feat(monkeys): Add and expose metrics of the text execution [WPB-4445]

[augustocdias]

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PR Submission Checklist for internal contributors

• The PR Title
  • conforms to the style of semantic commits messages¹ supported in Wire's Github Workflow²
  • contains a reference JIRA issue number like SQPIT-764
  • answers the question: If merged, this PR will: ... ³

What's new in this PR?

Exposes metrics in prometheus format at runtime on the port 9090. With that, tests can be monitored at runtime about it's state and performance. Now there'll always be a log file for the application and it was split from the kalium log. A custom log file can be specified, otherwise it will be $CWD/monkeys.log

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References

1. https://sparkbox.com/foundry/semantic_commit_messages
2. https://github.com/wireapp/.github#usage
3. E.g. feat(conversation-list): Sort conversations by most emojis in the title #SQPIT-764.

[github-actions]

Unit Test Results

   412 files   - 20     412 suites   - 20   23s ⏱️ - 2m 21s
2 252 tests  - 99  2 132 ✔️  - 116  120 💤 +17  0 ❌ ±0 

Results for commit 52bc9cd. ± Comparison against base commit 8be83c1.

♻️ This comment has been updated with latest results.

[codecov-commenter]

Codecov Report

Merging #2043 (52bc9cd) into develop (8be83c1) will decrease coverage by 0.01%.
Report is 4 commits behind head on develop.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             develop    #2043      +/-   ##
=============================================
- Coverage      57.98%   57.98%   -0.01%     
  Complexity        24       24              
=============================================
  Files           1006     1006              
  Lines          37646    37667      +21     
  Branches        3409     3411       +2     
=============================================
+ Hits           21830    21840      +10     
- Misses         14360    14370      +10     
- Partials        1456     1457       +1     

see 6 files with indirect coverage changes

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[datadog-wireapp]

Datadog Report

All test runs 276fd87 🔗

✅ 2 Total Test Services: 0 Failed, 0 with New Flaky, 2 Passed

Test Services

Service Name	Failed	Known Flaky	New Flaky	Passed	Skipped	Wall Time	Branch View
kalium-ios	0	0	0	2132	120	10m 3.09s	Link
kalium-jvm	0	0	0	2251	103	9m 51s	Link

[vitorhugods]

👨🏼‍🍳🤌🏻

[typfel]

Very cool 😎

[typfel]

@augustocdias do you have some example statistics from a run?

[augustocdias]

@augustocdias do you have some example statistics from a run?

@typfel this is a fragment of it. We have now to pre-configure a prometheus instance and grafana board to monitore it in real time.

# HELP g_loggedOutUsers  
# TYPE g_loggedOutUsers gauge
g_loggedOutUsers{domain="Elna",testCase="Example Test Case",} 0.0
# HELP g_loggedInUsers  
# TYPE g_loggedInUsers gauge
g_loggedInUsers{domain="Elna",testCase="Example Test Case",} 11.0
# HELP g_conversations  
# TYPE g_conversations gauge
g_conversations 4.0
# HELP g_conversationMembers  
# TYPE g_conversationMembers gauge
g_conversationMembers{id="[email protected]",} 1.0
g_conversationMembers{id="[email protected]",} 1.0
g_conversationMembers{id="[email protected]",} 1.0
g_conversationMembers{id="[email protected]",} 1.0