{"id":95,"date":"2025-11-14T09:31:43","date_gmt":"2025-11-14T01:31:43","guid":{"rendered":"https:\/\/jpa.yesli.tk\/?p=95"},"modified":"2025-11-14T11:03:24","modified_gmt":"2025-11-14T03:03:24","slug":"95","status":"publish","type":"post","link":"https:\/\/jpa.yesli.tk\/index.php\/2025\/11\/14\/95\/","title":{"rendered":"Linux\u4e0b\u5982\u4f55\u4fee\u6539root\u5bc6\u7801\u4ee5\u53ca\u627e\u56deroot\u5bc6\u7801"},"content":{"rendered":"\n

<\/h1>\n\n\n\n

Linux\u4e0b\u4fee\u6539root\u5bc6\u7801\u65b9\u6cd5<\/p>\n\n\n\n

\u4ee5root\u8eab\u4efd\u767b\u9646\uff0c\u6267\u884c\uff1a<\/p>\n\n\n\n

passwd \u7528\u6237\u540d\n<\/pre>\n\n\n\n
\u7136\u540e\u6839\u636e\u63d0\u793a\uff0c\u8f93\u5165\u65b0\u5bc6\u7801\uff0c\u518d\u6b21\u8f93\u5165\u65b0\u5bc6\u7801\uff0c\u7cfb\u7edf\u4f1a\u63d0\u793a\u6210\u529f\u4fee\u6539\u5bc6\u7801\u3002<\/p>\n\n\n\n
\u5177\u4f53\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n\n\n\n
[root@www ~]# passwd root\nChanging password for user root.\nNew UNIX password:\nBAD PASSWORD: it is based on a dictionary word\nRetype new UNIX password:\npasswd: all authentication tokens updated successfully.\n<\/pre>\n\n\n\n
Linux\u4e0b\u6dfb\u52a0\u65b0\u7528\u6237\u7684\u547d\u4ee4<\/p>\n\n\n\n
useradd \u7528\u6237\u540d\n<\/pre>\n\n\n\n
Linux\u4e0broot\u5bc6\u7801\u627e\u56de\u65b9\u6cd5<\/p>\n\n\n\n
Linux\u7684root\u4eab\u6709\u81f3\u9ad8\u65e0\u4e0a\u7684\u6743\u529b\uff0c\u4e00\u65e6root\u5bc6\u7801\u5fd8\u8bb0\u6216\u8005\u88ab\u76d7\uff0c\u662f\u4e00\u4ef6\u975e\u5e38\u5934\u75db\u7684\u4e8b\u60c5\uff0c\u90a3\u4e48\u600e\u4e48\u6837\u624d\u80fd\u627e\u56deroot\u7684\u5bc6\u7801\u5462\uff1f\u672c\u4eba\u628a\u5176\u603b\u7ed3\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\uff08\u4e00\uff09Linux \u7cfb\u7edf\u5bc6\u7801\u7834\u89e3<\/p>\n\n\n\n
    \n
  1. \u5728grub\u9009\u9879\u83dc\u5355\u6309e\u8fdb\u5165\u7f16\u8f91\u6a21\u5f0f<\/li>\n\n\n\n
  2. \u7f16\u8f91kernel\u90a3\u884c \/init 1 (\u6216\/single)<\/li>\n\n\n\n
  3. \u6309B\u91cd\u542f<\/li>\n\n\n\n
  4. \u8fdb\u5165\u540e\u6267\u884c\u4e0b\u5217\u547d\u4ee4<\/li>\n<\/ol>\n\n\n\n
    root@#passwd root (\u914d\u7f6eroot\u7684\u5bc6\u7801)
    Enter new unix password:\u8f93\u5165\u65b0\u7684\u5bc6\u7801
    root@#init 6<\/p>\n\n\n\n
    \uff08\u4e8c\uff09Debian linux \u7cfb\u7edf\u5bc6\u7801\u7834\u89e3<\/p>\n\n\n\n
      \n
    1. \u5728grub\u9009\u9879\u83dc\u5355\u2019Debian GNU\/Linux,\u2026(recovery mode)\u2019,\u6309e\u8fdb\u5165\u7f16\u8f91\u6a21\u5f0f<\/li>\n\n\n\n
    2. \u7f16\u8f91kernel\u90a3\u884c\u9762\u7684 ro single \u6539\u6210 rw single init=\/bin\/bash,\u6309b\u6267\u884c\u91cd\u542f<\/li>\n\n\n\n
    3. \u8fdb\u5165\u540e\u6267\u884c\u4e0b\u5217\u547d\u4ee4<\/li>\n<\/ol>\n\n\n\n
      root@(none)#mount -a\nroot@(none)#passwd root\nroot@(none)#reboot\n<\/pre>\n\n\n\n
      \uff08\u4e09\uff09FreeBSD \u7cfb\u7edf\u5bc6\u7801\u7834\u89e3<\/p>\n\n\n\n
