David,
you should test for the existence of "/stardev/ix86_Linux" on saturn
before doing the rsync, otherwise you might update to a broken build.
Peter.
On Thu, 29 Jan 2004, David Berry wrote:
> At the behest of Norman, here is a scheme I have just got going for
> automatically updating my /stardev system using rsync and ssh. The bulk
> of the trouble is in persuading ssh not to issue a prompt for a password
> or passphrase.
>
>
>
> On the local machine:
>
> % cd ~/.ssh
> % ssh-keygen -t dsa -f stardev
> % vi stardev.pub
>
> Insert the following text at the start of the line (it should currently
> start with ssh-dss)
>
> command="rsync --server --daemon ."
>
> Leave a space between the end of this text and the following "ssh-dss"
> string. Then transfer the stardev.pub file to saturn and append it to the
> end of the file ~/.ssh/authorized_keys. If this file does not exist,
> create it first. Then make sure that the access mode for this file is
> "-rw-------" and for the .ssh directory is "drwx------"
> Then create the file ~/rsyncd.conf on saturn, and put the following into it:
>
> use chroot = no
> [stardev]
> path = /stardev
> comment = nightly stardev build
>
> Back on your local machine create a script containing the commands:
>
> cd /stardev
> rsync -avz -e "ssh -i /home/dsb/.ssh/rsync_dsa -l dsb" [log in to unmask]::stardev .
>
> substituting your saturn username for dsb. You should find that this
> script will do the works, without prompting for a password. This means
> you can put in in your crontab, e.g.
>
> % crontab -e
>
> 0 20 * * * $HOME/bin/rsync-stardev
>
>
> to make it run at 20:00 each day.
>
> David
>
---
Peter W. Draper [log in to unmask], 0191 344 3566
Dept. of Physics, Durham University, UK. http://star-www.dur.ac.uk/~pdraper
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