SSH 建立用户等效性
2014-10-01 19:58
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在 rac1 上执行
rac1-> chmod 700 ~/.ssh
rac1-> ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_rsa.
Your public key has been saved in /export/home/oracle/.ssh/id_rsa.pub.
The key fingerprint is:
87:54:4f:92:ba:ed:7b:51:5d:1d:59:5b:f9:44:da:b6
oracle@rac1.mycorpdomain.com
rac1-> ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_dsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_dsa.
Your public key has been saved in /export/home/oracle/.ssh/id_dsa.pub.
The key fingerprint is:
31:76:96:e6:fc:b7:25:04:fd:70:42:04:1f:fc:9a:26
oracle@rac1.mycorpdomain.com
在rac2 上执行
rac2-> mkdir ~/.ssh
rac2-> chmod 700 ~/.ssh
rac2-> ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_rsa.
Your public key has been saved in /export/home/oracle/.ssh/id_rsa.pub.
The key fingerprint is:
29:5a:35:ac:0a:03:2c:38:22:3c:95:5d:68:aa:56:66
oracle@rac2.mycorpdomain.com
rac2-> ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_dsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_dsa.
Your public key has been saved in /export/home/oracle/.ssh/id_dsa.pub.
The key fingerprint is:
4c:b2:5a:8d:56:0f:dc:7b:bc:e0:cd:3b:8e:b9:5c:7c
oracle@rac2.mycorpdomain.com
在 rac1 上执行
rac1-> cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
rac1-> cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
rac1-> ssh rac2 cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
The authenticity of host 'rac2 (192.168.2.132)'
can't be established.
RSA key fingerprint is 63:d3:52:d4:4d:e2:cb:ac:8d:4a:66:9f:f1:ab:28:1f.
Are you sure you want to continue connecting
(yes/no)? yes
Warning: Permanently added 'rac2,192.168.2.132'
(RSA) to the list of known hosts.
oracle@rac2's password:
rac1-> ssh rac2 cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
oracle@rac2's password:
rac1-> scp ~/.ssh/authorized_keys rac2:~/.ssh/authorized_keys
oracle@rac2's password:
authorized_keys 100%
1716 1.7KB/s 00:00
在每个节点上测试连接。验证当您再次运行以下命令时,系统是否不提示您输入口令。
ssh rac1 date
ssh rac2 date
ssh rac1-priv date
ssh rac2-priv date
ssh rac1.mycorpdomain.com date
ssh rac2.mycorpdomain.com date
ssh rac1-priv.mycorpdomain.com date
ssh rac2-priv.mycorpdomain.com date
rac1-> chmod 700 ~/.ssh
rac1-> ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_rsa.
Your public key has been saved in /export/home/oracle/.ssh/id_rsa.pub.
The key fingerprint is:
87:54:4f:92:ba:ed:7b:51:5d:1d:59:5b:f9:44:da:b6
oracle@rac1.mycorpdomain.com
rac1-> ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_dsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_dsa.
Your public key has been saved in /export/home/oracle/.ssh/id_dsa.pub.
The key fingerprint is:
31:76:96:e6:fc:b7:25:04:fd:70:42:04:1f:fc:9a:26
oracle@rac1.mycorpdomain.com
在rac2 上执行
rac2-> mkdir ~/.ssh
rac2-> chmod 700 ~/.ssh
rac2-> ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_rsa.
Your public key has been saved in /export/home/oracle/.ssh/id_rsa.pub.
The key fingerprint is:
29:5a:35:ac:0a:03:2c:38:22:3c:95:5d:68:aa:56:66
oracle@rac2.mycorpdomain.com
rac2-> ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/export/home/oracle/.ssh/id_dsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /export/home/oracle/.ssh/id_dsa.
Your public key has been saved in /export/home/oracle/.ssh/id_dsa.pub.
The key fingerprint is:
4c:b2:5a:8d:56:0f:dc:7b:bc:e0:cd:3b:8e:b9:5c:7c
oracle@rac2.mycorpdomain.com
在 rac1 上执行
rac1-> cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
rac1-> cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
rac1-> ssh rac2 cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
The authenticity of host 'rac2 (192.168.2.132)'
can't be established.
RSA key fingerprint is 63:d3:52:d4:4d:e2:cb:ac:8d:4a:66:9f:f1:ab:28:1f.
Are you sure you want to continue connecting
(yes/no)? yes
Warning: Permanently added 'rac2,192.168.2.132'
(RSA) to the list of known hosts.
oracle@rac2's password:
rac1-> ssh rac2 cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
oracle@rac2's password:
rac1-> scp ~/.ssh/authorized_keys rac2:~/.ssh/authorized_keys
oracle@rac2's password:
authorized_keys 100%
1716 1.7KB/s 00:00
在每个节点上测试连接。验证当您再次运行以下命令时,系统是否不提示您输入口令。
ssh rac1 date
ssh rac2 date
ssh rac1-priv date
ssh rac2-priv date
ssh rac1.mycorpdomain.com date
ssh rac2.mycorpdomain.com date
ssh rac1-priv.mycorpdomain.com date
ssh rac2-priv.mycorpdomain.com date
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