{"id":67068,"date":"2026-01-28T07:25:22","date_gmt":"2026-01-27T23:25:22","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/67068.html"},"modified":"2026-01-28T07:25:22","modified_gmt":"2026-01-27T23:25:22","slug":"linux%e5%88%b0%e5%ba%95%e4%b8%ba%e4%bb%80%e4%b9%88%e8%a6%81%e8%ae%be%e7%bd%ae%e7%94%a8%e6%88%b7%e7%94%a8%e6%88%b7%e7%bb%84%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/67068.html","title":{"rendered":"Linux\u5230\u5e95\u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u7528\u6237:\u7528\u6237\u7ec4\uff1f"},"content":{"rendered":"<p>Linux \u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u201c\u7528\u6237:\u7528\u6237\u7ec4\u201d&#xff1f;<br \/>\n\u8fd9\u4e0d\u662f\u5386\u53f2\u9057\u7559&#xff0c;\u800c\u662f \u64cd\u4f5c\u7cfb\u7edf\u5b89\u5168\u6a21\u578b\u7684\u57fa\u77f3\u3002\u5176\u6838\u5fc3\u76ee\u6807\u662f&#xff1a;\u5728\u591a\u7528\u6237\u5171\u4eab\u7cfb\u7edf\u8d44\u6e90\u7684\u524d\u63d0\u4e0b&#xff0c;\u5b9e\u73b0\u6700\u5c0f\u6743\u9650\u539f\u5219&#xff08;Principle of Least Privilege&#xff09;\u548c\u804c\u8d23\u9694\u79bb\u3002<\/p>\n<hr \/>\n<h4>\u4e00\u3001\u8bbe\u8ba1\u54f2\u5b66&#xff1a;\u4e3a\u4ec0\u4e48\u9700\u8981\u8eab\u4efd&#xff1f;<\/h4>\n<h5>\u25b6 1. \u591a\u7528\u6237\u7cfb\u7edf\u7684\u672c\u8d28\u9700\u6c42<\/h5>\n<ul>\n<li>Unix \u8d77\u6e90&#xff1a;\n<ul>\n<li>1970 \u5e74\u4ee3\u5927\u578b\u673a \u2192 \u591a\u4eba\u5171\u4eab\u4e00\u53f0\u8ba1\u7b97\u673a<\/li>\n<li>\u5fc5\u987b\u9632\u6b62&#xff1a;\n<ul>\n<li>\u7528\u6237 A \u5220\u9664\u7528\u6237 B \u7684\u6587\u4ef6<\/li>\n<li>\u666e\u901a\u7528\u6237\u4fee\u6539\u7cfb\u7edf\u914d\u7f6e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u73b0\u4ee3\u6620\u5c04&#xff1a;\n<ul>\n<li>\u5373\u4f7f\u5355\u7528\u6237\u684c\u9762&#xff0c;\u8fdb\u7a0b\u4e5f\u9700\u9694\u79bb&#xff08;\u6d4f\u89c8\u5668 \u2260 \u6570\u636e\u5e93 \u2260 Web \u670d\u52a1&#xff09;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>\u25b6 2. \u6700\u5c0f\u6743\u9650\u539f\u5219&#xff08;PoLP&#xff09;<\/h5>\n<p>\u201c\u4efb\u4f55\u5b9e\u4f53&#xff08;\u7528\u6237\/\u8fdb\u7a0b&#xff09;\u53ea\u5e94\u62e5\u6709\u5b8c\u6210\u5176\u4efb\u52a1\u6240\u5fc5\u9700\u7684\u6700\u5c0f\u6743\u9650\u3002\u201d<\/p>\n<ul>\n<li>\u7528\u6237&#xff1a;\u666e\u901a\u7528\u6237\u4e0d\u80fd\u5220\u9664 \/bin<\/li>\n<li>\u8fdb\u7a0b&#xff1a;Nginx \u4ee5 www-data \u8fd0\u884c&#xff0c;\u65e0\u6cd5\u8bfb\u53d6 \/root\/.ssh<\/li>\n<\/ul>\n<p>&#x1f4a1; \u6838\u5fc3\u8ba4\u77e5&#xff1a;<br \/>\n\u7528\u6237 &#061; \u8eab\u4efd&#xff0c;\u7528\u6237\u7ec4 &#061; \u89d2\u8272&#xff0c;\u6743\u9650 &#061; \u80fd\u529b\u8fb9\u754c<\/p>\n<hr \/>\n<h4>\u4e8c\u3001\u5b89\u5168\u673a\u5236&#xff1a;\u7528\u6237\u4e0e\u7528\u6237\u7ec4\u5982\u4f55\u5de5\u4f5c&#xff1f;<\/h4>\n<h5>\u25b6 1. \u6587\u4ef6\u6743\u9650\u4e09\u5143\u7ec4<\/h5>\n<p>\u6bcf\u4e2a\u6587\u4ef6\u6709\u4e09\u7ec4\u6743\u9650&#xff1a;<\/p>\n<p>$ <span class=\"token function\">ls<\/span> -l \/etc\/passwd<br \/>\n-rw-r&#8211;r&#8211; <span class=\"token number\">1<\/span> root root <span class=\"token number\">2345<\/span> Jan <span class=\"token number\">1<\/span> <span class=\"token number\">10<\/span>:00 \/etc\/passwd<br \/>\n \u2191\u2191\u2191 \u2191\u2191\u2191 \u2191\u2191\u2191<br \/>\n  u   g   o<\/p>\n<ul>\n<li>u (user)&#xff1a;\u6587\u4ef6\u6240\u6709\u8005&#xff08;root&#xff09;\u2192 \u53ef\u8bfb\u5199<\/li>\n<li>g (group)&#xff1a;\u6240\u5c5e\u7ec4&#xff08;root&#xff09;\u2192 \u53ef\u8bfb<\/li>\n<li>o (other)&#xff1a;\u5176\u4ed6\u7528\u6237 \u2192 \u53ef\u8bfb<\/li>\n<\/ul>\n<h5>\u25b6 2. \u7528\u6237\u7ec4\u7684\u534f\u4f5c\u4ef7\u503c<\/h5>\n<ul>\n<li>\u573a\u666f&#xff1a;\u5f00\u53d1\u56e2\u961f\u5171\u4eab\u4ee3\u7801\u76ee\u5f55<span class=\"token comment\"># \u521b\u5efa dev \u7ec4<\/span><br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">groupadd<\/span> dev<\/p>\n<p><span class=\"token comment\"># \u5c06\u7528\u6237\u52a0\u5165\u7ec4<\/span><br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">usermod<\/span> -aG dev alice<br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">usermod<\/span> -aG dev bob<\/p>\n<p><span class=\"token comment\"># \u8bbe\u7f6e\u76ee\u5f55\u5c5e\u7ec4<\/span><br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">chown<\/span> -R :dev \/project<br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">chmod<\/span> -R <span class=\"token number\">775<\/span> \/project  <span class=\"token comment\"># \u7ec4\u5185\u53ef\u8bfb\u5199\u6267\u884c<\/span><\/p>\n<\/li>\n<li>\u7ed3\u679c&#xff1a;\n<ul>\n<li>Alice \u548c Bob \u53ef\u4e92\u76f8\u4fee\u6539\u6587\u4ef6<\/li>\n<li>\u5176\u4ed6\u7528\u6237\u65e0\u6743\u8bbf\u95ee<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>\u25b6 3. \u8fdb\u7a0b\u8eab\u4efd\u7ee7\u627f<\/h5>\n<ul>\n<li>\u542f\u52a8\u65f6\u7ed1\u5b9a\u8eab\u4efd&#xff1a;# PHP-FPM \u914d\u7f6e<br \/>\n[www]<br \/>\nuser &#061; deploy<br \/>\ngroup &#061; deploy<\/p>\n<\/li>\n<li>\u8fd0\u884c\u65f6\u6743\u9650&#xff1a;\n<ul>\n<li>\u8be5\u8fdb\u7a0b\u53ea\u80fd\u8bbf\u95ee deploy \u7528\u6237\u6709\u6743\u64cd\u4f5c\u7684\u6587\u4ef6<\/li>\n<li>\u5373\u4f7f\u4ee3\u7801\u88ab\u6ce8\u5165&#xff0c;\u653b\u51fb\u8005\u4e5f\u65e0\u6cd5\u8bfb\u53d6 \/etc\/shadow<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u4e09\u3001\u5de5\u7a0b\u5b9e\u8df5&#xff1a;\u4e3a\u4ec0\u4e48\u7a0b\u5e8f\u5458\u5fc5\u987b\u7406\u89e3&#xff1f;<\/h4>\n<h5>\u25b6 1. Web \u670d\u52a1\u90e8\u7f72<\/h5>\n<table>\n<tr>\u7ec4\u4ef6\u7528\u6237\u539f\u56e0<\/tr>\n<tbody>\n<tr>\n<td>Nginx<\/td>\n<td>www-data<\/td>\n<td>\u9759\u6001\u6587\u4ef6\u53ea\u8bfb&#xff0c;\u65e0\u6cd5\u5199\u5165 PHP \u4ee3\u7801<\/td>\n<\/tr>\n<tr>\n<td>PHP-FPM<\/td>\n<td>deploy<\/td>\n<td>\u53ef\u5199\u5165\u65e5\u5fd7\/\u7f13\u5b58&#xff0c;\u4f46\u65e0\u6cd5\u4fee\u6539 Nginx \u914d\u7f6e<\/td>\n<\/tr>\n<tr>\n<td>MySQL<\/td>\n<td>mysql<\/td>\n<td>\u6570\u636e\u76ee\u5f55\u9694\u79bb&#xff0c;\u9632\u63d0\u6743<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5>\u25b6 2. Docker \u5bb9\u5668\u5b89\u5168<\/h5>\n<ul>\n<li>\u6700\u4f73\u5b9e\u8df5&#xff1a;RUN addgroup -g 1001 app &amp;&amp; adduser -u 1001 -G app app<br \/>\nUSER app  # \u907f\u514d\u4ee5 root \u8fd0\u884c<\/p>\n<\/li>\n<li>\u4ef7\u503c&#xff1a;\n<ul>\n<li>\u5bb9\u5668\u9003\u9038\u540e&#xff0c;\u653b\u51fb\u8005\u4ec5\u83b7\u5f97\u4f4e\u6743\u9650\u7528\u6237<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>\u25b6 3. CI\/CD \u6743\u9650\u63a7\u5236<\/h5>\n<ul>\n<li>GitHub Actions Runner&#xff1a;\n<ul>\n<li>\u4ee5\u4e13\u7528\u7528\u6237 actions \u8fd0\u884c<\/li>\n<li>\u65e0\u6cd5\u8bbf\u95ee\u5bbf\u4e3b\u673a\u5176\u4ed6\u7528\u6237\u6570\u636e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u56db\u3001\u907f\u5751\u6307\u5357<\/h4>\n<table>\n<tr>\u9677\u9631\u7834\u5c40\u65b9\u6848<\/tr>\n<tbody>\n<tr>\n<td>\u6240\u6709\u6587\u4ef6\u8bbe\u4e3a root:root<\/td>\n<td>Web \u670d\u52a1\u65e0\u6cd5\u5199\u5165\u65e5\u5fd7 \u2192 500 \u9519\u8bef<\/td>\n<\/tr>\n<tr>\n<td>\u5ffd\u7565\u7528\u6237\u7ec4\u534f\u4f5c<\/td>\n<td>\u56e2\u961f\u6210\u5458\u9700 sudo \u624d\u80fd\u4fee\u6539\u6587\u4ef6 \u2192 \u6548\u7387\u4f4e\u4e0b<\/td>\n<\/tr>\n<tr>\n<td>\u4ee5 root \u8fd0\u884c\u5e94\u7528<\/td>\n<td>\u4e00\u65e6\u6f0f\u6d1e\u5229\u7528 \u2192 \u6574\u53f0\u670d\u52a1\u5668\u6ca6\u9677<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h4>\u4e94\u3001\u7ec8\u6781\u5fc3\u6cd5<\/h4>\n<p>**\u201c\u7528\u6237\u4e0d\u662f\u8d26\u6237&#xff0c;<br \/>\n\u800c\u662f\u4fe1\u4efb\u7684\u8fb9\u754c\u2014\u2014<\/p>\n<ul>\n<li>\u5f53\u4f60 \u521b\u5efa\u7528\u6237&#xff0c;<br \/>\n\u4f60\u5728\u5212\u5b9a\u8eab\u4efd&#xff1b;<\/li>\n<li>\u5f53\u4f60 \u5206\u914d\u7ec4&#xff0c;<br \/>\n\u4f60\u5728\u5b9a\u4e49\u534f\u4f5c&#xff1b;<\/li>\n<li>\u5f53\u4f60 \u8bbe\u7f6e\u6743\u9650&#xff0c;<br \/>\n\u4f60\u5728\u94f8\u9020\u5b89\u5168\u3002<\/li>\n<\/ul>\n<p>\u771f\u6b63\u7684\u7cfb\u7edf\u5b89\u5168&#xff0c;<br \/>\n\u59cb\u4e8e\u5bf9\u8eab\u4efd\u7684\u656c\u754f&#xff0c;<br \/>\n\u6210\u4e8e\u5bf9\u7ec6\u8282\u7684\u7cbe\u63a7\u3002\u201d<\/p>\n<hr \/>\n<h4>\u7ed3\u8bed<\/h4>\n<p>\u4ece\u4eca\u5929\u8d77&#xff1a;<\/p>\n<li>Web \u670d\u52a1\u7edd\u4e0d\u4ee5 root \u8fd0\u884c<\/li>\n<li>\u56e2\u961f\u9879\u76ee\u7528\u7528\u6237\u7ec4\u7ba1\u7406\u6743\u9650<\/li>\n<li>\u5bb9\u5668\u5185\u4f7f\u7528\u975e root \u7528\u6237<\/li>\n<p>\u56e0\u4e3a\u6700\u597d\u7684\u7cfb\u7edf\u5b89\u5168&#xff0c;<br \/>\n\u4e0d\u662f\u9632\u706b\u5899&#xff0c;<br \/>\n\u800c\u662f\u6bcf\u4e00\u5b57\u8282\u7684\u5f52\u5c5e\u81ea\u89c9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u201c\u7528\u6237:\u7528\u6237\u7ec4\u201d&#xff1f;<br \/>\n\u8fd9\u4e0d\u662f\u5386\u53f2\u9057\u7559&#xff0c;\u800c\u662f \u64cd\u4f5c\u7cfb\u7edf\u5b89\u5168\u6a21\u578b\u7684\u57fa\u77f3\u3002\u5176\u6838\u5fc3\u76ee\u6807\u662f&#xff1a;\u5728\u591a\u7528\u6237\u5171\u4eab\u7cfb\u7edf\u8d44\u6e90\u7684\u524d\u63d0\u4e0b&#xff0c;\u5b9e\u73b0\u6700\u5c0f\u6743\u9650\u539f\u5219&#xff08;Principle of Least Privilege&#xff09;\u548c\u804c\u8d23\u9694\u79bb\u3002\u4e00\u3001\u8bbe\u8ba1\u54f2\u5b66&#xff1a;\u4e3a\u4ec0\u4e48\u9700\u8981\u8eab\u4efd&#xff1f;<br \/>\n\u25b6 1. \u591a\u7528\u6237\u7cfb\u7edf\u7684\u672c\u8d28\u9700\u6c42<br \/>\nUnix \u8d77\u6e90&#xff1a;<br \/>\n1970 \u5e74\u4ee3\u5927\u578b\u673a \u2192 \u591a\u4eba\u5171\u4eab\u4e00\u53f0\u8ba1\u7b97\u673a\u5fc5\u987b\u9632<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[58,43,44],"topic":[],"class_list":["post-67068","post","type-post","status-publish","format-standard","hentry","category-server","tag-linux","tag-43","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux\u5230\u5e95\u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u7528\u6237:\u7528\u6237\u7ec4\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/67068.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux\u5230\u5e95\u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u7528\u6237:\u7528\u6237\u7ec4\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"Linux \u4e3a\u4ec0\u4e48\u8981\u8bbe\u7f6e\u201c\u7528\u6237:\u7528\u6237\u7ec4\u201d&#xff1f; 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