NETOBSERV-59 Add tcp flow stream exporter

[jpinsonneau]

Description

This PR add TCP flow stream exporter for cli.

Dependencies

netobserv/network-observability-cli#1

Checklist

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[codecov]

Codecov Report

Attention: 48 lines in your changes are missing coverage. Please review.

Comparison is base (0c43b4a) 33.62% compared to head (ce87754) 33.17%.

Files	Patch %	Lines
pkg/exporter/flows.go	0.00%	37 Missing ⚠️
pkg/agent/agent.go	0.00%	11 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #224      +/-   ##
==========================================
- Coverage   33.62%   33.17%   -0.46%     
==========================================
  Files          39       40       +1     
  Lines        3494     3542      +48     
==========================================
  Hits         1175     1175              
- Misses       2251     2299      +48     
  Partials       68       68              

Flag	Coverage Δ
unittests	33.17% <0.00%> (-0.46%)	⬇️

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[jotak]

Why not using the existing grpc exporter with the CLI ? Does it come with additional challenges?

[msherif1234]

Why not using the existing grpc exporter with the CLI ? Does it come with additional challenges?

I asked the exact same question netobserv/network-observability-cli#1 (comment)

thinking more about this it might even be better to run in the same process of ebpf agent and consume directly ebpf records like what the direct flp did ? WDYT ?

[jpinsonneau]

Closing this in favor of #291