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https://github.com/BerriAI/litellm.git
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80def35a04
[Refactor] - Refactor proxy_server.py to use common function for `add_litellm_data_to_request`
248 lines
9.3 KiB
Python
248 lines
9.3 KiB
Python
import os
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from dataclasses import dataclass
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from datetime import datetime
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from litellm.integrations.custom_logger import CustomLogger
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from litellm._logging import verbose_logger
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from litellm.types.services import ServiceLoggerPayload
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from typing import Union, Optional, TYPE_CHECKING, Any
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if TYPE_CHECKING:
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from opentelemetry.trace import Span as _Span
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Span = _Span
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else:
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Span = Any
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LITELLM_TRACER_NAME = os.getenv("OTEL_TRACER_NAME", "litellm")
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LITELLM_RESOURCE = {
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"service.name": os.getenv("OTEL_SERVICE_NAME", "litellm"),
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}
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@dataclass
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class OpenTelemetryConfig:
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from opentelemetry.sdk.trace.export import SpanExporter
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exporter: str | SpanExporter = "console"
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endpoint: Optional[str] = None
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headers: Optional[str] = None
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@classmethod
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def from_env(cls):
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"""
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OTEL_HEADERS=x-honeycomb-team=B85YgLm9****
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OTEL_EXPORTER="otlp_http"
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OTEL_ENDPOINT="https://api.honeycomb.io/v1/traces"
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OTEL_HEADERS gets sent as headers = {"x-honeycomb-team": "B85YgLm96******"}
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"""
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return cls(
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exporter=os.getenv("OTEL_EXPORTER", "console"),
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endpoint=os.getenv("OTEL_ENDPOINT"),
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headers=os.getenv(
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"OTEL_HEADERS"
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), # example: OTEL_HEADERS=x-honeycomb-team=B85YgLm96VGdFisfJVme1H"
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)
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class OpenTelemetry(CustomLogger):
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def __init__(self, config=OpenTelemetryConfig.from_env()):
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from opentelemetry import trace
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from opentelemetry.sdk.resources import Resource
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from opentelemetry.sdk.trace import TracerProvider
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self.config = config
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self.OTEL_EXPORTER = self.config.exporter
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self.OTEL_ENDPOINT = self.config.endpoint
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self.OTEL_HEADERS = self.config.headers
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provider = TracerProvider(resource=Resource(attributes=LITELLM_RESOURCE))
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provider.add_span_processor(self._get_span_processor())
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trace.set_tracer_provider(provider)
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self.tracer = trace.get_tracer(LITELLM_TRACER_NAME)
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if bool(os.getenv("DEBUG_OTEL", False)) is True:
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# Set up logging
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import logging
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logging.basicConfig(level=logging.DEBUG)
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logger = logging.getLogger(__name__)
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# Enable OpenTelemetry logging
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otel_exporter_logger = logging.getLogger("opentelemetry.sdk.trace.export")
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otel_exporter_logger.setLevel(logging.DEBUG)
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def log_success_event(self, kwargs, response_obj, start_time, end_time):
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self._handle_sucess(kwargs, response_obj, start_time, end_time)
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def log_failure_event(self, kwargs, response_obj, start_time, end_time):
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self._handle_failure(kwargs, response_obj, start_time, end_time)
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async def async_log_success_event(self, kwargs, response_obj, start_time, end_time):
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self._handle_sucess(kwargs, response_obj, start_time, end_time)
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async def async_log_failure_event(self, kwargs, response_obj, start_time, end_time):
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self._handle_failure(kwargs, response_obj, start_time, end_time)
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async def async_service_success_hook(
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self,
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payload: ServiceLoggerPayload,
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parent_otel_span: Optional[Span] = None,
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start_time: Optional[datetime] = None,
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end_time: Optional[datetime] = None,
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):
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from opentelemetry import trace
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from datetime import datetime
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from opentelemetry.trace import Status, StatusCode
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if parent_otel_span is not None:
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_span_name = payload.service
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service_logging_span = self.tracer.start_span(
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name=_span_name,
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context=trace.set_span_in_context(parent_otel_span),
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start_time=self._to_ns(start_time),
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)
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service_logging_span.set_attribute(key="call_type", value=payload.call_type)
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service_logging_span.set_attribute(
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key="service", value=payload.service.value
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)
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service_logging_span.set_status(Status(StatusCode.OK))
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service_logging_span.end(end_time=self._to_ns(end_time))
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def _handle_sucess(self, kwargs, response_obj, start_time, end_time):
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from opentelemetry.trace import Status, StatusCode
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verbose_logger.debug(
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"OpenTelemetry Logger: Logging kwargs: %s, OTEL config settings=%s",
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kwargs,
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self.config,
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)
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_parent_context, parent_otel_span = self._get_span_context(kwargs)
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span = self.tracer.start_span(
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name=self._get_span_name(kwargs),
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start_time=self._to_ns(start_time),
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context=_parent_context,
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)
