wip: add structlog

app/utils/logging.py

@@ -5,6 +5,12 @@ from rich.logging import RichHandler
 
 from app.utils.singleton import SingletonMeta
 
+import logging
+import os
+import orjson
+import structlog
+from whenever._whenever import Instant
+from pathlib import Path
 
 class AppLogger(metaclass=SingletonMeta):
     _logger = None
@@ -22,3 +28,22 @@ class RichConsoleHandler(RichHandler):
             console=Console(color_system="256", width=width, style=style, stderr=True),
             **kwargs,
         )
+
+def setup_structlog() -> structlog.BoundLogger:
+    log_date = Instant.now().py_datetime().strftime("%Y%m%d")
+    log_path = Path(f"cuul_{log_date}_{os.getpid()}.log")
+    structlog.configure(
+        cache_logger_on_first_use=True,
+        wrapper_class=structlog.make_filtering_bound_logger(logging.INFO),
+        processors=[
+            structlog.contextvars.merge_contextvars,
+            structlog.processors.add_log_level,
+            structlog.processors.format_exc_info,
+            structlog.processors.TimeStamper(fmt="iso", utc=True),
+            structlog.processors.JSONRenderer(serializer=orjson.dumps),
+        ],
+        logger_factory=structlog.BytesLoggerFactory(
+            file=log_path.open("wb")
+        )
+    )
+    return structlog.get_logger()