From f49d50b8fdcb4442110b674549085cf102a040d8 Mon Sep 17 00:00:00 2001
From: sebres <info@sebres.de>
Date: Sun, 30 Mar 2025 06:03:51 +0200
Subject: [PATCH] ensure the reader is really closed before reopen (preventing
 leaks if some handles or whatever are still open)

---
 fail2ban/server/filtersystemd.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fail2ban/server/filtersystemd.py b/fail2ban/server/filtersystemd.py
index 29f90be5..9c94c0dd 100644
--- a/fail2ban/server/filtersystemd.py
+++ b/fail2ban/server/filtersystemd.py
@@ -126,6 +126,7 @@ class FilterSystemd(JournalFilter): # pragma: systemd no cover
 			try:
 				# workaround for gh-3929 (no journal descriptor after rotation),
 				# to reopen journal we'd simply invoke inherited init again:
+				self.__journal.close()
 				ja = self.__jrnlargs
 				super(journal.Reader, self.__journal).__init__(ja.get('flags', 0), ja.get('path'), ja.get('files'), ja.get('namespace'))
 			except: