\u6587\u4ef6\u7684\u7c98\u6ede\u4f4d(sticky)\u4f4d\u662f\u4f5c\u4ec0\u4e48\u7528\u7684\uff1f
\n\u666e\u901a\u6587\u4ef6\u7684sticky\u4f4d\u4f1a\u88ablinux\u5185\u6838\u5ffd\u7565\uff0c
\n\u76ee\u5f55\u7684sticky\u4f4d\u8868\u793a\u8fd9\u4e2a\u76ee\u5f55\u91cc\u7684\u6587\u4ef6\u53ea\u80fd\u88abowner\u548croot\u5220\u9664<\/p>\n
\u7c98\u7740\u4f4d\uff08Sticky bit\uff09
\n\u5982\u679c\u7528\u6237\u5bf9\u76ee\u5f55\u6709\u5199\u6743\u9650\uff0c\u5219\u53ef\u4ee5\u5220\u9664\u5176\u4e2d\u7684\u6587\u4ef6\u548c\u5b50\u76ee\u5f55\uff0c\u5373\u4f7f\u8be5\u7528\u6237\u4e0d\u662f\u8fd9\u4e9b\u6587\u4ef6\u7684\u6240\u6709\u8005\uff0c\u800c\u4e14\u4e5f\u6ca1\u6709\u8bfb\u6216\u5199\u8bb8\u53ef\u3002\u7c98\u7740\u4f4d\u51fa\u73b0\u6267\u884c\u8bb8\u53ef\u7684\u4f4d\u7f6e\u4e0a\uff0c\u7528t\u8868\u793a\uff0c\u8bbe\u7f6e\u4e86\u8be5\u4f4d\u540e\uff0c\u5176\u5b83\u7528\u6237\u5c31\u4e0d\u53ef\u4ee5\u5220\u9664\u4e0d\u5c5e\u4e8e\u4ed6\u7684\u6587\u4ef6\u548c\u76ee\u5f55\u3002\u4f46\u662f\u8be5\u76ee\u5f55\u4e0b\u7684\u76ee\u5f55\u4e0d\u7ee7\u627f\u8be5\u6743\u9650\uff0c\u8981\u518d\u8bbe\u7f6e\u624d\u53ef\u4f7f\u7528\u3002
\n# chmod 1770 xxx<\/p>\n
\u4e3e\u4e00\u4e2alinux\u4e0b\u7684\u5e38\u89c1\u76ee\u5f55\u6765\u505a\u4f8b\u5b50\uff0c\u4e5f\u5c31\u662f \/tmp \u76ee\u5f55\u6765\u8bf4\u4e00\u4e0b\u7c98\u8fde\u4f4d\u7684\u4f5c\u7528\u3002
\n#ls -dl \/tmp
\ndrwxrwxrwt 4 root\u00a0\u00a0\u00a0 root\u00a0 ………
\n\u6ce8\u610fother\u4f4d\u7f6e\u7684t\uff0c\u8fd9\u4fbf\u662f\u7c98\u8fde\u4f4d\u3002
\n\u6211\u4eec\u90fd\u77e5\u9053\uff0c\/tmp\u5e38\u88ab\u6211\u4eec\u7528\u6765\u5b58\u653e\u4e34\u65f6\u6587\u4ef6\uff0c\u662f\u6240\u6709\u7528\u6237\u3002\u4f46\u662f\u6211\u4eec\u4e0d\u5e0c\u671b\u522b\u7684\u7528\u6237\u968f\u968f\u4fbf\u4fbf\u7684\u5c31\u5220\u9664\u4e86\u81ea\u5df1\u7684\u6587\u4ef6\uff0c\u4e8e\u662f\u4fbf\u6709\u4e86\u7c98\u8fde\u4f4d\uff0c\u5b83\u7684\u4f5c\u7528\u4fbf\u662f\u8ba9\u7528\u6237\u53ea\u80fd\u5220\u9664\u5c5e\u4e8e\u81ea\u5df1\u7684\u6587\u4ef6\u3002<\/p>\n
\u90a3\u4e48\u539f\u6765\u7684\u6267\u884c\u6807\u5fd7x\u5230\u54ea\u91cc\u53bb\u4e86\u5462? \u7cfb\u7edf\u662f\u8fd9\u6837\u89c4\u5b9a\u7684, \u5047\u5982\u672c\u6765\u5728\u8be5\u4f4d\u4e0a\u6709x, \u5219\u8fd9\u4e9b\u7279\u522b\u6807\u5fd7 (suid, sgid, sticky) \u663e\u793a\u4e3a\u5c0f\u5199\u5b57\u6bcd (s, s, t). \u5426\u5219, \u663e\u793a\u4e3a\u5927\u5199\u5b57\u6bcd (S, S, T) \u3002
\n3)\u7c98\u7740\u4f4d(sticky)<\/p>\n
eg:<\/p>\n
