{"id":13118,"date":"2024-11-15T15:38:07","date_gmt":"2024-11-15T07:38:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/13118\/"},"modified":"2024-11-15T15:38:07","modified_gmt":"2024-11-15T07:38:07","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8docker%e7%9a%84%e5%ae%89%e5%85%a8%e5%a2%9e%e5%bc%ba%e5%8a%9f%e8%83%bd%e7%a1%ae%e4%bf%9d%e5%ae%b9%e5%99%a8%e5%86%85%e5%ba%94%e7%94%a8%e7%9a%84%e5%ae%89%e5%85%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/13118\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u589e\u5f3a\u529f\u80fd\u786e\u4fdd\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\uff1f"},"content":{"rendered":"

\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u589e\u5f3a\u529f\u80fd\u786e\u4fdd\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\uff1f<\/h1>\n

\u968f\u7740\u4e91\u8ba1\u7b97\u548c\u5fae\u670d\u52a1\u67b6\u6784\u7684\u666e\u53ca\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u5df2\u7ecf\u6210\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u5de5\u5177\u3002\u7136\u800c\uff0c\u5bb9\u5668\u5316\u6280\u672f\u7684\u5e7f\u6cdb\u5e94\u7528\u4e5f\u5e26\u6765\u4e86\u5b89\u5168\u9690\u60a3\u3002\u4e3a\u4e86\u786e\u4fdd\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\uff0cDocker\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5b89\u5168\u589e\u5f3a\u529f\u80fd\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u5229\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u63d0\u5347\u5bb9\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n

1. \u4f7f\u7528Docker\u7684\u7528\u6237\u547d\u540d\u7a7a\u95f4<\/h2>\n

\u7528\u6237\u547d\u540d\u7a7a\u95f4\u662fDocker\u7684\u4e00\u9879\u91cd\u8981\u5b89\u5168\u529f\u80fd\uff0c\u5b83\u5141\u8bb8\u5bb9\u5668\u5185\u7684\u7528\u6237\u4e0e\u4e3b\u673a\u7cfb\u7edf\u7684\u7528\u6237\u5206\u79bb\u3002\u901a\u8fc7\u542f\u7528\u7528\u6237\u547d\u540d\u7a7a\u95f4\uff0c\u5bb9\u5668\u5185\u7684root\u7528\u6237\u5b9e\u9645\u4e0a\u662f\u4e3b\u673a\u4e0a\u7684\u4e00\u4e2a\u975e\u7279\u6743\u7528\u6237\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002<\/p>\n

docker run --userns-remap=default -it ubuntu<\/code><\/pre>\n
\u4e0a\u8ff0\u547d\u4ee4\u5c06\u542f\u52a8\u4e00\u4e2aUbuntu\u5bb9\u5668\uff0c\u5e76\u542f\u7528\u7528\u6237\u547d\u540d\u7a7a\u95f4\u3002\u8fd9\u6837\uff0c\u5373\u4f7f\u5bb9\u5668\u88ab\u653b\u9677\uff0c\u653b\u51fb\u8005\u4e5f\u65e0\u6cd5\u83b7\u5f97\u4e3b\u673a\u7cfb\u7edf\u7684root\u6743\u9650\u3002<\/p>\n
2. \u9650\u5236\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528<\/h2>\n
Docker\u5141\u8bb8\u7528\u6237\u901a\u8fc7\u8bbe\u7f6e\u8d44\u6e90\u9650\u5236\u6765\u63a7\u5236\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u4f7f\u7528\u3002\u8fd9\u4e0d\u4ec5\u53ef\u4ee5\u9632\u6b62\u5355\u4e2a\u5bb9\u5668\u6d88\u8017\u8fc7\u591a\u8d44\u6e90\uff0c\u8fd8\u53ef\u4ee5\u964d\u4f4e\u6f5c\u5728\u7684\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u98ce\u9669\u3002<\/p>\n
docker run --memory=\"256m\" --cpus=\"1\" -it ubuntu<\/code><\/pre>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5bb9\u5668\u7684\u5185\u5b58\u88ab\u9650\u5236\u4e3a256MB\uff0cCPU\u4f7f\u7528\u9650\u5236\u4e3a1\u4e2a\u6838\u5fc3\u3002\u8fd9\u79cd\u8d44\u6e90\u9650\u5236\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u4e3b\u673a\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n
3. \u4f7f\u7528Docker\u7684\u5b89\u5168\u914d\u7f6e\u6587\u4ef6<\/h2>\n
Docker\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\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2aSeccomp\u914d\u7f6e\u6587\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u5bb9\u5668\u88ab\u653b\u51fb\u7684\u9762\u3002<\/p>\n
{\n  \"defaultAction\": \"SCMP_ACT_ERRNO\",\n  \"syscalls\": [\n    {\n      \"names\": [\"execve\"],\n      \"action\": \"SCMP_ACT_ALLOW\"\n    }\n  ]\n}<\/code><\/pre>\n
\u4e0a\u8ff0\u914d\u7f6e\u6587\u4ef6\u53ea\u5141\u8bb8\u5bb9\u5668\u8c03\u7528execve\u7cfb\u7edf\u8c03\u7528\uff0c\u5176\u4ed6\u7cfb\u7edf\u8c03\u7528\u5c06\u88ab\u62d2\u7edd\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5bb9\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n
4. \u4f7f\u7528Docker\u7684AppArmor\u548cSELinux<\/h2>\n
AppArmor\u548cSELinux\u662fLinux\u5185\u6838\u63d0\u4f9b\u7684\u5b89\u5168\u6a21\u5757\uff0c\u53ef\u4ee5\u4e3aDocker\u5bb9\u5668\u63d0\u4f9b\u989d\u5916\u7684\u5b89\u5168\u5c42\u3002\u901a\u8fc7\u914d\u7f6e\u8fd9\u4e9b\u5b89\u5168\u6a21\u5757\uff0c\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u7684\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u548c\u7f51\u7edc\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n
docker run --security-opt apparmor=your-apparmor-profile -it ubuntu<\/code><\/pre>\n
\u5728\u8fd9\u4e2a\u547d\u4ee4\u4e2d\uff0c\u7528\u6237\u53ef\u4ee5\u6307\u5b9a\u4e00\u4e2aAppArmor\u914d\u7f6e\u6587\u4ef6\uff0c\u4ece\u800c\u9650\u5236\u5bb9\u5668\u7684\u884c\u4e3a\u3002\u7c7b\u4f3c\u5730\uff0cSELinux\u4e5f\u53ef\u4ee5\u901a\u8fc7–security-opt\u9009\u9879\u8fdb\u884c\u914d\u7f6e\u3002<\/p>\n
5. \u5b9a\u671f\u66f4\u65b0\u548c\u626b\u63cf\u955c\u50cf<\/h2>\n
\u4fdd\u6301Docker\u955c\u50cf\u7684\u66f4\u65b0\u662f\u786e\u4fdd\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u3002\u7528\u6237\u5e94\u5b9a\u671f\u68c0\u67e5\u548c\u66f4\u65b0\u57fa\u7840\u955c\u50cf\uff0c\u4ee5\u4fee\u590d\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u5de5\u5177\u5982Clair\u6216Trivy\u53ef\u4ee5\u626b\u63cf\u955c\u50cf\u4e2d\u7684\u6f0f\u6d1e\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u3002<\/p>\n
trivy image your-image:tag<\/code><\/pre>\n
