[arch-releng] [archiso] disable 80-net-name-slot.rules for next releng?

[Gerardo Exequiel Pozzi]

On 05/28/2013 10:42 AM, Thomas Bächler wrote:
> Am 25.05.2013 01:27, schrieb Gerardo Exequiel Pozzi:
>> On 05/24/2013 11:27 AM, Dave Reisner wrote:
>>> On Fri, May 24, 2013 at 11:04:24AM -0300, Gerardo Exequiel Pozzi wrote:
>>>> Hello
>>>>
>>>> I am planing to do a new release[#1] this weekend. Since we are using
>>>> dhcpcd.service (dhcp for all net-if) and is racy, sometimes net-if
>>>> rename work and others no. So I think can be a good idea to not rename
>>>> at all.
>>>>
>>>> Opinions?
>>>>
>>>> Thanks.
>>>>
>>>>
>>>> [#1] Includes the change to move mkarchiso to /usr/bin.
>>>> -- 
>>>> Gerardo Exequiel Pozzi
>>>> \cos^2\alpha + \sin^2\alpha = 1
>>>>
>>>
>>> I tend to think this will make for a lousy user experience given that
>>> interface names will potentially change on the first boot of the newly
>>> installed system. Not really in favor of this.
>>>
>>> Proposal: stop using dhcpcd.service, replace with a udev rule that
>>> launches instances of dhcpcd at .service for network devices as they
>>> appear:
>>>
>>>   # /etc/udev/rules.d/81-dhcpcd.rules
>>>   ACTION=="add", SUBSYSTEM=="net", ENV{SYSTEMD_WANTS}="dhcpcd@$env{INTERFACE}.service"
>>>
>>> This potentially breaks ordering for units on network.target, but we've
>>> never been able to guarantee that anyways using dhcpcd.service.
>>>
>>> d
>>>
>>
>> Ouch! It does not work :(
>>
>> Looks like interface at this point is still named eth0, you can see on
>> console at boot:
>>
>> [  OK  ] Started Entropy Harvesting Daemon.
>>          Starting Initializes Pacman keyring...
>> [  OK  ] Started Login Service.
>>          Expecting device sys-subsystem-net-devices-eth0.device...
>> [  OK  ] Found device /dev/ttyS0.
>>          Starting Serial Getty on ttyS0...
> 
> I think the INTERFACE environment variable is set before the rename. We
> can probably fix this - maybe try $name instead of $env{INTERFACE}?
> 
> 

Perfect! Works great :)

Thanks.

-- 
Gerardo Exequiel Pozzi
\cos^2\alpha + \sin^2\alpha = 1

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