adjust for cluster deployment

deployment/install.yml

@@ -0,0 +1,41 @@
+apiVersion: v1
+kind: namespace
+metadata:
+  name: pv-controller
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: pv-controller
+  namespace: pv-controller
+data:
+  MQTT__BROKER: "emqx01-anonymous-cluster-internal.broker.svc.cluster.local"
+  MQTT__PORT: "1883"
+  MQTT__METERPUBLISHTOPIC: "IoT/PV/Values"
+  MQTT__METERPUBLISHPERIOD: "15"
+  MQTT__RELAISSUBSCRIBETOPIC: "IoT/PV/Cmd"
+  MODBUS__GATEWAY: "172.16.2.42"
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: pv-controller
+  namespace: pv-controller
+  labels:
+    app: pv-controller
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: pv-controller
+  template:
+    metadata:
+      labels:
+        app: pv-controller
+    spec:
+      containers:
+        - name: pv-controller
+          image: wollud1969/sinkserver:e5f9d3e3
+          envFrom:
+            - configMapRef:
+                name: pv-controller

src/pv_controller/config.py

@@ -0,0 +1,31 @@
+import os
+
+class Config:
+    OPTIONS = {
+            'mqtt': [ 'login', 
+                      'password', 
+                      'ca', 
+                      'cert', 
+                      'key', 
+                      'broker', 
+                      'port', 
+                      'meterPublishTopic', 
+                      'meterPublishPeriod', 
+                      'relaisSubscribeTopic' ],
+            'modbus': [ 'gateway' ]
+            }
+    
+    def __init__(self):
+        self.values = {}
+        for section, keys in OPTIONS:
+            self.values[section] = {}
+            for key in keys:
+                varname = f"{section}__{key}".upper()
+                try:
+                    self.values[section][key] = os.environ[varname]
+                except KeyError:
+                    pass
+
+    def __getitem__(self, section):
+        return self.values[index]
+

src/pv_controller/pvc.py

@@ -2,9 +2,8 @@ from MeterPublish import MeterPublish
 from RelaisSubscribe import RelaisSubscribe
 from ModbusBase import ModbusHandler
 from loguru import logger
+from config import Config
 import logging
-import argparse
-import configparser
 import threading
 
 
@@ -23,15 +22,7 @@ def exceptHook(args):
 
 logger.info("pv controller starting")
 
-parser = argparse.ArgumentParser(description="pv controller")
-parser.add_argument('--config', '-f',
-                    help='Config file, default is $pwd/config.ini',
-                    required=False,
-                    default='./config.ini')
-args = parser.parse_args()
-
-config = configparser.ConfigParser()
-config.read(args.config)
+config = Config()
 
 modbusHandler = ModbusHandler(config)