Password Configuration is not required for distributing SCP in Linux.

Source: Internet
Author: User
Article Title: password configuration is not required for distributing SCP in Linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.

First, execute the Command Script on each node.

Mkdir-p ~ /. Ssh

Chmod 700 ~ /. Ssh

/Usr/bin/ssh-keygen-t rsa

Then on the host that needs to be distributed in batches

Touch ~ /. Ssh/authorized_keys

Ssh 192.168.1.20 cat ~ /. Ssh/id_rsa.pub> ~ /. Ssh/authorized_keys

Note: 192.168.1.20 is the IP address of the distribution host.

The authenticity of host 'linux1 (192.168.1.100) 'can't be established.

RSA key fingerprint is 2f: cc: a1: 4f: 2b: 67: 01: 6a: d1: 9e: 0b: AB: c8: 9e: 57: a1.

Are you sure you want to continue connecting (yes/no )? Yes

Warning: Permanently added 'linux1, 192.168.1.100 '(RSA) to the list of known hosts.

Oracle @ linux1's password: xxxxx

Run

Chmod 600 ~ /. Ssh/authorized_keys

Verify on the distribution host

Ssh 192.168.1.19 hostname

RS9

Common scp. sh files on distribution hosts

Distribute files from the distribution host 192.168.1.20 to 192.168.1.19 and 192.168.1.10

Scp-r/usr/local/adsit/webapps/preroll/WEB-INF/classes root@192.168.1.19:/home/adsit/

Scp-r/usr/local/adsit/webapps/preroll/WEB-INF/classes root@192.168.1.10:/home/adsit/

Run scp. sh on the distribution host to implement the copy function.

 

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