From b964c0d4881cb998cb3e58f25b93cfa4326bdc28 Mon Sep 17 00:00:00 2001
From: Martin Sander <forke@uni-bonn.de>
Date: Wed, 26 Jan 2022 20:25:34 +0100
Subject: [PATCH] fix: re-opening log files using SIGUSR2 (#2966)

by @marvinthepa
---
 src/lib/logger/logger.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/logger/logger.ts b/src/lib/logger/logger.ts
index 5a25f106e..21ef20438 100644
--- a/src/lib/logger/logger.ts
+++ b/src/lib/logger/logger.ts
@@ -122,7 +122,9 @@ export function setup(options: LoggerConfig | LoggerConfigItem = [DEFAULT_LOGGER
   const pinoConfig = { level: loggerConfig.level };
   if (loggerConfig.type === 'file') {
     debug('logging file enabled');
-    logger = createLogger(pinoConfig, pino.destination(loggerConfig.path), loggerConfig.format);
+    const destination = pino.destination(loggerConfig.path);
+    process.on('SIGUSR2', () => destination.reopen());
+    logger = createLogger(pinoConfig, destination, loggerConfig.format);
   } else if (loggerConfig.type === 'rotating-file') {
     process.emitWarning('rotating-file type is not longer supported, consider use [logrotate] instead');
     debug('logging stdout enabled');