Re: [fuse-devel] mount option default_permissions

[Antonio SJ M. <ana...@gm...>]

The effect is that you only have the entitlements which you've implemented
explicitly.

If you have none... you'll have no entitlements with it disabled.

On Feb 15, 2017 2:37 PM, "Hans Beckerus" <han...@gm...> wrote:

> On 2017-02-14 9:11, Antonio SJ Musumeci wrote:
>
> As the documentation mentions the option when enabled causes the kernel to
> do the permission checks. IE... based on what has already been returned to
> the kernel from getattr. If not enabled it's your responsibility to manage
> checking of permissions. The kernel and FUSE just pass the request to your
> code and if there is a permission issue you should return -EPERM or -EACCES.
>
> Thanks, that helped a bit but not all the way :( I did read the
> documentation, but what effects it might have to omit this option is still
> unknown to me. All I know is that it seems to help to not use this option
> for some users experiencing access problem over e.g. Samba. But I am a bit
> reluctant to remove it by default unless I understand exactly what negative
> effects that would have.
>
>
> On Tue, Feb 14, 2017 at 2:47 PM, Hans Beckerus <han...@gm...>
> wrote:
>
>> On 2017-02-11 3:13, Hans Beckerus wrote:
>> > Hello, my high-level file system has always enforced the use of the
>> > 'default_permissions' mount option.
>> > Now I got several users reporting problems with mounts exported across
>> > e.g. network shares that behaves a bit odd.
>> > It does not seem to help when using allow_other either. I have no
>> > specific permission checks in my code.
>> > Would it still be safe to leave out default_permissions, because that
>> > seems to be the one things that helps most (if not all) users.
>> >
>> > Thanks.
>> > Hans
>> Any one that could tell me if it should be ok to leave this out? What is
>> the drawback by not using -odefault_permissions?
>>
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>
>
>
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