{"id":13145,"date":"2024-11-15T15:51:39","date_gmt":"2024-11-15T07:51:39","guid":{"rendered":"https:\/\/fwq.ai\/blog\/13145\/"},"modified":"2024-11-15T15:51:39","modified_gmt":"2024-11-15T07:51:39","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8docker%e7%9a%84%e5%ae%89%e5%85%a8%e5%8a%9f%e8%83%bd%e9%98%b2%e6%ad%a2%e5%ae%b9%e5%99%a8%e5%86%85%e7%9a%84%e6%81%b6%e6%84%8f%e8%a1%8c%e4%b8%ba%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/13145\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\u9632\u6b62\u5bb9\u5668\u5185\u7684\u6076\u610f\u884c\u4e3a\uff1f"},"content":{"rendered":"

\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\u9632\u6b62\u5bb9\u5668\u5185\u7684\u6076\u610f\u884c\u4e3a\uff1f<\/h1>\n

\u968f\u7740\u5bb9\u5668\u5316\u6280\u672f\u7684\u666e\u53ca\uff0cDocker\u5df2\u6210\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u5de5\u5177\u3002\u7136\u800c\uff0c\u5bb9\u5668\u7684\u7075\u6d3b\u6027\u548c\u53ef\u79fb\u690d\u6027\u4e5f\u5e26\u6765\u4e86\u5b89\u5168\u9690\u60a3\u3002\u6076\u610f\u884c\u4e3a\u8005\u53ef\u80fd\u4f1a\u5229\u7528\u5bb9\u5668\u7684\u6f0f\u6d1e\u8fdb\u884c\u653b\u51fb\uff0c\u56e0\u6b64\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\u6765\u9632\u6b62\u8fd9\u4e9b\u884c\u4e3a\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

Docker\u7684\u5b89\u5168\u67b6\u6784<\/h2>\n

Docker\u7684\u5b89\u5168\u67b6\u6784\u4e3b\u8981\u4f9d\u8d56\u4e8eLinux\u5185\u6838\u7684\u5b89\u5168\u7279\u6027\uff0c\u5305\u62ec\u547d\u540d\u7a7a\u95f4\uff08namespaces\uff09\u548c\u63a7\u5236\u7ec4\uff08cgroups\uff09\u3002\u547d\u540d\u7a7a\u95f4\u63d0\u4f9b\u4e86\u8fdb\u7a0b\u9694\u79bb\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u5bb9\u5668\u5728\u81ea\u5df1\u7684\u73af\u5883\u4e2d\u8fd0\u884c\uff0c\u800c\u63a7\u5236\u7ec4\u5219\u9650\u5236\u4e86\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u3002\u8fd9\u4e9b\u7279\u6027\u4e3a\u5bb9\u5668\u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u5b89\u5168\u4fdd\u969c\uff0c\u4f46\u4ecd\u9700\u989d\u5916\u7684\u5b89\u5168\u63aa\u65bd\u6765\u9632\u6b62\u6076\u610f\u884c\u4e3a\u3002<\/p>\n

\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd<\/h2>\n

1. \u4f7f\u7528\u975e\u7279\u6743\u7528\u6237\u8fd0\u884c\u5bb9\u5668<\/h3>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cDocker\u5bb9\u5668\u4ee5root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5b89\u5168\u98ce\u9669\u3002\u4e3a\u4e86\u964d\u4f4e\u98ce\u9669\uff0c\u5efa\u8bae\u5728Dockerfile\u4e2d\u6307\u5b9a\u975e\u7279\u6743\u7528\u6237\u3002\u4f8b\u5982\uff1a<\/p>\n

