{"id":164175,"date":"2021-11-03T01:22:57","date_gmt":"2021-11-02T17:22:57","guid":{"rendered":"http:\/\/www.idc.net\/help\/164175\/"},"modified":"2021-11-03T01:22:57","modified_gmt":"2021-11-02T17:22:57","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e7%a9%b6selinux%ef%bc%9a%e4%bf%9d%e9%9a%9c%e7%b3%bb%e7%bb%9f%e5%ae%89%e5%85%a8%e7%9a%84%e7%9b%ae%e5%bd%95%e6%9d%83%e9%99%90%e8%ae%be%e7%bd%ae-selinux-%e7%9b%ae%e5%bd%95","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/164175\/","title":{"rendered":"\u6df1\u5165\u63a2\u7a76SELinux\uff1a\u4fdd\u969c\u7cfb\u7edf\u5b89\u5168\u7684\u76ee\u5f55\u6743\u9650\u8bbe\u7f6e (selinux \u76ee\u5f55\u6743\u9650)"},"content":{"rendered":"<p>\u5728\u4eca\u5929\u7684\u7f51\u7edc\u5b89\u5168\u73af\u5883\u4e2d\uff0c\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u5df2\u7ecf\u6210\u4e3a\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5176\u4e2d\uff0c\u5bf9\u4e8e\u76ee\u5f55\u7684\u6743\u9650\u8bbe\u7f6e\u5c24\u4e3a\u91cd\u8981\u3002SELinux\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u5b89\u5168\u6a21\u5757\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bf9\u76ee\u5f55\u6743\u9650\u8fdb\u884c\u8bbe\u7f6e\u6765\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u7a76SELinux\u5982\u4f55\u4fdd\u969c\u76ee\u5f55\u6743\u9650\uff0c\u8ba9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3\u5982\u4f55\u4fdd\u62a4\u81ea\u5df1\u7684\u7cfb\u7edf\u3002<\/p>\n<p>SELinux\u7684\u76ee\u5f55\u6743\u9650\u8bbe\u7f6e<\/p>\n<p>SELinux\u662f\u4e00\u5957\u5f3a\u5316\u578b\u7684\u5b89\u5168\u7cfb\u7edf\uff0c\u80fd\u591f\u5c06\u6743\u9650\u7684\u6838\u5fc3\u601d\u60f3\u6269\u5c55\u5230\u6587\u4ef6\u7cfb\u7edf\u4e4b\u5916\uff0c\u4ece\u800c\u63d0\u4f9b\u5bf9\u8fdb\u7a0b\u884c\u4e3a\u7684\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236\u3002\u8981\u7406\u89e3SELinux\u7684\u76ee\u5f55\u6743\u9650\u8bbe\u7f6e\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3SELinux\u7684\u51e0\u79cd\u6a21\u5f0f\u3002<\/p>\n<p>1. \u65e0SELinux\u6a21\u5f0f<\/p>\n<p>\u5728\u65e0SELinux\u6a21\u5f0f\u4e0b\uff0c\u6587\u4ef6\u548c\u76ee\u5f55\u7684\u8bbf\u95ee\u6743\u9650\u7531\u6807\u51c6UNIX\u6743\u9650\u6a21\u578b\u5904\u7406\u3002\u8fd9\u610f\u5473\u7740\u6bcf\u4e2a\u6587\u4ef6\u548c\u76ee\u5f55\u5c06\u6709\u5c5e\u4e3b\/\u5c5e\u7ec4\u4e4b\u7c7b\u7684UNIX\u6743\u9650\u5c5e\u6027\u3002\u8fd9\u4e2a\u6a21\u5f0f\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528chmod\u547d\u4ee4\u6765\u4fee\u6539\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u6743\u9650\u