From 16fb9006143fa6d94d626fc9def0e99ecb75227f Mon Sep 17 00:00:00 2001
From: MKamel <151730767+MKamelEJ@users.noreply.github.com>
Date: Thu, 19 Jun 2025 01:10:01 +0300
Subject: [PATCH 1/3] Add Ability to use OTEL http exporter

---
 backend/open_webui/utils/telemetry/setup.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/backend/open_webui/utils/telemetry/setup.py b/backend/open_webui/utils/telemetry/setup.py
index 62632cff5..23dbc4683 100644
--- a/backend/open_webui/utils/telemetry/setup.py
+++ b/backend/open_webui/utils/telemetry/setup.py
@@ -1,6 +1,7 @@
 from fastapi import FastAPI
 from opentelemetry import trace
 from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import OTLPSpanExporter
+from opentelemetry.exporter.otlp.proto.http.trace_exporter import OTLPSpanExporter as HttpOTLPSpanExporter
 from opentelemetry.sdk.resources import SERVICE_NAME, Resource
 from opentelemetry.sdk.trace import TracerProvider
 from sqlalchemy import Engine
@@ -12,6 +13,7 @@ from open_webui.env import (
     OTEL_SERVICE_NAME,
     OTEL_EXPORTER_OTLP_ENDPOINT,
     ENABLE_OTEL_METRICS,
+    USE_OTEL_HTTP_EXPORTER
 )
 
 
@@ -23,7 +25,7 @@ def setup(app: FastAPI, db_engine: Engine):
         )
     )
     # otlp export
-    exporter = OTLPSpanExporter(endpoint=OTEL_EXPORTER_OTLP_ENDPOINT)
+    exporter = if USE_OTEL_HTTP_EXPORTER HttpOTLPSpanExporter(endpoint=OTEL_EXPORTER_OTLP_ENDPOINT) else OTLPSpanExporter(endpoint=OTEL_EXPORTER_OTLP_ENDPOINT)
     trace.get_tracer_provider().add_span_processor(LazyBatchSpanProcessor(exporter))
     Instrumentor(app=app, db_engine=db_engine).instrument()
 

From 0f24fbb78e000dd8766a5cfa738bcbb7e477b449 Mon Sep 17 00:00:00 2001
From: MKamel <151730767+MKamelEJ@users.noreply.github.com>
Date: Thu, 19 Jun 2025 01:12:06 +0300
Subject: [PATCH 2/3] Add new env variable USE_OTEL_HTTP_EXPORTER

---
 backend/open_webui/env.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/backend/open_webui/env.py b/backend/open_webui/env.py
index 0f7b5611f..6aa1181c1 100644
--- a/backend/open_webui/env.py
+++ b/backend/open_webui/env.py
@@ -539,6 +539,7 @@ AUDIT_EXCLUDED_PATHS = [path.lstrip("/") for path in AUDIT_EXCLUDED_PATHS]
 ####################################
 
 ENABLE_OTEL = os.environ.get("ENABLE_OTEL", "False").lower() == "true"
+USE_OTEL_HTTP_EXPORTER = os.environ.get("USE_OTEL_HTTP_EXPORTER", "False").lower() == "true"
 ENABLE_OTEL_METRICS = os.environ.get("ENABLE_OTEL_METRICS", "False").lower() == "true"
 OTEL_EXPORTER_OTLP_ENDPOINT = os.environ.get(
     "OTEL_EXPORTER_OTLP_ENDPOINT", "http://localhost:4317"

From 4eb9597bb08b9e3e5aa7431d8233af701c73fcde Mon Sep 17 00:00:00 2001
From: MKamel <151730767+MKamelEJ@users.noreply.github.com>
Date: Thu, 19 Jun 2025 01:29:04 +0300
Subject: [PATCH 3/3] Fix Typo in usage of exporter

---
 backend/open_webui/utils/telemetry/setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/open_webui/utils/telemetry/setup.py b/backend/open_webui/utils/telemetry/setup.py
index e523cf853..f6d0513a8 100644
--- a/backend/open_webui/utils/telemetry/setup.py
+++ b/backend/open_webui/utils/telemetry/setup.py
@@ -38,7 +38,7 @@ def setup(app: FastAPI, db_engine: Engine):
 
     # otlp export
     if USE_OTEL_HTTP_EXPORTER:
-        exporter = OTLPSpanExporter(
+        exporter = HttpOTLPSpanExporter(
             endpoint=OTEL_EXPORTER_OTLP_ENDPOINT,
             insecure=OTEL_EXPORTER_OTLP_INSECURE,
             headers=headers,