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6a74c97a0a
Co-authored-by: hashjang <hash@geek.com> Co-authored-by: QuantumGhost <obelisk.reg+git@gmail.com>
74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
import json
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import logging
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import flask
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import werkzeug.http
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from flask import Flask
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from flask.signals import request_finished, request_started
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from configs import dify_config
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_logger = logging.getLogger(__name__)
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def _is_content_type_json(content_type: str) -> bool:
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if not content_type:
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return False
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content_type_no_option, _ = werkzeug.http.parse_options_header(content_type)
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return content_type_no_option.lower() == "application/json"
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def _log_request_started(_sender, **_extra):
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"""Log the start of a request."""
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if not _logger.isEnabledFor(logging.DEBUG):
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return
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request = flask.request
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if not (_is_content_type_json(request.content_type) and request.data):
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_logger.debug("Received Request %s -> %s", request.method, request.path)
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return
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try:
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json_data = json.loads(request.data)
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except (TypeError, ValueError):
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_logger.exception("Failed to parse JSON request")
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return
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formatted_json = json.dumps(json_data, ensure_ascii=False, indent=2)
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_logger.debug(
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"Received Request %s -> %s, Request Body:\n%s",
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request.method,
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request.path,
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formatted_json,
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)
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def _log_request_finished(_sender, response, **_extra):
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"""Log the end of a request."""
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if not _logger.isEnabledFor(logging.DEBUG) or response is None:
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return
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if not _is_content_type_json(response.content_type):
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_logger.debug("Response %s %s", response.status, response.content_type)
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return
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response_data = response.get_data(as_text=True)
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try:
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json_data = json.loads(response_data)
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except (TypeError, ValueError):
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_logger.exception("Failed to parse JSON response")
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return
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formatted_json = json.dumps(json_data, ensure_ascii=False, indent=2)
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_logger.debug(
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"Response %s %s, Response Body:\n%s",
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response.status,
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response.content_type,
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formatted_json,
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)
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def init_app(app: Flask):
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"""Initialize the request logging extension."""
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if not dify_config.ENABLE_REQUEST_LOGGING:
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return
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request_started.connect(_log_request_started, app)
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request_finished.connect(_log_request_finished, app)
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