> You need to distribute the keys for root to /root/.ssh on all of the > nodes.
Or... use /etc/ssh/shosts.equiv and host-based authentication (HostbasedAuthentication yes in /etc/ssh/sshd_config). http://www.snailbook.com/faq/trusted-host-howto.auto.html Cheers, Steffen > > > > Mike Davis > > Tim Moore wrote: >> Hello All - >> >> I just upgraded the OS on my cluster and to satisfy security, >> implemented ssh. The old cluster used rsh and rlogin. I developed some >> nice scripts that allow me to do an emergency shutdown, reboot and other >> misc node maintenance with the execution of one command. SSH >> configuration for a user is trivial because /home is distributed >> throughout the cluster. I would like to still use my scripts (with some >> mods) to control the cluster but do not quite understand how to login as >> root (without a password) throughout the compute nodes via ssh because >> /root is present on each system. >> >> Thanks! >> Tim >> >> _______________________________________________ >> Beowulf mailing list, [email protected] >> To change your subscription (digest mode or unsubscribe) visit >> http://www.beowulf.org/mailman/listinfo/beowulf > > _______________________________________________ > Beowulf mailing list, [email protected] > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf > _______________________________________________ Beowulf mailing list, [email protected] To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
