Re: [Qemu-devel] [PATCH v2] qemu-nbd: Implement socket activation.

["Daniel P. Berrange" <berrange@redhat.com>]

On Thu, Feb 02, 2017 at 05:16:25PM +0000, Richard W.M. Jones wrote:
> Socket activation (sometimes known as systemd socket activation)
> allows an Internet superserver to pass a pre-opened listening socket
> to the process, instead of having qemu-nbd open a socket itself.  This
> is done via the LISTEN_FDS and LISTEN_PID environment variables, and a
> standard file descriptor range.
> 
> This change partially implements socket activation for qemu-nbd.  If
> the environment variables are set correctly, then socket activation
> will happen automatically, otherwise everything works as before.  The
> limitation is that LISTEN_FDS must be 1.
> 
> Signed-off-by: Richard W.M. Jones.
> ---
>  qemu-nbd.c | 172 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
>  1 file changed, 163 insertions(+), 9 deletions(-)

Reviewed-by: Daniel P. Berrange <berrange@redhat.com>


Regards,
Daniel
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