fix memory leak in jeedom_com & small code quality improvment

resources/demond/demond.py

@@ -14,73 +14,64 @@
 # along with Jeedom. If not, see <http://www.gnu.org/licenses/>.
 
 import logging
-import string
 import sys
 import os
 import time
-import datetime
 import traceback
-import re
 import signal
-from optparse import OptionParser
-from os.path import join
 import json
 import argparse
 
-try:
-	from jeedom.jeedom import *
-except ImportError:
-	print("Error: importing module jeedom.jeedom")
-	sys.exit(1)
+from jeedom.jeedom import jeedom_socket, jeedom_utils, jeedom_com, JEEDOM_SOCKET_MESSAGE  # jeedom_serial
+
 
 def read_socket():
-	global JEEDOM_SOCKET_MESSAGE
-	if not JEEDOM_SOCKET_MESSAGE.empty():
-		logging.debug("Message received in socket JEEDOM_SOCKET_MESSAGE")
-		message = json.loads(jeedom_utils.stripped(JEEDOM_SOCKET_MESSAGE.get()))
-		if message['apikey'] != _apikey:
-			logging.error("Invalid apikey from socket: %s", message)
-			return
-		try:
-			print ('read')
-		except Exception as e:
-			logging.error('Send command to demon error: %s' ,e)
+    if not JEEDOM_SOCKET_MESSAGE.empty():
+        logging.debug("Message received in socket JEEDOM_SOCKET_MESSAGE")
+        message = json.loads(jeedom_utils.stripped(JEEDOM_SOCKET_MESSAGE.get()))
+        if message['apikey'] != _apikey:
+            logging.error("Invalid apikey from socket: %s", message)
+            return
+        try:
+            print('read')
+        except Exception as e:
+            logging.error('Send command to demon error: %s', e)
+
 
 def listen():
-	jeedom_socket.open()
-	try:
-		while 1:
-			time.sleep(0.5)
-			read_socket()
-	except KeyboardInterrupt:
-		shutdown()
+    my_jeedom_socket.open()
+    try:
+        while 1:
+            time.sleep(0.5)
+            read_socket()
+    except KeyboardInterrupt:
+        shutdown()
 
-# ----------------------------------------------------------------------------
 
 def handler(signum=None, frame=None):
-	logging.debug("Signal %i caught, exiting...", int(signum))
-	shutdown()
+    logging.debug("Signal %i caught, exiting...", int(signum))
+    shutdown()
+
 
 def shutdown():
-	logging.debug("Shutdown")
-	logging.debug("Removing PID file %s", _pidfile)
-	try:
-		os.remove(_pidfile)
-	except:
-		pass
-	try:
-		jeedom_socket.close()
-	except:
-		pass
-	try:
-		jeedom_serial.close()
-	except:
-		pass
-	logging.debug("Exit 0")
-	sys.stdout.flush()
-	os._exit(0)
-
-# ----------------------------------------------------------------------------
+    logging.debug("Shutdown")
+    logging.debug("Removing PID file %s", _pidfile)
+    try:
+        os.remove(_pidfile)
+    except Exception as e:
+        logging.warning('Error removing PID file: %s', e)
+    try:
+        my_jeedom_socket.close()
+    except Exception as e:
+        logging.warning('Error closing socket: %s', e)
+    # try:  # if you need jeedom_serial
+    #     my_jeedom_serial.close()
+    # except Exception as e:
+    #     logging.warning('Error closing serial: %s', e)
+    logging.debug("Exit 0")
+    sys.stdout.flush()
+    os._exit(0)
+
 
 _log_level = "error"
 _socket_port = 55009
@@ -91,19 +82,18 @@ def shutdown():
 _callback = ''
 _cycle = 0.3
 
-parser = argparse.ArgumentParser(
-    description='Desmond Daemon for Jeedom plugin')
+parser = argparse.ArgumentParser(description='Desmond Daemon for Jeedom plugin')
 parser.add_argument("--device", help="Device", type=str)
 parser.add_argument("--loglevel", help="Log Level for the daemon", type=str)
 parser.add_argument("--callback", help="Callback", type=str)
 parser.add_argument("--apikey", help="Apikey", type=str)
-parser.add_argument("--cycle", help="Cycle to send event", type=str)
+parser.add_argument("--cycle", help="Cycle to send event", type=float)
 parser.add_argument("--pid", help="Pid file", type=str)
-parser.add_argument("--socketport", help="Port for Zigbee server", type=str)
+parser.add_argument("--socketport", help="Port for socket server", type=int)
 args = parser.parse_args()
 
 if args.device:
-	_device = args.device
+    _device = args.device
 if args.loglevel:
     _log_level = args.loglevel
 if args.callback:
@@ -115,7 +105,7 @@ def shutdown():
 if args.cycle:
     _cycle = float(args.cycle)
 if args.socketport:
-	_socketport = args.socketport
+    _socket_port = args.socketport
 
 _socket_port = int(_socket_port)
 
@@ -133,10 +123,15 @@ def shutdown():
 signal.signal(signal.SIGTERM, handler)
 
 try:
-	jeedom_utils.write_pid(str(_pidfile))
-	jeedom_socket = jeedom_socket(port=_socket_port,address=_socket_host)
-	listen()
+    jeedom_utils.write_pid(str(_pidfile))
+    my_jeedom_com = jeedom_com(apikey=_apikey, url=_callback, cycle=_cycle)
+    if not my_jeedom_com.test():
+        logging.error('Network communication issues. Please fixe your Jeedom network configuration.')
+        shutdown()
+    # my_jeedom_serial = jeedom_serial(device=_device)  # if you need jeedom_serial
+    my_jeedom_socket = jeedom_socket(port=_socket_port, address=_socket_host)
+    listen()
 except Exception as e:
-	logging.error('Fatal error: %s', e)
-	logging.info(traceback.format_exc())
-	shutdown()
+    logging.error('Fatal error: %s', e)
+    logging.info(traceback.format_exc())
+    shutdown()