rasolar/log_w1.py

117 lines
2.8 KiB
Python

#!/usr/bin/env python
import numpy as np
import os, serial,time,socket,sys,json
from meas_data import meas_data
from w1thermsensor import W1ThermSensor
# import the server implementation
sensor="w1therm"
pathname = os.path.dirname(sys.argv[0])
abspath=os.path.abspath(pathname)
idfile=abspath+"/id.json"
id_conf=0
try:
idf=open(idfile,"r")
id_conf=json.load(idf)['id']
idf.close()
except:
id_conf=0
configfile=abspath+"/config.json"
try:
cf=open(configfile,"r")
except:
cf=open(configfile+".template","r")
log_conf=json.load(cf)
cf.close()
channel_names=[]
channel_info={}
parameter={"device":socket.gethostname(),"deviceid":"FF","mean_count":5,"ring_length":10,"wait":0.5,"cycle":10,"check_last":5,"check_last_shrinking":0.9,"gpg_keyid":"","digits":3,"store_dir":"/home/pi/log/","multiplicator":1000,"sensor":"w1"}
for n in parameter:
if n in log_conf:
parameter[n]=log_conf[n]
# declare w1therm
bw1=False
if sensor in log_conf:
bw1=True
w1_conf=log_conf[sensor]
if "enable" in w1_conf:
if w1_conf['enable'] == 0:
bw1=False
bmqtt=False
if "mqtt" in log_conf:
bmqtt=True
lcmq=log_conf['mqtt']
mbroker=""
if 'broker' in lcmq:
mbroker=lcmq['broker']
else:
bmqtt=False
mport=1883
if 'port' in lcmq:
mport=lcmq['port']
if "sqlserver" in log_conf:
hostname="localhost"
port=8080
if bw1:
w1={}
for n in parameter:
if n in w1_conf:
parameter[n]=w1_conf[n]
if "w1" in w1_conf:
parameter["var_name"]="temperature"
w1_count=0
tw1=w1_conf['w1']
for x in tw1:
parvar=parameter
y=tw1[x]
parvar["i2c"]=int(x,16)%65536
try:
w1[x] = W1ThermSensor(W1ThermSensor.THERM_SENSOR_DS18B20, x)
except:
print("could not assign W1")
else:
parameter["sensor"]="w1/"+x
channel_info[x]={"meas_data": meas_data(parvar)}
if bmqtt and ("mqtt" in log_conf[sensor]):
channel_info[x]['meas_data'].set_mqtt(broker=mbroker,port=mport)
if "sqlserver" in log_conf:
channel_info[x]['meas_data'].set_sql(host=hostname,port=port)
if "opensensemap" in tw1[x]:
try:
senseid=tw1[x]["opensensemap"]["sensebox_id"]
except:
print("wrong definition of sensemap")
else:
try:
sensor=tw1[x]["opensensemap"]["sensors"]["temperature"]
except:
print("wrong definition of sense")
else:
channel_info[x]['meas_data'].set_sensebox(senseid,sensor)
w1_count=w1_count+1
else:
bw1=False
if bw1:
while True:
for i in tw1:
channel_info[i]['meas_data'].append(w1[i].get_temperature())
time.sleep(parameter['wait'])
# close the client
print("done")