Initial powerplug implementation

.gitignore

@@ -1,3 +1,8 @@
+# ---> powerplug-energenie
+#
+config.py
+
+
 # ---> Python
 # Byte-compiled / optimized / DLL files
 __pycache__/

.gitmodules

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+[submodule "report"]
+	path = report
+	url = https://git.mount-mockery.de/pylib/report.git

config_example/config.py

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+#!/usr/bin/env python
+# -*- coding: UTF-8 -*-
+import os
+import report
+
+
+MQTT_SERVER = "multimedia"
+MQTT_TOPIC = "hifi/powerplug"
+
+#
+# Logging
+#
+__BASEPATH__ = os.path.abspath(os.path.dirname(__file__))
+APP_NAME = "powerplug"
+LOGTARGET = 'stdout'   # possible choices are: 'logfile' or 'stdout'
+LOGLVL = 'DEBUG'
+
+LOGHOST = 'localhost'
+LOGPORT = 19996
+
+formatter = report.LONG_FMT

powerplug.py

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+import config
+import logging
+import paho.mqtt.client as mqtt
+import report
+import subprocess
+import time
+
+try:
+    from config import APP_NAME as ROOT_LOGGER_NAME
+except ImportError:
+    ROOT_LOGGER_NAME = 'root'
+logger = logging.getLogger(ROOT_LOGGER_NAME).getChild('main')
+
+
+class sispmctl(object):
+    AMP_CHANNEL = 0
+
+    def __init__(self):
+        logger.info("Starting sispmctl module...")
+        self.__state__ = [False, False, False, False]
+        self.__state_requests__ = [{}, {}, {}, {}]
+        try:
+            out_txt = subprocess.check_output(["sudo", "sispmctl", "-f", "all"]).decode('UTF-8')
+        except subprocess.CalledProcessError as grepexc:                                                                                                   
+            logger.error("sispm error code %d", grepexc.returncode)
+        else:
+            logger.info('sispmctl all channels switched off')
+
+    def set_out_state(self, output, state):
+        if output in range(1,5):
+            if self.__state__[output - 1] != state:
+                try:
+                    out_txt = subprocess.check_output(["sudo", "sispmctl", "-o" if state else "-f", str(output)]).decode('UTF-8')
+                except subprocess.CalledProcessError as grepexc:                                                                                                   
+                    logger.error("sispm error code %d", grepexc.returncode)
+                else:
+                    self.__state__[output - 1] = state
+                    logger.info('sispmctl channel %d changed to %s', output, state)
+
+    def get_out_state(self, output):
+        return self.__state__[output - 1]
+
+
+class mqtt_powerplug(object):
+    SUBTOPICS = [
+        "set/1",
+        "set/2",
+        "set/3",
+        "set/4"
+    ]
+
+    def __init__(self):
+        self.__client__ = mqtt.Client("mqtt_powerplug")                         # create client object
+        self.__client__.on_message = self.__receive__                           # attach function to callback
+        self.__client__.connect("192.168.0.131", 1883)                          # establish connection
+        self.__client__.loop_start()                                            # start the loop
+        self.__topics__ = []
+        for subtopic in self.SUBTOPICS:
+            self.__topics__.append(config.MQTT_TOPIC + "/" + subtopic)
+            self.__client__.subscribe(self.__topics__[-1])                      # subscibe a topic
+        self.__sc__ = sispmctl()
+
+    def __receive__(self, client, userdata, message):
+        if message.topic in self.__topics__:
+            output = int(message.topic.split("/")[-1])
+            state = message.payload == b"true"
+            logger.info("Received request to set output channel %d to state %s", output, str(state))
+            self.__sc__.set_out_state(output, state)
+        else:
+            logger.warning("Ignoring unknown mqtt topic %s", message.topic)
+
+    def __del__(self):
+        self.__client__.loop_stop()                                              # stop the loop
+
+
+if __name__ == '__main__': 
+    report.appLoggingConfigure(config.__BASEPATH__, config.LOGTARGET, ((config.APP_NAME, config.LOGLVL), ), fmt=config.formatter, host=config.LOGHOST, port=config.LOGPORT)
+    #    
+    mp = mqtt_powerplug()
+
+    while True:
+        time.sleep(2)

report

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+Subproject commit 21bac82e0c459ebf6d34783c9249526a657a6bbd

requirements.txt

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+paho-mqtt