{"id":51163,"date":"2024-12-03T17:58:29","date_gmt":"2024-12-03T09:58:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51163\/"},"modified":"2024-12-03T17:58:29","modified_gmt":"2024-12-03T09:58:29","slug":"%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87ssh%e5%ae%9e%e7%8e%b0%e5%ae%89%e5%85%a8%e7%9a%84linux-sysops%e7%ae%a1%e7%90%86-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51163\/","title":{"rendered":"\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406<\/h1>\n

\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300a\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n

\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406<\/p>\n

\u6982\u8ff0\uff1a
SSH\uff08Secure Shell\uff09\u662f\u4e00\u79cd\u8fdc\u7a0b\u767b\u5f55\u534f\u8bae\uff0c\u5b83\u4f7f\u7528\u52a0\u5bc6\u6280\u672f\u6765\u63d0\u4f9b\u5b89\u5168\u7684\u8fdc\u7a0b\u8fde\u63a5\u3002\u5728Linux\u7cfb\u7edf\u4e0a\uff0c\u4f7f\u7528SSH\u53ef\u4ee5\u8fdb\u884c\u5b89\u5168\u7684SysOps\uff08\u7cfb\u7edf\u8fd0\u7ef4\uff09\u7ba1\u7406\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u4e00\u3001\u751f\u6210SSH\u5bc6\u94a5\u5bf9
\u8981\u4f7f\u7528SSH\u8fdb\u884c\u5b89\u5168\u7684SysOps\u7ba1\u7406\uff0c\u9996\u5148\u9700\u8981\u751f\u6210SSH\u5bc6\u94a5\u5bf9\u3002\u5bc6\u94a5\u5bf9\u5305\u62ec\u516c\u94a5\u548c\u79c1\u94a5\uff0c\u516c\u94a5\u7528\u4e8e\u52a0\u5bc6\u6570\u636e\uff0c\u79c1\u94a5\u7528\u4e8e\u89e3\u5bc6\u6570\u636e\u3002<\/p>\n

\u5728Linux\u7cfb\u7edf\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210SSH\u5bc6\u94a5\u5bf9\uff1a<\/p>\n

