47 lines
1.4 KiB
Rust
47 lines
1.4 KiB
Rust
use console_subscriber::ConsoleLayer;
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use lemmy_utils::error::LemmyResult;
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use opentelemetry::{
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sdk::{propagation::TraceContextPropagator, Resource},
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KeyValue,
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};
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use opentelemetry_otlp::WithExportConfig;
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use tracing::{subscriber::set_global_default, Subscriber};
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use tracing_subscriber::{filter::Targets, layer::SubscriberExt, registry::LookupSpan, Layer};
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pub fn init_tracing<S>(opentelemetry_url: &str, subscriber: S, targets: Targets) -> LemmyResult<()>
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where
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S: Subscriber + for<'a> LookupSpan<'a> + Send + Sync + 'static,
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{
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opentelemetry::global::set_text_map_propagator(TraceContextPropagator::new());
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let console_layer = ConsoleLayer::builder()
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.with_default_env()
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.server_addr(([0, 0, 0, 0], 6669))
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.event_buffer_capacity(1024 * 1024)
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.spawn();
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let subscriber = subscriber.with(console_layer);
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let tracer = opentelemetry_otlp::new_pipeline()
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.tracing()
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.with_trace_config(
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opentelemetry::sdk::trace::config()
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.with_resource(Resource::new(vec![KeyValue::new("service.name", "lemmy")])),
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)
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.with_exporter(
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opentelemetry_otlp::new_exporter()
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.tonic()
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.with_endpoint(opentelemetry_url),
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)
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.install_batch(opentelemetry::runtime::Tokio)?;
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let otel_layer = tracing_opentelemetry::layer()
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.with_tracer(tracer)
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.with_filter(targets);
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let subscriber = subscriber.with(otel_layer);
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set_global_default(subscriber)?;
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Ok(())
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}
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