file permissions

Colin Law clanlaw at googlemail.com
Tue Jul 13 21:12:02 UTC 2010


On 13 July 2010 22:00, Gryllida <gryllida at gmail.com> wrote:
> On 7/14/10, Jordon Bedwell <jordon at envygeeks.com> wrote:
>> On 7/13/2010 3:48 PM, Gryllida wrote:
>>>> On Tue, 2010-07-13 at 17:41 +0930, Gryllida wrote:
>>>>>> Hello. I store some files on a windows XP machine. The windows user
>>>>>> shared them with permission everyone full control.
>>>>>>
>>>>>>  I'm on Ubuntu 10.04, and while being able to edit them all-right,
>>>>>> when I make new files, they have only me on the permissions list.
>>>>>> resulting in the windows user unable to open them...
>>>>>>
>>>>>>  The files themselves are stored on the other machine, not on this one
>>>>>> , I get to it by smb://ip/.
>>>>>>
>>>>>> What can I configure to fix it?
>>>>>>
>>>>>> Possibly to make the files I create inherit the permissions of the
>>>>>> directory I'm making them in?
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>> ubuntu-users mailing list
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>>>>>> Modify settings or unsubscribe at:
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>>>>>>
>>>
>>>>> On 7/13/10, Anggi Lesmana <alesmana2010 at gmail.com> wrote:
>>>>> Please try this method, type on your terminal :
>>>>>
>>>>> $ sudo chmod 777 -R /your/sambasharefolder
>>>
>>>
>>>> On 7/14/10, Gryllida <gryllida at gmail.com> wrote:
>>>> What does it do?
>>>
>>> On 7/14/10, Jordon Bedwell <jordon at envygeeks.com> wrote:
>>>> $: man chmod
>>>> chmod -- change file modes or Access Control Lists
>>>>
>>>> Octal       Text    Binary  Description
>>>> 0   ---     000     All types of access are denied
>>>> 1   --x     001     Execute access is allowed only
>>>> 2   -w-     010     Write access is allowed only
>>>> 3   -wx     011     Write and execute access are allowed
>>>> 4   r--     100     Read access is allowed only
>>>> 5   r-x     101     Read and execute access are allowed
>>>> 6   rw-     110     Read and write access are allowed
>>>> 7   rwx     111     Everything is allowed
>>>>
>>>
>>> I see, thanks.
>>>
>>>
>>>> $: chmod 777 /file.txt
>>>
>>> What does this line do?
>
>> 777 is +rwx (read write execute).  To further elaborate why we have 3
>> numbers is because we have, owner, group and others. So the first 7 is
>> owner, second is group and third is others. So 744 would be rwx for you,
>> read for your group and read for everyone else.
>>
>> --
>> Cheers,
>>
>> Jordon Bedwell
>> http://envygeeks.com
>>>> Normally you work with Octal or Text EXP:
>>>> $: chmod +rwx /file.txt
>>>
>>> This one allows everything for this file. For which user?
>
> Thanks for the 777 explanation,
> can you please reply to this question as well? ----^
>
> I don't understand who exactly would be grated the read/write/whatever
> access in this case.

The first 7 says that the you (the user who does the chmod command)
can do everything, the second applies to the group, I don't think
windows supports groups so probably not relevant, and the third says
that any other user can rwx.

Colin




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