        \n
      1. \u5f00\u673a\u8fdb\u5165\u5f15\u5bfc\u83dc\u5355<\/li>\n\n\n\n
      2. \u9009\u62e9\u6bcf\u9879(\u63094)\u8fdb\u5165\u5355\u7528\u6237\u6a21\u5f0f<\/li>\n\n\n\n
      3. \u8fdb\u5165\u4e4b\u540e\u8f93\u5165\u4e00\u5217\u547d\u4ee4<\/li>\n<\/ol>\n\n\n\n
        root@#mount -a\nroot@#fsck -y\nroot@#passwd(\u4fee\u6539\u5bc6\u7801\u547d\u4ee4)\nroot@#root(\u8981\u7834\u89e3\u5bc6\u7801\u7684\u7528\u6237\u540d)\nEnter new unix password:\nroot@#init 6 (\u91cd\u542f)\n<\/pre>\n\n\n\n
        \uff08\u56db\uff09Solaris \u7cfb\u7edf\u5bc6\u7801\u7834\u89e3 bitscn.com<\/p>\n\n\n\n
          \n
        1. \u5728grub\u9009\u9879\u83dc\u4e2d\u9009\u62e9solaris failasfe \u9879<\/li>\n\n\n\n
        2. \u7cfb\u7edf\u63d0\u793aDo you wish to have it mounted read-write on \/a ?[y,n,?] \u9009\u62e9y<\/li>\n\n\n\n
        3. \u5c31\u8fdb\u5165\u5355\u7528\u6237\u6a21\u5f0f<\/li>\n\n\n\n
        4. \u8f93\u5165\u4e0b\u5217\u547d\u4ee4<\/li>\n<\/ol>\n\n\n\n
          #passwd\n#New passwd:\u8f93\u5165\u65b0\u7684\u5bc6\u7801\n#Re-enter New passwd:\u5728\u6b21\u8f93\u5165\u65b0\u7684\u5bc6\u7801\n#init 6 (\u91cd\u542f) bitscn.com\n<\/pre>\n\n\n\n
          \uff08\u4e94\uff09NetBsd \u7cfb\u7edf\u5bc6\u7801\u7834\u89e3<\/p>\n\n\n\n
          1.\u5f00\u673a\uff1a\u5f53\u51fa\u73b0\u63d0\u793a\u7b26\u53f7\u5e76\u5f00\u59cb\u5012\u6570\u4e94\u79d2\u65f6, \u952e\u5165\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n\n\n\n
          > boot -s (\u8fdb\u5165\u5355\u7528\u6237\u6a21\u5f0f\u547d\u4ee4)\n<\/pre>\n\n\n\n
          2.\u5728\u4ee5\u4e0b\u7684\u63d0\u793a\u7b26\u53f7\u4e2d<\/p>\n\n\n\n
          Enter pathname of shell or RETURN for sh:\n<\/pre>\n\n\n\n
          \u6309\u4e0b Enter.<\/p>\n\n\n\n
          3.\u952e\u5165\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n\n\n\n
          # mount -a\n# fsck -y\n<\/pre>\n\n\n\n
          4.\u4f7f\u7528 passwd \u66f4\u6539 root \u7684\u5bc6\u7801.
          5.\u4f7f\u7528 exit \u6307\u4ee4\u8fdb\u5165\u591a\u4eba\u6a21\u5f0f.<\/p>\n\n\n\n
          \uff08\u516d\uff09debian linux\u7cfb\u7edf\u5bc6\u7801\u7834\u89e3<\/p>\n\n\n\n
            \n
          1. \u5728Grub\u7684\u5f15\u5bfc\u88c5\u8f7d\u7a0b\u5e8f\u83dc\u5355\u4e0a,\u9009\u62e9\u4f60\u8981\u8fdb\u5165\u7684\u6761\u76ee,\u952e\u5165 \u201ce\u201d \u6765\u8fdb\u5165\u7f16\u8f91\u6a21\u5f0f\uff1b<\/li>\n\n\n\n
          2. \u5728\u7b2c\u4e8c\u884c\uff08\u7c7b\u4f3c\u4e8ekernel \/vmlinuz-2.6.15 ro root=\/dev\/hda2 \uff09,\u952e\u5165\u201de\u201d\u8fdb\u5165\u7f16\u8f91\u6a21\u5f0f\uff1b<\/li>\n\n\n\n
          3. \u5728\u53e5\u672b\u52a0\u4e0a\u201dinit=\/bin\/bash\u201d,\u56de\u8f66\uff1b<\/li>\n\n\n\n
          4. \u6309\u201cb\u201d\u542f\u52a8\u7cfb\u7edf.<\/li>\n<\/ol>\n\n\n\n
            \u8fd9\u6837\u6211\u4eec\u5373\u53ef\u83b7\u5f97\u4e00\u4e2abash\u7684Shell,\u8fdb\u5165shell\u540e,\u6839\u5206\u533a\u7684\u6302\u8f7d\u6a21\u5f0f\u9ed8\u8ba4\u662f\u53ea\u8bfb,\u6211\u4eec\u8981\u5c06\u5176\u6539\u4e3a\u53ef\u5199,\u5426\u5219\u4e0d\u80fd\u66f4\u6539root\u5bc6\u7801:<\/p>\n\n\n\n
