{"id":43444,"date":"2024-10-05T17:21:27","date_gmt":"2024-10-05T09:21:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43444\/"},"modified":"2024-10-05T17:21:28","modified_gmt":"2024-10-05T09:21:28","slug":"centos-grub%e3%80%81bash-%e6%95%85%e9%9a%9c%e3%80%81%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43444\/","title":{"rendered":"CentOS Grub\u3001BASH \u6545\u969c\u3001\u89e3\u6c7a\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"centos-grub%e3%80%81bash-%e6%95%85%e9%9a%9c%e3%80%81%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-hSKxXMnzfg\">CentOS Grub\u3001BASH \u6545\u969c\u3001\u89e3\u6c7a\u65b9\u6cd5<\/h1>\n<p>\u5728\u4f7f\u7528 CentOS \u7cfb\u7d71\u7684\u904e\u7a0b\u4e2d\uff0c\u4f7f\u7528\u8005\u53ef\u80fd\u6703\u9047\u5230 Grub \u548c BASH \u7684\u6545\u969c\u554f\u984c\u3002\u9019\u4e9b\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u555f\u52d5\u6216\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u4e9b\u6545\u969c\u7684\u5e38\u898b\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6cd5\uff0c\u5e6b\u52a9\u4f7f\u7528\u8005\u66f4\u6709\u6548\u5730\u6392\u9664\u6545\u969c\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81grub-%e6%95%85%e9%9a%9c%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-hSKxXMnzfg\">\u4e00\u3001Grub \u6545\u969c\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<p>Grub\uff08GRand Unified Bootloader\uff09\u662f Linux \u7cfb\u7d71\u7684\u555f\u52d5\u52a0\u8f09\u5668\uff0c\u8ca0\u8cac\u5728\u958b\u6a5f\u6642\u52a0\u8f09\u64cd\u4f5c\u7cfb\u7d71\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684 Grub \u6545\u969c\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u914d\u7f6e\u6587\u4ef6\u640d\u58de\uff1a<\/strong>Grub \u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u4f4d\u65bc \/boot\/grub\/grub.cfg\uff09\u53ef\u80fd\u56e0\u70ba\u610f\u5916\u522a\u9664\u6216\u640d\u58de\u800c\u7121\u6cd5\u6b63\u78ba\u52a0\u8f09\u3002<\/li>\n<li><strong>\u78c1\u789f\u5206\u5340\u554f\u984c\uff1a<\/strong>\u5982\u679c\u7cfb\u7d71\u7684\u78c1\u789f\u5206\u5340\u8868\u640d\u58de\uff0cGrub \u53ef\u80fd\u7121\u6cd5\u627e\u5230\u6b63\u78ba\u7684\u555f\u52d5\u5206\u5340\u3002<\/li>\n<li><strong>\u66f4\u65b0\u5f8c\u7684\u517c\u5bb9\u6027\u554f\u984c\uff1a<\/strong>\u5728\u9032\u884c\u7cfb\u7d71\u66f4\u65b0\u5f8c\uff0cGrub \u53ef\u80fd\u7121\u6cd5\u6b63\u78ba\u8b58\u5225\u65b0\u5b89\u88dd\u7684\u5167\u6838\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%8c%e3%80%81grub-%e6%95%85%e9%9a%9c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-hSKxXMnzfg\">\u4e8c\u3001Grub \u6545\u969c\u7684\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>\u91dd\u5c0d Grub \u6545\u969c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bf%ae%e5%be%a9-grub-%e9%85%8d%e7%bd%ae-hSKxXMnzfg\">1. \u4fee\u5fa9 Grub \u914d\u7f6e<\/h3>\n<pre><code>sudo grub2-mkconfig -o \/boot\/grub2\/grub.cfg<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u91cd\u65b0\u751f\u6210 Grub \u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u901a\u5e38\u53ef\u4ee5\u89e3\u6c7a\u7531\u65bc\u914d\u7f6e\u6587\u4ef6\u640d\u58de\u5f15\u8d77\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-live-cd-%e4%bf%ae%e5%be%a9-grub-hSKxXMnzfg\">2. \u4f7f\u7528 Live CD \u4fee\u5fa9 Grub<\/h3>\n<p>\u5982\u679c\u7cfb\u7d71\u7121\u6cd5\u555f\u52d5\uff0c\u53ef\u4ee5\u4f7f\u7528 CentOS \u7684 Live CD \u9032\u884c\u4fee\u5fa9\uff1a<\/p>\n<ol>\n<li>\u555f\u52d5 Live CD\uff0c\u9078\u64c7\u300c\u8a66\u7528\u300d\u6a21\u5f0f\u3002<\/li>\n<li>\u6253\u958b\u7d42\u7aef\uff0c\u639b\u8f09\u6839\u5206\u5340\uff1a<\/li>\n<pre><code>sudo mount \/dev\/sda1 \/mnt<\/code><\/pre>\n<li>\u5b89\u88dd Grub\uff1a<\/li>\n<pre><code>sudo grub2-install --root-directory=\/mnt \/dev\/sda<\/code><\/pre>\n<\/ol>\n<h2 