chore: fast back source when get pieces task failed

[jim3ma]

Signed-off-by: Jim Ma [email protected]

Description

Related Issue

Motivation and Context

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation Update (if none of the other choices apply)

Checklist

• Code compiles correctly.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[gaius-qi]

LGTM

[codecov-commenter]

Codecov Report

Merging #1123 (531de11) into main (d1b8ee6) will decrease coverage by 0.08%.
The diff coverage is 55.55%.

@@            Coverage Diff             @@
##             main    #1123      +/-   ##
==========================================
- Coverage   45.98%   45.89%   -0.09%     
==========================================
  Files         130      130              
  Lines       10000    10021      +21     
==========================================
+ Hits         4598     4599       +1     
- Misses       4882     4901      +19     
- Partials      520      521       +1     

Flag	Coverage Δ
unittests	45.89% <55.55%> (-0.09%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
client/daemon/peer/peertask_conductor.go	57.57% <ø> (-0.11%)	⬇️
client/daemon/peer/peertask_piecetask_poller.go	50.34% <55.55%> (-0.38%)	⬇️
client/daemon/daemon.go	5.13% <0.00%> (-0.28%)	⬇️
cdn/rpcserver/rpcserver.go	60.97% <0.00%> (-0.24%)	⬇️
client/config/peerhost.go	35.29% <0.00%> (ø)
client/daemon/peer/piece_broker.go	85.18% <0.00%> (+3.70%)	⬆️