Changed to memory logger

api_server/routes/internal/internal_routes.py

@@ -2,7 +2,7 @@ from aiohttp import web
 from typing import Optional
 from folder_paths import models_dir, user_directory, output_directory
 from api_server.services.file_service import FileService
-from app.log_interceptor import logs
+import app.logger
 
 class InternalRoutes:
     '''
@@ -34,13 +34,7 @@ class InternalRoutes:
 
         @self.routes.get('/logs')
         async def get_logs(request):
-            return web.json_response([
+            return web.json_response(app.logger.get_logs())
-                {
-                    'timestamp': dt.isoformat(),
-                    'message': message
-                }
-                for dt, message in logs
-            ])
 
     def get_app(self):
         if self._app is None:

app/log_interceptor.py

@@ -1,21 +0,0 @@
-import io
-import threading
-from datetime import datetime
-
-from collections import deque
-logs = deque(maxlen=300)
-
-class LogInterceptor(io.TextIOWrapper):
-    def __init__(self, stream,  *args, **kwargs):
-        buffer = stream.buffer
-        encoding = stream.encoding
-        super().__init__(buffer, *args, **kwargs, encoding=encoding)
-        self._lock = threading.Lock()
-
-    def write(self, data):
-        with self._lock:
-            logs.append((datetime.now(), data))
-        super().write(data)
-
-    def flush(self):
-        super().flush()

app/logger.py

@@ -0,0 +1,25 @@
+import logging
+from logging.handlers import MemoryHandler
+from collections import deque
+
+logs = None
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+
+def get_logs():
+    return '\n'.join([formatter.format(x) for x in logs])
+
+def setup_logger(capacity=300):
+    global logs
+    if logs: return
+
+    # Setup default global logger
+    logger = logging.getLogger()
+    logger.setLevel(logging.INFO)
+    logger.addHandler(logging.StreamHandler())
+
+    # Create a memory handler with a deque as its buffer
+    logs = deque(maxlen=capacity)
+    memory_handler = MemoryHandler(capacity, flushLevel=logging.INFO)
+    memory_handler.buffer = logs
+    memory_handler.setFormatter(formatter)
+    logger.addHandler(memory_handler)

main.py

@@ -1,11 +1,8 @@
 import comfy.options
 comfy.options.enable_args_parsing()
 
-# Intercept logs for error reporting
+from app.logger import setup_logger
-import sys
+setup_logger()
-from app.log_interceptor import LogInterceptor
-sys.stdout = LogInterceptor(sys.stdout)
-sys.stderr = LogInterceptor(sys.stderr)
 
 import os
 import importlib.util