Move signal handle to main thread to make sure graceful shutdown work for docker container

TIBCOSoftware / flogo-cli

Project Flogo Command Line Interface

http://flogo.io

BSD 3-Clause "New" or "Revised" License

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Move signal handle to main thread to make sure graceful shutdown work for docker container #99

Closed lixingwang closed 6 years ago

lixingwang commented 6 years ago

Fixes: # .

What kind of change does this PR introduce? (check one with "x")

[*] Bugfix
[] Feature
[] Code style update (formatting, local variables)
[] Refactoring (no functional changes, no api changes)
[] Other... Please describe:

What is the current behavior? The graceful shutdown does not work in the docker container What is the new behavior? Working fine now.