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#[cfg(feature = "settings")]
use crate::settings::settings;
/// [OpenTelemetry] output settings.
///
/// [OpenTelemetry]: https://opentelemetry.io/
#[cfg_attr(feature = "settings", settings(crate_path = "crate"))]
#[cfg_attr(not(feature = "settings"), derive(Clone, Debug, serde::Deserialize))]
pub struct OpenTelemetryGrpcOutputSettings {
/// The URL of the endpoint that will receive the telemetry data.
///
/// # Default
/// Default value is the standard gRPC endpoints URL: `http://localhost:4317`.
/// See: <https://opentelemetry.io/docs/languages/sdk-configuration/otlp-exporter/#otel_exporter_otlp_endpoint>
#[serde(default = "OpenTelemetryGrpcOutputSettings::default_endpoint_url")]
pub endpoint_url: String,
/// Output request timeout in seconds.
///
/// An error will be logged (if logging is enabled for the service) if timeout is reached.
///
/// # Default
///
/// Default value is `10` seconds.
#[serde(default = "OpenTelemetryGrpcOutputSettings::default_request_timeout_seconds")]
pub request_timeout_seconds: u64,
/// Number of concurrent tasks to spawn for output.
///
/// A higher number means more spans can be collected in parallel in a
/// multi-threaded runtime. All tasks share a gRPC channel, but can send
/// RPCs in parallel. The default is 1 task.
#[serde(default = "OpenTelemetryGrpcOutputSettings::default_num_tasks")]
pub num_tasks: usize,
/// Maximum number of entries to be batched together and sent in one request.
///
/// # Default
///
/// Default value is `512`.
#[serde(default = "OpenTelemetryGrpcOutputSettings::default_max_batch_size")]
pub max_batch_size: usize,
}
#[cfg(not(feature = "settings"))]
impl Default for OpenTelemetryGrpcOutputSettings {
fn default() -> Self {
Self {
endpoint_url: OpenTelemetryGrpcOutputSettings::default_endpoint_url(),
request_timeout_seconds:
OpenTelemetryGrpcOutputSettings::default_request_timeout_seconds(),
num_tasks: OpenTelemetryGrpcOutputSettings::default_num_tasks(),
max_batch_size: OpenTelemetryGrpcOutputSettings::default_max_batch_size(),
}
}
}
impl OpenTelemetryGrpcOutputSettings {
fn default_endpoint_url() -> String {
"http://localhost:4317".into()
}
fn default_request_timeout_seconds() -> u64 {
10
}
const fn default_num_tasks() -> usize {
1
}
fn default_max_batch_size() -> usize {
512
}
}