3002<\/p>\n<p>2. \u5f3a\u5236SELinux\u6a21\u5f0f<\/p>\n<p>\u5f3a\u5236SELinux\u6a21\u5f0f\u8981\u9ad8\u4e8e\u65e0SELinux\u6a21\u5f0f\u3002\u5728\u6b64\u6a21\u5f0f\u4e0b\uff0c\u6587\u4ef6\u548c\u76ee\u5f55\u7684\u6743\u9650\u88abSELinux\u5f3a\u5236\u6267\u884c\uff0c\u5e76\u901a\u8fc7\u5f3a\u5236\u89c4\u5219\u6765\u505a\u51fa\u8bbf\u95ee\u51b3\u7b56\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u8fdb\u7a0b\u5c1d\u8bd5\u5199\u5165\u4e00\u4e2a\u76ee\u6807\uff0c\u4f46\u76ee\u6807\u5728\u5f3a\u5236\u7b56\u7565\u4e0b\u7981\u6b62\u5199\u5165\u64cd\u4f5c\uff0c\u90a3\u4e48\u8be5\u8fdb\u7a0b\u5c06\u88ab\u62d2\u7edd\u8bbf\u95ee\u76ee\u6807\u6587\u4ef6\u3002<\/p>\n<p>3. \u5bb9\u5fcdSELinux\u6a21\u5f0f<\/p>\n<p>\u5bb9\u5fcdSELinux\u6a21\u5f0f\u662f\u4ecb\u4e8e\u4e0a\u8ff0\u4e24\u8005\u4e4b\u95f4\u7684\u4e00\u79cd\u6a21\u5f0f\u3002\u5728\u5bb9\u5fcd\u6a21\u5f0f\u4e0b\uff0c\u6587\u4ef6\u548c\u76ee\u5f55\u88ab\u8d4b\u4e88SELinux\u7b56\u7565\u548cUNIX\u6743\u9650\uff0c\u4f46\u5f3a\u5236\u7b56\u7565\u5c06\u4e0d\u4f1a\u5b8c\u5168\u6267\u884c\u3002\u5b83\u8fd8\u5141\u8bb8\u8fdb\u7a0b\u5728\u4e0d\u89e6\u53d1\u5f3a\u5236\u89c4\u5219\u7684\u524d\u63d0\u4e0b\u8bbf\u95ee\u88ab\u9650\u5236\u7684\u76ee\u5f55\u548c\u6587\u4ef6\u3002<\/p>\n<p>\u901a\u8fc7SELinux\u7684\u8fd9\u51e0\u79cd\u6a21\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u51faSELinux\u6240\u63d0\u4f9b\u7684\u5b89\u5168\u7279\u6027\u3002\u540c\u65f6\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u4e9b\u6a21\u5f0f\u7684\u9009\u62e9\u662f\u6839\u636e\u5b89\u5168\u7ea7\u522b\u548c\u7279\u5b9a\u9700\u6c42\u8fdb\u884c\u7684\u3002<\/p>\n<p>\u9488\u5bf9\u76ee\u5f55\u6743\u9650\u7684\u8bbe\u7f6e<\/p>\n<p>\u5728SELinux\u7684\u6587\u4ef6\u76ee\u5f55\u6743\u9650\u4e2d\uff0c\u6bcf\u4e2a\u76ee\u5f55\u90fd\u88ab\u8d4b\u4e88\u4e86\u4e00\u4e2a\u7c7b\u578b\u3002\u76ee\u5f55\u7c7b\u578b\u901a\u5e38\u4ee5\u76ee\u5f55\u6811\u7684\u6839\u90e8\u8fdb\u884c\u6807\u8bb0\uff0c\u5e76\u5728\u5b50\u76ee\u5f55\u4e2d\u88ab\u7ee7\u627f\u3002\u5b83\u662f\u7531SELinux\u7b56\u7565\u51b3\u5b9a\u5e76\u5728\u6587\u4ef6\u7cfb\u7edf\u4e0a\u6267\u884c\u7684\u3002<\/p>\n<p>SELinux\u6240\u6709\u7684\u7c7b\u578b\u90fd\u662f\u552f\u4e00\u7684\uff0c\u5176\u5206\u7c7b\u65b9\u5f0f\u4e5f\u6709\u5f88\u591a\uff0c\u5176\u4e2d\u5305\u62ec\u901a\u7528\u6587\u4ef6\u7c7b\u578b\uff08\u5982\u6587\u4ef6\u7cfb\u7edf\uff0c\u8fdb\u7a0b\u65e5\u5fd7\u7b49\uff09\u548c\u7279\u5b9a\u4e8e\u5e94\u7528\u7a0b\u5e8f\u6216\u5ba2\u4f53\u7684\u7c7b\u578b\u3002\u5e94\u7528\u8fdb\u7a0b\u548c\u5b88\u62a4\u8fdb\u7a0b\u