dhcp_start and dhcp_end should be optional for leaf definitions added to undercloud.conf Currently the dhcp_start and dhcp_end are mandatory, but with the option to use predictive IP assignment across multiple subnets, these should become non-mandatory. Environment: instack-undercloud-8.4.1-4.el7ost.noarch openstack-tripleo-heat-templates-8.0.2-35.el7ost.noarch
Verified: Version: python3-tripleoclient-11.5.2-0.20190913030432.00fe507.el8ost.noarch openstack-tripleo-heat-templates-10.6.2-0.20190913130451.e95a183.el8ost.noarch Removed the following lines under leafs in undercloud.conf: dhcp_start = dhcp_end = Ran: openstack undercloud install with no issue.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2019:2811