implement healthcheck

compose.yaml

@@ -13,3 +13,8 @@ services:
     network_mode: host
     extra_hosts:
       - "host:${HOST_IP}"
+    healthcheck:
+      test: ["CMD-SHELL", "find /tmp/healthy -mmin -11 | grep -q . || exit 1"]
+      interval: 30s
+      timeout: 5s
+      retries: 3

src/main.py

@@ -10,6 +10,7 @@ import backoff
 from suntime import Sun
 import goodwe
 import paho.mqtt.client as mqtt
+from pathlib import Path
 
 # -----------------------------
 # CONFIGURATION
@@ -125,6 +126,8 @@ async def main_loop():
         return await goodwe.connect(ip)
 
     while True:
+        Path("/tmp/healthy").touch()
+
         if not is_operational_hours():
             mqtt_log.info("Outside operational hours (Night). Sleeping 10m.")
             active_inverter = None