Don't update timestamp if post failed.

gelbooru_poster.py

@@ -228,14 +228,18 @@ class BotInstance:
 
     def bot_process(self, log_file):
         # Get a random image making sure it's not in the saved image list
+        attempts = 10
         while True:
+            if attempts <= 0:
+                return False
             image_url, image_src, image_rating, cur_page_number = self.get_random_image(max_page_number=self.max_page_number)
             self.max_page_number = cur_page_number
             if image_url is None:
+                attempts -= 1
                 continue
             break
         # Download and post the image to Misskey
-        self.post_image(image_url, image_src, image_rating, log_file)
+        return self.post_image(image_url, image_src, image_rating, log_file)
 
 def generate_config(defaults):
     if os.path.exists("config.json"):
@@ -318,7 +322,11 @@ def main():
 
                 try:
                     bot_instance = BotInstance(cfg_name, cfg_tmp, log_file)
-                    bot_instance.bot_process(log_file)
+                    if not bot_instance.bot_process(log_file):
+                        print("\n" + cfg_name + ": Error: ", file=log_file)
+                        print(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()), file=log_file)
+                        print("Error running bot", file=log_file)
+                        continue
                     # Save the saved image list to config.json
                     config[cfg_name]["max_page_number"] = bot_instance.max_page_number
                     # Save the last run time