Common controller lib. Provides components shared by application controllers.

Requires: Go 1.13+ and Go Modules

Logging

Logging can be configured using environment variables:

• LOG_DEVELOPMENT: Development mode with human readable logs and (default) verbosity=4.
• LOG_LEVEL: Set the verbosity.

Verbosity:

• Info(3) used for Info logging.
• Info(4) used for Debug logging.
• Info(5) used for Debug+ high rate events.

Package:

• filebacked:
  • Info(5): file create,delete
  • Info(6): file read,write.
• inventory:
  • container:
    • Info(3): reconciler lifecycle.
    • Error(4): channel send failed.
  • model:
    • Info(3):
      • database: lifecycle.
      • journal: journal and watch lifecycle.
      • model: insert,update,delete.
    • Info(4):
      • client: (db) transaction lifecycle;model get,list.
      • journal: event staging.
      • watch: lifecycle.
    • Info(5):
      • watch: event sent,received.
      • table: SQL statements.
  • web:
    • Info(3):
      • watch: lifecycle.
    • Info(4):
      • watch: event sent,received.
  • ref:
    • Info(3): reference mapping added,deleted.
    • Info(4): reference lookup and reconcile events queued.