Struct ObservabilityBuilder 

pub struct ObservabilityBuilder { /* private fields */ }

Available on crate feature otel only.

Builder for configuring observability (tracing, metrics, logging)

Implementations

impl ObservabilityBuilder

pub fn new(service_name: impl Into<String>) -> Self

Create a new observability builder

pub fn service_version(self, version: impl Into<String>) -> Self

Set the service version

pub fn environment(self, env: impl Into<String>) -> Self

Set the environment (e.g., “production”, “staging”, “development”)

pub fn environment_from_env(self) -> Self

Read environment from ENVIRONMENT or ENV env var

pub fn otlp_endpoint(self, endpoint: impl Into<String>) -> Self

Set the OTLP endpoint for exporting traces

pub fn otlp_endpoint_from_env(self) -> Self

Read OTLP endpoint from OTEL_EXPORTER_OTLP_ENDPOINT env var

pub fn json_logging(self) -> Self

Enable JSON-formatted log output (for production)

pub fn log_level(self, level: impl Into<String>) -> Self

Set the log level (trace, debug, info, warn, error)

pub fn log_level_from_env(self) -> Self

Read log level from RUST_LOG env var

pub fn build(self) -> Result<ObservabilityGuard, ObservabilityError>

Available on crate feature otel-otlp only.

Build and initialize the observability stack

Returns a guard that must be kept alive for the duration of the program. When the guard is dropped, pending spans are flushed.