[systemd-devel] Ensuring that a unit starts before any networking

[Reindl Harald]

Am 27.06.20 um 16:54 schrieb Mark Rogers:
> Ah, therein lies my failing - I assumed OS supplied units wouldn't
> need adapting...
> 
> Adding After=network-pre.target to dhcpcd.service seems to have
> resolved it, and taught me a lesson in the process.

as often it depends - on machines with more than one network dhcpd is
often bound to a specific interface which would fail when that is a
bridge which don't exist before the network

none of the 3 interfaces would exist here before my network-up.service

dhcpd       1574  0.0  0.0  18820 10472 ?        Ss   Jun25   0:36
/usr/sbin/dhcpd -4 -f -cf /etc/dhcp/dhcpd-guest.conf -lf
/var/lib/dhcpd/dhcpd-guest.leases -user dhcpd -group dhcpd --no-pid br-guest

dhcpd       1575  0.0  0.0  19196 10764 ?        Ss   Jun25   0:37
/usr/sbin/dhcpd -4 -f -cf /etc/dhcp/dhcpd.conf -user dhcpd -group dhcpd
--no-pid br-lan

dhcpd       1589  0.0  0.0  19204 10848 ?        Ss   Jun25   0:31
/usr/sbin/dhcpd -4 -f -cf /etc/dhcp/dhcpd-vmware.conf -lf
/var/lib/dhcpd/dhcpd-vmware.leases -user dhcpd -group dhcpd --no-pid vmnet8