From f80f7e001b4638667d59551f89b641f0e3fcbfa6 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 27 Mar 2025 19:07:00 +0100
Subject: [PATCH] Abort if we cannot create TeeLogger

---
 src/libutil/logging.cc | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/libutil/logging.cc b/src/libutil/logging.cc
index 7884b6f29..617ebeb16 100644
--- a/src/libutil/logging.cc
+++ b/src/libutil/logging.cc
@@ -347,9 +347,12 @@ void applyJSONLogger()
         try {
             std::vector<std::unique_ptr<Logger>> loggers;
             loggers.push_back(makeJSONLogger(std::filesystem::path(loggerSettings.jsonLogPath.get()), false));
-            // Note: this had better not throw, otherwise `logger` is
-            // left unset.
-            logger = makeTeeLogger(std::move(logger), std::move(loggers));
+            try {
+                logger = makeTeeLogger(std::move(logger), std::move(loggers));
+            } catch (...) {
+                // `logger` is now gone so give up.
+                abort();
+            }
         } catch (...) {
             ignoreExceptionExceptInterrupt();
         }