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sensor.py
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###########################################################################
# Sint Wind PI
# Copyright 2012 by Tonino Tarsi <[email protected]>
#
# Please refer to the LICENSE file for conditions
# Visit http://www.vololiberomontecucco.it
#
##########################################################################
"""This module defines the base sensors wh1080 ."""
import threading
import time
import config
import random
import datetime
import sqlite3
from TTLib import *
import WeatherStation
import sys
import subprocess
import globalvars
import meteodata
from BMP085 import BMP085
from BME280 import *
import re
import rf95
current_milli_time = lambda: int(round(time.time() * 1000))
def log(message) :
print(datetime.datetime.now().strftime("[%d/%m/%Y-%H:%M:%S]") , message)
class Sensor(threading.Thread):
def __init__(self ,cfg):
self.cfg = cfg
self.implementedStations = ["WH1080-RFM01","WH1080_RTL-SDR","WH3080_RTL-SDR"]
#self.implementedStations = ["SIMULATE","PCE-FWS20","NEVIO8","NEVIO16","PCE-SENSOR","DAVIS-SENSOR","LACROSS-TX23","WMR100","WMR200","WMR918","WM918","WH1080-RFM01"]
# if ( self.cfg.sensor_type not in self.implementedStations ):
# log("Unknown sensor type %s can not continue" % self.cfg.sensor_type)
# log("Implemented sensors are :")
# print self.implementedStations
if ( self.cfg.use_bmp085 ):
self.bmp085 = BMP085(0x77,3)
else:
self.bmp085 = None
if (self.cfg.use_LoRa):
self.init_LoRa()
else:
self.lora = None
object.__init__(self)
def init_LoRa(self):
self.sending_to_lora = False
self.lora = rf95.RF95(self.cfg.LoRa_spiDev,0, int_pin=None,reset_pin=5)
if not self.lora.init(): # returns True if found
log("RF95 not found")
self.lora = None
return
self.lora.set_frequency(self.cfg.LoRa_frequency)
self.lora.set_tx_power(self.cfg.LoRa_power)
self.lora.set_modem_config_simple(getLoRaBWCode(self.cfg.LoRa_BW),
getLoRaCRCode(self.cfg.LoRa_CR),
getLoRaSFCode(self.cfg.LoRa_SF))
self.lora.sleep()
log("LoRa 0K (" +str(self.cfg.LoRa_frequency)+ "," + self.cfg.LoRa_BW+","+self.cfg.LoRa_CR+","+self.cfg.LoRa_SF+ "," +self.cfg.LoRa_mode +")" )
def GetData(self):
#print "GetData"
if ( self.cfg.use_bmp085 and self.bmp085 != None ):
self.ReadBMP085()
#print "bmp read"
if ( self.cfg.use_dht ):
self.ReadDHT()
#print "dht read"
if ( self.cfg.use_bme280):
self.ReadBME280()
globalvars.meteo_data.CalcStatistics()
globalvars.meteo_data.LogDataToDB()
if ( self.cfg.logdata and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
log("Logging data ...")
logData(self.cfg.serverfile,self.cfg.SMSPwd)
if ( self.cfg.WeatherUnderground_logdata and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
log("Logging data to Wunderground ...")
logDataToWunderground(self.cfg.WeatherUnderground_ID,self.cfg.WeatherUnderground_password,self.cfg.wind_speed_units)
if ( self.cfg.upload_data and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
log("Uploading data ...")
