From b895b3cf0a13e33ad2cf099e94eae5b35e33a5f0 Mon Sep 17 00:00:00 2001
From: Dominik Lohmann <mail@dominiklohmann.de>
Date: Mon, 8 Apr 2024 18:38:02 +0200
Subject: [PATCH] Warn instead of error for failing TLS handshakes

---
 libtenzir/builtins/operators/tcp-listen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libtenzir/builtins/operators/tcp-listen.cpp b/libtenzir/builtins/operators/tcp-listen.cpp
index b6946496398..ed6f46c7b1e 100644
--- a/libtenzir/builtins/operators/tcp-listen.cpp
+++ b/libtenzir/builtins/operators/tcp-listen.cpp
@@ -169,7 +169,7 @@ auto make_connection(caf::stateful_actor<connection_state>* self,
     self->state.tls_socket->handshake(
       boost::asio::ssl::stream<boost::asio::ip::tcp::socket>::server, ec);
     if (ec) {
-      diagnostic::error("{}", ec.message())
+      diagnostic::warning("{}", ec.message())
         .note("TLS handshake failed")
         .emit(self->state.ctrl->diagnostics());
       return {};