This bug was initially created as a copy of Bug #2061666

I am copying this bug because: The issue is fixed in 17.1 and 16.2 and is not related to ffu, but a problem with locale when we check version of ovs.


Description of problem:

FFU from RHOSP 13 to RHOSP16.2 failing in undercloud upgrade at Openvswitch task

Version-Release number of selected component (if applicable):
RHOSP 16.2

How reproducible:


Steps to Reproduce:

    2022-03-06 11:27:07.276183 | 00505683-3954-5ce5-1750-0000000001ed |       TASK | Special treatment for OpenvSwitch
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    Using module file /usr/share/ansible/plugins/modules/tripleo_ovs_upgrade.py
    Pipelining is enabled.
    <172.20.62.1> ESTABLISH LOCAL CONNECTION FOR USER: root
    <172.20.62.1> EXEC /bin/sh -c '/usr/bin/python3 && sleep 0'
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    ...
    ...
    ...
    ...
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    host: eurepbdprov01, task: TASK: Always ensure the openvswitch service is enabled and running after upgrades
    eurepbdprov01 still blocked
    The full traceback is:
    Traceback (most recent call last):
      File "<stdin>", line 102, in <module>
      File "<stdin>", line 94, in _ansiballz_main
      File "<stdin>", line 40, in invoke_module
      File "/usr/lib64/python3.6/runpy.py", line 205, in run_module
        return _run_module_code(code, init_globals, run_name, mod_spec)
      File "/usr/lib64/python3.6/runpy.py", line 96, in _run_module_code
        mod_name, mod_spec, pkg_name, script_name)
      File "/usr/lib64/python3.6/runpy.py", line 85, in _run_code
        exec(code, run_globals)
      File "/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py", line 267, in <module>
      File "/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py", line 256, in main
      File "/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py", line 181, in layer_product_upgrade
      File "/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py", line 125, in flatten_version
    IndexError: list index out of range
    2022-03-06 11:27:14.947283 | 00505683-3954-5ce5-1750-0000000001ed |      FATAL | Special treatment for OpenvSwitch | eurepbdprov01 | error={
        "changed": false,
        "module_stderr": "Traceback (most recent call last):\n  File \"<stdin>\", line 102, in <module>\n  File \"<stdin>\", line 94, in _ansiballz_main\n  File \"<stdin>\", line 40, in invoke_module\n  File \"/usr/lib64/python3.6/runpy.py\",
     line 205, in run_module\n    return _run_module_code(code, init_globals, run_name, mod_spec)\n  File \"/usr/lib64/python3.6/runpy.py\", line 96, in _run_module_code\n    mod_name, mod_spec, pkg_name, script_name)\n  File \"/usr/lib64/pyt
    hon3.6/runpy.py\", line 85, in _run_code\n    exec(code, run_globals)\n  File \"/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py\", line 267, in <module>\n  F
    ile \"/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py\", line 256, in main\n  File \"/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_up
    grade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py\", line 181, in layer_product_upgrade\n  File \"/tmp/ansible_tripleo_ovs_upgrade_payload_vikgfhcx/ansible_tripleo_ovs_upgrade_payload.zip/ansible/modules/tripleo_ovs_upgrade.py\", l
    ine 125, in flatten_version\nIndexError: list index out of range\n",
        "module_stdout": "",
        "msg": "MODULE FAILURE\nSee stdout/stderr for the exact error",
        "rc": 1
    }

1.
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3.

Actual results:

FFU should complete without any issue

Expected results:


Additional info:
All logs and sos-report in Case Id:03158783 
Issue identified by lbezdick and chem in rhos-upgrade channel.