File permissions... Mounting...

Larry Hall (Cygwin) reply-to-list-only-lh@cygwin.com
Thu Oct 11 02:40:00 GMT 2007


Eric Uratchko wrote:
> Never a dull moment, that's what I'll say right now.
> 
> Hokay ... So.. I'm in a test environment. Security is not an issue.
> Permissions could very well be root to everything without passwords and
> that would be fine, in fact that would make my life easier. But. Since
> that isn't the case...
> 
> Administrator@nasspec01 /
> $ ls
> Cygwin.bat  bin       data  home  mnt   tmp  var
> Cygwin.ico  cygdrive  etc   lib   proc  usr
> 
> Administrator@nasspec01 /
> $ umount /data
> umount: /data: No such file or directory
> 
> Administrator@nasspec01 /
> $ mount y:/ /data
> 
> **OK-- that worked**
> 
> Administrator@nasspec01 /
> $ cd data
> -bash: cd: data: No such file or directory
> 
> Hmmm....
> 
> Administrator@nasspec01 /
> $ ls -la
> ls: cannot access data: No such file or directory
> total 9
> drwxrwxrwx+ 13 Administrator Users    0 Oct 10 16:35 .
> drwxrwxrwx+ 13 Administrator Users    0 Oct 10 16:35 ..
> -rwxrwxrwx+  1 Administrator Users   57 Oct 10 15:56 Cygwin.bat
> -rwxrwxrwx+  1 Administrator Users 7022 Oct  9 15:57 Cygwin.ico
> drwxrwxrwx+  2 Administrator Users    0 Sep 30 21:10 bin
> dr-xr-xr-x   1             0 root     0 Dec 31  1969 cygdrive
> ???????????  ? ?             ?        ?            ? data
> drwxrwxrwx+ 15 Administrator Users    0 Oct 10 16:32 etc
> drwxrwxrwx+  4 Administrator None     0 Oct  9 23:53 home
> drwxrwxrwx+ 22 Administrator Users    0 Sep 30 21:06 lib
> drwxr-xr-x+  2 Administrator None     0 Oct  9 16:43 mnt
> dr-xr-xr-x   1 Administrator None     0 Oct 10 17:03 proc
> drwxrwxrwt+  2 Administrator Users    0 Oct 10 16:58 tmp
> drwxrwxrwx+ 15 Administrator Users    0 Sep 30 21:04 usr
> drwxrwxrwx+  9 Administrator Users    0 Oct  2 10:51 var
> 
> Administrator@nasspec01 /
> 
> /etc/group:
> SYSTEM:S-1-5-18:18:
> None:S-1-5-21-3051897544-968269257-830293299-513:513:
> Administrators:S-1-5-32-544:544:
> Backup Operators:S-1-5-32-551:551:
> Distributed COM Users:S-1-5-32-562:562:
> Guests:S-1-5-32-546:546:
> Network Configuration Operators:S-1-5-32-556:556:
> Performance Log Users:S-1-5-32-559:559:
> Performance Monitor Users:S-1-5-32-558:558:
> Power Users:S-1-5-32-547:547:
> Print Operators:S-1-5-32-550:550:
> Remote Desktop Users:S-1-5-32-555:555:
> Replicator:S-1-5-32-552:552:
> Users:S-1-5-32-545:545:
> HelpServicesGroup:S-1-5-21-3051897544-968269257-830293299-1000:1000:
> TelnetClients:S-1-5-21-3051897544-968269257-830293299-1002:1002:
> 
> /etc/passwd:
> SYSTEM:*:18:544:,S-1-5-18::
> Administrators:*:544:544:,S-1-5-32-544::
> Administrator:unused_by_nt/2000/xp:500:513:U-NASSPEC01\Administrator,S-1
> -5-21-30
> 51897544-968269257-830293299-500:/home/Administrator:/bin/bash
> Guest:unused_by_nt/2000/xp:501:513:U-NASSPEC01\Guest,S-1-5-21-3051897544
> -9682692
> 57-830293299-501:/home/Guest:/bin/bash
> sshd_server:unused_by_nt/2000/xp:1003:513:sshd server
> account,U-NASSPEC01\sshd_s
> erver,S-1-5-21-3051897544-968269257-830293299-1003:/var/empty:/bin/bash
> SUPPORT_388945a0:unused_by_nt/2000/xp:1001:513:CN=Microsoft
> Corporation,L=Redmon
> d,S=Washington,C=US,U-NASSPEC01\SUPPORT_388945a0,S-1-5-21-3051897544-968
> 269257-8
> 30293299-1001:/home/SUPPORT_388945a0:/bin/bash
> 
> I've been having at this for two days now, researching, reading,
> reading, reading, and I'm not making progress. Thus I'm finally sending
> this out to you knowledeable folks with the hope that someone will be
> like "Oh, geeze. You dummy. Do this, this this, done."
> 
> I've got access to every side of things. Noone else uses the machines.
> Security comes in the form of locked doors and guards. :)
> 
> Also I will note that /data was made inside cygwin.


You forgot:

> Problem reports:       http://cygwin.com/problems.html

My guess is that 'Y:' is a network drive that requires authentication to
access.  It's apparently owned by a domain user not in your '/etc/passwd'
file, which accounts for the '???' stuff.  But things would be clearer if
we knew more about your installation and configuration (thus the pointer
to the problem reports guidelines above. ;-) )


-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
 > Q: Are you sure?
 >> A: Because it reverses the logical flow of conversation.
 >>> Q: Why is top posting annoying in email?

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