            mount -no remount,rw \/\npasswd root\nsync\nmount -no remount,ro \/\nreboot\n<\/pre>\n\n\n\n
            \u8fd9\u6837\u5373\u53ef\u6210\u529f\u66f4\u6539debian\u7684root\u7528\u6237\u7684\u5bc6\u7801.<\/p>\n\n\n\n
            \uff08\u4e03\uff09<\/p>\n\n\n\n
            1.\u5728\u542f\u52a8linux\u7684\u65f6\u5019\u6309Ctrl X,\u5728bash#\u63d0\u793a\u7b26\u4e0b\u8f93\u5165linux single \u6216 linux 1,\u7136\u540e\u5728bash# \u8f93\u5165 passwd root \u5c31\u53ef\u4ee5\u66f4\u6539\u5bc6\u7801\u4e86! \u8bbe\u7f6e\u5b8c\u540e#init 6 \u91cd\u542f OK.<\/p>\n\n\n\n
            2.\u5728\u542f\u52a8linux\u7684\u65f6\u5019\u6309Ctrl X,\u5728bash#\u63d0\u793a\u7b26\u4e0b\u8f93\u5165:vi etcpasswd,\u627e\u5230root,\u628a\u91cc\u9762\u7684root:x:\u2026.\u7684\u201cx\u201d\u5220\u6389.\u5c31\u5220\u9664\u4e86\u5bc6\u7801!<\/p>\n\n\n\n
            \uff08\u516b\uff09<\/p>\n\n\n\n
            \u4e00\u3001\u5173\u4e8elilo<\/p>\n\n\n\n
              \n
            1. \u5728\u51fa\u73b0 lilo: \u63d0\u793a\u65f6\u952e\u5165 linux single \u753b\u9762\u663e\u793a lilo: linux single<\/li>\n\n\n\n
            2. \u56de\u8f66\u53ef\u76f4\u63a5\u8fdb\u5165linux\u547d\u4ee4\u884c<\/li>\n\n\n\n
            3. \u7528password\u547d\u4ee4\u4fee\u6539\u5bc6\u7801<\/li>\n<\/ol>\n\n\n\n
              \u4e8c\u3001\u5173\u4e8e grub<\/p>\n\n\n\n
                \n
              1. \u5728\u51fa\u73b0grub\u753b\u9762\u65f6,\u7528\u4e0a\u4e0b\u952e\u9009\u4e2d\u4f60\u5e73\u65f6\u542f\u52a8linux\u7684\u90a3\u4e00\u9879,\u7136\u540e\u6309e\u952e<\/li>\n\n\n\n
              2. \u518d\u6b21\u7528\u4e0a\u4e0b\u952e\u9009\u4e2d\u4f60\u5e73\u65f6\u542f\u52a8linux\u7684\u90a3\u4e00\u9879(\u7c7b\u4f3c\u4e8ekernel\/boot\/vmlinuz-2.4.18-14 ro root=LABEL=\/),\u7136\u540e\u6309e\u952e<\/li>\n\n\n\n
              3. \u4fee\u6539\u4f60\u73b0\u5728\u89c1\u5230\u7684\u547d\u4ee4\u884c,\u52a0\u5165single,\u7ed3\u679c\u5982\u4e0b\uff1akernel \/boot\/vmlinuz-2.4.18-14 single ro root=LABEL=\/ single<\/li>\n\n\n\n
              4. \u56de\u8f66\u8fd4\u56de,\u7136\u540e\u6309b\u952e\u542f\u52a8,\u5373\u53ef\u76f4\u63a5\u8fdb\u5165linux\u547d\u4ee4\u884c<\/li>\n\n\n\n
              5. \u7528password\u547d\u4ee4\u4fee\u6539\u5bc6\u7801<\/li>\n<\/ol>\n\n\n\n
                \uff08\u4e5d\uff09<\/p>\n\n\n\n
                  \n
                1. \u628a\u7cfb\u7edf\u5b89\u88c5\u5149\u76d8\u63d2\u5165,\u91cd\u542f\u673a\u5668,\u542f\u52a8\u65f6\u8fc5\u901f\u6309\u4e0bDel\u952e,\u8fdb\u5165CMOS,\u628a\u542f\u52a8\u987a\u5e8f\u6539\u4e3a\u5149\u76d8\u5148\u542f\u52a8,\u8fd9\u6837\u5c31\u542f\u52a8\u4e86Linux\u5b89\u88c5\u7a0b\u5e8f,\u6309F5,\u6309\u63d0\u793a\u6253\u5165Linuxrescue\u56de\u8f66,\u8fdb\u5165\u6551\u63f4\u6a21\u5f0f,\u63a5\u4e0b\u6765\u662f\u9009\u62e9\u8bed\u8a00\u53ca\u952e\u76d8,\u76f4\u63a5\u56de\u8f66\u5373\u53ef,\u7a0b\u5e8f\u63d0\u793a\u5df2\u7ecf\u628a\u786c\u76d8\u4e0a\u7684Linux\u7cfb\u7edf\u5b89\u88c5\u5230\u4e86\/mnt\/sysimage\u4e0b,\u7136\u540e\u51fa\u73b0\u4e86\u8d85\u7ea7\u7528\u6237\u63d0\u793a\u7b26#.<\/li>\n\n\n\n
