[PATCHv2] hostapd: reload bss mac files on SIGUSR2
Mon Jun 11 01:13:57 PDT 2012
On Mon, Jun 11, 2012 at 10:47:30AM +0300, Baruch Siach wrote:
> Hi Antonio,
> On Mon, Jun 11, 2012 at 08:59:32AM +0200, Antonio Quartulli wrote:
> > On Mon, Jun 11, 2012 at 08:04:08AM +0300, Baruch Siach wrote:
> > > On Mon, Jun 11, 2012 at 12:44:30AM +0200, Antonio Quartulli wrote:
> > > > This patch allows the administrator to modify the provided MAC list for the
> > > > BSS ACL mechanism at runtime. In the current implementation no runtime change
> > > > is possible: if the MAC list is modified, hostapd has to be restart so
> > > > disconnecting all the current clients.
> > > >
> > > > After manually modify the MAC files, the USR2 signal will make hostapd reload
> > > > them and possibly disconnect new not allowed stations.
> > >
> > > Is there a reason not to use ctrl_iface?
> > mh..not really. I didn't think about that.
> > > It seems to me like a more natural interface than system global signal numbers.
> > In my mind I had the classic SIGHUP used to reload config files in general and
> > so I thought this was a good track.
> Well, it is true that many daemons use SIGHUP to reload their configuration
> files at run-time. I guess that reason for that is the lack of proper control
> > Do you think it is better to move to ctrl_iface?
> Once you have ctrl_iface in place, using it to reload a specific part of your
> configuration should make for a better interface consistency, IMHO. Especially
> so since ctrl_iface now supports SET/GET of arbitrary configuration
> parameters. One advantage of ctrl_iface is that it can report failure (e.g.
> file not found, parsing failure) to the ctrl_iface client.
Well, that's true. But here I do not want to change any params, but I just want
to ask hostapd to re-read the files that it has read at startup. Moreover this
should probably be doable even if the ctrl_iface has not been activated.
Anyway, I'll think about that. Thank you for your feedback!
..each of us alone is worth nothing..
Ernesto "Che" Guevara
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