feat: complete dockerization architecture with data/logs persistence and prod export script v1.3.0

backend/logger.py

@@ -0,0 +1,51 @@
+import logging
+import os
+from logging.handlers import RotatingFileHandler
+
+# Define paths
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+# Fallback to local 'logs' dir if not overridden in Docker
+LOGS_DIR = os.environ.get("LOGS_DIR", os.path.join(BASE_DIR, "logs"))
+
+# Ensure directory exists
+os.makedirs(LOGS_DIR, exist_ok=True)
+
+LOG_FILE_PATH = os.path.join(LOGS_DIR, "backend.log")
+
+def setup_logger():
+    logger = logging.getLogger("ainventory")
+    logger.setLevel(logging.INFO)
+    
+    # Avoid duplicate handlers if setup multiple times
+    if logger.handlers:
+        return logger
+
+    formatter = logging.Formatter(
+        "[%(asctime)s] [%(levelname)s] [%(name)s] %(message)s",
+        datefmt="%Y-%m-%d %H:%M:%S"
+    )
+
+    # Console Handler
+    console_handler = logging.StreamHandler()
+    console_handler.setFormatter(formatter)
+    
+    # File Handler (10MB max, keep 5 backups)
+    file_handler = RotatingFileHandler(
+        LOG_FILE_PATH, maxBytes=10*1024*1024, backupCount=5
+    )
+    file_handler.setFormatter(formatter)
+
+    # Attach handlers
+    logger.addHandler(console_handler)
+    logger.addHandler(file_handler)
+    
+    # Special redirect for uvicorn logs to also go to file
+    uvicorn_logger = logging.getLogger("uvicorn")
+    uvicorn_logger.addHandler(file_handler)
+    
+    uvicorn_access_logger = logging.getLogger("uvicorn.access")
+    uvicorn_access_logger.addHandler(file_handler)
+
+    return logger
+
+log = setup_logger()