Hm...
but then setting that variable to python3 should work,  but based on the list 
reports - it doesn't work.

Best Regards,
Strahil Nikolov

На 17 юли 2020 г. 12:35:52 GMT+03:00, Gianluca Cecchi 
<gianluca.cec...@gmail.com> написа:
>On Fri, Jul 17, 2020 at 11:25 AM Gianluca Cecchi
><gianluca.cec...@gmail.com>
>wrote:
>
>> On Fri, Jul 17, 2020 at 11:04 AM Gianluca Cecchi <
>> gianluca.cec...@gmail.com> wrote:
>>
>>> On Fri, Jul 17, 2020 at 10:58 AM Gianluca Cecchi <
>>> gianluca.cec...@gmail.com> wrote:
>>>
>>>> On Fri, Jul 17, 2020 at 10:54 AM Martin Perina <mper...@redhat.com>
>>>> wrote:
>>>>
>>>>> Hi Gianluca,
>>>>>
>>>>> that's very strange error, because I'm 100% sure we are using yum
>>>>> module with Python3 in several other roles including adding host
>to engine
>>>>> or upgrading host and so far I haven't heard any issue with
>ansible 2.9.10
>>>>> and yum module.
>>>>>
>>>>> Gobinda, wouldn't enforcing python interpreter version help there?
>>>>>
>>>>>
>>>>>
>https://github.com/oVirt/ovirt-engine/blob/master/packaging/ansible-runner-service-project/project/roles/ovirt-host-deploy-facts/tasks/main.yml#L28
>>>>>
>>>>> Regards,
>>>>> Martin
>>>>>
>>>>>
>>>> I have a very clean install from 4.1.1.1 node ng iso anf I'm the
>third
>>>> to notice that with this release.
>>>> The engine deployment is going on. Not finished yet, but to have ti
>go I
>>>> had to modify, with the same strategy ("use: dnf" with package
>module and
>>>> use "package" instead of "yum" and also specifying "use: dnf") in
>these
>>>> files under /usr/share/ansible/roles:
>>>>
>>>> ovirt.engine-setup/tasks/engine_setup.yml
>>>> ovirt.engine-setup/tasks/install_packages.yml
>>>> ovirt.hosted_engine_setup/tasks/install_packages.yml
>>>>
>>>>
>ovirt.hosted_engine_setup/tasks/create_target_vm/03_hosted_engine_final_tasks.yml
>>>> ovirt.hosted_engine_setup/tasks/install_appliance.yml
>>>>
>>>> Gianluca
>>>>
>>>
>>> The installation from the iso was with all default values.
>>> The only "non standard" thing, if we want it to call this way is
>that
>>> before running the wizard, on the host I pre-installed the appliance
>>> package, to shorten the deploy phase hereafter.
>>> And to do it I executed, because of habit:
>>> yum install ovirt-engine-appliance
>>>
>>> instead of "dnf install...", but I think this doesn't influence
>ansible
>>> autodetect when using "package" module or the error about python2
>when
>>> using "yum" module...
>>>
>>> Gianluca
>>>
>>
>> The engine deployment failed in the phase where it tries to add the
>host
>> and waits for the host to be up and if I go into the logs in
>>
>>
>/var/log/ovirt-hosted-engine-setup/engine-logs-2020-07-17T08:30:48Z/ovirt-engine/host-deploy/
>>
>> the file
>>
>ovirt-host-deploy-ansible-20200717104103-novirt2.example.net-3a710f0c.log
>> contains
>>
>> 020-07-17 10:41:17 CEST - fatal: [novirt2.example.net]: FAILED! =>
>> {"changed": false, "module_stderr": "/bin/sh: /usr/bin
>> /python2: No such file or directory\n", "module_stdout": "", "msg":
>"The
>> module failed to execute correctly, you probably
>> need to set the interpreter.\nSee stdout/stderr for the exact error",
>> "rc": 127}
>> 2020-07-17 10:41:17 CEST - {
>>   "status" : "OK",
>>   "msg" : "",
>>   "data" : {
>>     "uuid" : "00f4c6a8-8423-4a2a-bfd5-f38c34f56ecf",
>>     "counter" : 53,
>>     "stdout" : "fatal: [novirt2.example.net]: FAILED! =>
>{\"changed\":
>> false, \"module_stderr\": \"/bin/sh: /usr/bin/pytho
>> n2: No such file or directory\\n\", \"module_stdout\": \"\", \"msg\":
>> \"The module failed to execute correctly, you probab
>> ly need to set the interpreter.\\nSee stdout/stderr for the exact
>error\",
>> \"rc\": 127}",
>>
>> So I think I have to find and solve why it searches python2....
>> I compared on an existing 4.4.0 environment I have (hci single node
>> installed from 4.4.0 node ng iso) and no python2 apparently there,
>only
>> ansible that is at  ansible-2.9.9-1.el8.noarch instead of
>> ansible-2.9.10-1.el8.noarch of 4.4.1.1
>>
>> Possibly any wrong default about python?
