showmount how to find a nfs server?

poma pomidorabelisima at gmail.com
Mon May 6 14:17:50 UTC 2013


On 06.05.2013 15:59, Ed Greshko wrote:
> On 05/06/13 21:50, poma wrote:
>> On 06.05.2013 15:31, Ed Greshko wrote:
>>> On 05/06/13 20:40, poma wrote:
>>>> On 06.05.2013 10:58, Ed Greshko wrote:
>>>>
>>>>> I suppose you could always do something like this.....  But it will take a fair amount of time....
>>>>>
>>>>> for i in `seq 1 254`; do echo Address 10.10.156.${i}; /sbin/showmount -e 10.10.156.${i}; done;
>>>> time nmap -n --open -T5 -p 2049 192.168.1.* | grep report
>>>> Nmap scan report for 192.168.1.1
>>>>
>>>> real	0m1.970s  :)
>>>>>>>>
>>>> 1st&only:
>>>> nmap -n --open -T5 -p 2049 192.168.1.* | awk '{print $5}' | showmount -e
>>>>
>>> Of course you do realized that you're assuming NFSv4.
>> Do you have problems with v4? :)
> 
> I personally don't.  But, you shouldn't assume a single user, single admin environment.

HQ expectations. :)
Let the OP do some lifting. ;)

>>> And.....
>>>
>>> [egreshko at meimei ~]$ nmap -n --open -T5 -p 2049 192.168.0.* | awk '{print $5}' | showmount -e
>>> Export list for meimei:
>>>
>>> Which didn't show....
>> Well, do shows for me. :)
> 
> Lucky for you...

Of course. :)

>>> [egreshko at meimei ~]$ showmount -e 192.168.0.55
>>> Export list for 192.168.0.55:
>>> /nfs4exports          192.168.0.0/24
>>> /nfs4exports/myhome   192.168.0.0/24
>>> /nfs4exports/syntegra 192.168.0.0/24
>>>
>>> So, maybe you need to refine your methods.
>> Probably your "cat" shows to another port,
>> I guess we don't play cat and mouse. =)
>>
> 
> Everything in my home environment is NFSv4 and your examples failed to show the mounts on 192.168.0.55.
> 
> Not everything in one of my client's environment is NFSv4. 
> 
> I suppose I prefer all encompassing solutions.

I understand you, but you're a little too serious. ;)


poma




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