Re: Hardware Asset Information

On Tue, Oct 4, 2011 at 8:36 PM, Dave Shield <[email protected]> wrote:
> On 4 October 2011 15:20, Kaushal Shriyan <[email protected]> wrote:
>>> Have you tried just ssh-ing in to the hosts and running dmidecode to find
>>> the RAM information, and hdparm -i to find the drive's serial number?
>>
>> Thanks for the reply,I have got that information using dmidecode and
>> various other tools, but is there a way to use snmp protocol to find
>> out this specific information.
>
> It's not built into the Net-SNMP agent,
> but you could always configure an "extend" directive to report this information.
>
> Something like
>
>    extend   dmi   /usr/bin/dmidecode
>
> and then query the tables nsExtendOutput1Table and/or nsExtendOutput2Table
>
> There looks to be a lot of useful information there,
> so it's probably something we could sensibly make use of!
>
> Dave
>

Hi Dave,

root@host0129:/etc/snmp# snmpwalk -v 2c -c local localhost
NET-SNMP-EXTEND-MIB::nsExtendOutput1Table
NET-SNMP-EXTEND-MIB::nsExtendOutput1Line."dmi" = STRING: /dev/mem:
Permission denied
NET-SNMP-EXTEND-MIB::nsExtendOutputFull."dmi" = STRING: /dev/mem:
Permission denied
# dmidecode 2.9
NET-SNMP-EXTEND-MIB::nsExtendOutNumLines."dmi" = INTEGER: 2
NET-SNMP-EXTEND-MIB::nsExtendResult."dmi" = INTEGER: 1
root@host0129:/etc/snmp# snmpwalk -v 2c -c local localhost
NET-SNMP-EXTEND-MIB::nsExtendOutput2Table
NET-SNMP-EXTEND-MIB::nsExtendOutLine."dmi".1 = STRING: /dev/mem:
Permission denied
NET-SNMP-EXTEND-MIB::nsExtendOutLine."dmi".2 = STRING: # dmidecode 2.9

root@host0129:/etc/snmp# cat snmpd.conf
## RESTRICTED ACCESS,NO CHANGES ALLOWED ##
com2sec readonly 127.0.0.1 local
group webaroo v1 readonly
group webaroo v2c readonly
view all        included        .1      80
view system included  .iso.org.dod.internet.mgmt.mib-2.system
access webaroo "" any noauth exact all none none

## Custom script begins,changes permitted below;be cautious ##
#exec raidcheck '/usr/bin/sudo /opt/snmp/raid.sh'
#exec slavecheck '/usr/bin/sudo /opt/snmp/slave.sh'
#exec slavelagcheck '/usr/bin/sudo /opt/snmp/slavelag.sh  -u replicant
-p SMSreplicant -w 1400 -c 3600'
extend   dmi   /usr/sbin/dmidecode
root@host0129:/etc/snmp# ps aux|grep snmpd
snmp      6785  0.0  0.0  42024  5168 ?        S    15:29   0:00
/usr/sbin/snmpd -Lsd -Lf /dev/null -u snmp -I -smux -p
/var/run/snmpd.pid -c /etc/snmp/snmpd.conf
root      8276  0.0  0.0   7628   996 pts/0    S+   15:36   0:00 grep
--color=auto snmpd
root@host0129:/etc/snmp#

Please suggest further

Regards

Kaushal

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