6709\u81ea\u5df1\u7684\u5b89\u5168\u4e0a\u4e0b\u6587\uff0c\u5e76\u4e14\u53ef\u4ee5\u9650\u5236\u5b83\u4eec\u4f7f\u7528\u7684\u6587\u4ef6\u96c6\u548c\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u8981\u4fdd\u8bc1SELinux\u80fd\u591f\u6b63\u786e\u4fdd\u969c\u76ee\u5f55\u6743\u9650\uff0c\u6211\u4eec\u9700\u8981\u5b66\u4e60\u4f7f\u7528\u547d\u4ee4\u548c\u914d\u7f6eSELinux\u7b56\u7565\u3002\u4f8b\u5982\uff1a<\/p>\n<p>1. \u4f7f\u7528chcon\u547d\u4ee4\u6765\u66f4\u6539\u6587\u4ef6\u7684\u5b89\u5168\u4e0a\u4e0b\u6587\u3002\u8fd9\u4e2a\u547d\u4ee4\u53ef\u4ee5\u8ba9SELinux\u5728\u6587\u4ef6\u7684\u8bbf\u95ee\u4e0a\u4e0b\u6587\u4e2d\u52a0\u5165\u7279\u5b9a\u4fe1\u606f\u3002\u4f8b\u5982\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>sudo chcon -t httpd_sys_content_t \/var\/www\/html\/index.html<\/p>\n<p>\u201c`<\/p>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u5c06\u5b89\u5168\u4e0a\u4e0b\u6587\u6807\u8bb0\u4e3a`httpd_sys_content_t`\uff0c\u7528\u4e8eWeb\u670d\u52a1\u5668\u7684\u76f8\u5173\u6587\u4ef6\u3002<\/p>\n<p>2. \u4f7f\u7528semanage\u547d\u4ee4\u6765\u7ba1\u7406SELinux\u7b56\u7565\u3002semanage\u662f\u4e00\u4e2a\u7ba1\u7406SELinux\u7b56\u7565\u7684\u5de5\u5177\u3002\u5b83\u5141\u8bb8\u7528\u6237\u521b\u5efa\u81ea\u5df1\u7684\u7b56\u7565\uff0c\u6dfb\u52a0\u548c\u5220\u9664\u7b56\u7565\u6a21\u5757\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\u6dfb\u52a0web\u670d\u52a1\u5668\u7684\u7b56\u7565\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>sudo semanage fcontext -a -t httpd_sys_content_t \u201c\/web(\/.*)?\u201d<\/p>\n<p>\u201c`<\/p>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u5c06\u5728SELinux\u7b56\u7565\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u6807\u8bb0\u3002<\/p>\n<p>\u5728\u4f7f\u7528Linux\u7cfb\u7edf\u65f6\uff0c\u4fdd\u969c\u76ee\u5f55\u6743\u9650\u662f\u91cd\u8981\u7684\u4e00\u73af\u3002SELinux\u901a\u8fc7\u5b9e\u73b0\u4e0d\u540c\u5b89\u5168\u7ea7\u522b\u548c\u8bbe\u5907\u63a7\u5236\u6765\u964d\u4f4e\u7cfb\u7edf\u7684\u653b\u51fb\u9762\uff0c\u5e76\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002\u672c\u6587\u4ecb\u7ecd\u4e86SELinux\u7684\u76ee\u5f55\u6743\u9650\u8bbe\u7f6e\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u76f8\u5e94\u7684\u547d\u4ee4\u548c\u914d\u7f6eSELinux\u7b56\u7565\u6765\u4fdd\u969c\u7cfb\u7edf\u5b89\u5168\u3002\u5728\u4f7f\u7528SELinux\u65f6\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u76f8\u5e94\u7684\u6a21\u5f0f\uff0c\u4ee5\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>Android \u4e2d\u600e\u6837\u67e5\u627eSELinux\u5bfc\u81f4\u7684\u6743\u9650\u53d7\u9650\u95ee\u9898<\/li>\n<\/ul>\n<h3>Android \u4e2d\u600e\u6837\u67e5\u627eSELinux\u5bfc\u81f4\u7684\u6743\u9650\u53d7\u9650\u95ee\u9898<\/h3>\n<p>\u9996\u5148\u8fd0\u884c\u547d\u4ee4\uff1a<\/p>\n<p>adb remount<\/p>\n<p>\u7136\u540e<\/p>\n<p>adb shell dmesg -C | grep avc<\/p>\n<p> (0)type=1400 audit(.212:214): avc: denied { ioctl } for pid=5684 comm=\u201dadbd\u201d path=\u201d\/dev\/block\/mmcblk0p20\u2033 dev=\u201dtmpfs\u201d ino=317 scontext=u:r:adbd:s0 tcontext=u:object_r:platformblk_device:s0 tclass=blk_file permissive=0<\/p>\n<\/p>\n<p>\u8154\u6ca1 (0)type=1400 audit(.212:215): avc: denied { remount } for pid=5684 comm=\u201dadbd\u201d scontext=u:r:adbd:s0 tcontext=u:object_r:labeledfs:s0 tclass=filesystem permissive=0<\/p>\n<\/p>\n<p> (0)type=1400 audit(.212:216): avc: denied { sys_admin } for pid=5684 comm=\u201d\u4f8d\u614eadbd\u201d capability=21 scontext=u:r:adbd:s0 tcontext=u:r:adbd:s0 tclass=capability permissive=0<\/p>\n<\/p>\n<p>\u4ece\u65e5\u5fd7\u4e2d\uff0c\u6211\u4eec\u53d1\u73b0\u7c7b\u578b\u4e3alabeledfs\uff0c \u7f3a\u5c11\u6743\u9650remount<\/p>\n<p>\u6240\u4ee5\u8981\u5728\u7b56\u4f0d\u8c08\u7eb3\u7565\u4e2d\u914d\u7f6e<\/p>\n<p>allow adbd labeledfs:filesystem remount;<\/p>\n<p>selinux \u76ee\u5f55\u6743\u9650\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8eselinux \u76ee\u5f55\u6743\u9650,\u6df1\u5165\u63a2\u7a76SELinux\uff1a\u4fdd\u969c\u7cfb\u7edf\u5b89\u5168\u7684\u76ee\u5f55\u6743\u9650\u8bbe\u7f6e,Android \u4e2d\u600e\u6837\u67e5\u627eSELinux\u5bfc\u81f4\u7684\u6743\u9650\u53d7\u9650\u95ee\u9898\u7684\u4fe1\u606f\u522b\u5fd8\u4e86\u5728\u672c\u7ad9\u8fdb\u884c\u67e5\u627e\u5594\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4eca\u5929\u7684\u7f51\u7edc\u5b89\u5168\u73af\u5883\u4e2d\uff0c\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u5df2\u7ecf\u6210\u4e3a\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5176\u4e2d\uff0c\u5bf9\u4e8e\u76ee\u5f55\u7684\u6743\u9650\u8bbe\u7f6e\u5c24\u4e3a\u91cd\u8981\u3002SELinux [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-164175","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/164175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=164175"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/164175\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=164175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=164175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=164175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}