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@ -6,6 +6,7 @@ import socket
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import sys
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from typing import Union
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import flask
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from celery.signals import worker_init # type: ignore
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from flask_login import user_loaded_from_request, user_logged_in # type: ignore
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@ -27,6 +28,8 @@ def on_user_loaded(_sender, user):
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def init_app(app: DifyApp):
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from opentelemetry.semconv.trace import SpanAttributes
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def is_celery_worker():
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return "celery" in sys.argv[0].lower()
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@ -37,7 +40,9 @@ def init_app(app: DifyApp):
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def init_flask_instrumentor(app: DifyApp):
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meter = get_meter("http_metrics", version=dify_config.CURRENT_VERSION)
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_http_response_counter = meter.create_counter(
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"http.server.response.count", description="Total number of HTTP responses by status code", unit="{response}"
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"http.server.response.count",
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description="Total number of HTTP responses by status code, method and target",
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unit="{response}",
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)
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def response_hook(span: Span, status: str, response_headers: list):
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@ -50,7 +55,13 @@ def init_app(app: DifyApp):
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status = status.split(" ")[0]
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status_code = int(status)
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status_class = f"{status_code // 100}xx"
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_http_response_counter.add(1, {"status_code": status_code, "status_class": status_class})
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attributes: dict[str, str | int] = {"status_code": status_code, "status_class": status_class}
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request = flask.request
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if request and request.url_rule:
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attributes[SpanAttributes.HTTP_TARGET] = str(request.url_rule.rule)
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if request and request.method:
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attributes[SpanAttributes.HTTP_METHOD] = str(request.method)
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_http_response_counter.add(1, attributes)
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instrumentor = FlaskInstrumentor()
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if dify_config.DEBUG:
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