$ ssh-keygen -t rsa -b 4096 -f ~\/.ssh\/id_rsa<\/pre>\n
\u8be5\u547d\u4ee4\u5c06\u751f\u6210\u4e00\u4e2a4096\u4f4d\u7684RSA\u5bc6\u94a5\u5bf9\uff0c\u5e76\u5c06\u79c1\u94a5\u4fdd\u5b58\u5728~\/.ssh\/id_rsa<\/code>\u6587\u4ef6\u4e2d\uff0c\u516c\u94a5\u4fdd\u5b58\u5728~\/.ssh\/id_rsa.pub<\/code>\u6587\u4ef6\u4e2d\u3002<\/p>\n
\u4e8c\u3001\u914d\u7f6eSSH\u670d\u52a1\u5668
\u4f7f\u7528SSH\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406\uff0c\u9700\u8981\u5728\u76ee\u6807\u670d\u52a1\u5668\u4e0a\u914d\u7f6eSSH\u670d\u52a1\u5668\u3002\u5728\u76ee\u6807\u670d\u52a1\u5668\u4e0a\uff0c\u7f16\u8f91SSH\u670d\u52a1\u5668\u914d\u7f6e\u6587\u4ef6\/etc\/ssh\/sshd_config<\/code>\uff0c\u4fee\u6539\u4ee5\u4e0b\u914d\u7f6e\u9879\uff1a<\/p>\n
PermitRootLogin no               # \u7981\u6b62\u4f7f\u7528root\u7528\u6237\u76f4\u63a5\u767b\u5f55\nPasswordAuthentication no       # \u7981\u6b62\u901a\u8fc7\u5bc6\u7801\u8fdb\u884c\u8ba4\u8bc1\nPubkeyAuthentication yes        # \u542f\u7528\u516c\u94a5\u8ba4\u8bc1<\/pre>\n
\u4fee\u6539\u5b8c\u914d\u7f6e\u6587\u4ef6\u540e\uff0c\u91cd\u542fSSH\u670d\u52a1\u5668\uff1a<\/p>\n
$ sudo service sshd restart<\/pre>\n
\u4e09\u3001\u914d\u7f6eSSH\u5ba2\u6237\u7aef
\u5728\u672c\u5730\u7535\u8111\u4e0a\uff0c\u914d\u7f6eSSH\u5ba2\u6237\u7aef\u7528\u4e8e\u8fde\u63a5\u76ee\u6807\u670d\u52a1\u5668\u3002\u7f16\u8f91SSH\u5ba2\u6237\u7aef\u914d\u7f6e\u6587\u4ef6~\/.ssh\/config<\/code>\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
Host myserver\n    HostName <\u76ee\u6807\u670d\u52a1\u5668IP>\n    User <\u767b\u5f55\u7528\u6237\u540d>\n    IdentityFile ~\/.ssh\/id_rsa\n    Port <SSH\u670d\u52a1\u5668\u7aef\u53e3><\/pre>\n
\u5c06<\u76ee\u6807\u670d\u52a1\u5668IP><\/code>\u3001<\u767b\u5f55\u7528\u6237\u540d><\/code>\u548c<SSH\u670d\u52a1\u5668\u7aef\u53e3><\/code>\u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u4fe1\u606f\u3002<\/p>\n
\u56db\u3001\u4f7f\u7528SSH\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406
\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528SSH\u8fde\u63a5\u76ee\u6807\u670d\u52a1\u5668\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406\u3002\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
$ ssh myserver<\/pre>\n
\u8be5\u547d\u4ee4\u5c06\u4f7f\u7528\u4e4b\u524d\u751f\u6210\u7684SSH\u5bc6\u94a5\u5bf9\u8fdb\u884c\u8ba4\u8bc1\uff0c\u5e76\u8fde\u63a5\u5230\u76ee\u6807\u670d\u52a1\u5668\u3002<\/p>\n
SSH\u8fd8\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u9009\u9879\uff0c\u7528\u4e8e\u7ba1\u7406\u8fdc\u7a0b\u670d\u52a1\u5668\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u4f8b\u5b50\uff1a<\/p>\n
    \n
  1. \u590d\u5236\u6587\u4ef6\u5230\u8fdc\u7a0b\u670d\u52a1\u5668\uff1a<\/li>\n<\/ol>\n
    $ scp <\u672c\u5730\u6587\u4ef6\u8def\u5f84> myserver:<\u8fdc\u7a0b\u8def\u5f84><\/pre>\n
    <\u672c\u5730\u6587\u4ef6\u8def\u5f84><\/code>\u662f\u5f85\u590d\u5236\u7684\u672c\u5730\u6587\u4ef6\u8def\u5f84\uff0c<\u8fdc\u7a0b\u8def\u5f84><\/code>\u662f\u76ee\u6807\u670d\u52a1\u5668\u4e0a\u7684\u8fdc\u7a0b\u8def\u5f84\u3002<\/p>\n
      \n
    1. \u6267\u884c\u8fdc\u7a0b\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n
      $ ssh myserver '<\u547d\u4ee4>'<\/pre>\n
      <\u547d\u4ee4><\/code>\u662f\u5f85\u6267\u884c\u7684\u8fdc\u7a0b\u547d\u4ee4\u3002<\/p>\n
        \n
      1. \u5728\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\u6253\u5f00SSH\u7aef\u53e3\u8f6c\u53d1\uff1a<\/li>\n<\/ol>\n
        $ ssh -L <\u672c\u5730\u7aef\u53e3>:localhost:<\u8fdc\u7a0b\u7aef\u53e3> myserver<\/pre>\n
        <\u672c\u5730\u7aef\u53e3><\/code>\u662f\u672c\u5730\u7535\u8111\u4e0a\u7528\u4e8e\u8bbf\u95ee\u7684\u7aef\u53e3\uff0c<\u8fdc\u7a0b\u7aef\u53e3><\/code>\u662f\u76ee\u6807\u670d\u52a1\u5668\u4e0a\u7684\u7aef\u53e3\u3002<\/p>\n
        \u603b\u7ed3\uff1a
        \u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\uff0c\u53ef\u4ee5\u4fdd\u62a4\u7cfb\u7edf\u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u9690\u79c1\u3002\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u751f\u6210SSH\u5bc6\u94a5\u5bf9\u3001\u914d\u7f6eSSH\u670d\u52a1\u5668\u548cSSH\u5ba2\u6237\u7aef\uff0c\u5e76\u63d0\u4f9b\u4e86\u5e38\u7528\u7684SSH\u547d\u4ee4\u793a\u4f8b\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528SSH\uff0c\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u6548\u3001\u5b89\u5168\u7684\u8fdc\u7a0bSysOps\u7ba1\u7406\u3002<\/p>\n
