From fe1e860f8200411a873e11177569067abd4aa50e Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Tue, 30 May 2023 21:24:29 +0200
Subject: [PATCH] burrow-auto: Logging

---
 auto/burrow-auto | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/auto/burrow-auto b/auto/burrow-auto
index 36b2461..8e1a338 100755
--- a/auto/burrow-auto
+++ b/auto/burrow-auto
@@ -2,16 +2,35 @@
 
 from collections import deque
 import getopt
+import os
 import paho.mqtt.client as mqtt
 import sys
 import time
 
 debug_mode = False
+log_name = '/run/burrow-auto'
+log_file = None
 indent = 0
 
 def debug(msg):
     if debug_mode:
         print(("\t" * indent) + msg, file=sys.stderr)
+    elif log_file is not None:
+        print(("\t" * indent) + msg, file=log_file)
+
+def debug_open():
+    if not debug_mode:
+        global log_file
+        log_file = open(log_name + '.new', 'w')
+
+def debug_close():
+    if debug_mode:
+        debug("=" * 80)
+    else:
+        global log_file
+        log_file.close()
+        log_file = None
+        os.rename(log_name + '.new', log_name)
 
 def diff(x, y):
     if x is None or y is None:
@@ -284,6 +303,7 @@ checks = [
 ]
 
 while True:
+    debug_open()
     st.update()
 
     debug("averages")
@@ -303,5 +323,6 @@ while True:
             indent -= 1
         else:
             debug("{} DISABLED".format(name))
-    debug("=" * 80)
+
+    debug_close()
     time.sleep(10)
-- 
2.39.2