Enable Provisioning.MonitorHostName for Ubuntu

[taoyama]

Description

This patch fix the Issue #1546

PR information

• The title of the PR is clear and informative.
• There are a small number of commits, each of which has an informative message. This means that previously merged commits do not appear in the history of the PR. For information on cleaning up the commits in your pull request, see this page.
• Except for special cases involving multiple contributors, the PR is started from a fork of the main repository, not a branch.
• If applicable, the PR references the bug/issue that it fixes in the description.
• New Unit tests were added for the changes made and Travis.CI is passing.

Quality of Code and Contribution Guidelines

• I have read the contribution guidelines.

[codecov]

Codecov Report

Merging #1934 (dd1ce7c) into develop (86676fa) will increase coverage by 43.13%.
The diff coverage is 9.09%.

@@             Coverage Diff              @@
##           develop    #1934       +/-   ##
============================================
+ Coverage    26.40%   69.53%   +43.13%     
============================================
  Files           93       85        -8     
  Lines        12764    11929      -835     
  Branches      1800     1673      -127     
============================================
+ Hits          3370     8295     +4925     
+ Misses        9350     3263     -6087     
- Partials        44      371      +327     

Impacted Files	Coverage Δ
azurelinuxagent/common/osutil/ubuntu.py	60.71% <9.09%> (+8.27%)	⬆️
azurelinuxagent/common/future.py	39.28% <0.00%> (-0.06%)	⬇️
azurelinuxagent/common/rdma.py	19.85% <0.00%> (ø)
azurelinuxagent/pa/deprovision/clearlinux.py	62.50% <0.00%> (ø)
azurelinuxagent/common/logcollector_manifests.py
azurelinuxagent/ga/send_telemetry_events.py
azurelinuxagent/pa/provision/cloudinitdetect.py
azurelinuxagent/ga/collect_logs.py
azurelinuxagent/common/interfaces.py
azurelinuxagent/daemon/__init__.py
... and 72 more

---

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[taoyama]

@trstringer please preview

[trstringer]

If you remove the change from the default waagent.conf for Ubuntu, the PR looks good and I'll approve it then.

[pgombar]

Running end-to-end automation.

[pgombar]

Running end-to-end automation.

Automation OK: https://tuxgold.corp.microsoft.com/job/AzLinux/job/DungeonCrawler/job/DungeonCrawler.pagombar/999/

@narrieta could you take a look?

[pgombar]

Updated to latest develop changes, running automation again: https://tuxgold.corp.microsoft.com/job/AzLinux/job/DungeonCrawler/job/DungeonCrawler.pagombar/1001/

[narrieta]

@taoyama Thank you for the update. Looks good. I will run automation and merge the PR when it completes.

[narrieta]

automation ok

[narrieta]

@taoyama - thank you!