{"id":103,"date":"2012-08-22T21:02:33","date_gmt":"2012-08-22T13:02:33","guid":{"rendered":"http:\/\/www.hzaumycology.com\/chenlianfu_blog\/?p=103"},"modified":"2017-04-05T14:56:21","modified_gmt":"2017-04-05T06:56:21","slug":"centos%e9%85%8d%e7%bd%aeopenssh%e6%97%a0%e5%af%86%e7%a0%81%e7%99%bb%e9%99%86","status":"publish","type":"post","link":"http:\/\/www.chenlianfu.com\/?p=103","title":{"rendered":"CentOs\u914d\u7f6eOpenSSH\u65e0\u5bc6\u7801\u767b\u9646"},"content":{"rendered":"

1 \u914d\u7f6e\u670d\u52a1\u5668\/etc\/ssh\/sshd_config\u6587\u4ef6\u3002<\/h1>\n

\u53bb\u6389\u4ee5\u4e0b\u5185\u5bb9\u7684\u6ce8\u91ca\u7b26\u201c#\u201d\u6216\u4fee\u6539\u6210\u5982\u4e0b\u65b9\u5f0f\u3002<\/p>\n

RSAAuthentication yes\r\nPubkeyAuthentication yes\r\nAuthorizedKeysFile      .ssh\/authorized_keys\r\nPermitRootLogin no    #\u4e0d\u5141\u8bb8root\u7528\u6237\u767b\u9646ssh\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u7cfb\u7edf\u5b89\u5168\u3002\r\nProtocol 2    #\u9009\u62e9\u7b2c\u4e8c\u79cd\u534f\u8bae\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u7cfb\u7edf\u7684\u5b89\u5168\u3002<\/pre>\n
2 \u5728\u5ba2\u6237\u7aef\u751f\u6210\u4e00\u5bf9\u516c\u79c1\u94a5\uff0c\u5c06\u516c\u94a5\u590d\u5236\u5230\u670d\u52a1\u5668\u7684user\/.ssh\/authorized_keys\u6587\u4ef6\u4e2d\u3002<\/h1>\n
$ ssh-keygen -t dsa -P '' -f ~\/.ssh\/id_dsa\r\n$ scp ~\/.ssh\/id_dsa.pub user@Sever's_IP:\/home\/user\/.ssh\/\r\n$ ssh user@Sever's_IP\r\n$ cat \/home\/user\/.ssh\/id_dsa.pub >> \/home\/user\/.ssh\/authorized_keys<\/pre>\n
3 \u4fee\u6539\u8fdc\u7a0b\u670d\u52a1\u5668\/home\/user\/.ssh\/authorized_keys\u7684\u6743\u9650\u4e3a600\uff0c\u5373\u53ef\u901a\u8fc7OpenSSH\u8fdc\u7a0b\u65e0\u5bc6\u7801\u767b\u9646\u670d\u52a1\u5668\u3002<\/h1>\n
$ chmod 600 ~\/.ssh\/authorized_keys<\/pre>\n
4.\u6dfb\u52a0id_rsa\u5230ssh-agent\u3002\u5982\u679c\u8fde\u63a5\u670d\u52a1\u5668\u8fd4\u56de\u201cAgent admitted failure to sign using the key\u201d\u3002<\/h1>\n
$ ssh-add\r\n\u518d\u6b21\u8fde\u7ebf\u5c31\u6b63\u5e38\u4e86\u3002<\/pre>\n
5. \u8bbe\u7f6e selinux<\/h1>\n
\u82e5\u6ca1\u6709\u5173\u95ed selinux\uff0c\u5219\u4f9d\u7136\u4e0d\u80fd\u65e0\u5bc6\u7801\u767b\u5f55\uff0c\u5173\u95ed\u5373\u53ef\u3002<\/p>\n
\r\n$ sudo setenforce 0\r\n<\/pre>\n
\u6b64\u5916\uff0c\u82e5\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u6743\u9650\u8fc7\u5927\uff0c\u6bd4\u5982\u4e3a777\uff0c\u5219\u4e5f\u4f1a\u5bfc\u81f4\u5373\u4f7f\u6b63\u786e\u8fdb\u884c\u4ee5\u4e0a\u8bbe\u7f6e\u540e\uff0c\u4efb\u7136\u9700\u8981\u8f93\u5165\u5bc6\u7801\u767b\u5f55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
1 \u914d\u7f6e\u670d\u52a1\u5668\/etc\/ssh\/sshd_config\u6587\u4ef6\u3002 \u53bb\u6389\u4ee5\u4e0b\u5185\u5bb9\u7684\u6ce8\u91ca … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[10],"_links":{"self":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/103"}],"collection":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=103"}],"version-history":[{"count":7,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/103\/revisions"}],"predecessor-version":[{"id":2440,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/103\/revisions\/2440"}],"wp:attachment":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=103"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}