Date: Fri, 1 Nov 2013 23:50:21 -0700 From: Adrian Chadd <adrian.chadd@gmail.com> To: clutton <clutton@zoho.com> Cc: "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org> Subject: Re: service netif restart [iface] runs a wpa_supplicant twice Message-ID: <CAJ-VmonP63PV%2BoP6feZiRCJrB_fFU3xwK%2Btu%2BB6MR-py4ey_4Q@mail.gmail.com> In-Reply-To: <1383338117.13657.53.camel@eva02.mbsd> 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>
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OK, so where's the other path for invoking wpa_supplicant?
-a
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";
> };
>
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