Bug 2030409

Summary:	[OSP16.2] Memcached if off for Heat, Keystone and Nova since caching backend is dogpile.cache.null
Product:	Red Hat OpenStack	Reporter:	Bogdan Dobrelya <bdobreli>
Component:	openstack-tripleo-heat-templates	Assignee:	Bogdan Dobrelya <bdobreli>
Status:	CLOSED ERRATA	QA Contact:	Joe H. Rahme <jhakimra>
Severity:	high	Docs Contact:
Priority:	medium
Version:	16.2 (Train)	CC:	dabarzil, lmiccini, mburns, slinaber
Target Milestone:	z2	Keywords:	Triaged
Target Release:	16.2 (Train on RHEL 8.4)
Hardware:	x86_64
OS:	All
Whiteboard:
Fixed In Version:	openstack-tripleo-heat-templates-11.6.1-2.20220104004842.31a431d.el8ost	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-03-23 22:29:33 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Bogdan Dobrelya 2021-12-08 17:27:15 UTC

Description of problem:
There is a condition misplaced in hieradata for Heat, Keystone and Nova cache_backend.
That sets the caching backend to dogpile.cache.null and effectively makes the services not using cache (even though it's enabled and hosts are specified properly in service configs).

Version-Release number of selected component (if applicable):
16.2.1


How reproducible:
Always

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

Comment 15 dabarzil 2022-02-16 10:10:06 UTC

rpm -qa|grep openstack-tripleo-heat-templates
openstack-tripleo-heat-templates-11.6.1-2.20220116004909.64b2e88.el8ost.noarch

[root@controller-0 ~]# grep backend= /var/lib/config-data/puppet-generated/nova/etc/nova/nova.conf
#ipv6_backend=rfc2462
#backend=dogpile.cache.null
backend=dogpile.cache.memcached
#debug_cache_backend=false
#backend=sqlalchemy
#backend=barbican

Comment 16 dabarzil 2022-02-16 10:12:29 UTC

[root@controller-0 ~]# grep backend= /var/lib/config-data/puppet-generated/heat/etc/heat/heat.conf 
backend=dogpile.cache.memcached
[root@controller-0 ~]# grep backend= /var/lib/config-data/puppet-generated/keystone/etc/keystone/keystone.conf 
backend=dogpile.cache.memcached

Comment 21 errata-xmlrpc 2022-03-23 22:29:33 UTC

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 (Moderate: Red Hat OpenStack Platform 16.2 (openstack-tripleo-heat-templates) security update), 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/RHSA-2022:0995