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chore: make otlp endpoint configurable #14

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Merged
eliasmueller merged 1 commit into from
Jun 29, 2025
Merged

chore: make otlp endpoint configurable #14

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1 change: 1 addition & 0 deletions docker-compose-base.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@ services:
condition: service_healthy
environment:
MONGODB_URI: mongodb://review-db:27017
OTEL_EXPORTER_OTLP_ENDPOINT: "http://otel-collector:4318"
review-db:
image: mongo
volumes:
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9 changes: 8 additions & 1 deletion src/main.rs
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Expand Up @@ -144,9 +144,16 @@ static RESOURCE: Lazy<Resource> = Lazy::new(|| {

/// Initializes OpenTelemetry metrics exporter and sets the global meter provider.
fn init_otlp() -> HttpMetricsLayer {
let otlp_url = match env::var_os("OTEL_EXPORTER_OTLP_ENDPOINT") {
Some(uri) => uri.into_string().unwrap(),
None => "http://localhost:4318".to_string(),
};

let otlp_endpoint = format!("{}/v1/metrics", otlp_url.trim_end_matches('/'));

let exporter = opentelemetry_otlp::MetricExporter::builder()
.with_http()
.with_endpoint("http://otel-collector:4318/v1/metrics")
.with_endpoint(otlp_endpoint)
.with_temporality(Temporality::default())
.build()
.unwrap();
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