Usage of /usr/bin/logging-operator-custom-runner:
  -address string
    	command api bind address; it executes arbitrary shell, keep it off 0.0.0.0 (default "127.0.0.1")
  -cfgfile string
    	config file
  -cfgjson string
    	config from json arg
  -debug
    	debug logs
  -exec value
    	exec command, as "key -> command"
  -log-format string
    	log output format (json or text) (default "json")
  -metrics-address string
    	metrics and health bind address (default "0.0.0.0")
  -metrics-port int
    	metrics and health port, 0 to disable (default 9533)
  -port int
    	command api port, 0 to disable (default 7357)
  -startup string
    	execute command at startup