Comment 8 for bug 1959328

The puppet patch https://review.opendev.org/c/openstack/puppet-tripleo/+/839957 didn't address the issue

https://logserver.rdoproject.org/30/42430/1/check/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp_1supp-featureset039-train/89c784c/logs/overcloud-novacompute-0/var/log/containers/nova/nova-compute.log.txt.gz 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.059 7 ERROR nova.virt.libvirt.driver [req-78c829c8-0205-410d-b872-f54e2e9b6201 13f22fe84af445d087f24a18652af2ba fcd549f68dab4059b5943adf280a1ac9 - default default] [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] Failed to start libvirt guest: libvirt.libvirtError: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.381 7 ERROR nova.compute.manager [req-78c829c8-0205-410d-b872-f54e2e9b6201 13f22fe84af445d087f24a18652af2ba fcd549f68dab4059b5943adf280a1ac9 - default default] [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] Instance failed to spawn: libvirt.libvirtError: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.381 7 ERROR nova.compute.manager [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] libvirt.libvirtError: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.816 7 ERROR nova.compute.manager [req-78c829c8-0205-410d-b872-f54e2e9b6201 13f22fe84af445d087f24a18652af2ba fcd549f68dab4059b5943adf280a1ac9 - default default] [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] Failed to build and run instance: libvirt.libvirtError: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.816 7 ERROR nova.compute.manager [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] libvirt.libvirtError: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.
2022-05-02 14:51:59.817 7 DEBUG nova.compute.manager [req-78c829c8-0205-410d-b872-f54e2e9b6201 13f22fe84af445d087f24a18652af2ba fcd549f68dab4059b5943adf280a1ac9 - default default] [instance: 4e8018f1-d2cd-4683-a716-4b1e5b8bce13] Build of instance 4e8018f1-d2cd-4683-a716-4b1e5b8bce13 was re-scheduled: internal error: process exited while connecting to monitor: 2022-05-02T14:51:58.713864Z qemu-kvm: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file. _do_build_and_run_instance /usr/lib/python3.6/site-packages/nova/compute/manager.py:2232

https://logserver.rdoproject.org/30/42430/1/check/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp_1supp-featureset039-train/89c784c/logs/overcloud-novacompute-0/var/log/extra/journal.txt.gz | grep 'Change permissions and owner of'
May 02 14:19:30 overcloud-novacompute-0.ooo.test certmonger[21082]: Certificate in file "/etc/pki/libvirt-vnc/server-cert.pem" issued by CA and saved.
May 02 14:19:30 overcloud-novacompute-0.ooo.test puppet-user[20310]: Notice: /Stage[main]/Tripleo::Profile::Base::Certmonger_user/Tripleo::Certmonger::Libvirt_vnc[libvirt-vnc-server-cert]/Exec[Change permissions and owner of /etc/pki/libvirt-vnc/server-key.pem]: Triggered 'refresh' from 1 event
May 02 14:19:36 overcloud-novacompute-0.ooo.test certmonger[21175]: Certificate in file "/etc/pki/qemu/server-cert.pem" issued by CA and saved.
May 02 14:19:37 overcloud-novacompute-0.ooo.test puppet-user[20310]: Notice: /Stage[main]/Tripleo::Profile::Base::Certmonger_user/Tripleo::Certmonger::Qemu[qemu-server-cert]/File[/etc/pki/qemu/server-cert.pem]/mode: mode changed '0600' to '0644'