\u4e0a\u8ff0\u547d\u4ee4\u5c06\u626b\u63cf\u6307\u5b9a\u7684Docker\u955c\u50cf\uff0c\u62a5\u544a\u6f5c\u5728\u7684\u5b89\u5168\u95ee\u9898\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u901a\u8fc7\u4f7f\u7528Docker\u7684\u5b89\u5168\u589e\u5f3a\u529f\u80fd\uff0c\u5982\u7528\u6237\u547d\u540d\u7a7a\u95f4\u3001\u8d44\u6e90\u9650\u5236\u3001\u5b89\u5168\u914d\u7f6e\u6587\u4ef6\u3001AppArmor\u548cSELinux\uff0c\u4ee5\u53ca\u5b9a\u671f\u66f4\u65b0\u548c\u626b\u63cf\u955c\u50cf\uff0c\u7528\u6237\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u6027\u3002\u5bf9\u4e8e\u5e0c\u671b\u5728\u5b89\u5168\u73af\u5883\u4e2d\u8fd0\u884c\u5e94\u7528\u7684\u4f01\u4e1a\u6765\u8bf4\uff0c\u9009\u62e9\u5408\u9002\u7684\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u81f3\u5173\u91cd\u8981\u3002\u7c73\u4e91\u63d0\u4f9b\u7684\u7f8e\u56fdVPS<\/a>\u548c\u4e91\u670d\u52a1\u5668<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u80fd\u591f\u4e3a\u7528\u6237\u63d0\u4f9b\u5b89\u5168\u3001\u7a33\u5b9a\u7684\u8fd0\u884c\u73af\u5883\uff0c\u786e\u4fdd\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4f7f\u7528Docker\u7684\u5b89\u5168\u589e\u5f3a\u529f\u80fd\u786e\u4fdd\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\uff1f \u968f\u7740\u4e91\u8ba1\u7b97\u548c\u5fae\u670d\u52a1\u67b6\u6784\u7684\u666e\u53ca\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u5df2\u7ecf\u6210\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u5de5\u5177\u3002\u7136\u800c\uff0c\u5bb9\u5668\u5316\u6280\u672f\u7684\u5e7f\u6cdb\u5e94\u7528\u4e5f\u5e26\u6765\u4e86\u5b89\u5168\u9690\u60a3\u3002\u4e3a\u4e86\u786e\u4fdd\u5bb9\u5668\u5185\u5e94\u7528\u7684\u5b89\u5168\u8fd0\u884c\uff0cDocker\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5b89\u5168\u589e\u5f3a\u529f\u80fd\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u5229\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u63d0\u5347\u5bb9\u5668\u7684\u5b89\u5168\u6027\u3002 1. \u4f7f\u7528Docker\u7684\u7528\u6237\u547d\u540d\u7a7a\u95f4 \u7528\u6237\u547d\u540d\u7a7a\u95f4\u662fDocker\u7684\u4e00\u9879\u91cd\u8981\u5b89\u5168\u529f\u80fd\uff0c\u5b83\u5141\u8bb8\u5bb9\u5668\u5185\u7684\u7528\u6237\u4e0e\u4e3b\u673a\u7cfb\u7edf\u7684\u7528\u6237\u5206\u79bb\u3002\u901a\u8fc7\u542f\u7528\u7528\u6237\u547d\u540d\u7a7a\u95f4\uff0c\u5bb9\u5668\u5185\u7684root\u7528\u6237\u5b9e\u9645\u4e0a\u662f\u4e3b\u673a\u4e0a\u7684\u4e00\u4e2a\u975e\u7279\u6743\u7528\u6237\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002 docker run –userns-remap=default -it ubuntu \u4e0a\u8ff0\u547d\u4ee4\u5c06\u542f\u52a8\u4e00\u4e2aUbuntu\u5bb9\u5668\uff0c\u5e76\u542f\u7528\u7528\u6237\u547d\u540d\u7a7a\u95f4\u3002\u8fd9\u6837\uff0c\u5373\u4f7f\u5bb9\u5668\u88ab\u653b\u9677\uff0c\u653b\u51fb\u8005\u4e5f\u65e0\u6cd5\u83b7\u5f97\u4e3b\u673a\u7cfb\u7edf\u7684root\u6743\u9650\u3002 2. \u9650\u5236\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528 