{"id":1799,"date":"2017-02-20T08:52:06","date_gmt":"2017-02-20T00:52:06","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=1799"},"modified":"2017-02-20T08:52:06","modified_gmt":"2017-02-20T00:52:06","slug":"%e5%a6%82%e4%bd%95%e9%87%8d%e7%bd%ae-rhel7centos7-%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%af%86%e7%a0%81","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/linux\/%e5%a6%82%e4%bd%95%e9%87%8d%e7%bd%ae-rhel7centos7-%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%af%86%e7%a0%81\/","title":{"rendered":"\u5982\u4f55\u91cd\u7f6e RHEL7\/CentOS7 \u7cfb\u7edf\u7684\u5bc6\u7801"},"content":{"rendered":"

\u4ecb\u7ecd<\/h3>\n

\u76ee\u7684<\/strong><\/p>\n

\u5728 RHEL7\/CentOS7\/Scientific Linux 7 \u4e2d\u91cd\u8bbe root \u5bc6\u7801\u3002<\/p>\n

\u8981\u6c42<\/strong><\/p>\n

RHEL7 \/ CentOS7 \/ Scientific Linux 7<\/p>\n

\u56f0\u96be\u7a0b\u5ea6<\/strong><\/p>\n

\u4e2d\u7b49<\/p>\n

\u6307\u5bfc<\/h3>\n

RHEL7 \u7684\u4e16\u754c\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u91cd\u7f6e root \u5bc6\u7801\u7684\u65b9\u5f0f\u4e5f\u4e00\u6837\u3002\u867d\u7136\u4e2d\u65ad\u5f15\u5bfc\u8fc7\u7a0b\u7684\u65e7\u65b9\u6cd5\uff08init=\/bin\/bash\uff09\u4ecd\u7136\u6709\u6548\uff0c\u4f46\u5b83\u4e0d\u518d\u662f\u63a8\u8350\u7684\u3002\u201cSystemd\u201d \u4f7f\u7528 \u201crd.break\u201d \u6765\u4e2d\u65ad\u5f15\u5bfc\u3002\u8ba9\u6211\u4eec\u5feb\u901f\u6d4f\u89c8\u4e0b\u6574\u4e2a\u8fc7\u7a0b\u3002<\/p>\n

\u542f\u52a8\u8fdb\u5165\u6700\u5c0f\u6a21\u5f0f<\/strong><\/p>\n

\u91cd\u542f\u7cfb\u7edf\u5e76\u5728\u5185\u6838\u5217\u8868\u9875\u9762\u5728\u7cfb\u7edf\u542f\u52a8\u4e4b\u524d\u6309\u4e0b e<\/code>\u3002\u4f60\u4f1a\u8fdb\u5165\u7f16\u8f91\u6a21\u5f0f\u3002<\/p>\n

\u4e2d\u65ad\u542f\u52a8\u8fdb\u7a0b<\/strong><\/p>\n

\u5728\u5185\u6838\u5b57\u7b26\u4e32\u4e2d – \u5728\u4ee5 linux 16 \/vmlinuz- ect<\/code> \u7ed3\u5c3e\u7684\u884c\u4e2d\u8f93\u5165 rd.break<\/code>\u3002\u63a5\u7740 Ctrl+X<\/code> \u91cd\u542f\u3002\u7cfb\u7edf\u542f\u52a8\u8fdb\u5165\u521d\u59cb\u5316\u5185\u5b58\u78c1\u76d8\uff0c\u5e76\u6302\u8f7d\u5728 \/sysroot<\/code>\u3002\u5728\u6b64\u6a21\u5f0f\u4e2d\u4f60\u4e0d\u9700\u8981\u8f93\u5165\u5bc6\u7801\u3002<\/p>\n

\u91cd\u65b0\u6302\u8f7d\u6587\u4ef6\u7cfb\u7edf\u4ee5\u4fbf\u8bfb\u5199<\/strong><\/p>\n

switch_root:\/# mount -o remount,rw \/sysroot\/\r\n<\/code><\/pre>\n
\u4f7f \/sysroot \u6210\u4e3a\u6839\u76ee\u5f55<\/strong><\/p>\n
switch_root:\/# chroot \/sysroot \r\n<\/code><\/pre>\n
\u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4f1a\u7a0d\u5fae\u6539\u53d8\u3002<\/p>\n
\u4fee\u6539 root \u5bc6\u7801<\/strong><\/p>\n
sh-4.2# passwd \r\n<\/code><\/pre>\n
\u52a0\u8f7d SELinux \u7b56\u7565<\/strong><\/p>\n
sh-4.2# load_policy -i \r\n<\/code><\/pre>\n
\u5728 \/etc\/shadow \u4e2d\u8bbe\u7f6e\u4e0a\u4e0b\u6587\u7c7b\u578b<\/strong><\/p>\n
sh-4.2# chcon -t shadow_t \/etc\/shadow \r\n<\/code><\/pre>\n
\u6ce8\u610f\uff1a\u4f60\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u521b\u5efa autorelabel<\/code> \u6587\u4ef6\u7684\u65b9\u5f0f\u6765\u7565\u8fc7\u6700\u540e\u4e24\u6b65\uff0c\u4f46\u81ea\u52a8\u91cd\u5efa\u5377\u6807\u4f1a\u82b1\u8d39\u5f88\u957f\u65f6\u95f4\u3002<\/p>\n
sh-4.2# touch \/.autorelabel \r\n<\/code><\/pre>\n
\u56e0\u4e3a\u8fd9\u4e2a\u539f\u56e0\uff0c\u5c3d\u7ba1\u5b83\u66f4\u7b80\u5355\uff0c\u5b83\u5e94\u8be5\u4f5c\u4e3a\u201c\u61d2\u4eba\u9009\u62e9\u201d\uff0c\u800c\u4e0d\u662f\u5efa\u8bae\u3002<\/p>\n
\u9000\u51fa\u5e76\u91cd\u542f<\/strong><\/p>\n
\u9000\u51fa\u5e76\u91cd\u542f\u5e76\u7528\u65b0\u7684 root \u5bc6\u7801\u767b\u5f55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4ecb\u7ecd \u76ee\u7684 \u5728 RHEL7\/CentOS7\/Scientific Linux 7 \u4e2d\u91cd\u8bbe root \u5bc6\u7801\u3002 \u8981 … \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-1799","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\/1799","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=1799"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1799\/revisions"}],"predecessor-version":[{"id":1800,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1799\/revisions\/1800"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=1799"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=1799"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=1799"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}