{"id":52299,"date":"2024-12-03T09:38:00","date_gmt":"2024-12-03T01:38:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52299\/"},"modified":"2024-12-03T09:38:00","modified_gmt":"2024-12-03T01:38:00","slug":"linux%e8%bf%9c%e7%a8%8b%e7%99%bb%e5%bd%95ssh%e5%85%8d%e5%af%86%e7%a0%81%e9%85%8d%e7%bd%ae%e7%9a%84%e6%96%b9%e6%b3%95%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52299\/","title":{"rendered":"linux\u8fdc\u7a0b\u767b\u5f55ssh\u514d\u5bc6\u7801\u914d\u7f6e\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48"},"content":{"rendered":"

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

linux\u8fdc\u7a0b\u767b\u5f55ssh\u514d\u5bc6\u7801\u914d\u7f6e\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48<\/h1>\n

\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587\u300alinux\u8fdc\u7a0b\u767b\u5f55ssh\u514d\u5bc6\u7801\u914d\u7f6e\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a\u6587\u7ae0<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n

\u4e00\u3001\u60c5\u666f<\/strong><\/p>\n

\u628a\u4e3b\u673a\u4e4b\u95f4\u90fd\u80fd\u8fdc\u7a0bssh\u514d\u5bc6\u7801\u767b\u9646\u3002<\/p>\n

\u4e8c\u3001\u539f\u7406
<\/strong>\u5f88\u7b80\u5355\uff0c\u4f7f\u7528ssh-keygen \u5728\u4e3b\u673aa\u4e0a\u751f\u6210private\u548cpublic\u5bc6\u94a5\uff0c\u5c06\u751f\u6210\u7684public\u5bc6\u94a5\u62f7\u8d1d\u5230\u8fdc\u7a0b\u673a\u5668\u4e3b\u673ab\u4e0a\u540e,\u5c31\u53ef\u4ee5\u4f7f\u7528ssh\u547d\u4ee4\u65e0\u9700\u5bc6\u7801\u767b\u5f55\u5230\u53e6\u5916\u4e00\u53f0\u673a\u5668\u4e3b\u673ab\u4e0a\u3002<\/p>\n

\u4e09\u3001\u6b65\u9aa4<\/strong><\/p>\n

\u4e3b\u673aa\uff1a<\/p>\n

1\u3001 \u751f\u6210\u516c\u94a5\u548c\u79c1\u94a5\u6587\u4ef6id_rsa\u548cid_rsa.pub \uff08\u65723\u4e0b\u56de\u8f66\u5373\u53ef\uff09
[root@bogon ~]# ssh-keygen -t rsa
generating public\/private rsa key pair.
enter file in which to save the key (\/root\/.ssh\/id_rsa):
enter passphrase (empty for no passphrase):
enter same passphrase again:
your identification has been saved in \/root\/.ssh\/id_rsa.
your public key has been saved in \/root\/.ssh\/id_rsa.pub.
the key fingerprint is:
67:da:0d:79:e0:d6:2b:cd:7d:22:af:51:7e:9c:75:fe root@bogon
the key’s randomart image is:
+–[ rsa 2048]—-+
| |
| |
| . |
| . + |
| s b o . o|
| * * = o+|
| . o b +.=|
| . + +.|
| … e|
+—————–+<\/p>\n

2\u3001ssh-cop-id\u547d\u4ee4\u4f1a\u5c06\u6307\u5b9a\u7684\u516c\u94a5\u6587\u4ef6\u590d\u5236\u5230\u8fdc\u7a0b\u8ba1\u7b97\u673a<\/p>\n

[root@bogon ~]# ssh-copy-id -i ~\/.ssh\/id_rsa.pub root@10.1.250.166
the authenticity of host ‘10.1.250.166 (10.1.250.166)’ can’t be established.
rsa key fingerprint is c8:9d:6d:92:55:77:3d:3e:af:f5:cb:18:80:5a:47:93.
are you sure you want to continue connecting (yes\/no)? yes
warning: permanently added ‘10.1.250.166’ (rsa) to the list of known hosts.
reverse mapping checking getaddrinfo for bogon [10.1.250.166] failed – possible break-in attempt!
root@10.1.250.166’s password: <\u4e3b\u673ab\u7684\u767b\u9646\u5bc6\u7801>
now try logging into the machine, with “ssh ‘root@10.1.250.166′”, and check in:<\/p>\n

