From 19ac633e1af854ee1eec972e0f1816f81ce60f55 Mon Sep 17 00:00:00 2001
From: ionutboangiu <ionut.boangiu@itsyscom.com>
Date: Tue, 17 Feb 2026 17:29:03 +0200
Subject: [PATCH] stop birpc listeners on engine shutdown

make goroutine wait on shdChan and call StopBiRPC to close the
listener(s). Connection goroutines still leak (they need to be
fixed on birpc library side).
---
 services/engine.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/services/engine.go b/services/engine.go
index 97ec1d732..bcafff278 100644
--- a/services/engine.go
+++ b/services/engine.go
@@ -264,6 +264,10 @@ func startBiRPC(smg *SessionService, tS *ThresholdService, server *cores.Server,
 			}
 		},
 	}
+	go func() {
+		<-shdChan.Done()
+		server.StopBiRPC()
+	}()
 	if err := server.ServeBiRPC(cfg.ListenCfg().BiJSONListen, cfg.ListenCfg().BiGobListen, onConns, onDiss); err != nil {
 		utils.Logger.Err(fmt.Sprintf("<%s> serve BiRPC error: %s!", utils.SessionS, err))
 		shdChan.CloseOnce()