        \u53c2\u8003\u6587\u732e\uff1a<\/p>\n
          \n
        1. OpenSSH\u5b98\u65b9\u7f51\u7ad9\uff1ahttps:\/\/www.openssh.com\/<\/li>\n
        2. Linux\u547d\u4ee4\u884c\u4e0eShell\u811a\u672c\u7f16\u7a0b\u5927\u5168\uff08\u7b2c3\u7248\uff09<\/li>\n<\/ol>\n
          \u4eca\u5929\u5173\u4e8e\u300a\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n
          \n
          <\/dt>\n
          \n   Java\u7f16\u7a0b\u5b9e\u73b0\u5728\u7ebf\u8003\u8bd5\u7cfb\u7edf\u4e2d\u7b54\u6848\u7684\u6279\u91cf\u5bfc\u5165\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
          \u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406 \u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300a\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\u300b\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01 \u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406 \u6982\u8ff0\uff1aSSH\uff08Secure Shell\uff09\u662f\u4e00\u79cd\u8fdc\u7a0b\u767b\u5f55\u534f\u8bae\uff0c\u5b83\u4f7f\u7528\u52a0\u5bc6\u6280\u672f\u6765\u63d0\u4f9b\u5b89\u5168\u7684\u8fdc\u7a0b\u8fde\u63a5\u3002\u5728Linux\u7cfb\u7edf\u4e0a\uff0c\u4f7f\u7528SSH\u53ef\u4ee5\u8fdb\u884c\u5b89\u5168\u7684SysOps\uff08\u7cfb\u7edf\u8fd0\u7ef4\uff09\u7ba1\u7406\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7SSH\u5b9e\u73b0\u5b89\u5168\u7684Linux SysOps\u7ba1\u7406\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u4e00\u3001\u751f\u6210SSH\u5bc6\u94a5\u5bf9\u8981\u4f7f\u7528SSH\u8fdb\u884c\u5b89\u5168\u7684SysOps\u7ba1\u7406\uff0c\u9996\u5148\u9700\u8981\u751f\u6210SSH\u5bc6\u94a5\u5bf9\u3002\u5bc6\u94a5\u5bf9\u5305\u62ec\u516c\u94a5\u548c\u79c1\u94a5\uff0c\u516c\u94a5\u7528\u4e8e\u52a0\u5bc6\u6570\u636e\uff0c\u79c1\u94a5\u7528\u4e8e\u89e3\u5bc6\u6570\u636e\u3002 \u5728Linux\u7cfb\u7edf\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210SSH\u5bc6\u94a5\u5bf9\uff1a $ ssh-keygen -t rsa -b 4096 -f ~\/.ssh\/id_rsa \u8be5\u547d\u4ee4\u5c06\u751f\u6210\u4e00\u4e2a4096\u4f4d\u7684RSA\u5bc6\u94a5\u5bf9\uff0c\u5e76\u5c06\u79c1\u94a5\u4fdd\u5b58\u5728~\/.ssh\/id_rsa\u6587\u4ef6\u4e2d\uff0c\u516c\u94a5\u4fdd\u5b58\u5728~\/.ssh\/id_rsa.pub\u6587\u4ef6\u4e2d\u3002 \u4e8c\u3001\u914d\u7f6eSSH\u670d\u52a1\u5668\u4f7f\u7528SSH\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406\uff0c\u9700\u8981\u5728\u76ee\u6807\u670d\u52a1\u5668\u4e0a\u914d\u7f6eSSH\u670d\u52a1\u5668\u3002\u5728\u76ee\u6807\u670d\u52a1\u5668\u4e0a\uff0c\u7f16\u8f91SSH\u670d\u52a1\u5668\u914d\u7f6e\u6587\u4ef6\/etc\/ssh\/sshd_config\uff0c\u4fee\u6539\u4ee5\u4e0b\u914d\u7f6e\u9879\uff1a PermitRootLogin no # \u7981\u6b62\u4f7f\u7528root\u7528\u6237\u76f4\u63a5\u767b\u5f55 PasswordAuthentication no # \u7981\u6b62\u901a\u8fc7\u5bc6\u7801\u8fdb\u884c\u8ba4\u8bc1 PubkeyAuthentication yes # \u542f\u7528\u516c\u94a5\u8ba4\u8bc1 \u4fee\u6539\u5b8c\u914d\u7f6e\u6587\u4ef6\u540e\uff0c\u91cd\u542fSSH\u670d\u52a1\u5668\uff1a $ sudo service sshd restart \u4e09\u3001\u914d\u7f6eSSH\u5ba2\u6237\u7aef\u5728\u672c\u5730\u7535\u8111\u4e0a\uff0c\u914d\u7f6eSSH\u5ba2\u6237\u7aef\u7528\u4e8e\u8fde\u63a5\u76ee\u6807\u670d\u52a1\u5668\u3002\u7f16\u8f91SSH\u5ba2\u6237\u7aef\u914d\u7f6e\u6587\u4ef6~\/.ssh\/config\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a Host myserver HostName <\u76ee\u6807\u670d\u52a1\u5668IP> User <\u767b\u5f55\u7528\u6237\u540d> IdentityFile ~\/.ssh\/id_rsa Port <SSH\u670d\u52a1\u5668\u7aef\u53e3> \u5c06<\u76ee\u6807\u670d\u52a1\u5668IP>\u3001<\u767b\u5f55\u7528\u6237\u540d>\u548c<SSH\u670d\u52a1\u5668\u7aef\u53e3>\u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u4fe1\u606f\u3002 \u56db\u3001\u4f7f\u7528SSH\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528SSH\u8fde\u63a5\u76ee\u6807\u670d\u52a1\u5668\u8fdb\u884c\u8fdc\u7a0bSysOps\u7ba1\u7406\u3002\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a $ ssh myserver […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51163","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51163"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51163\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}