v0.39.0

The present release includes fixes to TRG response handling, cleanup facilities, and a new Kafka integration plugin.

• Kafka integration plugin:

  • [core] Kafka plugin to publish FSM state transitions
  • [core] Check if kafka message status can be read
  • [core] Store environment state in varStack and make kafka plugin get it from there
  • [core] Use UnixMilli(), since Go 1.17 supports it
  • [core] Initialize loggers in CCDB and Kafka plugins
  • [core] A different (working) approach to obtaining current state
  • [core] Update kafka topics to the agreed convention
  • [core] rename kafkaBroker to kafkaEndpoint for consistency, fix log
  • [core] Publish an empty env list to kafka at init
  • [core] Publish Error state and react to DESTROY in kafka plugin
  • [core] Use one common callback in the kafka plugin
  • [core] several improvements to logging in kafka and ccdb plugins
  • [core] make some member of kafka plugin private
  • [core] include STANDBY in the states which can initiate GO_ERROR
  • [core] Port kafka plugin to kafka-go package
  • [core] Minor string fixes in kafka plugin

• Other integration plugin fixes:

  • [core] Make TRG RunList line parsing forward-compatible
  • [core] TRG: Improve run parsing
  • [core] TRG should ignore the daq trigger
  • [core] Handle daq & standalone trg reconciliation gracefully

• Miscellaneous:

  • [core] Add dirty hack for FLP cleanup before DEPLOY
  • [core] Properly set facility & partition for shmcleaner logs