From dcae87d3e0627a22f2a104a63d3037d873cc0f0c Mon Sep 17 00:00:00 2001
From: dongli <jellylidong2nd@gmail.com>
Date: Sun, 19 Jan 2025 16:24:15 -0800
Subject: [PATCH] Expose prometheus metrics for payment

---
 apps/payment/requirements.txt                | 1 +
 apps/payment/webapi/bootstrap/application.py | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/apps/payment/requirements.txt b/apps/payment/requirements.txt
index b15bdc7..b4bb4e2 100644
--- a/apps/payment/requirements.txt
+++ b/apps/payment/requirements.txt
@@ -9,6 +9,7 @@ beanie==1.21.0
 jieba==0.42.1
 sendgrid
 stripe==8.1.0
+prometheus_fastapi_instrumentator==7.0.2
 aio-pika
 httpx
 pydantic-settings
diff --git a/apps/payment/webapi/bootstrap/application.py b/apps/payment/webapi/bootstrap/application.py
index fd9f1b1..891fde5 100644
--- a/apps/payment/webapi/bootstrap/application.py
+++ b/apps/payment/webapi/bootstrap/application.py
@@ -11,6 +11,9 @@ from webapi.providers import database
 from webapi.providers import exception_handler
 from .freeleaps_app import FreeleapsApp
 
+# prometheus
+from prometheus_fastapi_instrumentator import Instrumentator
+
 
 def create_app() -> FastAPI:
     logging.info("App initializing")
@@ -26,6 +29,8 @@ def create_app() -> FastAPI:
 
     # Call the custom_openapi function to change the OpenAPI version
     customize_openapi_security(app)
+    # expose prometheus metrics
+    Instrumentator().instrument(app).expose(app)
     return app