[systemd-devel] netdev templates and location of network units

[Andrei Borzenkov]

23.03.2020 14:15, Kevin P. Fleming пишет:
> Input files for systemd-networkd are not systemd unit files, so
> there's a good chance that the rules for finding and processing them
> are much simpler. That would explain why template/instance files don't
> work.
> 
> The manpage for systemd.network does indicate that files will be
> loaded from /usr/local/lib/systemd/network though, so if they aren't
> being picked up that's odd.
> 

This is relatively recent change since v242.

> https://www.freedesktop.org/software/systemd/man/systemd.network.html
> 
> On Mon, Mar 23, 2020 at 6:51 AM Christian Schneider
> <cschneider at radiodata.biz> wrote:
>>
>> Hi all,
>> for an embedded device with Linux and systemd boot, we wanted to deploy
>> custom network and netdev units.
>> We tried placing them in /usr/local/lib/systemd/network, next to service
>> files for custom services in /usr/local/lib/systemd/system. The network
>> units aren't picked up by systemd, the custom service files are, though.
>> Since this was a bit surprising, I want to ask, what is the rationale
>> behind this, and what would be the recommended location of the
>> network/netdev files? Right now we placed them in /etc/systemd/network
>>
>> Furthermore, since we make heavy use of vlan, I tried to create a
>> template netdev file where the instance goes in as vlan id, but when I
>> tried to reference instance of the template in the network file, I got
>> syntax errors. Is there a rational behind this or is it just not
>> implemented to be use templates for netdev?
>>
>> BR, Christian
>>
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