FROM ubuntu:latest\nRUN useradd -ms \/bin\/bash myuser\nUSER myuser\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5373\u4f7f\u5bb9\u5668\u88ab\u653b\u9677\uff0c\u653b\u51fb\u8005\u4e5f\u53ea\u80fd\u83b7\u5f97\u975e\u7279\u6743\u7528\u6237\u7684\u6743\u9650\uff0c\u4ece\u800c\u51cf\u5c11\u6f5c\u5728\u7684\u635f\u5bb3\u3002<\/p>\n
2. \u9650\u5236\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528<\/h3>\n
\u4f7f\u7528\u63a7\u5236\u7ec4\uff08cgroups\uff09\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u4f7f\u7528\uff0c\u9632\u6b62\u6076\u610f\u884c\u4e3a\u8005\u901a\u8fc7\u8d44\u6e90\u8017\u5c3d\u653b\u51fb\u6765\u5f71\u54cd\u4e3b\u673a\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u4f7f\u7528\u4ee5\u4e0b\u53c2\u6570\uff1a<\/p>\n
docker run --memory=\"256m\" --cpus=\"1\" mycontainer\n<\/code><\/pre>\n
\u8fd9\u5c06\u9650\u5236\u5bb9\u5668\u7684\u5185\u5b58\u4f7f\u7528\u4e3a256MB\uff0cCPU\u4f7f\u7528\u4e3a1\u4e2a\u6838\u5fc3\u3002<\/p>\n
3. \u4f7f\u7528Docker\u5b89\u5168\u626b\u63cf\u5de5\u5177<\/h3>\n
\u5b9a\u671f\u626b\u63cfDocker\u955c\u50cf\u4ee5\u53d1\u73b0\u5df2\u77e5\u6f0f\u6d1e\u662f\u786e\u4fdd\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982Clair\u6216Trivy\u6765\u626b\u63cf\u955c\u50cf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Trivy\u626b\u63cf\u672c\u5730\u955c\u50cf\uff1a<\/p>\n
trivy image myimage\n<\/code><\/pre>\n
\u8fd9\u4e9b\u5de5\u5177\u4f1a\u63d0\u4f9b\u8be6\u7ec6\u7684\u62a5\u544a\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u53ca\u65f6\u4fee\u590d\u6f0f\u6d1e\u3002<\/p>\n
4. \u7f51\u7edc\u9694\u79bb<\/h3>\n
Docker\u63d0\u4f9b\u4e86\u7f51\u7edc\u9694\u79bb\u529f\u80fd\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u81ea\u5b9a\u4e49\u7f51\u7edc\u6765\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7f51\u7edc\uff1a<\/p>\n
docker network create mynetwork\n<\/code><\/pre>\n
\u7136\u540e\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u6307\u5b9a\u8be5\u7f51\u7edc\uff1a<\/p>\n
docker run --network=mynetwork mycontainer\n<\/code><\/pre>\n
\u8fd9\u6837\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u7f51\u7edc\u8bbf\u95ee\uff0c\u964d\u4f4e\u653b\u51fb\u9762\u3002<\/p>\n
5. \u4f7f\u7528\u53ea\u8bfb\u6587\u4ef6\u7cfb\u7edf<\/h3>\n
\u5c06\u5bb9\u5668\u7684\u6587\u4ef6\u7cfb\u7edf\u8bbe\u7f6e\u4e3a\u53ea\u8bfb\uff0c\u53ef\u4ee5\u9632\u6b62\u6076\u610f\u8f6f\u4ef6\u5728\u5bb9\u5668\u5185\u8fdb\u884c\u4fee\u6539\u3002\u53ef\u4ee5\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u4f7f\u7528\u4ee5\u4e0b\u53c2\u6570\uff1a<\/p>\n
docker run --read-only mycontainer\n<\/code><\/pre>\n
