fix: revise tracing context

[Yisaer]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 82.75862% with 5 lines in your changes missing coverage. Please review.

Project coverage is 71.15%. Comparing base (16db819) to head (e9686ef).
Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/topo/node/tracenode/trace_node.go	63.64%	4 Missing ⚠️
internal/topo/node/source_node.go	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3673      +/-   ##
==========================================
- Coverage   71.18%   71.15%   -0.03%     
==========================================
  Files         423      423              
  Lines       48671    48674       +3     
==========================================
- Hits        34643    34630      -13     
- Misses      11320    11330      +10     
- Partials     2708     2714       +6     

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