id=\"%e4%b8%89%e3%80%81bash-%e6%95%85%e9%9a%9c%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-hSKxXMnzfg\">\u4e09\u3001BASH \u6545\u969c\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<p>BASH\uff08Bourne Again SHell\uff09\u662f Linux \u7cfb\u7d71\u4e2d\u6700\u5e38\u7528\u7684\u547d\u4ee4\u884c\u89e3\u91cb\u5668\u3002BASH \u6545\u969c\u7684\u5e38\u898b\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u74b0\u5883\u8b8a\u6578\u932f\u8aa4\uff1a<\/strong>\u5982\u679c\u74b0\u5883\u8b8a\u6578\u914d\u7f6e\u4e0d\u6b63\u78ba\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4 BASH \u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<li><strong>\u914d\u7f6e\u6587\u4ef6\u640d\u58de\uff1a<\/strong>\u7528\u6236\u7684 BASH \u914d\u7f6e\u6587\u4ef6\uff08\u5982 .bashrc \u6216 .bash_profile\uff09\u640d\u58de\u4e5f\u6703\u5f71\u97ff\u5176\u904b\u884c\u3002<\/li>\n<li><strong>\u6b0a\u9650\u554f\u984c\uff1a<\/strong>\u5982\u679c BASH \u7684\u57f7\u884c\u6b0a\u9650\u88ab\u66f4\u6539\uff0c\u5247\u53ef\u80fd\u7121\u6cd5\u555f\u52d5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9b%9b%e3%80%81bash-%e6%95%85%e9%9a%9c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-hSKxXMnzfg\">\u56db\u3001BASH \u6545\u969c\u7684\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>\u91dd\u5c0d BASH \u6545\u969c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%92%b0%e5%a2%83%e8%ae%8a%e6%95%b8-hSKxXMnzfg\">1. \u6aa2\u67e5\u74b0\u5883\u8b8a\u6578<\/h3>\n<pre><code>echo $PATH<\/code><\/pre>\n<p>\u78ba\u4fdd PATH \u74b0\u5883\u8b8a\u6578\u5305\u542b\u5fc5\u8981\u7684\u8def\u5f91\u3002\u5982\u679c\u767c\u73fe\u7f3a\u5931\uff0c\u53ef\u4ee5\u624b\u52d5\u6dfb\u52a0\uff1a<\/p>\n<pre><code>export PATH=$PATH:\/usr\/local\/bin<\/code><\/pre>\n<h3 id=\"2-%e4%bf%ae%e5%be%a9%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-hSKxXMnzfg\">2. \u4fee\u5fa9\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u5982\u679c\u61f7\u7591\u914d\u7f6e\u6587\u4ef6\u640d\u58de\uff0c\u53ef\u4ee5\u91cd\u547d\u540d\u539f\u6709\u6587\u4ef6\u4e26\u5275\u5efa\u65b0\u7684\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre><code>mv ~\/.bashrc ~\/.bashrc.bak\ntouch ~\/.bashrc\n<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%ac%8a%e9%99%90-hSKxXMnzfg\">3. \u6aa2\u67e5\u6b0a\u9650<\/h3>\n<pre><code>ls -l \/bin\/bash<\/code><\/pre>\n<p>\u78ba\u4fdd BASH \u7684\u57f7\u884c\u6b0a\u9650\u6b63\u78ba\uff0c\u901a\u5e38\u61c9\u8a72\u662f 755\u3002\u5982\u679c\u9700\u8981\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4fee\u5fa9\u6b0a\u9650\uff1a<\/p>\n<pre><code>sudo chmod 755 \/bin\/bash<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hSKxXMnzfg\">\u7e3d\u7d50<\/h2>\n<p>\u5728 CentOS \u7cfb\u7d71\u4e2d\uff0cGrub \u548c BASH \u6545\u969c\u662f\u5e38\u898b\u7684\u554f\u984c\uff0c\u4f46\u901a\u904e\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u6709\u6548\u5730\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u4e86\u89e3\u9019\u4e9b\u6545\u969c\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6cd5\uff0c\u80fd\u5920\u5e6b\u52a9\u4f7f\u7528\u8005\u66f4\u597d\u5730\u7ba1\u7406\u5176\u7cfb\u7d71\uff0c\u78ba\u4fdd\u5176\u7a69\u5b9a\u904b\u884c\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aCentOS\u4e2dGrub\u548cBASH\u6545\u969c\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u7cfb\u7d71\u6b63\u5e38\u904b\u884c\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-43444","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43444","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=43444"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43444\/revisions"}],"predecessor-version":[{"id":43445,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43444\/revisions\/43445"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}