zhenyi
821537186e
- Reorganized import statements in adapter tests for better readability - Replaced or_insert_with(Vec::new) with or_default() in test closures - Updated Cargo.lock with new dependency versions and checksums - Added TLS features to tonic dependency configuration - Included sqlx, chrono, and uuid dependencies with specific features - Added jsonwebtoken and arc-swap as project dependencies - Reformatted assertion statements to comply with line length limits - Adjusted base64 import order in engine codec module - Updated protobuf include statement formatting
78 lines
2.2 KiB
Rust
78 lines
2.2 KiB
Rust
use std::sync::Arc;
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use std::time::Duration;
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use crate::engine::packet::Packet;
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use crate::engine::session::{SessionState, SessionStore, TransportType};
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pub struct HeartbeatManager {
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store: SessionStore,
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ping_interval: u64,
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ping_timeout: u64,
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}
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impl HeartbeatManager {
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pub fn new(store: SessionStore, ping_interval: u64, ping_timeout: u64) -> Self {
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Self {
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store,
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ping_interval,
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ping_timeout,
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}
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}
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pub fn start(self: Arc<Self>) -> tokio::task::JoinHandle<()> {
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let this = self.clone();
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tokio::spawn(async move {
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this.run().await;
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})
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}
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async fn run(&self) {
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let mut interval = tokio::time::interval(Duration::from_millis(self.ping_interval));
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loop {
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interval.tick().await;
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self.check_sessions().await;
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}
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}
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async fn check_sessions(&self) {
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let now = std::time::Instant::now();
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let timeout_duration = Duration::from_millis(self.ping_interval + self.ping_timeout);
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let mut to_remove = Vec::new();
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for entry in self.store.sessions.iter() {
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let sid = entry.key().clone();
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let session = entry.value().clone();
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let (state, last_ping, transport) = {
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let s = session.read().await;
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(s.state, s.last_ping, s.transport)
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};
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if state == SessionState::Closed {
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to_remove.push(sid);
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continue;
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}
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if now.duration_since(last_ping) > timeout_duration {
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tracing::warn!("Session {} timed out", sid);
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to_remove.push(sid);
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continue;
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}
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// For polling sessions: buffer a ping packet for the next GET request.
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// WS/WT sessions rely on their own dedicated ping tasks; the timeout
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// check above already serves as the safety net for all transports.
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if state == SessionState::Open && transport == TransportType::Polling {
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let mut s = session.write().await;
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s.buffer_packet(Packet::ping(""));
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}
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}
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for sid in to_remove {
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self.store.remove(&sid);
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}
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}
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}
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