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span.set_status(Status(StatusCode.OK))
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self.set_attributes(span, kwargs, response_obj)
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span.end(end_time=self._to_ns(end_time))
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if parent_otel_span is not None:
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parent_otel_span.end(end_time=self._to_ns(datetime.now()))
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def _handle_failure(self, kwargs, response_obj, start_time, end_time):
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from opentelemetry.trace import Status, StatusCode
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span = self.tracer.start_span(
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name=self._get_span_name(kwargs),
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start_time=self._to_ns(start_time),
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context=self._get_span_context(kwargs),
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)
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span.set_status(Status(StatusCode.ERROR))
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self.set_attributes(span, kwargs, response_obj)
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span.end(end_time=self._to_ns(end_time))
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def set_attributes(self, span, kwargs, response_obj):
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for key in ["model", "api_base", "api_version"]:
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if key in kwargs:
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span.set_attribute(key, kwargs[key])
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def _to_ns(self, dt):
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return int(dt.timestamp() * 1e9)
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def _get_span_name(self, kwargs):
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return f"litellm-{kwargs.get('call_type', 'completion')}"
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def _get_span_context(self, kwargs):
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from opentelemetry.trace.propagation.tracecontext import (
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TraceContextTextMapPropagator,
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)
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from opentelemetry import trace
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litellm_params = kwargs.get("litellm_params", {}) or {}
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proxy_server_request = litellm_params.get("proxy_server_request", {}) or {}
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headers = proxy_server_request.get("headers", {}) or {}
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traceparent = headers.get("traceparent", None)
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_metadata = litellm_params.get("metadata", {})
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parent_otel_span = _metadata.get("litellm_parent_otel_span", None)
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"""
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Two way to use parents in opentelemetry
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- using the traceparent header
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- using the parent_otel_span in the [metadata][parent_otel_span]
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"""
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if parent_otel_span is not None:
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return trace.set_span_in_context(parent_otel_span), parent_otel_span
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if traceparent is None:
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return None, None
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else:
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carrier = {"traceparent": traceparent}
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return TraceContextTextMapPropagator().extract(carrier=carrier), None
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def _get_span_processor(self):
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from opentelemetry.sdk.trace.export import (
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SpanExporter,
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SimpleSpanProcessor,
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BatchSpanProcessor,
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ConsoleSpanExporter,
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)
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from opentelemetry.exporter.otlp.proto.http.trace_exporter import (
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OTLPSpanExporter as OTLPSpanExporterHTTP,
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)
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from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
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OTLPSpanExporter as OTLPSpanExporterGRPC,
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)
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verbose_logger.debug(
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"OpenTelemetry Logger, initializing span processor \nself.OTEL_EXPORTER: %s\nself.OTEL_ENDPOINT: %s\nself.OTEL_HEADERS: %s",
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self.OTEL_EXPORTER,
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self.OTEL_ENDPOINT,
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self.OTEL_HEADERS,
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)
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_split_otel_headers = {}
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if self.OTEL_HEADERS is not None and isinstance(self.OTEL_HEADERS, str):
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_split_otel_headers = self.OTEL_HEADERS.split("=")
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_split_otel_headers = {_split_otel_headers[0]: _split_otel_headers[1]}
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if isinstance(self.OTEL_EXPORTER, SpanExporter):
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verbose_logger.debug(
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"OpenTelemetry: intiializing SpanExporter. Value of OTEL_EXPORTER: %s",
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self.OTEL_EXPORTER,
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)
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return SimpleSpanProcessor(self.OTEL_EXPORTER)
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if self.OTEL_EXPORTER == "console":
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verbose_logger.debug(
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"OpenTelemetry: intiializing console exporter. Value of OTEL_EXPORTER: %s",
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self.OTEL_EXPORTER,
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)
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return BatchSpanProcessor(ConsoleSpanExporter())
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elif self.OTEL_EXPORTER == "otlp_http":
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verbose_logger.debug(
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"OpenTelemetry: intiializing http exporter. Value of OTEL_EXPORTER: %s",
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self.OTEL_EXPORTER,
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)
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return BatchSpanProcessor(
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OTLPSpanExporterHTTP(
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endpoint=self.OTEL_ENDPOINT, headers=_split_otel_headers
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)
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)
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elif self.OTEL_EXPORTER == "otlp_grpc":
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verbose_logger.debug(
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"OpenTelemetry: intiializing grpc exporter. Value of OTEL_EXPORTER: %s",
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self.OTEL_EXPORTER,
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)
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return BatchSpanProcessor(
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OTLPSpanExporterGRPC(
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endpoint=self.OTEL_ENDPOINT, headers=_split_otel_headers
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)
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)
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else:
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verbose_logger.debug(
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"OpenTelemetry: intiializing console exporter. Value of OTEL_EXPORTER: %s",
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self.OTEL_EXPORTER,
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)
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return BatchSpanProcessor(ConsoleSpanExporter())
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