sig
val incomming_request :
Ketrew_engine.t ->
connection_id:string -> request:Cohttp.Request.t -> unit
val end_of_request :
Ketrew_engine.t ->
connection_id:string ->
request:Cohttp.Request.t ->
response_log:string -> body_length:int -> unit
val tag : Ketrew_engine.t -> string -> unit
end