From da039a8e2e3b19a0c44b9b25f560df66f434a62a Mon Sep 17 00:00:00 2001
From: Alexej Sidorenko <fra.iesus@gmail.com>
Date: Mon, 7 Oct 2024 22:54:08 +0200
Subject: [PATCH] issue #565 - Logfile is overwritten when parsedmarc
 (re)starts

Do not re-write the log file if already exists. Add a log handler in "append" mode (that should be an implicit value but it's defined explicitly for the visibility).
---
 parsedmarc/cli.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/parsedmarc/cli.py b/parsedmarc/cli.py
index f1f8ec42..64fca398 100644
--- a/parsedmarc/cli.py
+++ b/parsedmarc/cli.py
@@ -1179,9 +1179,7 @@ def process_reports(reports_):
         logger.setLevel(logging.DEBUG)
     if opts.log_file:
         try:
-            log_file = open(opts.log_file, "w")
-            log_file.close()
-            fh = logging.FileHandler(opts.log_file)
+            fh = logging.FileHandler(opts.log_file, "a")
             formatter = logging.Formatter(
                 "%(asctime)s - "
                 "%(levelname)s - [%(filename)s:%(lineno)d] - %(message)s"