.ssh\/authorized_keys<\/p>\n

to make sure we haven’t added extra keys that you weren’t expecting.<\/p>\n

3\u3001\u7136\u540essh\u767b\u9646\u4e3b\u673ab\u9a8c\u8bc1\u662f\u5426\u9700\u8981\u5bc6\u7801<\/p>\n

[root@localhost ~]# ssh 10.1.250.166
reverse mapping checking getaddrinfo for bogon [10.1.250.166] failed – possible break-in attempt!
last login: wed oct 21 10:05:39 2015 from 10.1.250.141
[root@bogon ~]#<\/p>\n

4\u3001\u767b\u9646\u6210\u529f\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728\u4e3b\u673ab\u4e5f\u505a\u4e0b\u4ee5\u4e0a3\u6b65\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u76f8\u4e92\u514d\u5bc6\u7801ssh\u767b\u9646\u3002\uff08\u5982\u679c\u6709\u591a\u53f0\u4e3b\u673a\uff0c\u6bcf\u53f0\u4e3b\u673a\u90fd\u505a\u4e0b\u76f8\u540c\u64cd\u4f5c\uff0c\u4ee5\u65b9\u4fbf\u4ee5\u540e\u7ba1\u7406\uff09\u3002<\/p>\n

5\u3001\u6743\u9650\u95ee\u9898
\u5efa\u8bae\u7528\u5176\u4ed6\u7528\u6237\u505assh\u767b\u9646\u7684\u8bdd\uff0c\u8c03\u6574\u76ee\u5f55\u6587\u4ef6\u6743\u9650
\u8bbe\u7f6eauthorized_keys\u6743\u9650<\/p>\n

chmod 644 authorized_keys<\/p>\n

\u8bbe\u7f6e.ssh\u76ee\u5f55\u6743\u9650<\/p>\n

chmod 700 -r .ssh<\/p>\n

6\u3001\u8981\u4fdd\u8bc1.ssh\u548cauthorized_keys\u90fd\u53ea\u6709\u7528\u6237\u81ea\u5df1\u6709\u5199\u6743\u9650\u3002\u5426\u5219\u9a8c\u8bc1\u65e0\u6548\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

linux\u8fdc\u7a0b\u767b\u5f55ssh\u514d\u5bc6\u7801\u914d\u7f6e\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48 \u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587\u300alinux\u8fdc\u7a0b\u767b\u5f55ssh\u514d\u5bc6\u7801\u914d\u7f6e\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48\u300b\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a\u6587\u7ae0\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~ \u4e00\u3001\u60c5\u666f \u628a\u4e3b\u673a\u4e4b\u95f4\u90fd\u80fd\u8fdc\u7a0bssh\u514d\u5bc6\u7801\u767b\u9646\u3002 \u4e8c\u3001\u539f\u7406\u5f88\u7b80\u5355\uff0c\u4f7f\u7528ssh-keygen \u5728\u4e3b\u673aa\u4e0a\u751f\u6210private\u548cpublic\u5bc6\u94a5\uff0c\u5c06\u751f\u6210\u7684public\u5bc6\u94a5\u62f7\u8d1d\u5230\u8fdc\u7a0b\u673a\u5668\u4e3b\u673ab\u4e0a\u540e,\u5c31\u53ef\u4ee5\u4f7f\u7528ssh\u547d\u4ee4\u65e0\u9700\u5bc6\u7801\u767b\u5f55\u5230\u53e6\u5916\u4e00\u53f0\u673a\u5668\u4e3b\u673ab\u4e0a\u3002 \u4e09\u3001\u6b65\u9aa4 \u4e3b\u673aa\uff1a 1\u3001 \u751f\u6210\u516c\u94a5\u548c\u79c1\u94a5\u6587\u4ef6id_rsa\u548cid_rsa.pub \uff08\u65723\u4e0b\u56de\u8f66\u5373\u53ef\uff09[root@bogon ~]# ssh-keygen -t rsagenerating public\/private rsa key pair.enter file in which to save the key (\/root\/.ssh\/id_rsa):enter passphrase (empty for no passphrase):enter same passphrase again:your identification has been saved in \/root\/.ssh\/id_rsa.your public key has been saved in \/root\/.ssh\/id_rsa.pub.the key fingerprint is:67:da:0d:79:e0:d6:2b:cd:7d:22:af:51:7e:9c:75:fe root@bogonthe key’s randomart image […]<\/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-52299","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52299","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=52299"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52299\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}