Prepare mobile de parser release

iaai_scraper/core/logs.py

@@ -0,0 +1,55 @@
+import logging
+import sys
+from contextvars import ContextVar
+
+# Храним trace_id текущего потока/корутины.
+TRACE_ID: ContextVar[str] = ContextVar("trace_id", default="-")
+
+
+class TraceIdFilter(logging.Filter):
+    # Добавляет trace_id в каждую запись лога для сквозной трассировки.
+    def filter(self, record: logging.LogRecord) -> bool:
+        record.trace_id = TRACE_ID.get()
+        return True
+
+
+def set_trace_id(trace_id: str) -> None:
+    TRACE_ID.set(trace_id)
+
+
+def setup_logging(level: str = "INFO", log_file: str | None = None) -> None:
+    # stderr — Docker и Celery prefork корректно его подхватывают.
+    handlers: list[logging.Handler] = [logging.StreamHandler(sys.stderr)]
+    if log_file:
+        handlers.append(logging.FileHandler(log_file, encoding="utf-8"))
+    trace_filter = TraceIdFilter()
+    for handler in handlers:
+        handler.addFilter(trace_filter)
+        handler.setLevel(getattr(logging, level.upper(), logging.INFO))
+    root = logging.getLogger()
+    root.setLevel(getattr(logging, level.upper(), logging.INFO))
+    # Убираем старые хендлеры, чтобы не дублировать после fork.
+    for old_handler in list(root.handlers):
+        try:
+            old_handler.close()
+        except Exception:
+            pass
+    root.handlers.clear()
+    for handler in handlers:
+        root.addHandler(handler)
+    root.propagate = False
+    fmt = logging.Formatter(
+        "%(asctime)s | %(levelname)s | %(name)s | trace=%(trace_id)s | %(message)s"
+    )
+    for handler in root.handlers:
+        handler.setFormatter(fmt)
+
+    for logger_name in (
+        "celery.app.trace",
+        "celery.worker.request",
+        "celery.worker.strategy",
+    ):
+        noisy_logger = logging.getLogger(logger_name)
+        noisy_logger.handlers.clear()
+        noisy_logger.propagate = False
+        noisy_logger.disabled = True