From 0727bdbe1ffe5bf1d332b8bfa62650e89c01b1d7 Mon Sep 17 00:00:00 2001
From: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
Date: Sun, 24 May 2026 22:06:48 +0200
Subject: [PATCH] worker: detect and handle errors in socket from main

Signed-off-by: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
---
 src/worker-vpn.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/worker-vpn.c b/src/worker-vpn.c
index 879b9d37..c2dca661 100644
--- a/src/worker-vpn.c
+++ b/src/worker-vpn.c
@@ -2918,8 +2918,15 @@ static void cstp_send_terminate(struct worker_st *ws)
 static void command_watcher_cb(EV_P_ ev_io *w, int revents)
 {
 	struct worker_st *ws = ev_userdata(worker_loop);
+	int ret;
 
-	int ret = handle_commands_from_main(ws);
+	if (revents & EV_ERROR) {
+		terminate_reason = REASON_ERROR;
+		cstp_send_terminate(ws);
+		/* unreachable */
+	}
+
+	ret = handle_commands_from_main(ws);
 
 	if (ret == ERR_NO_CMD_FD) {
 		terminate_reason = REASON_ERROR;