Le jeu. 5 mars 2020 à 23:18, Strahil Nikolov <hunter86_bg@yahoo.com> a écrit :

On March 5, 2020 11:52:57 PM GMT+02:00, "Eugène Ngontang" <sympavali@gmail.com> wrote:
>Hi,
>
>This is not really an OVirt matter but I'll try my chance if anyone
>here
>has already had this kind of issue or could help
>
>I've two bare metal servers in two different network subnets with same
>release version of RHVH/Ovirt.
>
>I use an automated script to deploy VMs on both, and provision a docker
>repository file there on VMs.
>
>The issue I'm facing is when I'm trying to query `container-selinux`
>package. It works on VMs from one of my bare metal servers, and not
>from
>the other.
>
>first sever's VM:
>
> [root@cpu-node0 ~]# /bin/repoquery --show-duplicates --plugins
>> --disablerepo '' --enablerepo '' --qf
>> '%{name}|%{epoch}|%{version}|%{release}|%{arch}|%{repoid}'
>> container-selinux
>> container-selinux|2|2.107|1.el7_6|noarch|extras
>> container-selinux|2|2.107|3.el7|noarch|extras
>> [root@cpu-node0 ~]#
>
>
>Second server's VM :
>
> [root@cpu-node0 ~]# /bin/repoquery --show-duplicates --plugins
>> --disablerepo '' --enablerepo '' --qf
>> '%{name}|%{epoch}|%{version}|%{release}|%{arch}|%{repoid}'
>> container-selinux
>> Could not match packages: failure: repodata/repomd.xml from
>> docker-engine: [Errno 256] No more mirrors to try.
>>
>https://yum.dockerproject.org/repo/main/centos/7/repodata/repomd.xml:
>> [Errno 14] HTTPS Error 404 - Not Found
>> [root@cpu-node0 ~]#
>
>
>The yum repo configuration on both VMs running on each bare metal
>server:
>
> [root@cpu-node0 ~]# ll /etc/yum.repos.d/
>> total 44
>> -rw-r--r--. 1 root root 1664 5 sept. 13:05 CentOS-Base.repo
>> -rw-r--r--. 1 root root 1309 5 sept. 13:05 CentOS-CR.repo
>> -rw-r--r--. 1 root root 649 5 sept. 13:05 CentOS-Debuginfo.repo
>> -rw-r--r--. 1 root root 314 5 sept. 13:05 CentOS-fasttrack.repo
>> -rw-r--r--. 1 root root 630 5 sept. 13:05 CentOS-Media.repo
>> -rw-r--r--. 1 root root 1331 5 sept. 13:05 CentOS-Sources.repo
>> -rw-r--r--. 1 root root 6639 5 sept. 13:05 CentOS-Vault.repo
>> -rw-r--r--. 1 root root 369 2 mars 23:31 docker.repo
>> -rw-r--r--. 1 root root 1050 17 sept. 23:25 epel.repo
>> -rw-r--r--. 1 root root 1149 17 sept. 23:25 epel-testing.repo
>> [root@cpu-node0 ~]#
>
>
>docker.repo file content on both VMs :
>
> [root@cpu-node0 ~]# cat /etc/yum.repos.d/docker.repo
>> [docker-ce]
>> name=Docker-CE Repository
>>
>baseurl=https://download.docker.com/linux/centos/7/$basearch/stable
>> enabled=1
>> gpgcheck=1
>> keepcache=1
>> gpgkey=https://download.docker.com/linux/centos/gpg
>>
>> [docker-engine]
>> name=Docker-Engine Repository
>> baseurl=https://yum.dockerproject.org/repo/main/centos/7
>> enabled=1
>> gpgcheck=1
>> keepcache=1
>> gpgkey=https://yum.dockerproject.org/gpg
>> [root@cpu-node0 ~]#
>
>
>Repo list on the first VM :
>
> [root@cpu-node0 ~]# yum repolist
>> id du dépôt
>> nom du dépôt
>> statut
>> base/7/x86_64
>> CentOS-7 - Base
>> 10 097
>> docker-ce/x86_64
>> Docker-CE Repository
>> 68
>> !docker-engine
>> Docker-Engine Repository
>> 110
>> epel/x86_64
>> Extra Packages for Enterprise Linux 7 - x86_64
>> 13 199
>> extras/7/x86_64
>> CentOS-7 - Extras
>> 323
>> updates/7/x86_64
>> CentOS-7 - Updates
>> 1 478
>> repolist: 25 275
>> [root@cpu-node0 ~]#
>
>
>Yum repo list on the second VM:
>
> [root@cpu-node0 ~]# yum repolist
>>
>https://yum.dockerproject.org/repo/main/centos/7/repodata/repomd.xml:
>> [Errno 14] HTTPS Error 404 - Not Found
>> Essai d'un autre miroir.
>> To address this issue please refer to the below wiki article
>>
>> https://wiki.centos.org/yum-errors
>>
>> If above article doesn't help to resolve this issue please use
>> https://bugs.centos.org/.
>>
>> docker-ce/x86_64/primary_db
>>
>> | 40 kB 00:00:05
>>
>https://yum.dockerproject.org/repo/main/centos/7/repodata/repomd.xml:
>> [Errno 14] HTTPS Error 404 - Not Found
>> Essai d'un autre miroir.
>> id du dépôt
>> nom du dépôt
>> statut
>> base/7/x86_64
>> CentOS-7 - Base
>> 10 097
>> docker-ce/x86_64
>> Docker-CE Repository
>> 68
>> docker-engine
>> Docker-Engine Repository
>> 0
>> epel/x86_64
>> Extra Packages for Enterprise Linux 7 - x86_64
>> 13 199
>> extras/7/x86_64
>> CentOS-7 - Extras
>> 323
>> updates/7/x86_64
>> CentOS-7 - Updates
>> 1 478
>> repolist: 25 165
>> [root@cpu-node0 ~]#
>
>
>I also get the message below when trying to curl the repository URL :
>
>>
>> [root@cpu-node0 ~]#curl
>> https://yum.dockerproject.org/repo/main/centos/7/repodata/repomd.xml
>>
>> <!doctype html>
>>
>> <html lang="en">
>>
>> <head></head>
>>
>> <body>
>>
>> <h1>Notice: Shutting down dockerproject.org APT and YUM repos
>> 2020-03-31</h1>
>>
>> <p>Docker will be shutting down the deprecated APT and YUM
>> repositories hosted at "dockerproject.org" and "dockerproject.com" on
>the
>> 31st of March 2020.</p>
>>
>> <p>We noticed that this project is referencing one of these
>> repositories, and recommend updating to use the "download.docker.com"
>> repository to prevent disruption.</p>
>>
>> <p>More info:
>>
>https://www.docker.com/blog/changes-dockerproject-org-apt-yum-repositories/
>> </p>
>>
>> </body>
>>
>> </html>
>
>
>Looks like docker does not want anyone to use this repo anymore.
>Probably
>they started issuing the error from today I guess.
>
>Of course the two VMs do not have `subscription-manager` package
>installed,
>neither subscription attached, they don't need actually in our context,
>but
>why is there a mirror issue on one VM and not on the other, whose OS
>and
>system configuration is the same on both, except that they are locate
>in
>two different networks?
>
>Can someone have any idea of why this happens please?
>
>Kind regards,
>Eugène NG

Two options that came to my mind:
Either the first vm is quering different machine from a mirror list (they are dynamic) or you have proxy only for one of the systems.

Or maybe not ...

Best Regards,
Strahil Nikolov