added option to turn off messages from config

src/rpi-cpu2mqtt.py

@@ -62,38 +62,55 @@ def check_sys_clock_speed():
 		return subprocess.Popen(full_cmd, shell=True, stdout=subprocess.PIPE).communicate()[0]
 
 	
-def publish_to_mqtt (cpu_load, cpu_temp, used_space, voltage, sys_clock_speed, swap, memory):
+def publish_to_mqtt (cpu_load = 0, cpu_temp = 0, used_space = 0, voltage = 0, sys_clock_speed = 0, swap = 0, memory = 0):
 		# connect to mqtt server
 		client = paho.Client()
 		client.username_pw_set(mqtt_user, mqtt_password)
 		client.connect(mqtt_host, mqtt_port)
 
 		# publish monitored values to MQTT
+		if config.cpu_load:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/cpuload", cpu_load, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.cpu_temp:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/cputemp", cpu_temp, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.used_space:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/diskusage", used_space, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.voltage:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/voltage", voltage, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.swap:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/swap", swap, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.memory:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/memory", memory, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
+		if config.sys_clock_speed:
 			client.publish(mqtt_topic_prefix+"/"+hostname+"/sys_clock_speed", sys_clock_speed, qos=1)
-		time.sleep(1)
+			time.sleep(config.sleep_time)
 		# disconect from mqtt server
 		client.disconnect()
 
 if __name__ == '__main__':
+		# set all monitored values to False in case they are turned off in the config
+		cpu_load = cpu_temp = used_space = voltage = sys_clock_speed = swap = memory = False
+		
 		# collect the monitored values		
+		if config.cpu_load:
 			cpu_load = check_cpu_load()
+		if config.cpu_temp:
 			cpu_temp = check_cpu_temp()
+		if config.used_space:
 			used_space = check_used_space('/')
+		if config.voltage:
 			voltage = check_voltage() 
+		if config.sys_clock_speed:
 			sys_clock_speed = check_sys_clock_speed()
+		if config.swap:
 			swap = check_swap()
+		if config.memory:
 			memory = check_memory()
 
 		# Publish messages to MQTT