[Linux-cluster] fence_drac5 timeouts

[Marek Grac]

On 07/26/2013 04:29 AM, ch urnd wrote:
> I'm trying to get fence_drac5 working on a cluster I'm setting up of 
> two Dell R410's.  The primary issue I'm seeing are timeouts.  The 
> fence does seem to work as the other node will get shut down, but the 
> script always exits 1.
>
Please which version do you use?

This looks very likely to be bug resolved in 
https://git.fedorahosted.org/cgit/fence-agents.git/commit/?id=4bd62484e17cc63b27a103c744ec11fb00610b48
when autodetect of EOL was not working properly on DRAC devices when 
using ssh.

m,

> Here's the output:
>
> # fence_drac5 -a 192.168.1.100 --power-timeout 30 -x -l root -p calvin 
> -c 'admin1->' -o reboot
> Connection timed out
>
> # fence_drac5 -a 192.168.1.100 --power-timeout 30 -v -x -l root -p 
> calvin -c 'admin1->' -o reboot
> root at 192.168.1.100 <mailto:root at 192.168.1.100>'s password:
> /admin1-> racadm serveraction powerstatus
> Server power status: ON
> /admin1->
> /admin1-> racadm serveraction powerdown
> Server power operation successful
> /admin1->Traceback (most recent call last):
>   File "/usr/sbin/fence_drac5", line 154, in <module>
>     main()
>   File "/usr/sbin/fence_drac5", line 137, in main
>     result = fence_action(conn, options, set_power_status, 
> get_power_status, get_list_devices)
>   File "/usr/share/fence/fencing.py", line 838, in fence_action
>     if wait_power_status(tn, options, get_power_fn) == 0:
>   File "/usr/share/fence/fencing.py", line 744, in wait_power_status
>     if get_power_fn(tn, options) != options["-o"]:
>   File "/usr/sbin/fence_drac5", line 38, in get_power_status
>     status = re.compile("(^|: )(ON|OFF|Powering ON|Powering OFF)\s*$", 
> re.IGNORECASE | re.MULTILINE).search(conn.before).group(2)
> AttributeError: 'NoneType' object has no attribute 'group'
>
>
>
> Even though I pass "-o reboot", it still powers off.  It does the same 
> even if I don't pass that option.
>
> I added --power-timeout 30 in the latest test to see if that'd help 
> but no dice.  Doesn't work without it either.
>
> I have tried fence_ipmilan & it works great, but the iDRAC interfaces 
> are somewhat exposed & need to use SSH for security reasons, which 
> limits me to fence_drac5.
>
> Thanks.
>
>
>

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