TripleO QuickStart HA Setup && Keeping undercloud persistent between cold reboots ( newly polished )

73

This post follows up http://lxer.com/module/newswire/view/230814/index.html
and might work as timer saver unless status undecloud.qcow2 per
http://artifacts.ci.centos.org/artifacts/rdo/images/mitaka/delorean/stable/
requires fresh installation to be done from scratch.
Current update allows to automate procedure via /etc/rc.d/rc.local and exports
is stack’s shell variables which allow to start virt-manager right away , presuming that xhost+ was issued in root’s shell.

Thus, we intend to survive VIRTHOST cold reboot (downtime) and keep previous version of undercloud VM been able to bring it up avoiding build via quickstart.sh and restart procedure from logging into undercloud and immediately run overcloud deployment. Proceed as follows . .

Complete text may be seen at http://bderzhavets.blogspot.com/2016/08/tripleo-quickstart-ha-setup-keeping.html