UploadData(self.cfg)
if ( self.cfg.CWOP_logdata and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
logDataToCWOP(self.cfg.CWOP_ID,self.cfg.CWOP_password,self.cfg.location_latitude,self.cfg.location_longitude)
if ( self.cfg.PWS_logdata and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
log("Logging data to PWS ...")
logDataToPWS(self.cfg.PWS_ID,self.cfg.PWS_password,self.cfg.wind_speed_units)
if ( self.cfg.WindFinder_logdata and globalvars.meteo_data.last_measure_time != None and globalvars.meteo_data.status == 0 ) :
sentToWindFinder(self.cfg.WindFinder_ID,self.cfg.WindFinder_password)
if (self.cfg.use_LoRa and self.lora != None ):
thread.start_new_thread(self.SendToLoRaThread,())
def SendToLoRaThread(self):
self.lora.set_mode_idle()
if ( self.lora == None):
log("LoRa : ERROR in initilization ")
return
sended = False
jstr = CreateLoRaJson(self.cfg)
start = current_milli_time()
while ( ( not sended ) and ( current_milli_time()-start) < 40000) :
sended = self.SendToLoRa(jstr)
time.sleep(10)
self.lora.sleep()
def checkSendedThread(self):
start_send = current_milli_time()
while ( self.sending_to_lora and current_milli_time()-start_send < 2000 ):
time.sleep(0.1)
if ( self.sending_to_lora ):
log("Lora ERROR: Sending toke more than 2 seconds .. try to reset")
self.lora.reset()
time.sleep(0.1)
self.init_LoRa()
def SendToLoRa(self,jstr):
try:
self.sending_to_lora = True
thread.start_new_thread(self.checkSendedThread,())
log("LoRa : Sending ... ")
start_send = current_milli_time()
self.lora.send(self.lora.str_to_data(jstr))
self.lora.wait_packet_sent()
self.sending_to_lora = False
sent_time = current_milli_time()-start_send
log("SendToLoRa(" + str(sent_time) + "ms) : " + str(jstr))
if ( self.cfg.LoRa_mode.upper()[0] != "B"):
return True;
else: # BIDIRECTIONAL
count = 0
while ( count < 20 and not self.lora.available()):
time.sleep(0.1)
count = count + 1
if (self.lora.available() ):
data = self.lora.recv()
rec_str = ""
for ch in data:
rec_str = rec_str + chr(ch)
log ('LoRa ACT (' + str(self.lora.last_rssi) + 'dBm) :' + rec_str)
str_act = ",".join(("$SWACT",self.cfg.LoRa_ID))
if ( rec_str == str_act):
return True
else:
return False
else:
log ("LoRa : ACT Timeout")
return False
self.lora.set_mode_idle()
except:
log("ERROR sending to LoRA")
return False
def ReadDHT(self):
if ( self.cfg.sensor_type not in self.implementedStations):
globalvars.meteo_data.hum_out = None
else:
globalvars.meteo_data.hum_in = None
try:
if ( self.cfg.dht_type == "DHT11" ) :
if ( self.cfg.sensor_type not in self.implementedStations):
output = subprocess.check_output(["./DHT/DHT"])
else:
output = subprocess.check_output(["./DHT/DHT_rf","11","18"])
else:
if ( self.cfg.sensor_type not in self.implementedStations):
output = subprocess.check_output(["./DHT/DHT","22"])
else:
output = subprocess.check_output(["./DHT/DHT_rf","22","18"])
#print output
matches = re.search("Temp =\s+([0-9.]+)", output)
#matches = re.search("Temp\s*=\s*(-?[\d.]+)", output) # Alessandro
if ( matches):
dht_temp = float(matches.group(1))
if ( self.cfg.sensor_type not in self.implementedStations ):
if ( self.cfg.use_bmp085 ):
if ( self.cfg.sensor_temp_in == "Default"):
globalvars.meteo_data.temp_in = dht_temp
else:
