Add healthcheck.

compose.yaml

@@ -10,6 +10,11 @@ services:
       STAN: ${STAN}
       whiteids: ${whiteids}
       rollback: ${rollback}
+    healthcheck:
+      test: [ "CMD-SHELL", "python3 -c 'import requests; r=requests.get(\"http://127.0.0.1:8813/healthz\"); exit(0 if r.status_code==200 else 1)'" ]
+      interval: 30s
+      timeout: 5s
+      retries: 3
 
 volumes:
   stan_data:

src/webhook.py

@@ -1,6 +1,7 @@
 import asyncio
 import logging
 
+import requests
 import telebot
 from fastapi import FastAPI
 
@@ -9,7 +10,7 @@ from .config import TOKEN
 
 logging.warning("[START] Webhook server")
 app = FastAPI(docs=None, redoc_url=None)
-
+BOT_API_URL = f"https://api.telegram.org/bot{TOKEN}/getMe"
 
 @app.post(f"/bot{TOKEN}/")
 async def webhook(update: dict):
@@ -19,3 +20,22 @@ async def webhook(update: dict):
         asyncio.ensure_future(bot.process_new_updates([update]))
     else:
         return None
+
+
+@app.get("/healthz")
+async def healthcheck():
+    """Проверка здоровья для Docker."""
+    # Cам FastAPI
+    result = {"status": "ok"}
+
+    # Telegram API
+    try:
+        resp = requests.get(BOT_API_URL)
+        if resp.status_code != 200:
+            result["telegram_api"] = f"error {resp.status_code}"
+        else:
+            result["telegram_api"] = "ok"
+    except Exception as e:
+        result["telegram_api"] = str(e)
+
+    return result