\u8fd9\u5c06\u4f7f\u5bb9\u5668\u7684\u6587\u4ef6\u7cfb\u7edf\u53d8\u4e3a\u53ea\u8bfb\uff0c\u53ea\u6709\u6307\u5b9a\u7684\u6302\u8f7d\u70b9\u53ef\u4ee5\u5199\u5165\u6570\u636e\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u901a\u8fc7\u5408\u7406\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u5bb9\u5668\u5185\u7684\u6076\u610f\u884c\u4e3a\u3002\u91c7\u7528\u975e\u7279\u6743\u7528\u6237\u3001\u9650\u5236\u8d44\u6e90\u4f7f\u7528\u3001\u5b9a\u671f\u5b89\u5168\u626b\u63cf\u3001\u7f51\u7edc\u9694\u79bb\u4ee5\u53ca\u53ea\u8bfb\u6587\u4ef6\u7cfb\u7edf\u7b49\u63aa\u65bd\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u5bb9\u5668\u7684\u5b89\u5168\u6027\u3002\u5bf9\u4e8e\u5e0c\u671b\u5728\u5b89\u5168\u73af\u5883\u4e2d\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u7528\u6237\uff0c\u9009\u62e9\u5408\u9002\u7684\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u81f3\u5173\u91cd\u8981\u3002\u7c73\u4e91\u63d0\u4f9b\u591a\u79cd\u5b89\u5168\u7684\u4e91\u670d\u52a1\u5668<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u5e2e\u52a9\u7528\u6237\u4fdd\u62a4\u5176\u6570\u636e\u548c\u9690\u79c1\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u7f51\u7ad9<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\u9632\u6b62\u5bb9\u5668\u5185\u7684\u6076\u610f\u884c\u4e3a\uff1f \u968f\u7740\u5bb9\u5668\u5316\u6280\u672f\u7684\u666e\u53ca\uff0cDocker\u5df2\u6210\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u5de5\u5177\u3002\u7136\u800c\uff0c\u5bb9\u5668\u7684\u7075\u6d3b\u6027\u548c\u53ef\u79fb\u690d\u6027\u4e5f\u5e26\u6765\u4e86\u5b89\u5168\u9690\u60a3\u3002\u6076\u610f\u884c\u4e3a\u8005\u53ef\u80fd\u4f1a\u5229\u7528\u5bb9\u5668\u7684\u6f0f\u6d1e\u8fdb\u884c\u653b\u51fb\uff0c\u56e0\u6b64\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd\u6765\u9632\u6b62\u8fd9\u4e9b\u884c\u4e3a\u81f3\u5173\u91cd\u8981\u3002 Docker\u7684\u5b89\u5168\u67b6\u6784 Docker\u7684\u5b89\u5168\u67b6\u6784\u4e3b\u8981\u4f9d\u8d56\u4e8eLinux\u5185\u6838\u7684\u5b89\u5168\u7279\u6027\uff0c\u5305\u62ec\u547d\u540d\u7a7a\u95f4\uff08namespaces\uff09\u548c\u63a7\u5236\u7ec4\uff08cgroups\uff09\u3002\u547d\u540d\u7a7a\u95f4\u63d0\u4f9b\u4e86\u8fdb\u7a0b\u9694\u79bb\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u5bb9\u5668\u5728\u81ea\u5df1\u7684\u73af\u5883\u4e2d\u8fd0\u884c\uff0c\u800c\u63a7\u5236\u7ec4\u5219\u9650\u5236\u4e86\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u3002\u8fd9\u4e9b\u7279\u6027\u4e3a\u5bb9\u5668\u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u5b89\u5168\u4fdd\u969c\uff0c\u4f46\u4ecd\u9700\u989d\u5916\u7684\u5b89\u5168\u63aa\u65bd\u6765\u9632\u6b62\u6076\u610f\u884c\u4e3a\u3002 \u4f7f\u7528Docker\u7684\u5b89\u5168\u529f\u80fd 1. \u4f7f\u7528\u975e\u7279\u6743\u7528\u6237\u8fd0\u884c\u5bb9\u5668 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cDocker\u5bb9\u5668\u4ee5root\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5b89\u5168\u98ce\u9669\u3002\u4e3a\u4e86\u964d\u4f4e\u98ce\u9669\uff0c\u5efa\u8bae\u5728Dockerfile\u4e2d\u6307\u5b9a\u975e\u7279\u6743\u7528\u6237\u3002\u4f8b\u5982\uff1a