Migrate file acquisition + New tail_mode and stat_poll_interval settings to support not keeping file handles permanently open

[david-garcia-garcia]

This is a POC of migrating tail to use context.

Unfortunately the underlying library used does not support context, so I just removed it.

[github-actions]

@david-garcia-garcia: There are no 'kind' label on this PR. You need a 'kind' label to generate the release automatically.

• /kind feature
• /kind enhancement
• /kind refactoring
• /kind fix
• /kind chore
• /kind dependencies

Details

I am a bot created to help the crowdsecurity developers manage community feedback and contributions. You can check out my manifest file to understand my behavior and what I can do. If you want to use this for your project, you can check out the BirthdayResearch/oss-governance-bot repository.

[github-actions]

@david-garcia-garcia: There are no area labels on this PR. You can add as many areas as you see fit.

• /area agent
• /area local-api
• /area cscli
• /area appsec
• /area security
• /area configuration

Details

I am a bot created to help the crowdsecurity developers manage community feedback and contributions. You can check out my manifest file to understand my behavior and what I can do. If you want to use this for your project, you can check out the BirthdayResearch/oss-governance-bot repository.

[codecov]

Codecov Report

❌ Patch coverage is 70.32967% with 81 lines in your changes missing coverage. Please review.
✅ Project coverage is 63.23%. Comparing base (3e7eba2) to head (2bfc1b9).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/acquisition/modules/file/tailwrapper/tailer.go	67.08%	67 Missing and 12 partials ⚠️
pkg/acquisition/modules/file/run.go	93.93%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4280      +/-   ##
==========================================
+ Coverage   63.10%   63.23%   +0.13%     
==========================================
  Files         472      474       +2     
  Lines       33458    33714     +256     
==========================================
+ Hits        21113    21320     +207     
- Misses      10224    10266      +42     
- Partials     2121     2128       +7     

Flag	Coverage Δ
bats	46.65% <46.52%> (+0.06%)	⬆️
unit-linux	36.30% <68.49%> (+0.24%)	⬆️
unit-windows	24.72% <64.46%> (+0.30%)	⬆️

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[david-garcia-garcia]

/kind refactoring