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ostp
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fix: integrate BBR cwnd for bufferbloat and relax mobile timeouts

This commit is contained in:
ospab 2026-05-26 20:54:30 +03:00
parent 9c59cabfc7
commit abcb8999ce
3 changed files with 7 additions and 3 deletions
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4
ostp-client/src/bridge.rs
View File

@ -446,7 +446,7 @@ impl Bridge {
_ = keepalive_tick.tick() => {
if self.running {
// 1. Connection Liveness Check & Silent Background Reconnect
if self.last_valid_recv.elapsed().as_secs() > 8 {
if self.last_valid_recv.elapsed().as_secs() > 25 {
let elapsed = self.last_valid_recv.elapsed().as_secs();
if elapsed > 180 {
// Hard timeout after 3 minutes of total silence
@ -591,7 +591,7 @@ impl Bridge {
}
proxy_ev = proxy_rx.recv(), if self.running && sessions_opt.as_ref().map(|s| {
// Backpressure: suspend proxy reads when ARQ window is saturated
s.iter().all(|ses| ses.machine.in_flight_count() < 256)
s.iter().all(|ses| ses.machine.in_flight_count() < ses.machine.cwnd_packets().clamp(16, 256))
}).unwrap_or(true) => {
if let Some(ev) = proxy_ev {
if let Some(sessions) = sessions_opt.as_mut() {

4
ostp-core/src/protocol.rs
View File

@ -154,6 +154,10 @@ impl ProtocolMachine {
self.sent_history.iter().filter(|f| f.is_retransmittable).count()
}
pub fn cwnd_packets(&self) -> usize {
self.cc.cwnd_packets() as usize
}
pub fn state(&self) -> OstpState {
self.state
}

2
ostp-server/src/lib.rs
View File

@ -464,7 +464,7 @@ async fn run_server_loop(
let mut last_empty_app_log = Instant::now() - Duration::from_secs(10);
let mut peer_last_seen: HashMap<IpAddr, Instant> = HashMap::new();
let mut peer_available: HashMap<IpAddr, bool> = HashMap::new();
let peer_timeout = Duration::from_secs(15);
let peer_timeout = Duration::from_secs(45);
loop {
tokio::select! {