{"id":63037,"date":"2025-04-29T10:43:37","date_gmt":"2025-04-29T02:43:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63037\/"},"modified":"2025-04-29T10:43:37","modified_gmt":"2025-04-29T02:43:37","slug":"%e7%a0%94%e7%a9%b6selinux%e4%b8%89%e7%a7%8d%e7%ad%96%e7%95%a5%e7%b1%bb%e5%9e%8b-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63037\/","title":{"rendered":"\u7814\u7a76SELinux\u4e09\u79cd\u7b56\u7565\u7c7b\u578b"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/164\/170894827531790.jpg\" class=\"aligncenter\" title=\"\u7814\u7a76SELinux\u4e09\u79cd\u7b56\u7565\u7c7b\u578b\u63d2\u56fe\" alt=\"\u7814\u7a76SELinux\u4e09\u79cd\u7b56\u7565\u7c7b\u578b\u63d2\u56fe\" \/><\/p>\n<p>SELinux\uff08Security-Enhanced Linux\uff09\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u5b89\u5168\u5b50\u7cfb\u7edf\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bbf\u95ee\u63a7\u5236\u5b89\u5168\u673a\u5236\uff0c\u901a\u8fc7\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236\uff08MAC\uff09\u6765\u9650\u5236\u7a0b\u5e8f\u548c\u7528\u6237\u7684\u884c\u4e3a\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002SELinux\u7684\u6838\u5fc3\u662f\u57fa\u4e8e\u7b56\u7565\u7684\u673a\u5236\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7c7b\u578b\u7684\u7b56\u7565\u6765\u63a7\u5236\u4e0d\u540c\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u5728SELinux\u4e2d\uff0c\u6709\u4e09\u79cd\u4e3b\u8981\u7684\u7b56\u7565\u7c7b\u578b\uff0c\u5305\u62ec\uff1a\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\u3001\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff08TE\uff09\u3001\u548c\u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\uff08MLS\uff09\u3002\u4e0b\u9762\u5c06\u5206\u522b\u89e3\u6790\u8fd9\u4e09\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5e76\u9644\u4e0a\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\uff1a<br \/>\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u4e00\u79cd\u57fa\u672c\u7684\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u89d2\u8272\u6765\u7ed9\u4e88\u4e0d\u540c\u7684\u6743\u9650\u3002\u6bcf\u4e2a\u89d2\u8272\u53ef\u4ee5\u62e5\u6709\u4e00\u7cfb\u5217\u7684\u6743\u9650\uff0c\u800c\u7528\u6237\u5219\u6839\u636e\u81ea\u8eab\u7684\u89d2\u8272\u88ab\u6388\u4e88\u76f8\u5e94\u7684\u6743\u9650\u3002\u901a\u8fc7\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u52a0\u7ec6\u7c92\u5ea6\u7684\u6743\u9650\u63a7\u5236\u3002<\/li>\n<\/ol>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3aadmin\u7684\u89d2\u8272\nsemanage login -a -s admin admin_user\n\n# \u5c06\u89d2\u8272admin\u6388\u4e88\u80fd\u591f\u8bbf\u95ee\u67d0\u4e2a\u6587\u4ef6\u7684\u6743\u9650\nchcon -R -t admin_t \/path\/to\/file<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff08TE\uff09\uff1a<br \/>\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u7684\u53e6\u4e00\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u4e3b\u8981\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u5bf9\u8c61\u7c7b\u578b\u6765\u63a7\u5236\u4e0d\u540c\u5bf9\u8c61\u4e4b\u95f4\u7684\u8bbf\u95ee\u6743\u9650\u3002\u6bcf\u4e2a\u5bf9\u8c61\u7c7b\u578b\u90fd\u6709\u5176\u76f8\u5e94\u7684\u8bbf\u95ee\u89c4\u5219\uff0c\u4ee5\u53ca\u5141\u8bb8\u8bbf\u95ee\u8be5\u5bf9\u8c61\u7c7b\u578b\u7684\u4e3b\u4f53\u3002\u901a\u8fc7\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6587\u4ef6\u3001\u8fdb\u7a0b\u7b49\u4e0d\u540c\u5bf9\u8c61\u7684\u8bbf\u95ee\u63a7\u5236\u3002<\/li>\n<\/ol>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3amyapp\u7684\u7c7b\u578b\nsemanage fcontext -a -t myapp_exec_t \/path\/to\/myapp\n\n# \u5c06myapp_exec_t\u7c7b\u578b\u8d4b\u4e88myapp\u8fdb\u7a0b\u7684\u6743\u9650\nallow myapp_t myapp_exec_t: file { execute }<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\uff08MLS\uff09\uff1a<br \/>\u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u6700\u4e3a\u4e25\u683c\u548c\u7075\u6d3b\u7684\u4e00\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u4e3b\u8981\u901a\u8fc7\u5b9a\u4e49\u5bf9\u8c61\u7684\u5b89\u5168\u7ea7\u522b\u5c5e\u6027\u6765\u63a7\u5236\u8bbf\u95ee\u6743\u9650\u3002\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u5176\u76f8\u5e94\u7684\u5b89\u5168\u7ea7\u522b\u6807\u7b7e\uff0c\u53ea\u6709\u4e0e\u4e4b\u5339\u914d\u7684\u4e3b\u4f53\u624d\u80fd\u8bbf\u95ee\u8be5\u5bf9\u8c61\u3002MLS\u7b56\u7565\u7c7b\u578b\u901a\u5e38\u5e94\u7528\u4e8e\u9700\u8981\u4e25\u683c\u4fdd\u62a4\u4fe1\u606f\u7684\u573a\u666f\uff0c\u5982\u519b\u4e8b\u3001\u653f\u5e9c\u7b49\u9886\u57df\u3002<\/li>\n<\/ol>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u4e3a\u6587\u4ef6\u8bbe\u7f6eMLS\u7ea7\u522b\u5c5e\u6027\nchcon unconfined_u:system_r:unconfined_t:s0-s0:c0.c1023 \/path\/to\/file\n\n# \u68c0\u67e5MLS\u7ea7\u522b\u5c5e\u6027\nls -Z \/path\/to\/file<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3SELinux\u4e2d\u4e0d\u540c\u7b56\u7565\u7c7b\u578b\u7684\u5e94\u7528\u65b9\u5f0f\u548c\u63a7\u5236\u539f\u7406\u3002\u4e0d\u540c\u7684\u7b56\u7565\u7c7b\u578b\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u6765\u9009\u62e9\u548c\u914d\u7f6e\uff0c\u4ee5\u5b9e\u73b0\u7cfb\u7edf\u7684\u5b89\u5168\u4fdd\u62a4\u548c\u8bbf\u95ee\u63a7\u5236\u3002 SELinux\u7684\u7b56\u7565\u7c7b\u578b\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u5168\u9762\u7684\u5b89\u5168\u4fdd\u62a4\uff0c\u540c\u65f6\u4e5f\u4e3a\u7cfb\u7edf\u7ba1\u7406\u5458\u63d0\u4f9b\u4e86\u66f4\u591a\u7075\u6d3b\u6027\u548c\u53ef\u5b9a\u5236\u6027\uff0c\u5e2e\u52a9\u4ed6\u4eec\u66f4\u597d\u5730\u7ba1\u7406\u548c\u4fdd\u62a4\u7cfb\u7edf\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u7814\u7a76SELinux\u4e09\u79cd\u7b56\u7565\u7c7b\u578b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SELinux\uff08Security-Enhanced Linux\uff09\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u5b89\u5168\u5b50\u7cfb\u7edf\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bbf\u95ee\u63a7\u5236\u5b89\u5168\u673a\u5236\uff0c\u901a\u8fc7\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236\uff08MAC\uff09\u6765\u9650\u5236\u7a0b\u5e8f\u548c\u7528\u6237\u7684\u884c\u4e3a\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002SELinux\u7684\u6838\u5fc3\u662f\u57fa\u4e8e\u7b56\u7565\u7684\u673a\u5236\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7c7b\u578b\u7684\u7b56\u7565\u6765\u63a7\u5236\u4e0d\u540c\u7684\u8bbf\u95ee\u6743\u9650\u3002 \u5728SELinux\u4e2d\uff0c\u6709\u4e09\u79cd\u4e3b\u8981\u7684\u7b56\u7565\u7c7b\u578b\uff0c\u5305\u62ec\uff1a\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\u3001\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff08TE\uff09\u3001\u548c\u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\uff08MLS\uff09\u3002\u4e0b\u9762\u5c06\u5206\u522b\u89e3\u6790\u8fd9\u4e09\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5e76\u9644\u4e0a\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\uff1a\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u4e00\u79cd\u57fa\u672c\u7684\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u89d2\u8272\u6765\u7ed9\u4e88\u4e0d\u540c\u7684\u6743\u9650\u3002\u6bcf\u4e2a\u89d2\u8272\u53ef\u4ee5\u62e5\u6709\u4e00\u7cfb\u5217\u7684\u6743\u9650\uff0c\u800c\u7528\u6237\u5219\u6839\u636e\u81ea\u8eab\u7684\u89d2\u8272\u88ab\u6388\u4e88\u76f8\u5e94\u7684\u6743\u9650\u3002\u901a\u8fc7\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u52a0\u7ec6\u7c92\u5ea6\u7684\u6743\u9650\u63a7\u5236\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a # \u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3aadmin\u7684\u89d2\u8272 semanage login -a -s admin admin_user # \u5c06\u89d2\u8272admin\u6388\u4e88\u80fd\u591f\u8bbf\u95ee\u67d0\u4e2a\u6587\u4ef6\u7684\u6743\u9650 chcon -R -t admin_t \/path\/to\/file \u767b\u5f55\u540e\u590d\u5236 \u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff08TE\uff09\uff1a\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u7684\u53e6\u4e00\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u4e3b\u8981\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u5bf9\u8c61\u7c7b\u578b\u6765\u63a7\u5236\u4e0d\u540c\u5bf9\u8c61\u4e4b\u95f4\u7684\u8bbf\u95ee\u6743\u9650\u3002\u6bcf\u4e2a\u5bf9\u8c61\u7c7b\u578b\u90fd\u6709\u5176\u76f8\u5e94\u7684\u8bbf\u95ee\u89c4\u5219\uff0c\u4ee5\u53ca\u5141\u8bb8\u8bbf\u95ee\u8be5\u5bf9\u8c61\u7c7b\u578b\u7684\u4e3b\u4f53\u3002\u901a\u8fc7\u57fa\u4e8e\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6587\u4ef6\u3001\u8fdb\u7a0b\u7b49\u4e0d\u540c\u5bf9\u8c61\u7684\u8bbf\u95ee\u63a7\u5236\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a # \u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3amyapp\u7684\u7c7b\u578b semanage fcontext -a -t myapp_exec_t \/path\/to\/myapp # \u5c06myapp_exec_t\u7c7b\u578b\u8d4b\u4e88myapp\u8fdb\u7a0b\u7684\u6743\u9650 allow myapp_t myapp_exec_t: file { execute } \u767b\u5f55\u540e\u590d\u5236 \u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\uff08MLS\uff09\uff1a\u57fa\u4e8e\u5c5e\u6027\u7684\u8bbf\u95ee\u63a7\u5236\u662fSELinux\u4e2d\u6700\u4e3a\u4e25\u683c\u548c\u7075\u6d3b\u7684\u4e00\u79cd\u7b56\u7565\u7c7b\u578b\uff0c\u5b83\u4e3b\u8981\u901a\u8fc7\u5b9a\u4e49\u5bf9\u8c61\u7684\u5b89\u5168\u7ea7\u522b\u5c5e\u6027\u6765\u63a7\u5236\u8bbf\u95ee\u6743\u9650\u3002\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u5176\u76f8\u5e94\u7684\u5b89\u5168\u7ea7\u522b\u6807\u7b7e\uff0c\u53ea\u6709\u4e0e\u4e4b\u5339\u914d\u7684\u4e3b\u4f53\u624d\u80fd\u8bbf\u95ee\u8be5\u5bf9\u8c61\u3002MLS\u7b56\u7565\u7c7b\u578b\u901a\u5e38\u5e94\u7528\u4e8e\u9700\u8981\u4e25\u683c\u4fdd\u62a4\u4fe1\u606f\u7684\u573a\u666f\uff0c\u5982\u519b\u4e8b\u3001\u653f\u5e9c\u7b49\u9886\u57df\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a # \u4e3a\u6587\u4ef6\u8bbe\u7f6eMLS\u7ea7\u522b\u5c5e\u6027 chcon unconfined_u:system_r:unconfined_t:s0-s0:c0.c1023 \/path\/to\/file # \u68c0\u67e5MLS\u7ea7\u522b\u5c5e\u6027 ls -Z \/path\/to\/file \u767b\u5f55\u540e\u590d\u5236 \u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3SELinux\u4e2d\u4e0d\u540c\u7b56\u7565\u7c7b\u578b\u7684\u5e94\u7528\u65b9\u5f0f\u548c\u63a7\u5236\u539f\u7406\u3002\u4e0d\u540c\u7684\u7b56\u7565\u7c7b\u578b\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u6765\u9009\u62e9\u548c\u914d\u7f6e\uff0c\u4ee5\u5b9e\u73b0\u7cfb\u7edf\u7684\u5b89\u5168\u4fdd\u62a4\u548c\u8bbf\u95ee\u63a7\u5236\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-63037","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63037","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=63037"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63037\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63037"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63037"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}