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Support OTLP standard environment variables for configuration #10813

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Merged
merged 1 commit into from
May 15, 2025
Merged

Support OTLP standard environment variables for configuration #10813

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12 changes: 7 additions & 5 deletions docs/my-website/docs/observability/opentelemetry_integration.md
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Original file line number Diff line number Diff line change
Expand Up @@ -34,17 +34,19 @@ OTEL_HEADERS="Authorization=Bearer%20<your-api-key>"
<TabItem value="otel-col" label="Log to OTEL HTTP Collector">

```shell
OTEL_EXPORTER="otlp_http"
OTEL_ENDPOINT="http://0.0.0.0:4318"
OTEL_EXPORTER_OTLP_ENDPOINT="http://0.0.0.0:4318"
OTEL_EXPORTER_OTLP_PROTOCOL=http/json
OTEL_EXPORTER_OTLP_HEADERS="api-key=key,other-config-value=value"
```

</TabItem>

<TabItem value="otel-col-grpc" label="Log to OTEL GRPC Collector">

```shell
OTEL_EXPORTER="otlp_grpc"
OTEL_ENDPOINT="http://0.0.0.0:4317"
OTEL_EXPORTER_OTLP_ENDPOINT="http://0.0.0.0:4318"
OTEL_EXPORTER_OTLP_PROTOCOL=grpc
OTEL_EXPORTER_OTLP_HEADERS="api-key=key,other-config-value=value"
```

</TabItem>
Expand Down Expand Up @@ -98,7 +100,7 @@ LiteLLM emits the user_api_key_metadata
- user_id
- team_id

for successful + failed requests
for successful + failed requests

click under `litellm_request` in the trace

Expand Down
18 changes: 10 additions & 8 deletions litellm/integrations/opentelemetry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -63,14 +63,16 @@ def from_env(cls):
InMemorySpanExporter,
)

if os.getenv("OTEL_EXPORTER") == "in_memory":
exporter=os.getenv("OTEL_EXPORTER_OTLP_PROTOCOL", os.getenv("OTEL_EXPORTER", "console"))
endpoint=os.getenv("OTEL_EXPORTER_OTLP_ENDPOINT", os.getenv("OTEL_ENDPOINT"))
headers=os.getenv("OTEL_EXPORTER_OTLP_HEADERS", os.getenv("OTEL_HEADERS")) # example: OTEL_HEADERS=x-honeycomb-team=B85YgLm96***"

if exporter == "in_memory":
return cls(exporter=InMemorySpanExporter())
return cls(
exporter=os.getenv("OTEL_EXPORTER", "console"),
endpoint=os.getenv("OTEL_ENDPOINT"),
headers=os.getenv(
"OTEL_HEADERS"
), # example: OTEL_HEADERS=x-honeycomb-team=B85YgLm96***"
exporter=exporter,
endpoint=endpoint,
headers=headers, # example: OTEL_HEADERS=x-honeycomb-team=B85YgLm96***"
)


Expand Down Expand Up @@ -854,7 +856,7 @@ def _get_span_processor(self, dynamic_headers: Optional[dict] = None):
self.OTEL_EXPORTER,
)
return BatchSpanProcessor(ConsoleSpanExporter())
elif self.OTEL_EXPORTER == "otlp_http":
elif self.OTEL_EXPORTER == "otlp_http" or self.OTEL_EXPORTER == "http/protobuf" or self.OTEL_EXPORTER == "http/json":
verbose_logger.debug(
"OpenTelemetry: intiializing http exporter. Value of OTEL_EXPORTER: %s",
self.OTEL_EXPORTER,
Expand All @@ -864,7 +866,7 @@ def _get_span_processor(self, dynamic_headers: Optional[dict] = None):
endpoint=self.OTEL_ENDPOINT, headers=_split_otel_headers
),
)
elif self.OTEL_EXPORTER == "otlp_grpc":
elif self.OTEL_EXPORTER == "otlp_grpc" or self.OTEL_EXPORTER == "grpc":
verbose_logger.debug(
"OpenTelemetry: intiializing grpc exporter. Value of OTEL_EXPORTER: %s",
self.OTEL_EXPORTER,
Expand Down
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