RE: undelete for FreeBSD current?

2003-11-13 Thread Thyer, Matthew
Thanks Robert,

The strings method worked very well in this instance.

-Original Message-
From: Robert Watson [mailto:[EMAIL PROTECTED]
Sent: Thursday, 13 November 2003 1:59 PM
To: Barney Wolff
Cc: Thyer, Matthew; '[EMAIL PROTECTED]'
Subject: Re: undelete for FreeBSD current?



On Wed, 12 Nov 2003, Barney Wolff wrote:

 On Thu, Nov 13, 2003 at 11:30:51AM +1030, Thyer, Matthew wrote:
  I've done a bad thing and need to recover a single file in /usr/local/etc/rc.d/ 
  after a rm -rf of /usr/local
  
  I've kept the file system relatively quiet since then.
 
 TCT may help.  http://www.porcupine.org/forensics/tct.html but I don't
 think it's been tested with current/ufs2.  Also, don't expect to build
 it on the system and then find a deleted file. 
 
 But if you have a clue of what you're looking for, just grepping
 /dev/dan or /dev/adn might work.  (grep -a -A100 -B100) 

Assuming that the file system had a fair amount of free space, and
therefore wasn't fragmented, I've always found the strings command quite
helpful in recovering text files after loss or deletion.  It can also be
nicely applied to /dev/mem if you accidentally close that pesky editor
window without save... 

Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
[EMAIL PROTECTED]  Network Associates Laboratories

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Re: undelete for FreeBSD current?

2003-11-12 Thread Barney Wolff
On Thu, Nov 13, 2003 at 11:30:51AM +1030, Thyer, Matthew wrote:
 I've done a bad thing and need to recover a single file in /usr/local/etc/rc.d/ 
 after a rm -rf of /usr/local
 
 I've kept the file system relatively quiet since then.

TCT may help.  http://www.porcupine.org/forensics/tct.html but I don't
think it's been tested with current/ufs2.  Also, don't expect to build
it on the system and then find a deleted file.

But if you have a clue of what you're looking for, just grepping /dev/dan
or /dev/adn might work.  (grep -a -A100 -B100)

-- 
Barney Wolff http://www.databus.com/bwresume.pdf
I'm available by contract or FT, in the NYC metro area or via the 'Net.
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Re: undelete for FreeBSD current?

2003-11-12 Thread Robert Watson

On Wed, 12 Nov 2003, Barney Wolff wrote:

 On Thu, Nov 13, 2003 at 11:30:51AM +1030, Thyer, Matthew wrote:
  I've done a bad thing and need to recover a single file in /usr/local/etc/rc.d/ 
  after a rm -rf of /usr/local
  
  I've kept the file system relatively quiet since then.
 
 TCT may help.  http://www.porcupine.org/forensics/tct.html but I don't
 think it's been tested with current/ufs2.  Also, don't expect to build
 it on the system and then find a deleted file. 
 
 But if you have a clue of what you're looking for, just grepping
 /dev/dan or /dev/adn might work.  (grep -a -A100 -B100) 

Assuming that the file system had a fair amount of free space, and
therefore wasn't fragmented, I've always found the strings command quite
helpful in recovering text files after loss or deletion.  It can also be
nicely applied to /dev/mem if you accidentally close that pesky editor
window without save... 

Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
[EMAIL PROTECTED]  Network Associates Laboratories


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