UI: Add reconnect button to hosts on alert

[hsato03]

Description

Currently, if a host is on alert, the option to reconnect it is not presented in the UI.

This PR addresses this issue by adding a reconnect button to the host if it is in an alert state.

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)
• build/CI

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• Major
• Minor

Bug Severity

• BLOCKER
• Critical
• Major
• Minor
• Trivial

Screenshots (if appropriate):

How Has This Been Tested?

With a host on alert, I verified that the option to reconnect was present and, upon using it, I observed that the host reconnected as expected.

[weizhouapache]

code lgtm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (f023fc5) 13.12% compared to head (3a10d73) 29.54%.

Additional details and impacted files

@@              Coverage Diff              @@
##               4.18    #8468       +/-   ##
=============================================
+ Coverage     13.12%   29.54%   +16.41%     
- Complexity     9142    32266    +23124     
=============================================
  Files          2720     5341     +2621     
  Lines        257744   374918   +117174     
  Branches      40182    54534    +14352     
=============================================
+ Hits          33839   110752    +76913     
- Misses       219615   249487    +29872     
- Partials       4290    14679    +10389     

Flag	Coverage Δ
simulator-marvin-tests	22.97% <ø> (?)
uitests	4.39% <ø> (?)
unit-tests	16.46% <ø> (?)

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[kiranchavala]

@blueorangutan ui

[blueorangutan]

@kiranchavala a Jenkins job has been kicked to build UI QA env. I'll keep you posted as I make progress.

[blueorangutan]

UI build: ✔️
Live QA URL: https://qa.cloudstack.cloud/simulator/pr/8468 (QA-JID-255)

[kiranchavala]

@blueorangutan package

[blueorangutan]

@kiranchavala a [SL] Jenkins job has been kicked to build packages. It will be bundled with KVM, XenServer and VMware SystemVM templates. I'll keep you posted as I make progress.

[blueorangutan]

Packaging result [SF]: ✔️ el7 ✔️ el8 ✔️ el9 ✔️ debian ✔️ suse15. SL-JID 8242

[kiranchavala]

LGTM, tested manually

Before fix

After fix

[weizhouapache]

@hsato03
Can you re-target to 4.18?

[hsato03]

@hsato03 Can you re-target to 4.18?

Sure, I changed the target branch.

[weizhouapache]

@blueorangutan ui

[blueorangutan]

@weizhouapache a Jenkins job has been kicked to build UI QA env. I'll keep you posted as I make progress.

[blueorangutan]

UI build: ✔️
Live QA URL: https://qa.cloudstack.cloud/simulator/pr/8468 (QA-JID-257)