fix logger bug

[Wukong247]

closes #298

[codecov]

Codecov Report

Attention: Patch coverage is 61.36364% with 17 lines in your changes missing coverage. Please review.

Project coverage is 78.26%. Comparing base (64fd3ec) to head (4747c6f).
Report is 3 commits behind head on master.

Files with missing lines	Patch %	Lines
src/utill.rs	66.66%	13 Missing ⚠️
src/bin/directoryd.rs	0.00%	1 Missing ⚠️
src/bin/maker-cli.rs	0.00%	1 Missing ⚠️
src/bin/makerd.rs	0.00%	1 Missing ⚠️
src/bin/taker.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #319      +/-   ##
==========================================
+ Coverage   74.83%   78.26%   +3.42%     
==========================================
  Files          32       32              
  Lines        3998     4840     +842     
==========================================
+ Hits         2992     3788     +796     
- Misses       1006     1052      +46     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[mojoX911]

Ack