all: support 'stable' DHCP IAID

Support a new DHCP IAID special value 'stable' that generates the IAID
based on the stable-id, a per-host key and the interface name.
18 jobs for bg/dhcp-iaid-rh1749358 in 39 minutes and 56 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Test
passed #919935
allowed to fail
checkpatch

00:01:04

manual #919941
allowed to fail manual
t_centos:7.5.1804
passed #919942
t_centos:7.6.1810

00:17:18

passed #919948
t_debian:10

00:13:46

passed #919947
t_debian:9

00:14:40

passed #919950
t_debian:sid

00:14:38

manual #919949
allowed to fail manual
t_debian:testing
manual #919936
allowed to fail manual
t_fedora:28
passed #919937
t_fedora:29

00:39:56

passed #919938
t_fedora:30

00:22:26

passed #919939
t_fedora:31

00:33:45

manual #919940
allowed to fail manual
t_fedora:rawhide
passed #919943
t_ubuntu:16.04

00:27:40

passed #919944
t_ubuntu:18.04

00:14:55

manual #919946
allowed to fail manual
t_ubuntu:devel
manual #919945
allowed to fail manual
t_ubuntu:rolling
 
  External
failed https://desktopqe-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/beaker-NetworkManager-gitlab-trigger-code-upstream/867/

failed https://desktopqe-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/beaker-NetworkManager-gitlab-trigger-code-upstream/867/

05:15:59