This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: permission question
- From: Stephen John Smoogen <smooge at gmail dot com>
- To: cygwin at cygwin dot com
- Date: Wed, 7 Dec 2016 13:48:13 -0500
- Subject: Re: permission question
- Authentication-results: sourceware.org; auth=none
- References: <CAGpXXZ+VL8iUX0bsXavUiOThLnr1aVKy2H5o_hOOSkCBee3pog@mail.gmail.com> <CAGpXXZJj=c+MnUHTrk1aaf-kx3qy8uFVo9psRaNks0em2bKT_Q@mail.gmail.com>
On 7 December 2016 at 13:22, Greg Freemyer <greg.freemyer@gmail.com> wrote:
> On Wed, Dec 7, 2016 at 10:47 AM, Greg Freemyer <greg.freemyer@gmail.com> wrote:
>> I have a USB drive with 100,000's of thousands of files I put on it
>> from one PC. I've built that dataset up over a couple years.
>>
>> I moved the USB drive to a different PC and I'm trying to rsync it to
>> another drive.
>>
>> 99.9% of the data seems to have made its way from one drive to the other.
>>
>> But I got a few permission denied messages when reading files off of
>> the source drive.
>>
>> I really don't need anything but the equivalent of 666 permissions for
>> the source drive files.
>>
>> I know linux well, but I have screwed up Windows permissions once too often.
>>
>> Is there a command I should run in Windows or cygwin to grant my user
>> read/write permission to all of the files?
>>
>> Or I can parse the rsync log file I created and look for the handful
>> of files that failed with permission denied.
>>
>> Thanks
>
> It's worst than I thought.
>
> I used rsync -avP to make the copy of the folders / files. (Its
> 2.5TB, so it took all day yesterday to run).
>
> I'm trying now to use "rsync -cvr" to compare the checksums of the
> source / destination and re-copy any that got corrupted.
>
> The trouble is lots of the destination files can't be read due to
> permission issues, so the compare doesn't match and the rsync is
> copying the same files again.
>
> I admit to having little understanding of the Windows / cygwin
> permissions integration. Or even Windows permissions standalone. I
> do understand Linux permissions well.
>
> I'm tempted to just do a "chmod 755 -R .", but I've just had too many
> windows permission issues in the last year to start trying things
> without guidance.
That would probably make things worse. I believe that Windows
permissions are like attribs in Linux (which moves it into witchcraft
and sorcery). For dealing with this sort of issue I would look at
using the xcopy that Glenn from dell mentioned.
> Greg
>
> --
> Problem reports: http://cygwin.com/problems.html
> FAQ: http://cygwin.com/faq/
> Documentation: http://cygwin.com/docs.html
> Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
>
--
Stephen J Smoogen.
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple