logos-messaging-nim/library/kernel_api/ping_api.nim

proc ping_peer*(
    self: LogosDelivery, peerAddr: string, timeoutMs: int
): Future[Result[string, string]] {.ffi.} =
  ## Returns the round-trip time in nanoseconds.
  let rtt = (await self.waku.pingPeer(peerAddr, timeoutMs)).valueOr:
    return err(error)
  return ok($rtt)
FFI: typed kernel_api operations (nim-ffi v0.2.0) Convert the kernel_api operations — relay/filter/lightpush/store, peer_manager, discovery, ping, debug/node-info — to typed {.ffi.} procs that pass parameters directly and ride generic CBOR (no per-op request wrappers). Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> 2026-06-25 04:18:56 +02:00			`proc ping_peer*(`
			`self: LogosDelivery, peerAddr: string, timeoutMs: int`
			`): Future[Result[string, string]] {.ffi.} =`
			`## Returns the round-trip time in nanoseconds.`
			`let rtt = (await self.waku.pingPeer(peerAddr, timeoutMs)).valueOr:`
			`return err(error)`
			`return ok($rtt)`