Task #1199
Updated by Junxiao Shi about 10 years ago
Develop `StatusServer` that collects forwarder-level statistics, and provides them in response to [[ControlCommand]].
The statistics provided by this module are forwarder-level statistics:
* NFD version
* start timestamp
* current timestamp
* current number of NameTree entries
* current number of FIB entries
* current number of PIT entries (regardless of whether it is pending or satisfied)
* current number of Measurements entries
* current number of CS entries
* total number of incoming Interests since forwarder starts
* total number of outgoing Interests since forwarder starts
* total number of incoming Datas since forwarder starts
* total number of outgoing Datas since forwarder starts
The `StatusServer` class does not provide:
* face counters: #1245
* FIB entries: #1192