>>
>> Alternatives seems the same between 4.4.0 and 4.4.1.1
>>
>> 4.4.0
>> [g.cecchi@ovirt01 ~]$ alternatives --list
>> cifs-idmap-plugin     auto   /usr/lib64/cifs-utils/cifs_idmap_sss.so
>> ifup                   auto   /etc/sysconfig/network-scripts/ifup
>> ld                     auto   /usr/bin/ld.bfd
>> libnssckbi.so.x86_64   auto   /usr/lib64/pkcs11/p11-kit-trust.so
>> libwbclient.so.0.15-64 auto  
>/usr/lib64/samba/wbclient/libwbclient.so.0.15
>> mkisofs               auto   /usr/bin/genisoimage
>> mta                   auto   /usr/sbin/sendmail.postfix
>> nmap                   auto   /usr/bin/ncat
>> python                 auto   /usr/libexec/no-python
>> python3               auto   /usr/bin/python3.6
>> [g.cecchi@ovirt01 ~]$
>>
>> 4.4.1.1
>> [root@novirt2 host-deploy]# alternatives --list
>> cifs-idmap-plugin     auto   /usr/lib64/cifs-utils/cifs_idmap_sss.so
>> ifup                   auto   /etc/sysconfig/network-scripts/ifup
>> ld                     auto   /usr/bin/ld.bfd
>> libnssckbi.so.x86_64   auto   /usr/lib64/pkcs11/p11-kit-trust.so
>> libwbclient.so.0.15-64 auto  
>/usr/lib64/samba/wbclient/libwbclient.so.0.15
>> mkisofs               auto   /usr/bin/genisoimage
>> mta                   auto   /usr/sbin/sendmail.postfix
>> nmap                   auto   /usr/bin/ncat
>> python                 auto   /usr/libexec/no-python
>> python3               auto   /usr/bin/python3.6
>> [root@novirt2 host-deploy]#
>>
>> Not sure where to search if not somehow a bug of ansible 2.9.10
>> Can I try to clean install a 4.4.1.1 host and downgrade ansible
>before
>> deploy, eg running
>>
>> rpm -Uvh --oldpackage ansible-2.9.9-1.el8.noarch
>> ?
>>
>> Where to get the 2.9.9 rpm to apply in case, just to exclude it?
>>
>> Gianluca
>>
>>
>Inside
>ovirt-host-deploy-ansible-20200717104103-novirt2.example.net-3a710f0c.log
>at the beginning the gathering of facts seems all ok and python3, but
>then
>I see this:
>
>2020-07-17 10:41:14 CEST - TASK [ovirt-host-deploy-facts : Reset
>configuration of advanced virtualization module] ***
>2020-07-17 10:41:14 CEST - TASK [ovirt-host-deploy-facts : Enable
>advanced
>virtualization module for relevant OS version] ***
>2020-07-17 10:41:17 CEST - TASK [ovirt-host-deploy-facts : Install
>Python3
>for CentOS/RHEL8 hosts] ********
>2020-07-17 10:41:17 CEST -
>2020-07-17 10:41:17 CEST - skipping: [novirt2.example.net]
>2020-07-17 10:41:17 CEST - TASK [ovirt-host-deploy-facts : Set facts]
>*************************************
>2020-07-17 10:41:17 CEST -
>2020-07-17 10:41:17 CEST - ok: [novirt2.example.net]
>2020-07-17 10:41:17 CEST - {
>  "status" : "OK",
>  "msg" : "",
>  "data" : {
>    "uuid" : "c6ab4add-cf41-41b0-b7c8-2a3d156542fa",
>    "counter" : 39,
>    "stdout" : "ok: [novirt2.example.net]",
>    "start_line" : 37,
>    "end_line" : 38,
>    "runner_ident" : "402b6968-c809-11ea-9d36-00163e0765c1",
>    "event" : "runner_on_ok",
>    "pid" : 28793,
>    "created" : "2020-07-17T08:41:14.380339",
>    "parent_uuid" : "00163e07-65c1-0ebc-a725-000000000021",
>    "event_data" : {
>      "playbook" : "ovirt-host-deploy.yml",
>      "playbook_uuid" : "eb09419a-dc4a-4ea7-9d94-3f666d9d17e0",
>      "play" : "all",
>      "play_uuid" : "00163e07-65c1-0ebc-a725-000000000006",
>      "play_pattern" : "all",
>      "task" : "Set facts",
>      "task_uuid" : "00163e07-65c1-0ebc-a725-000000000021",
>      "task_action" : "set_fact",
>      "task_args" : "",
>      "task_path" :
>"/usr/share/ovirt-engine/ansible-runner-service-project/project/roles/ovirt-host-deploy-facts/tasks/main.yml:26",
>      "role" : "ovirt-host-deploy-facts",
>      "host" : "novirt2.example.net",
>      "remote_addr" : "novirt2.example.net",
>      "res" : {
>        "changed" : false,
>        "ansible_facts" : {
>          "ansible_python_interpreter" : "/usr/bin/python2"
>        },
>        "_ansible_no_log" : false
>      },
>      "start" : "2020-07-17T08:41:14.242287",
>      "end" : "2020-07-17T08:41:14.379769",
>      "duration" : 0.137482,
>      "event_loop" : null,
>      "uuid" : "c6ab4add-cf41-41b0-b7c8-2a3d156542fa"
>    }
>  }
>}
>
>and then the failure because the ansible_python_intepreter has been set
>to
>pythin2
>
>Gianluca
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