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Re: [PATCH 0/5] Add systemd socket launching support.


From: Matthew Leach
Subject: Re: [PATCH 0/5] Add systemd socket launching support.
Date: Sun, 27 Mar 2016 19:10:23 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux)

Hi Philipp,

Philipp Stephani <address@hidden> writes:

> Matthew Leach <address@hidden> schrieb am So., 27. März 2016 um 17:17 Uhr:
>
>  >> +#ifdef HAVE_SYSTEMD
>  >> + /* Read the number of sockets passed through by systemd. */
>  >> + systemd_socket = sd_listen_fds(0);
>  >
>  > Isn't it prudent to test the socket descriptor for validity? What if
>  > it isn't a socket, for example?
>
>  Agreed. I'm thinking about trying getsockname as a test for validity as
>  this should also ensure that the socket is already bound.
>
> The systemd library has some helper functions for that: 
> https://www.freedesktop.org/software/systemd/man/sd_is_fifo.html

Thanks for the pointer - I didn't know about those functions :-).
-- 
Matt



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