Just noticed a small typo, sorry.. This is relation to running a SSH daemon on systems that are being REIMAGED to establish the ability to remotely connect to diagnose problems if they occur.
Jason Knudsen wrote: > Hey, > > Actually concerning getting a SSH daemon running on systems while > running was quite easy... (This comes in very handy for us with systems > that don't have remote console access or local access... handy way to > diagnose issues with the imaging if they fail as si_monitor can only do > that.. monitor. Would be cool to have this in the Virtual Console) > > Here's what I've done, I've extracted the > /usr/share/systemimager/boot/i386/standard/boel_binaries.tar.gz file and > made some of my own modifications and anybody could do the same if they > desire the same functionality... After modifying the contents, I just > compress it back up and replace it in that directory. > > this is required to start sshd: > > mkdir var/empty > > this is required to connect as root user.. password is welcome - can > always use your own existing shadow file with your own credentials: > > echo "root:$1$BaJP0SOv$452iJT862e01qxXzTlR5m0:13530:0:99999:7:::" > > etc/shadow > > the next thing I did was copy my existing rsa and dsa keys from our > environment in the etc/ssh directory. You could create your own with > ssh-keygen if you don't have your own. I also modified my sshd_config > conf file in etc/ssh as well to my environment. > > cp ssh_host_dsa_key | cp ssh_host_rsa_key | cp ssh_host_key and make > sure permissions are 0600 > > Next I've edited my master files under /var/lib/systemimager/scripts and > the template file under /etc/systemimager/ - the autoinstallscript.template > > The very first thing I've done, even before ". /tmp/variables.txt" is > add these lines: > > # Start SSHD > /bin/mount /dev/pts > /sbin/sshd > > And that's it... since my hosts are assigned IP's from DHCPD STATICALLY, > I can then just ssh into the hostname of the system that is being > reimaged. I guess that this is something fairly simple to integrate into > the systemimager suite if you so choose (as a option or whatnot) .. let > me know if I can assist any further. > > Jason > > Andrea Righi wrote: > >> Jason Knudsen wrote: >> >> >>> That's fantastic news!!! >>> >>> Thanks to everyone who has made this possible! >>> >>> So what exactly does si_psh do? is it a method to connect to the console >>> of systems that are reimaging? >>> >>> >>> >> No, it's a simple distributed shell (a wrapper to ssh) to run a command >> on ranges or lists of nodes, _after_ they've been installed. For the >> future we could consider to start sshd on the imaging clients (this >> should be a point of the TODO list). In this case you'll be able to use >> si_psh also to run commands on the imaging nodes... at the moment the >> only way to see the remote console of the nodes while they are >> installing it's the virtual console in si_monitortk... >> >> Regards, >> -Andrea >> >> ------------------------------------------------------------------------- >> Take Surveys. Earn Cash. Influence the Future of IT >> Join SourceForge.net's Techsay panel and you'll get the chance to share your >> opinions on IT & business topics through brief surveys - and earn cash >> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV >> _______________________________________________ >> Sisuite-users mailing list >> Sisuite-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/sisuite-users >> >> >> > > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share your > opinions on IT & business topics through brief surveys - and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > Sisuite-users mailing list > Sisuite-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/sisuite-users > ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Sisuite-users mailing list Sisuite-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sisuite-users