if ( self.cfg.sensor_temp_out == "Default"):
globalvars.meteo_data.temp_out = dht_temp
else:
if ( not self.cfg.use_bmp085 ):
if ( self.cfg.sensor_temp_in == "Default"):
globalvars.meteo_data.temp_in = dht_temp
if ( self.cfg.sensor_temp_out == "DHT"):
globalvars.meteo_data.temp_out = dht_temp
if ( self.cfg.sensor_temp_in == "DHT"):
globalvars.meteo_data.temp_in = dht_temp
# search for humidity printout
matches = re.search("Hum =\s+([0-9.]+)", output)
if ( matches):
dht_hum = float(matches.group(1))
if ( self.cfg.sensor_type not in self.implementedStations):
globalvars.meteo_data.hum_out = dht_hum
else:
globalvars.meteo_data.hum_in = dht_hum
log("DHT - Temperature: %.1f C Humidity: %.1f " % (dht_temp, dht_hum) )
except:
log("ERROR reading DHT sensor")
def ReadBMP085(self):
try:
p=0.0
temp = None
i = 0
while ( p==0.0 and i < 10):
i = i+1
p,temp = self.bmp085.readPressureTemperature()
if p == 0.0 :
time.sleep(0.5)
if ( p != None ) :
abs_pressure = float(p / 100.0)
globalvars.meteo_data.abs_pressure = abs_pressure
if ( self.cfg.sensor_type in self.implementedStations):
if ( self.cfg.sensor_temp_in == "Default"):
globalvars.meteo_data.temp_in = temp
else:
if ( self.cfg.sensor_temp_out == "Default"):
globalvars.meteo_data.temp_out = temp
if ( self.cfg.sensor_temp_out == "BMP085"):
globalvars.meteo_data.temp_out = temp
if ( self.cfg.sensor_temp_in == "BMP085"):
globalvars.meteo_data.temp_in = temp
log("BMP085 - Temperature: %.1f C Pressure: %.1f " % (temp, abs_pressure) )
else:
globalvars.meteo_data.abs_pressure = None
if ( self.cfg.sensor_type in self.implementedStations):
globalvars.meteo_data.temp_in = None
else:
globalvars.meteo_data.temp_out = None
return
except:
globalvars.meteo_data.abs_pressure = None
if ( self.cfg.sensor_type in self.implementedStations):
globalvars.meteo_data.temp_in = None
else:
globalvars.meteo_data.temp_out = None
log("ERROR reading BMP085 sensor")
def ReadBMP085_temp_in(self):
p=0.0
temp = None
i = 0
while ( p==0.0 and i < 10):
p,temp = self.bmp085.readPressureTemperature()
i = i+1
time.sleep(0.02)
if ( p != None ) :
globalvars.meteo_data.abs_pressure = float(p / 100.0)
else:
globalvars.meteo_data.abs_pressure = None
globalvars.meteo_data.temp_in = temp
# if ( p == None):
# globalvars.meteo_data.temp_out = None
# globalvars.meteo_data.abs_pressure = None
# elif ( p != 0.0):
# if ( self.cfg.location_altitude != 0 ):
# p0 = p / pow( 1 - (0.225577000e-4*self.cfg.location_altitude ),5.25588 )
# else:
# p0 = p
# globalvars.meteo_data.rel_pressure = float(p0 / 100.0)
def ReadBME280(self):
try:
p=0.0
temp = None
i = 0
sensor = BME280()
while ( p==0.0 and i < 10):
i = i+1
temp = sensor.read_temperature()
p = sensor.read_pressure()
#p = pascals / 100
humidity = sensor.read_humidity()
#globalvars.meteo_data.hum_out = humidity
if (self.cfg.sensor_type not in self.implementedStations):
globalvars.meteo_data.hum_out = humidity
else:
globalvars.meteo_data.hum_in = humidity
#p,temp = self.bmp085.readPressureTemperature()
if p == 0.0 :
time.sleep(0.5)
if ( p != None ) :
abs_pressure = float(p / 100.0)
globalvars.meteo_data.abs_pressure = abs_pressure
if ( self.cfg.sensor_type in self.implementedStations):
if ( self.cfg.sensor_temp_in == "Default"):
globalvars.meteo_data.temp_in = temp
