minitrace-opentelemetry

OpenTelemetry reporter for minitrace.

Dependencies

[dependencies]
minitrace = "0.5"
minitrace-opentelemetry = "0.5"

Setup OpenTelemetry Collector

cd minitrace-opentelemetry/examples
docker compose up -d

cargo run --example synchronous

Jaeger UI is available on http://127.0.0.1:16686/

Zipkin UI is available on http://127.0.0.1:9411/

Report to OpenTelemetry Collector

use std::borrow::Cow;
use std::time::Duration;
use minitrace::collector::Config;
use minitrace::prelude::*;
use minitrace_opentelemetry::OpenTelemetryReporter;
use opentelemetry_otlp::{SpanExporter, ExportConfig, Protocol, TonicConfig};
use opentelemetry::trace::SpanKind;
use opentelemetry::sdk::Resource;
use opentelemetry::KeyValue;
use opentelemetry::InstrumentationLibrary;

// Initialize reporter
let reporter = OpenTelemetryReporter::new(
    SpanExporter::new_tonic(
        ExportConfig {
            endpoint: "http://127.0.0.1:4317".to_string(),
            protocol: Protocol::Grpc,
            timeout: Duration::from_secs(opentelemetry_otlp::OTEL_EXPORTER_OTLP_TIMEOUT_DEFAULT),
        },
        TonicConfig::default(),
    )
    .unwrap(),
    SpanKind::Server,
    Cow::Owned(Resource::new([KeyValue::new("service.name", "asynchronous")])),
    InstrumentationLibrary::new("example-crate", Some(env!("CARGO_PKG_VERSION")), None),
);
minitrace::set_reporter(reporter, Config::default());

{
    // Start tracing
    let root = Span::root("root", SpanContext::random());
}

minitrace::flush()