Hi Kevin:
On Fri, Jan 6, 2012 at 8:26 AM, Kevin Fries <
kevin@fries-biro.com> wrote:
> Just out of curiosity...
>
> Is there a specific use case you are using to explain why you are
> reinventing the wheel?
>
Much of our discussion with scripting and systems use is like "Hello World".
> http://backuppc.sourceforge.net/faq/BackupPC.html
>
> It would help to know exactly what you are trying to achieve that BackupPC
> can't handle so we can find you a better solution.
>
Great solution: but he is trying to identify all connected samba shares
from Windows7 machines only on a DHCP network.
> Kevin
> On Jan 6, 2012 8:00 AM, "Lisa Kachold" <lisakachold@obnosis.com> wrote:
>
>> Hi James;
>>
>> On Fri, Jan 6, 2012 at 1:11 AM, James Dugger <james.dugger@gmail.com>wrote:
>>
>>> Does anyone know if a Linux server can identify windows users connected
>>> to the server through a Samba share, where Samba has not been configured as
>>> a domain controller (i.e. samba is resolving user accounts with smbpasswd
>>> only). Are the windows users always synced with a UNIX user?
>>>
>>> I am writing a bash script for a rather peculiar backup scenario where
>>> laptops running Windows 7 are backed up to a server when/if they are
>>> connected to the LAN using rsync. There is no local DNS server or domain
>>> controller installed in the LAN (other than the router which is only
>>> configured for DHCP service). I had planned to use the following to
>>> generate a list of connected users:
>>>
>>> who | cut -d' ' -f1 | sort | uniq > /srv/backup/user.lst
>>>
>>> This list would then be read into a bash array and used to iterate the
>>> backup script for those known connected users. However, If I can't verify
>>> Windows users that are connected is there a clean non-taxing way to test
>>> for the mac addresses of the connected laptops over the LAN? I know that
>>> using:
>>>
>>> nmap -sP <ip address range>
>>>
>>> will return the mac address along with other info, but I don't know if
>>> there is a way to get a clean mac address only list from scan.
>>>
>>> Any thoughts would be greatly appreciated.
>>>
>>> Thanks
>>>
>>>
>>> --
>>> James
>>>
>>>
>>> You can use netstat to compare with the list of mac addresses for
>> Windows.
>>
>> You can also use OCS Inventory to maintain your Windows7 mac list more
>> easily (so you don't have to get the mac's and hand maintain the list). It
>> runs a client on both linux and windows systems that gives all manner of
>> great info.
>>
>> Example Flow Chart:
>>
>> # netstat -antp | grep smbd
>>
>> Then use:
>> awk $5 > $list
>>
>> compare $list with your flat file list of windows7 users
>>
>> and rsync away.
>>
>> Full get mac address line might look like this:
>>
>> netstat -an | grep :80 | awk ‘{print $4}’
>> or this:
>> netstat -an | grep :80 | awk ‘{print $4}’ | awk -F: ‘{print $1}’ | sort |
>> uniq
>>
>> stuff into a variable:
>>
>> modify this backup script snarfed from
>> http://stackoverflow.com/questions/4674167/helpful-suggestions-for-bash-backup-script-for-samba-shares-using-rsync
>> --
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>>
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