chmod 777 abc<\/p>\n
chmod +t abc<\/p>\n
\u7b49\u4ef7\u4e8e<\/p>\n
chmod 1777 abc<\/p>\n
\u5728\u4ee5\u524d\u65e7\u7684\u7cfb\u7edf\u5f53\u4e2d,\u5982\u679c\u4e00\u4e2a\u7a0b\u5e8f\u6587\u4ef6\u4e00\u65e6\u8bbe\u7f6e\u4e86\u7c98\u7740\u4f4d,
\n\u90a3\u4e48\u5f53\u8be5\u7a0b\u5e8f\u4e2d\u6b62\u7684\u65f6\u5019\u4ed6\u7684\u6240\u6709\u6307\u4ee4\u6bb5\u5c06\u88ab\u4fdd\u5b58\u5230\u7cfb\u7edf\u7684\u4ea4\u6362\u5206\u533a\u5f53\u4e2d,
\n\u518d\u6b21\u8fd0\u884c\u65f6\u53ef\u4ee5\u66f4\u5feb\u7684\u8c03\u5165\u7cfb\u7edf.<\/p>\n
\u4e0d\u8fc7\u73b0\u5728\u7684\u64cd\u4f5c\u7cfb\u7edf\u5df2\u7ecf\u4e0d\u518d\u4f7f\u7528\u8fd9\u79cd\u529f\u80fd\u4e86.
\n\u4f46\u8fd9\u5e76\u4e0d\u8868\u793a\u8fd9\u4e00\u529f\u80fd\u5df2\u7ecf\u5b8c\u5168\u88ab\u5e9f\u5f03.
\n\u5f53\u4e00\u4e2a\u76ee\u5f55\u8bbe\u7f6e\u4e3a\u7c98\u7740\u4f4d\u65f6\uff0c\u5b83\u5c06\u53d1\u6325\u7279\u6b8a\u7684\u4f5c\u7528,<\/p>\n
\u5373\u5f53\u4e00\u4e2a\u76ee\u5f55\u88ab\u8bbe\u7f6e\u4e3a”\u7c98\u7740\u4f4d”(\u7528chmod a+t),\u5219\u8be5\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u53ea\u80fd\u7531 \u6587\u4ef6\u7684\u7c98\u6ede\u4f4d(sticky)\u4f4d\u662f\u4f5c\u4ec0\u4e48\u7528\u7684\uff1f \u666e\u901a\u6587\u4ef6\u7684sticky\u4f4d\u4f1a\u88ablinux\u5185\u6838\u5ffd\u7565\uff0c \u76ee\u5f55\u7684stic … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49],"tags":[],"class_list":["post-1313","post","type-post","status-publish","format-standard","hentry","category-linux"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=1313"}],"version-history":[{"count":4,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1313\/revisions"}],"predecessor-version":[{"id":1317,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1313\/revisions\/1317"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=1313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=1313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=1313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n\u4e00\u3001\u8d85\u7ea7\u7ba1\u7406\u5458\u5220\u9664
\n\u4e8c\u3001\u8be5\u76ee\u5f55\u7684\u6240\u6709\u8005\u5220\u9664
\n\u4e09\u3001\u8be5\u6587\u4ef6\u7684\u6240\u6709\u8005\u5220\u9664
\n\u4e5f\u5c31\u662f\u8bf4,\u5373\u4fbf\u8be5\u76ee\u5f55\u662f\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u5199,\u4f46\u4e5f\u53ea\u6709\u6587\u4ef6\u7684\u5c5e\u4e3b\u624d\u53ef\u4ee5\u5220\u9664\u6587\u4ef6<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"