dhcpcd-discuss

Re: FreeBSD VNET jails and dhcpcd

Roy Marples

Tue Jun 30 11:41:05 2020

Hi

On 30/06/2020 11:18, Goran Mekić wrote:
My use case is FreeBSD host and VNET jails. All of them run instance of dhcpcd,
and when dhcpcd -n is used on host, all instances are restarted. If I'm correct,
jail ID 0 is reserved for host, so can we make it a special case so it doesn't
reload jailed instances?

dhcpcd -n will normally send SIGHUP to the process specified in /var/run/dhcpcd/pid

Just to be clear, SIGHUP does not mean restart, it means reload config and rebind - so any current DHCP/RA/DHCPv6 is kept, it's just refreshed outside the normal timers.

If I understand jails correctly, each jailed instance has it's own /var/run?
If so, I don't understand what issue you're seeing unless the jailed interface also exists in the host? If so, what's the output of ifconfig so we can try to exclude them?

Roy

Follow-Ups:
Re: FreeBSD VNET jails and dhcpcdGoran Mekić
References:
FreeBSD VNET jails and dhcpcdGoran Mekić
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