nwaku/waku/discovery/autonat_service.nim

37 lines
1.2 KiB
Nim

import
chronos,
chronicles,
bearssl/rand,
libp2p/protocols/connectivity/autonat/client,
libp2p/protocols/connectivity/autonat/service,
libp2p/protocols/connectivity/autonat/core
const AutonatCheckInterval = Opt.some(chronos.seconds(30))
proc getAutonatService*(rng: ref HmacDrbgContext): AutonatService =
## AutonatService request other peers to dial us back
## flagging us as Reachable or NotReachable.
## minConfidence is used as threshold to determine the state.
## If maxQueueSize > numPeersToAsk past samples are considered
## in the calculation.
let autonatService = AutonatService.new(
autonatClient = AutonatClient.new(),
rng = rng,
scheduleInterval = AutonatCheckInterval,
askNewConnectedPeers = false,
numPeersToAsk = 3,
maxQueueSize = 3,
minConfidence = 0.7,
)
proc statusAndConfidenceHandler(
networkReachability: NetworkReachability, confidence: Opt[float]
): Future[void] {.async.} =
if confidence.isSome():
info "Peer reachability status",
networkReachability = networkReachability, confidence = confidence.get()
autonatService.statusAndConfidenceHandler(statusAndConfidenceHandler)
return autonatService