Add WebSocket and proxy lifecycle metrics

This commit is contained in:
Marc Schäfer
2025-10-10 19:15:33 +02:00
parent e04c654292
commit d21f4951e9
14 changed files with 323 additions and 96 deletions

View File

@@ -509,6 +509,7 @@ func (pm *ProxyManager) handleTCPProxy(listener net.Listener, targetAddr string)
tunnelID := pm.currentTunnelID
telemetry.IncProxyAccept(context.Background(), tunnelID, "tcp", "success", "")
telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "tcp", telemetry.ProxyConnectionOpened)
if tunnelID != "" {
state.Global().IncSessions(tunnelID)
if e := pm.getEntry(tunnelID); e != nil {
@@ -523,6 +524,7 @@ func (pm *ProxyManager) handleTCPProxy(listener net.Listener, targetAddr string)
logger.Error("Error connecting to target: %v", err)
accepted.Close()
telemetry.IncProxyAccept(context.Background(), tunnelID, "tcp", "failure", classifyProxyError(err))
telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "tcp", telemetry.ProxyConnectionClosed)
telemetry.ObserveProxyConnectionDuration(context.Background(), tunnelID, "tcp", "failure", time.Since(connStart).Seconds())
return
}
@@ -556,6 +558,7 @@ func (pm *ProxyManager) handleTCPProxy(listener net.Listener, targetAddr string)
}
}
telemetry.ObserveProxyConnectionDuration(context.Background(), tunnelID, "tcp", "success", time.Since(connStart).Seconds())
telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "tcp", telemetry.ProxyConnectionClosed)
}(tunnelID, conn)
}
}
@@ -631,6 +634,7 @@ func (pm *ProxyManager) handleUDPProxy(conn *gonet.UDPConn, targetAddr string) {
}
tunnelID := pm.currentTunnelID
telemetry.IncProxyAccept(context.Background(), tunnelID, "udp", "success", "")
telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "udp", telemetry.ProxyConnectionOpened)
// Only increment activeUDP after a successful DialUDP
if e := pm.getEntry(tunnelID); e != nil {
e.activeUDP.Add(1)
@@ -655,6 +659,7 @@ func (pm *ProxyManager) handleUDPProxy(conn *gonet.UDPConn, targetAddr string) {
}
clientsMutex.Unlock()
telemetry.ObserveProxyConnectionDuration(context.Background(), tunnelID, "udp", result, time.Since(start).Seconds())
telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "udp", telemetry.ProxyConnectionClosed)
}()
buffer := make([]byte, 65507)