application/wetation_protocol
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new data source for server implemented

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This commit is contained in:
Dirk Alders 2020-09-12 20:11:08 +02:00
parent 53e4523c14
commit 14c84008c5
1 changed files with 26 additions and 9 deletions
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35
__init__.py
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@ -4,8 +4,10 @@
import config
import logging
import socket_protocol
import time
import rpi_envsens as envsens
from rpi_envsens.dht import dht_22
from rpi_envsens.bmp import bmp_180
logger = logging.getLogger('APP')
@ -18,13 +20,28 @@ class my_base_protocol_tcp(socket_protocol.pure_json_protocol):
class my_server_protocol_tcp(my_base_protocol_tcp):
def __init__(self, comm_instance, envsens, secret=None):
def __init__(self, comm_instance, dht_data, bmp_data, secret=None):
socket_protocol.pure_json_protocol.__init__(self, comm_instance, secret)
self.envsens = envsens
self.register_callback(self.SID_READ_REQUEST, self.CURRENT_ENVDATA, self.rd_temperature)
self.dht_data = dht_data
self.bmp_data = bmp_data
self.register_callback(self.SID_READ_REQUEST, self.CURRENT_ENVDATA, self.current_envdata)
def rd_temperature(self, msg):
return self.STATUS_OKAY, self.envsens.get_env_data()
def data_age_okay(self, dd, bd):
MAX_AGE = 60.
tm = time.time()
return dd[dht_22.KEY_TIME] + MAX_AGE >= tm and bd[bmp_180.KEY_TIME] + MAX_AGE >= tm
def current_envdata(self, msg):
dd = self.dht_data.current
bd = self.bmp_data.current
if self.data_age_okay(bd, dd):
rv = {}
rv[dht_22.KEY_TEMPERATURE] = dd[dht_22.KEY_TEMPERATURE]
rv[dht_22.KEY_HUMIDITY] = dd[dht_22.KEY_HUMIDITY]
rv[bmp_180.KEY_PRESSURE] = bd[bmp_180.KEY_PRESSURE]
return self.STATUS_OKAY, rv
else:
return self.STATUS_OPERATION_NOT_PERMITTED, None
class my_client_protocol_tcp(my_base_protocol_tcp):
@ -44,9 +61,9 @@ class my_client_protocol_tcp(my_base_protocol_tcp):
def read_current_envdata(self, msg):
if msg.get_status() == self.STATUS_OKAY:
env_data = msg.get_data()
print("Temperature: %6.1f °C" % env_data[envsens.KEY_TEMPERATURE])
print("Humidity: %6.1f %%" % env_data[envsens.KEY_HUMIDITY])
print("Pressure: %6.1f mbar" % env_data[envsens.KEY_PRESSURE])
print("Temperature: %6.1f °C" % env_data[dht_22.KEY_TEMPERATURE])
print("Humidity: %6.1f %%" % env_data[dht_22.KEY_HUMIDITY])
print("Pressure: %6.1f mbar" % env_data[bmp_180.KEY_PRESSURE])
return self.STATUS_OKAY, None
else:
print('No environmental data received!')