FROM ubuntu:latest RUN useradd -ms \/bin\/bash myuser USER myuser \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5373\u4f7f\u5bb9\u5668\u88ab\u653b\u9677\uff0c\u653b\u51fb\u8005\u4e5f\u53ea\u80fd\u83b7\u5f97\u975e\u7279\u6743\u7528\u6237\u7684\u6743\u9650\uff0c\u4ece\u800c\u51cf\u5c11\u6f5c\u5728\u7684\u635f\u5bb3\u3002 2. \u9650\u5236\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528 \u4f7f\u7528\u63a7\u5236\u7ec4\uff08cgroups\uff09\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u4f7f\u7528\uff0c\u9632\u6b62\u6076\u610f\u884c\u4e3a\u8005\u901a\u8fc7\u8d44\u6e90\u8017\u5c3d\u653b\u51fb\u6765\u5f71\u54cd\u4e3b\u673a\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u4f7f\u7528\u4ee5\u4e0b\u53c2\u6570\uff1a docker run –memory=”256m” –cpus=”1″ mycontainer \u8fd9\u5c06\u9650\u5236\u5bb9\u5668\u7684\u5185\u5b58\u4f7f\u7528\u4e3a256MB\uff0cCPU\u4f7f\u7528\u4e3a1\u4e2a\u6838\u5fc3\u3002 3. \u4f7f\u7528Docker\u5b89\u5168\u626b\u63cf\u5de5\u5177 \u5b9a\u671f\u626b\u63cfDocker\u955c\u50cf\u4ee5\u53d1\u73b0\u5df2\u77e5\u6f0f\u6d1e\u662f\u786e\u4fdd\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982Clair\u6216Trivy\u6765\u626b\u63cf\u955c\u50cf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Trivy\u626b\u63cf\u672c\u5730\u955c\u50cf\uff1a trivy image myimage \u8fd9\u4e9b\u5de5\u5177\u4f1a\u63d0\u4f9b\u8be6\u7ec6\u7684\u62a5\u544a\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u53ca\u65f6\u4fee\u590d\u6f0f\u6d1e\u3002 4. \u7f51\u7edc\u9694\u79bb Docker\u63d0\u4f9b\u4e86\u7f51\u7edc\u9694\u79bb\u529f\u80fd\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u81ea\u5b9a\u4e49\u7f51\u7edc\u6765\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7f51\u7edc\uff1a docker network create mynetwork \u7136\u540e\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u6307\u5b9a\u8be5\u7f51\u7edc\uff1a docker run –network=mynetwork mycontainer \u8fd9\u6837\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u7f51\u7edc\u8bbf\u95ee\uff0c\u964d\u4f4e\u653b\u51fb\u9762\u3002 5. \u4f7f\u7528\u53ea\u8bfb\u6587\u4ef6\u7cfb\u7edf \u5c06\u5bb9\u5668\u7684\u6587\u4ef6\u7cfb\u7edf\u8bbe\u7f6e\u4e3a\u53ea\u8bfb\uff0c\u53ef\u4ee5\u9632\u6b62\u6076\u610f\u8f6f\u4ef6\u5728\u5bb9\u5668\u5185\u8fdb\u884c\u4fee\u6539\u3002\u53ef\u4ee5\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u4f7f\u7528\u4ee5\u4e0b\u53c2\u6570\uff1a docker run –read-only mycontainer \u8fd9\u5c06\u4f7f\u5bb9\u5668\u7684\u6587\u4ef6\u7cfb\u7edf\u53d8\u4e3a\u53ea\u8bfb\uff0c\u53ea\u6709\u6307\u5b9a\u7684\u6302\u8f7d\u70b9\u53ef\u4ee5\u5199\u5165\u6570\u636e\u3002 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