Docker\u5141\u8bb8\u7528\u6237\u901a\u8fc7\u8bbe\u7f6e\u8d44\u6e90\u9650\u5236\u6765\u63a7\u5236\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u4f7f\u7528\u3002\u8fd9\u4e0d\u4ec5\u53ef\u4ee5\u9632\u6b62\u5355\u4e2a\u5bb9\u5668\u6d88\u8017\u8fc7\u591a\u8d44\u6e90\uff0c\u8fd8\u53ef\u4ee5\u964d\u4f4e\u6f5c\u5728\u7684\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u98ce\u9669\u3002 docker run –memory=”256m” –cpus=”1″ -it ubuntu \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5bb9\u5668\u7684\u5185\u5b58\u88ab\u9650\u5236\u4e3a256MB\uff0cCPU\u4f7f\u7528\u9650\u5236\u4e3a1\u4e2a\u6838\u5fc3\u3002\u8fd9\u79cd\u8d44\u6e90\u9650\u5236\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u4e3b\u673a\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002 3. \u4f7f\u7528Docker\u7684\u5b89\u5168\u914d\u7f6e\u6587\u4ef6 Docker\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\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2aSeccomp\u914d\u7f6e\u6587\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u5bb9\u5668\u88ab\u653b\u51fb\u7684\u9762\u3002 { “defaultAction”: “SCMP_ACT_ERRNO”, “syscalls”: [ { “names”: [“execve”], “action”: “SCMP_ACT_ALLOW” } ] } \u4e0a\u8ff0\u914d\u7f6e\u6587\u4ef6\u53ea\u5141\u8bb8\u5bb9\u5668\u8c03\u7528execve\u7cfb\u7edf\u8c03\u7528\uff0c\u5176\u4ed6\u7cfb\u7edf\u8c03\u7528\u5c06\u88ab\u62d2\u7edd\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5bb9\u5668\u7684\u5b89\u5168\u6027\u3002 4. \u4f7f\u7528Docker\u7684AppArmor\u548cSELinux AppArmor\u548cSELinux\u662fLinux\u5185\u6838\u63d0\u4f9b\u7684\u5b89\u5168\u6a21\u5757\uff0c\u53ef\u4ee5\u4e3aDocker\u5bb9\u5668\u63d0\u4f9b\u989d\u5916\u7684\u5b89\u5168\u5c42\u3002\u901a\u8fc7\u914d\u7f6e\u8fd9\u4e9b\u5b89\u5168\u6a21\u5757\uff0c\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u7684\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u548c\u7f51\u7edc\u8bbf\u95ee\u6743\u9650\u3002 docker run –security-opt apparmor=your-apparmor-profile -it ubuntu \u5728\u8fd9\u4e2a\u547d\u4ee4\u4e2d\uff0c\u7528\u6237\u53ef\u4ee5\u6307\u5b9a\u4e00\u4e2aAppArmor\u914d\u7f6e\u6587\u4ef6\uff0c\u4ece\u800c\u9650\u5236\u5bb9\u5668\u7684\u884c\u4e3a\u3002\u7c7b\u4f3c\u5730\uff0cSELinux\u4e5f\u53ef\u4ee5\u901a\u8fc7–security-opt\u9009\u9879\u8fdb\u884c\u914d\u7f6e\u3002 5. \u5b9a\u671f\u66f4\u65b0\u548c\u626b\u63cf\u955c\u50cf \u4fdd\u6301Docker\u955c\u50cf\u7684\u66f4\u65b0\u662f\u786e\u4fdd\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u3002\u7528\u6237\u5e94\u5b9a\u671f\u68c0\u67e5\u548c\u66f4\u65b0\u57fa\u7840\u955c\u50cf\uff0c\u4ee5\u4fee\u590d\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u5de5\u5177\u5982Clair\u6216Trivy\u53ef\u4ee5\u626b\u63cf\u955c\u50cf\u4e2d\u7684\u6f0f\u6d1e\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u3002 trivy image your-image:tag \u4e0a\u8ff0\u547d\u4ee4\u5c06\u626b\u63cf\u6307\u5b9a\u7684Docker\u955c\u50cf\uff0c\u62a5\u544a\u6f5c\u5728\u7684\u5b89\u5168\u95ee\u9898\u3002 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