On 08/17/2013 06:57 AM, Ljubomir Ljubojevic wrote:
> On 08/16/2013 06:44 PM, Ahmed wrote:
>> Hi,
>>
>> is it possible to Restore files deleted with " rm rf " from ext4 or
>> ext3 filesystem by mistake.
>>
> I posted this as a Document in official CentOS Facebook group. Feel free
> to use it in a blog, just mention my name:
>
> Recover files from ext3/ext4 ext4magic
>
> How to recover deleted files:
> I used ext4 magic, replacement for extundelete and ext3grep:
> http://openfacts2.berlios.de/wikien/index.php/BerliosProject:Ext4magic
>
> I have rpm's for CentOS 6 I downloaded from somewhere at:
> http://rpms.plnet.rs/plnet-centos6-i386/RPMS.plnet-downloaded/ext4magic-0.3.1-1.2.i686.rpm
> http://rpms.plnet.rs/plnet-centos6-x86_64/RPMS.plnet-downloaded/ext4magic-0.3.1-1.2.x86_64.rpm
>
> What to do:
>
> 1. First thing to do is to unmount that partition and stop using it. If
> it is root partition, shutdown system and boot LiveCD/LiveDVD 6.x and
> work from it
>
> 2. Create a copy of your partition (to a filesystem where you have
> enough free space!):
> dd if=/dev/DEVICE of=/BACKUPPATH/DEVICE.img
>
> 3. Create a backup of ext3/ext4 Journal:
> debugfs -R "dump <8> /BACKUPPATH/journal.copy" /dev/DEVICE
>
> 4. Download and install ext4magic rpm:
>
> CentOS i386 - for 32-bit system/LiveCD:
> wget
> http://rpms.plnet.rs/plnet-centos6-i386/RPMS.plnet-downloaded/ext4magic-0.3.1-1.2.i686.rpm
> yum install ext4magic-0.3.1-1.2.i686.rpm
>
> CentOS 6 x86_64:
> wget
> http://rpms.plnet.rs/plnet-centos6-x86_64/RPMS.plnet-downloaded/ext4magic-0.3.1-1.2.x86_64.rpm
> yum install ext4magic-0.3.1-1.2.x86_64.rpm
>
> 5a. Run ext4magic on the copy/dd-image to recover all deleted files (-m
> switch):
>
> ext4magic /BACKUPPATH/DEVICE.img -m -j /BACKUPPATH/journal.copy
>
> 5b. Run ext4magic on the actual partition (not recomended!):
>
> ext4magic /dev/DEVICE -j /BACKUPPATH/journal.copy -m
>
> 5c. Recovers all files deleted the last 24 hours from directory user1/
> which have the string jpg in their filename. The recovered files are
> stored at /LOCATION_TO_SAVE_FILES. A temporary file ./tmpfile is used to
> get the list of filenames to recover. :
>
> ext4magic /BACKUPPATH/DEVICE.img -Lx -f user1 | grep "jpg" > ./tmpfile
> ext4magic /BACKUPPATH/DEVICE.img -i ./tmpfile -r -d /LOCATION_TO_SAVE_FILES
>
> 5d. Since the files were delete 4 days ago, I decided to R recover
> (everything) after 5 days ago and before 2 days ago:
>
> ext4magic -R -a $(date -d “-5day” +%s) -b $(date -d “-2day” +%s) \ -d
> /LOCATION_TO_SAVE_FILES /BACKUPPATH/DEVICE.img
>
> More help:
> http://source.kohlerville.com/2013/02/ext4-recover-deleted-files-undelete-using-ext4magic-on-centos-6/
>
>
>
>
>
Thank you so much for the hardwork and contribution made by all the
people to solve the problem at hand. wishing all the best to you guys.
I learn a lot here.
Kind Regards
Ahmad Dawood
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