else:
if ( self.cfg.sensor_temp_out == "Default"):
globalvars.meteo_data.temp_out = temp
if ( self.cfg.sensor_temp_out == "BMP085"):
globalvars.meteo_data.temp_out = temp
if ( self.cfg.sensor_temp_in == "BMP085"):
globalvars.meteo_data.temp_in = temp
log("BME280 - Temperature: %.1f C Pressure: %.1f humidity %.0f" % (temp, abs_pressure,humidity) )
else:
globalvars.meteo_data.abs_pressure = None
if ( self.cfg.sensor_type in self.implementedStations):
globalvars.meteo_data.temp_in = None
else:
globalvars.meteo_data.temp_out = None
return
except:
globalvars.meteo_data.abs_pressure = None
if ( self.cfg.sensor_type in self.implementedStations):
globalvars.meteo_data.temp_in = None
else:
globalvars.meteo_data.temp_out = None
log("ERROR reading BMP280 sensor")
def ReadBME280_temp_in(self):
p=0.0
temp = None
i = 0
sensor = BME280()
while ( p==0.0 and i < 10):
temp = sensor.read_temperature()
p = sensor.read_pressure()
#p = pascals / 100
humidity = sensor.read_humidity()
globalvars.meteo_data.hum_out = humidity
#p,temp = self.bmp085.readPressureTemperature()
i = i+1
time.sleep(0.02)
if ( p != None ) :
globalvars.meteo_data.abs_pressure = float(p / 100.0)
else:
globalvars.meteo_data.abs_pressure = None
globalvars.meteo_data.temp_in = temp
# if ( p == None):
# globalvars.meteo_data.temp_out = None
# globalvars.meteo_data.abs_pressure = None
# elif ( p != 0.0):
# if ( self.cfg.location_altitude != 0 ):
# p0 = p / pow( 1 - (0.225577000e-4*self.cfg.location_altitude ),5.25588 )
# else:
# p0 = p
# globalvars.meteo_data.rel_pressure = float(p0 / 100.0)
def _report_rain(self,total, rate):
#print "report_rain",total, rate
globalvars.meteo_data.rain = total
def _report_wind(self,dir, dirDeg, dirStr, gustSpeed, avgSpeed):
#print "report_wind",dirDeg, avgSpeed, gustSpeed
globalvars.meteo_data.wind_ave = avgSpeed
globalvars.meteo_data.wind_gust = gustSpeed
globalvars.meteo_data.wind_dir = dirDeg
globalvars.meteo_data.wind_dir_code = dirStr
# globalvars.meteo_data.CalcStatistics()
# globalvars.meteo_data.LogDataToDB()
def _report_barometer_absolute(self,pressure):
globalvars.meteo_data.abs_pressure = pressure
def _report_temperature(self,temp, humidity, sensor):
if ( sensor == 1 ) :
globalvars.meteo_data.hum_out = humidity
globalvars.meteo_data.temp_out = temp
elif( sensor == 0 ):
globalvars.meteo_data.hum_in = humidity
globalvars.meteo_data.temp_in = temp
def _report_temperature_inout(self,temp_in, temp_out):
globalvars.meteo_data.temp_out = temp_out
globalvars.meteo_data.temp_in = temp_in
def _report_humidity(self, hum_in, hum_out):
globalvars.meteo_data.hum_out = hum_out
globalvars.meteo_data.hum_in = hum_in
def _report_uv(self,uv):
globalvars.meteo_data.uv = uv
def _logData(self):
#print "_logData"
# if ( globalvars.meteo_data.last_measure_time != None):
# print (datetime.datetime.now()-globalvars.meteo_data.last_measure_time).seconds
if ( globalvars.meteo_data.last_measure_time == None or (datetime.datetime.now()-globalvars.meteo_data.last_measure_time).seconds >= 60 ) :
globalvars.meteo_data.status = 0
globalvars.meteo_data.last_measure_time = datetime.datetime.now()
globalvars.meteo_data.idx = globalvars.meteo_data.last_measure_time
print("_logData1")
super().GetData()