Logging of auxiliary data for ftp.

[johnnykv]

[amanjiofficial]

I would like to work on this issue. What all data should we log ?? Suggest @johnnykv @kajojify

[johnnykv]

@amanjiofficial Sounds good. No clue in regards to what should be logged, part of this task is to investigate what information (if any) we can extract from the connecting client.