                2. \u8fdb\u5165\u5230\u786c\u76d8etc\u76ee\u5f55\u4e0b\uff1acd\/mnt\/sysimage\/etc,\u5148\u505a\u5907\u4efd\u9632\u4e0d\u6d4b\uff1acpshadowshadow.old\u4fee\u6539shadow\u6587\u4ef6\u7684\u5c5e\u6027\u4e3a\u53ef\u5199\uff1achmod wshadow\u7136\u540e\u7528vi\u4fee\u6539\u4e4b\uff1a\u627e\u5230\u542broot\u7528\u6237\u4fe1\u606f\u7684\u90a3\u4e00\u884c\uff1aroot:\u2026.:,\u524d\u4e24\u4e2a\u5192\u53f7\u4e4b\u95f4\u5c31\u662f\u52a0\u5bc6\u7684\u5bc6\u7801,\u628a\u5b83\u5220\u9664\u6389\uff08\u5192\u53f7\u4e0d\u80fd\u5220\uff09,\u5b58\u76d8\u9000\u51fa.\u8fd9\u6837root\u7684\u5bc6\u7801\u5c31\u4e3a\u7a7a\u4e86.<\/li>\n\n\n\n
                3. \u4e0d\u4f1a\u7528vi\u7684\u7528\u6237\u53ef\u4ee5\u91c7\u53d6\u5982\u4e0b\u65b9\u6cd5\uff1a\u627e\u4e00\u5f20DOS\u76d8\u63d2\u5165\u8f6f\u9a71,\u628aShadow\u62f7\u8d1d\u5230DOS\u76d8\u4e0a\uff1amcopyshadowa:\/\u7136\u540e\u5728Windows\u4e0b\u7528\u9644\u4ef6\u4e2d\u7684\u8bb0\u4e8b\u672c\u4fee\u6539\u4e4b,\u6ce8\u610f\u6253\u5f00\u6587\u4ef6\u7c7b\u578b\u4e00\u5b9a\u8981\u9009\u6240\u6709\u6587\u4ef6\uff08*.*\uff09,\u5b58\u76d8\u9000\u51fa.\u518d\u62f7\u56de\uff1amcopya:\/shadowmnt\/sysimage\/etc<\/li>\n\n\n\n
                4. \u628aShadow\u7684\u5c5e\u6027\u6539\u56de\u53ea\u8bfb\uff1achmod-wshadow,\u8f93\u5165Exit\u9000\u51fa,\u53d6\u51fa\u5149\u76d8.\u4e3a\u5b89\u5168\u8d77\u89c1,\u91cd\u542f\u540e\u5e94\u5728\u7ec8\u7aef\u7a97\u53e3\u4e2d\u518d\u7ed9root\u52a0\u4e0a\u5bc6.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
                  Linux\u4e0b\u4fee\u6539root\u5bc6\u7801\u65b9\u6cd5 \u4ee5root\u8eab\u4efd\u767b\u9646\uff0c\u6267\u884c\uff1a passwd \u7528\u6237\u540d \u7136\u540e\u6839\u636e\u63d0\u793a\uff0c\u8f93\u5165\u65b0\u5bc6\u7801\uff0c […]<\/p>\n","protected":false},"author":1,"featured_media":110,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-95","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/posts\/95","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/comments?post=95"}],"version-history":[{"count":2,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/posts\/95\/revisions"}],"predecessor-version":[{"id":103,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/posts\/95\/revisions\/103"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/media\/110"}],"wp:attachment":[{"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/media?parent=95"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/categories?post=95"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jpa.yesli.tk\/index.php\/wp-json\/wp\/v2\/tags?post=95"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}