Bug 1714092

Summary: [RHOSP 14][undercloud][neutron][dnsmasq] Containerized neutron's DHCP server doesn't write any logs
Product: Red Hat OpenStack Reporter: Shatadru Bandyopadhyay <sbandyop>
Component: puppet-tripleoAssignee: Cédric Jeanneret <cjeanner>
Status: CLOSED DUPLICATE QA Contact: nlevinki <nlevinki>
Severity: high Docs Contact:
Priority: high    
Version: 14.0 (Rocky)CC: amuller, astupnik, bcafarel, bdobreli, beagles, bhaley, chrisw, emacchi, fbaudin, jfindysz, jjoyce, jschluet, kmehta, kurathod, ojanas, ragiman, ralonsoh, slinaber, tvignaud
Target Milestone: ---Keywords: Triaged, ZStream
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: 1651953 Environment:
Last Closed: 2019-05-27 12:53:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1651953    
Bug Blocks:    

Comment 2 Shatadru Bandyopadhyay 2019-05-27 06:08:14 UTC
$ rpm -qa|grep -i puppet-tri
puppet-tripleo-9.4.0-0.20190307172346.b5220a7.el7ost.noarch

[stack@redhat-undercloud14-2 ~]$ docker ps|grep -i neutron-dhcp
8a3b922c2f58        IP:8787/rhosp14/openstack-neutron-dhcp-agent:14.0-100               "ip netns exec qdh..."   About a minute ago   Up About a minute                           neutron-dnsmasq-qdhcp-d773d6a0-c99e-43e9-b41e-83f011dea2cc
8da03ead0905        IP:8787/rhosp14/openstack-neutron-dhcp-agent:14.0-100               "kolla_start"            2 days ago           Up 2 days (healthy)                         neutron_dhcp

[stack@redhat-undercloud14-2 ~]$ docker inspect 8a3b922c2f58
~~~
...
 "HostConfig": {
            "Binds": [
                "/run/netns:/run/netns:shared",
                "/var/lib/neutron:/var/lib/neutron",
                "/var/lib/config-data/puppet-generated/neutron/etc/neutron:/etc/neutron:ro"
            ],
...
~~~

undercloud openstack-neutron-dhcp-agent is missing /dev/log:/dev/log and hence there are not logs for neutron-dhcp-agent.
This was fixed in RHOS1P13 via https://access.redhat.com/errata/RHBA-2019:0939 however the issue is still present on RHOSP14

Comment 5 Bogdan Dobrelya 2019-05-27 12:52:51 UTC
(In reply to Shatadru Bandyopadhyay from comment #2)
> $ rpm -qa|grep -i puppet-tri
> puppet-tripleo-9.4.0-0.20190307172346.b5220a7.el7ost.noarch

https://bugzilla.redhat.com/show_bug.cgi?id=1707691 states a slightly newer puppet-tripleo-9.4.0-0.20190307172347.b5220a7.el7ost has the fix

> 
> [stack@redhat-undercloud14-2 ~]$ docker ps|grep -i neutron-dhcp
> 8a3b922c2f58        IP:8787/rhosp14/openstack-neutron-dhcp-agent:14.0-100   
> "ip netns exec qdh..."   About a minute ago   Up About a minute             
> neutron-dnsmasq-qdhcp-d773d6a0-c99e-43e9-b41e-83f011dea2cc
> 8da03ead0905        IP:8787/rhosp14/openstack-neutron-dhcp-agent:14.0-100   
> "kolla_start"            2 days ago           Up 2 days (healthy)           
> neutron_dhcp
> 
> [stack@redhat-undercloud14-2 ~]$ docker inspect 8a3b922c2f58
> ~~~
> ...
>  "HostConfig": {
>             "Binds": [
>                 "/run/netns:/run/netns:shared",
>                 "/var/lib/neutron:/var/lib/neutron",
>                
> "/var/lib/config-data/puppet-generated/neutron/etc/neutron:/etc/neutron:ro"
>             ],
> ...
> ~~~
> 
> undercloud openstack-neutron-dhcp-agent is missing /dev/log:/dev/log and
> hence there are not logs for neutron-dhcp-agent.
> This was fixed in RHOS1P13 via
> https://access.redhat.com/errata/RHBA-2019:0939 however the issue is still
> present on RHOSP14

Comment 6 Bogdan Dobrelya 2019-05-27 12:53:09 UTC

*** This bug has been marked as a duplicate of bug 1707691 ***