1 files changed, 23 insertions, 0 deletions
diff --git a/crates/pseudonyms/src/server/interceptor.rs b/crates/pseudonyms/src/server/interceptor.rs
new file mode 100644
index 0000000..f30f140
--- /dev/null
+++ b/crates/pseudonyms/src/server/interceptor.rs
@@ -0,0 +1,23 @@
+use warden_stack::{
+    opentelemetry::global, tracing::telemetry::tonic::extractor,
+    tracing_opentelemetry::OpenTelemetrySpanExt,
+};
+use tonic::{Status, service::Interceptor};
+use tracing::Span;
+
+#[derive(Clone, Copy)]
+pub struct MyInterceptor;
+
+impl Interceptor for MyInterceptor {
+    fn call(&mut self, request: tonic::Request<()>) -> Result<tonic::Request<()>, Status> {
+        let span = Span::current();
+
+        let cx = global::get_text_map_propagator(|propagator| {
+            propagator.extract(&extractor::MetadataMap(request.metadata()))
+        });
+
+        span.set_parent(cx);
+
+        Ok(request)
+    }
+}