Date: Sat, 02 Nov 2013 11:00:15 +0200 From: clutton <clutton@zoho.com> To: freebsd-wireless@freebsd.org Subject: Re: service netif restart [iface] runs a wpa_supplicant twice Message-ID: <1383382815.31973.1.camel@eva02.mbsd> In-Reply-To: <CAJ-VmonP63PV%2BoP6feZiRCJrB_fFU3xwK%2Btu%2BB6MR-py4ey_4Q@mail.gmail.com> References: <1382572583.1862.39.camel@eva02.mbsd> <CAJ-VmonD%2B0rEAYm0Zk5HviciJEngTQ2j5xcKPzuNXBH8CWNA7g@mail.gmail.com> <1382589020.1846.36.camel@eva02.mbsd> <CAJ-Vmok=-bWq-eohdJt%2BwcTrJ43cak_sQu_hxO%2Bzt7HauGgg5g@mail.gmail.com> <1383331203.12614.1.camel@eva02.mbsd> <CAAgh0_aq7Mw-4JA6sEa2MoaqjivSNTKkRnfJwuct%2B=v-o4U2kg@mail.gmail.com> <CAJ-VmonRPHaYAKTm8V5Rj2Uc_ONqbTu2wxZrTM%2Buwpkc7RpLTg@mail.gmail.com> <1383336004.13657.18.camel@eva02.mbsd> <CAJ-VmomTsNH=%2BE_HXrSBfq-FLfw_5FqejW2NkH%2BLTKVFMSda4A@mail.gmail.com> <1383338117.13657.53.camel@eva02.mbsd> <CAJ-VmonP63PV%2BoP6feZiRCJrB_fFU3xwK%2Btu%2BB6MR-py4ey_4Q@mail.gmail.com>
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On Fri, 2013-11-01 at 23:50 -0700, Adrian Chadd wrote:
> OK, so where's the other path for invoking wpa_supplicant?
>=20
>=20
> -a
>=20
> On 1 November 2013 13:35, clutton <clutton@zoho.com> wrote:
> > On Fri, 2013-11-01 at 13:02 -0700, Adrian Chadd wrote:
> >> What's running the other copy?
> >>
> >>
> >>
> >> Adrian
> >>
> >> On Nov 1, 2013 4:00 PM, "clutton" <clutton@zoho.com> wrote:
> >> On Fri, 2013-11-01 at 12:33 -0700, Adrian Chadd wrote:
> >> > On 1 November 2013 12:16, Bernhard Schmidt
> >> <bschmidt@techwires.net> wrote:
> >> >
> >> > > That actually is a design question I once wrapped my head
> >> around
> >> > > unsuccessfully. The lines above are responsible for
> >> configuring wlan0
> >> > > if it is created, eg.
> >> > > ifconfig wlan0 destroy
> >> > > ifconfig wlan0 create wlandev ath0
> >> > > will invoke above code which will then invoke
> >> pccard_ether. Changing
> >> > > the code as you intent to will prevent this.
> >> > >
> >> > > Someone should step up an decide what is supposed to
> >> happen, should
> >> > > wlan0 in that case be configured as stated in rc.conf, or
> >> not?
> >> > >
> >> > > The actual issue though, is in wpa_supplicant itself. It
> >> has code to
> >> > > prevent it being started twice, but that doesn't kick in
> >> because the
> >> > > instances are started to fast and we loose (have not yet
> >> setup enough)
> >> > > information in our net code.
> >> >
> >> > Uhm, I'm confused by this. Would you mind explaining it in a
> >> bit more detail?
> >> >
> >> >
> >> > -a
> >>
> >> The devd runs a pccard_ether script when the IFNET interface
> >> appears.
> >> In some rare cases you can see two copies of the
> >> wpa_sopplicant.
> >
> > devd:
> >
> > notify 0 {
> > match "system" "IFNET";
> > match "subsystem" "!usbus[0-9]+";
> > match "type" "ATTACH";
> > action "/etc/pccard_ether $subsystem start";
> > };
> >
What do you mean?
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