That's awesome! Thanks everyone.
--
Scott Crooks (王虎)
On Jan 19, 2017 23:32, "Gert Doering" <g...@greenie.muc.de> wrote:
> Hi,
>
> On Thu, Jan 19, 2017 at 07:25:28PM -0500, Selva Nair wrote:
> > I would be interested in this too, but how do you trigger a reconnect
> from
> > the server side? I only know "client-kill CID" or "kill cn" but the
> client
> > will not notice that until keep-alive timeout which would cause a long
> > disruption. Is it possible to send a sigusr1 restart to the client from
> > server?
>
> doc/management-notes.txt fails to mention this, but the code says
>
> msg(M_CLIENT, "client-kill CID [M] : Kill client instance CID with
> messag
> e M (def=RESTART)");
>
> ... so client-kill *should* do the right thing: tell the client "come back
> right away" (RESTART). There also is "RESTART,[N]" which I understand to
> be "restart, but use the next server in your list" and "HALT", which is
> "kill yourself".
>
> The client-side code for this seems to be in forward.c,
> check_incoming_control_channel_dowork()
>
> else if (buf_string_match_head_str(&buf, "RESTART"))
> {
> server_pushed_signal(c, &buf, true, 7);
> }
> else if (buf_string_match_head_str(&buf, "HALT"))
> {
> server_pushed_signal(c, &buf, false, 4);
> }
>
> server_pushed_signal() is in push.c
>
> server_pushed_signal(struct context *c, const struct buffer *buffer, const
> bool
> restart, const int adv)
> {
> ...
> if (restart)
> {
> msg(D_STREAM_ERRORS, "Connection reset command was pushed by
> server
> ('%s')", m);
> c->sig->signal_received = SIGUSR1; /* SOFT-SIGUSR1 --
> server-pushed
> connection reset */
> c->sig->signal_text = "server-pushed-connection-reset";
> }
> else
> {
> msg(D_STREAM_ERRORS, "Halt command was pushed by server
> ('%s')", m);
> c->sig->signal_received = SIGTERM; /* SOFT-SIGTERM --
> server-pushed
> halt */
> c->sig->signal_text = "server-pushed-halt";
> }
>
>
> ... and that sounds exactly like what you're asking for :-)
>
>
> (And update to doc/management-notes.txt might be a good thing... David,
> I think you understand the management interface on the server side best -
> is anything else missing there?)
>
> gert
>
>
> --
> USENET is *not* the non-clickable part of WWW!
> //
> www.muc.de/~gert/
> Gert Doering - Munich, Germany
> g...@greenie.muc.de
> fax: +49-89-35655025 g...@net.informatik.tu-
> muenchen.de
>
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