LogFatalf is a wrapper around the internal logFatalf() func called by iclient/main.go::main().

LogInfof is a wrapper around the internal logInfof() func called by iclient/main.go::main().

LogWarnf is a wrapper around the internal logWarnf() func called by iclient/main.go::main().

Signal is called to interrupt the server for performing operations such as log rotation.

Start is called to start serving.

Stop is called to stop serving.