How do three linux machines do ssh mutual trust

This article mainly introduces "how do three linux machines do ssh mutual trust". In daily operation, I believe many people have doubts about how three linux machines do ssh mutual trust. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "how three linux machines do ssh mutual trust". Next, please follow the editor to study!

Environment introduction:

192.168.65.128 my1-222

192.168.65.129 my2-223

192.168.65.130 web224

# step 1:

# each node executes

Cat > > / etc/hosts ~ / .ssh/authorized_keys

# and set the access to authorized_keys

Chmod 600 ~ / .ssh/authorized_keys

# as long as it is executed on one node. This is executed on 192.168.65.128

Ssh 192.168.65.129 cat ~ / .ssh/id_rsa.pub > > ~ / .ssh/authorized_keys

Ssh 192.168.65.130 cat ~ / .ssh/id_rsa.pub > > ~ / .ssh/authorized_keys

# distribute the integrated files to other nodes

Scp / .ssh/authorized_keys 192.168.65.129:~/.ssh/

Scp / .ssh/authorized_keys 192.168.65.130:~/.ssh/

# when testing, you need to enter a password for the first time, and then you don't need to enter a password.

# Test on 192.168.65.128

Ssh 192.168.65.129

Ssh 192.168.65.130

# Test on 192.168.65.129

Ssh 192.168.65.128

Ssh 192.168.65.130

# Test on 192.168.65.130

Ssh 192.168.65.128

Ssh 192.168.65.129

# delete and re-operate

# rm-fr / root/.ssh/

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