Bug 1107126

Description of problem:
The oVirt plugin (previously shipped with the ovirt-log-collector package) is now upstream:

  https://github.com/sosreport/sos/commit/e3dcb7e

Backport the plugin and related fixes to supported Fedora branches.

Version-Release number of selected component (if applicable):
sos-3.0-23, sos-3.1-1

How reproducible:
100%

Steps to Reproduce:
1. rpm -q sos | grep ovirt

Actual results:
""

Expected results:
/usr/lib/python2.*/site-packages/sos/plugins/ovirt.py

Additional info:
Changes from the current rawhide package:
$ git rev-list --oneline 2f7baff1..HEAD sos/plugins/ovirt.py sos/plugins/postgresql.py sos/plugins/__init__.py
fd68a0c Record duration of calls to external programs at debug level
bb3fe91 [ovirt] Add dwh and reports packages to plugin package list
df5ff34 Add reports support to oVirt plugin
fc97d86 Add oVirt Data Warehouse support
a883e5a [ovirt] add package list to ovirt plugin
08bb3d2 [ovirt] elide passwords in logcollector.conf
3da5697 [ovirt] elide passwords in {iso,image}uploader.conf
5447fac Make do_path_regex_sub() honour string regex arguments
f42f767 Fix call_ext_prog() use in oVirt plugin
e3dcb7e Add oVirt plugin
67afdc1 Fix logging exception in Plugin.collect_strings()
38a35dc Add parameter to add_copy_spec_limit() to control tail behavior
241d240 Don't handle exceptions in do_copy_path()
b7b89e5 Fix command parameter aliasing and exception handling
f6bcd6a Fix style and formatting in Plugin class
f1c643d Add default Plugin.setup() method
4064600 Add add_cmd_outputs() and convert plugins to use it
57cacaf Add 'runat' parameter to command output interfaces
e5a530c Logging improvements
af9e704 Clean up sos_get_command_output() and friends
fb64873 Make forbidden path test a separate function
f68a2b1 Fix whitespace in Plugin class
6e8c042 Add Plugin.do_path_regex_sub()
0bedab2 Raise a TypeError if add_copy_specs() is called with a string
81b06ca Use a set for Plugin.copy_paths
a09090a Remove 'sub' parameter from Plugin.add_copy_spec*()