Re: [Dump-users] Dump Over SSH fails

[Tony N. <ton...@ge...>]

At 11:57 AM -0400 8/27/07, Ubaidul Khan wrote:
>I attempting to backup a Redhat Linux Machine(Linux  2.6.18-8.1.1.el5xen
>x86_64) without a tape drive to another Redhat Linux Machine(Linux
>2.6.18-8.1.1.el5xen x86_64) with a tape drive.  I have some backup scripts
>that login to remote machines over ssh and call scripts that start dump over
>ssh.  The machines are setup in the following way:
>
>1.  operator - This group exits on all machines
>2.  sysop - This is the user that's invoking dump on all machines - this
>user is also part of the following groups:  operator disk wheel
>3.  The sysop environment includes the variable RSH which is set to
>"/usr/bin/ssh"
>4.  Public key authentication has been setup between the machines so sysop
>can login from one machine to the other and back and forth.  I verified this
>and it works(I can ssh to the remote machine and from that machine I can ssh
>to the machine with the tape drive and run commands).
>
>The backup system works in the following manner:
>
>  M1  ---sysop-ssh-login(invoke dump)---->  M2
>  M2  ---dump-over-ssh--->  M1:/dev/nst0
>  [sysop@M1 ~]$  ssh -T -v M2 "/sbin/dump -0 -f M1:/dev/nst0 /boot"
>
>The error message I am getting is:
>  DUMP: rcmd: socket: Permission denied
>
>However I can successfully run dumps, if I login to M2 over ssh to an
>interactive shell(bash) and run:
>
>  [sysop@M2 ~]$/sbin/dump -0 -f M1:/dev/nst0 /boot
>
>Any help/suggestion is greatly appreciated.

Uhh, the second one is a login shell?  WAG.
-- 
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TonyN.:'                       <mailto:ton...@ge...>
      '                              <http://www.georgeanelson.com/>