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Linux Backup Server: Refining Rsync, Passwordless Authentication

Mar 01, 2011, 16:02 (0 Talkback[s])
(Other stories by Carla Schroder)

"At last here are the final two parts of this series. Today we learn how to tell rsync which files to include or exclude, set up passwordless login on the backup server, and safely test everything. Tomorrow we put it all together and completely automate wakeup, backup, and shutdown.

"The first three parts:
Antec 300 Computer Case Quick Review
Arch Linux Backup Server-- Headless Administration
Linux Backup Server: Remote Wakeup, Automatic Shutdown

"Prequisite: SSH Everywhere

"You need SSH already set up, tested and working on all your computers. At a minimum you need the SSH daemon running on the backup server, user accounts on the server, and logins tested from the client PCs.

"Rsync Backup Script

"While rsync has a huge number of options, there are just a few that I use regularly. This is the script I use the most. It is installed on all the PCs that I want backed up. My backup server is named "backup_server", and why don't we call this backup script "backup_script".

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