Ironic inspector and dnsmasq should run on only one host

Bug #1761788 reported by Mark Goddard
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
kolla-ansible
Confirmed
Undecided
Unassigned

Bug Description

Ironic inspector does not currently support scaling out to multiple hosts. Support for this is under development. Until then, ironic inspector should be limited to running only on a single host.

The same applies to the ironic_dnsmasq container - this should only run on a single host. Running the ironic_dnsmasq container on multiple hosts could lead to issues as multiple DHCP servers will use a single address pool.

See [1] for the workaround used in kayobe. The kolla-ansible inventory is autogenerated, and only the first controller is included in the ironic-inspector group. This group is also used for ironic-dnsmasq.

[1] https://github.com/openstack/kayobe/blob/84e8ba948b780afec04c76c2a3043c0680c1724f/ansible/roles/kolla-ansible/templates/overcloud-services.j2#L192

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Change abandoned on kolla-ansible (master)

Change abandoned by Paul Bourke (pbourke) (<email address hidden>) on branch: master
Review: https://review.openstack.org/559379
Reason: If someone else wants to pick this up feel free to reopen

Pierre Riteau (priteau)
Changed in kolla-ansible:
status: New → Confirmed
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