Re: [fuse-devel] fuse_mount / fuse_unmount and daemonized processes

[Miklos S. <mi...@sz...>]

Nikolaus Rath <Nik...@ra...> writes:

> Hello,
>
> When I'm sending SIGTERM to my daemonized file system process, the fuse
> main loop exits, the process calls fuse_session_remove_chan,
> fuse_remove_signal_handlers, fuse_session_destroy and fuse_unmount.
> However, after the process exits, the attempts to access the mountpoint
> still fail with ESHUTDOWN.
>
>
> When I'm not daemonizing the process and sending SIGTERM, exactly the
> same sequence of function calls happens, but in the end the mountpoint
> is unmounted cleanly and accessible again.
>
> Why is that? I am 100% sure that I'm calling the same functions in both
> cases.
>
>
> To debug this, I tried to move the FUSE initialization (fuse_mount,
> fuse_lowlevel_new etc.) *after* daemonization. But in this case
> fuse_mount fails and returns 0.
>
> Why doesn't fuse_mount work for a daemonized process?

I don't know.

Can you do a "strace -f ..." on your program?

Thanks,
Miklos