[slurm-users] pam_slurm_adopt always claims now active jobs even when they do

[Paul Raines]

With debugging on I get:

Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: debug:  Reading slurm.conf 
file: /etc/slurm/slurm.conf
Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: debug4: found jobid = 808, 
stepid = 4294967295
Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: debug4: found jobid = 808, 
stepid = 0
Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: debug:  _step_connect: 
connect() failed dir /var/slurm/spool/d node rtx-03 step 808.4294967295 
Permission denied
Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: debug3: unable to connect to 
step 808.4294967295 on rtx-03: Permission denied
Oct 26 09:22:33 rtx-03 pam_slurm_adopt[176647]: send_user_msg: Access denied 
by pam_slurm_adopt: you have no active jobs on this node
Oct 26 09:22:33 rtx-03 sshd[176647]: pam_access(sshd:account): access denied 
for user `raines' from `10.162.254.11'
Oct 26 09:22:33 rtx-03 sshd[176647]: fatal: Access denied for user raines by 
PAM account configuration [preauth]


-- Paul Raines (http://help.nmr.mgh.harvard.edu)



On Fri, 23 Oct 2020 11:12pm, Wensheng Deng wrote:

> Append ‘log_level=debug5’ to the pam_slurm_adopt line in system-auth,
> restart sshd, try a new job and ssh session. then check log message in
> /var/log/secure...
>
>
> On Fri, Oct 23, 2020 at 9:04 PM Paul Raines <raines at nmr.mgh.harvard.edu>
> wrote:
>
>>
>> I am running Slurm 20.02.3 on CentOS 7 systems.  I have pam_slurm_adopt
>> setup in /etc/pam.d/system-auth and slurm.conf has PrologFlags=Contain,X11
>> I also have masked systemd-logind
>>
>> But pam_slurm_adopt always denies login with "Access denied by
>> pam_slurm_adopt: you have no active jobs on this node" even when the
>> user most definitely has a job running on the node via srun
>>
>> Any clues as to why pam_slurm_adopt thinks there is no job?
>>
>> serena [raines] squeue
>>               JOBID PARTITION     NAME     USER ST       TIME  NODES
>> NODELIST(REASON)
>>                 785    lcnrtx     tcsh   raines  R   19:44:51      1 rtx-03
>> serena [raines] ssh rtx-03
>> Access denied by pam_slurm_adopt: you have no active jobs on this node
>> Authentication failed.
>>
>>
>>
>