u8fd9\u4e9b\u955c\u50cf\u6700\u7b80\u5355\u7684\u8bbe\u8ba1\u9009\u62e9\u3002\u6211\u4eec\u610f\u8bc6\u5230\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06Chiseled\u5bb9\u5668\u7684non-root\u529f\u80fd\u5e94\u7528\u4e8e\u6211\u4eec\u53d1\u5e03\u7684\u6240\u6709\u5bb9\u5668\u955c\u50cf\u3002\u901a\u8fc7\u8fd9\u6837\u505a\uff0c\u6211\u4eec\u63d0\u9ad8\u4e86.NET\u5bb9\u5668\u955c\u50cf\u7684\u5b89\u5168\u6807\u51c6\u3002 \u8fd9\u7bc7\u6587\u7ae0\u662f\u5173\u4e8enon-root\u5bb9\u5668\u7684\u597d\u5904\uff0c\u521b\u5efa\u5b83\u4eec\u7684\u5de5\u4f5c\u6d41\u7a0b\u4ee5\u53ca\u5de5\u4f5c\u539f\u7406\u3002\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u4e5f\u5c06\u8ba8\u8bba\u5982\u4f55\u5728Kubernetes\u4e2d\u66f4\u597d\u5730\u4f7f\u7528\u8fd9\u4e9b\u955c\u50cf\u3002\u53e6\u5916\uff0c\u5982\u679c\u60f3\u8981\u66f4\u7b80\u5355\u7684\u9009\u9879\uff0c\u90a3\u4f60\u5e94\u8be5\u67e5\u770b.NET SDK \u7684\u5185\u7f6e\u5bb9\u5668\u652f\u6301\u3002 \u6700\u5c0f\u7279\u6743 \u5c06\u5bb9\u5668\u6258\u7ba1\u4e3anon-root\u7b26\u5408\u6700\u5c0f\u7279\u6743\u539f\u5219\u3002\u8fd9\u662f\u7531\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u514d\u8d39\u4fdd\u5b89\u3002\u5982\u679c\u4ee5 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non-root\u5bb9\u5668\u4e5f\u53ef\u4ee5\u8ba4\u4e3a\u662f\u5bf9\u5b89\u5168\u4f9b\u5e94\u94fe\u7684\u8d21\u732e\u3002\u901a\u5e38\uff0c\u4eba\u4eec\u90fd\u662f\u4ece\u963b\u6b62\u4e0d\u826f\u4f9d\u8d56\u9879\u66f4\u65b0\u6216\u6392\u67e5\u7ec4\u4ef6\u6765\u6e90\u7684\u89d2\u5ea6\u6765\u63a2\u8ba8\u5b89\u5168\u4f9b\u5e94\u94fe\u3002non-root\u5bb9\u5668\u5728\u8fd9\u4e24\u8005\u4e4b\u540e\u3002\u5982\u679c\u5728\u4f60\u7684\u8fdb\u7a0b\u4e2d\u51fa\u73b0\u4e86\u4e0d\u826f\u4f9d\u8d56\u9879\uff08\u5f88\u6709\u53ef\u80fd\u4f1a\uff09\uff0c\u90a3\u4e48non-root\u5bb9\u5668\u53ef\u80fd\u662f\u6700\u597d\u7684\u6700\u540e\u9632\u7ebf\u3002Kubernetes hardening\u6700\u4f73\u505a\u6cd5\u8981\u6c42\u4ee5non-root\u7528\u6237\u8fd0\u884c\u5bb9\u5668\uff0c\u4e5f\u662f\u51fa\u4e8e\u8fd9\u4e2a\u539f\u56e0\u3002 \u6d45\u8bc6app \u6211\u4eec\u6240\u6709\u7684 Linux \u955c\u50cf–\u4ece .NET 8 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\u5f00\u59cb–\u5c06\u5305\u542b\u4e00\u4e2aapp\u7528\u6237\u3002app\u7528\u6237\u5c06\u80fd\u591f\u8fd0\u884c\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f46\u4e0d\u80fd\u5220\u9664\u6216\u66f4\u6539\u5bb9\u5668\u955c\u50cf\u4e2d\u7684\u4efb\u4f55\u6587\u4ef6\uff08\u9664\u975e\u4f60\u660e\u786e\u5141\u8bb8\u8fd9\u6837\u505a\uff09\u3002\u8fd9\u4e2a\u547d\u540d\u4e5f\u662f\u4e00\u76ee\u4e86\u7136\uff0capp\u7528\u6237\u9664\u4e86\u8fd0\u884c\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u5916\uff0c\u51e0\u4e4e\u4e0d\u80fd\u505a\u4efb\u4f55\u4e8b\u60c5\u3002 \u8fd9\u4e2aapp\u7528\u6237\u5b9e\u9645\u4e0a\u5e76\u4e0d\u662f\u65b0\u7684\u3002\u5b83\u548c\u6211\u4eec\u7528\u4e8eUbuntu Chiseled\u955c\u50cf\u7684\u90a3\u4e2a\u662f\u4e00\u6837\u7684\u3002\u8fd9\u662f\u4e2a\u5173\u952e\u7684\u8bbe\u8ba1\u70b9\u3002\u4ece .NET 8 \u5f00\u59cb\uff0c\u6211\u4eec\u6240\u6709\u7684 Linux […]<\/p>\n","_links":{"self":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/posts\/318","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/users\/113098"}],"replies":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/comments?post=318"}],"version-history":[{"count":0,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/posts\/318\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/media\/362"}],"wp:attachment":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/media?parent=318"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/categories?post=318"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/wp-json\/wp\/v2\/tags?post=318"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}