From 7d75b340b57bdac8d91fdf76e0145be20d314de2 Mon Sep 17 00:00:00 2001
From: Adil Hafeez <adil.hafeez@gmail.com>
Date: Sat, 7 Feb 2026 13:31:58 -0800
Subject: [PATCH] use envoy 1.37 and fix operation name

---
 Dockerfile                             | 2 +-
 config/envoy.template.yaml             | 3 +++
 crates/brightstaff/src/handlers/llm.rs | 4 ++--
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index b3313856..92a335ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ COPY crates .
 RUN cargo build --release --target wasm32-wasip1 -p prompt_gateway -p llm_gateway
 RUN cargo build --release -p brightstaff
 
-FROM docker.io/envoyproxy/envoy:v1.36.4  AS envoy
+FROM docker.io/envoyproxy/envoy:v1.37.0  AS envoy
 
 FROM python:3.13.6-slim AS arch
 # Purge PAM to avoid CVE-2025-6020 and install needed tools
diff --git a/config/envoy.template.yaml b/config/envoy.template.yaml
index 721a3a7c..aed44dae 100644
--- a/config/envoy.template.yaml
+++ b/config/envoy.template.yaml
@@ -54,6 +54,7 @@ static_resources:
                       service_name: plano(inbound)
                   random_sampling:
                     value: {{ arch_tracing.random_sampling }}
+                  operation: "%REQ(:METHOD)% %REQ(X-ENVOY-ORIGINAL-PATH?:PATH)%"
                 {% endif %}
                 stat_prefix: plano(inbound)
                 codec_type: AUTO
@@ -303,6 +304,7 @@ static_resources:
                       service_name: plano(inbound)
                   random_sampling:
                     value: {{ arch_tracing.random_sampling }}
+                  operation: "%REQ(:METHOD)% %REQ(X-ENVOY-ORIGINAL-PATH?:PATH)%"
                 {% endif %}
                 stat_prefix: {{ listener.name | replace(" ", "_") }}_traffic
                 codec_type: AUTO
@@ -402,6 +404,7 @@ static_resources:
                       service_name: plano(outbound)
                   random_sampling:
                     value: {{ arch_tracing.random_sampling }}
+                  operation: "%REQ(:METHOD)% %REQ(X-ENVOY-ORIGINAL-PATH?:PATH)%"
                 {% endif %}
                 stat_prefix: egress_traffic
                 codec_type: AUTO
diff --git a/crates/brightstaff/src/handlers/llm.rs b/crates/brightstaff/src/handlers/llm.rs
index 5ca97591..8cf42568 100644
--- a/crates/brightstaff/src/handlers/llm.rs
+++ b/crates/brightstaff/src/handlers/llm.rs
@@ -316,10 +316,10 @@ async fn llm_chat_inner(
 
     get_active_span(|span| {
         let span_name = if model_from_request == resolved_model {
-            format!("(llm) {} {}", request_path, resolved_model)
+            format!("POST {} {}", request_path, resolved_model)
         } else {
             format!(
-                "(llm) {} {} -> {}",
+                "POST {} {} -> {}",
                 request_path, model_from_request, resolved_model
             )
         };