255 lines
12 KiB
Python
Executable File
255 lines
12 KiB
Python
Executable File
import json
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import subprocess
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import threading
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import time
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import serial
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import paho.mqtt.client as mqtt
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from api import add
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from db.models.lot_data_model import LOT_DATA
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from config import broker, port, subscribe_topic, publish_topic, username, password, zhanguan_device_name
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def get_data():
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temp_send = '06 03 01 F4 00 02 85 B2 ' # 温湿度查询指令
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co2_send = '06 03 01 F7 00 02 75 B2 ' # 二氧化碳查询指令
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pressure_send = '06 03 01 F9 00 02 14 71 ' # 气压查询指令
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sun_send = '06 03 01 FA 00 02 E4 71 ' # 光照查询指令
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soil_send = '02 03 00 00 00 04 44 3A' # 土壤查询指令
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danlinjia_send = '02 03 00 04 00 03 44 39' # 氮磷钾查询指令
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rainfall_send = '03 03 00 00 00 01 85 E8' # 雨量查询指令
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windspeed_send = '04 03 00 00 00 02 C4 5E' # 风速查询指令
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winddirection_send = '05 03 00 00 00 02 C5 8F' # 风向查询指令
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# 发送的数据转为2进制b'\x01\x03\x00\x00\x00\x02\xc4\x0b'
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temp_send = bytes.fromhex(temp_send)
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co2_send = bytes.fromhex(co2_send)
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pressure_send = bytes.fromhex(pressure_send)
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sun_send = bytes.fromhex(sun_send)
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soil_send = bytes.fromhex(soil_send)
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danlinjia_send = bytes.fromhex(danlinjia_send)
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rainfall_send = bytes.fromhex(rainfall_send)
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windspeed_send = bytes.fromhex(windspeed_send)
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winddirection_send = bytes.fromhex(winddirection_send)
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while True:
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try:
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ser = serial.Serial("/dev/ttyS2", 9600)
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# if ser.is_open:
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ser.write(temp_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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tempbuffer_data = ser.in_waiting
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if tempbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(tempbuffer_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# 对返回的数据进行解析，获取温度和湿度数据
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airhumi_data = int(return_data_hex[6:10], 16) / 10
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airtemp_data = int(return_data_hex[10:14], 16) / 10
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time.sleep(5)
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ser.write(co2_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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co2buffer_data = ser.in_waiting
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if co2buffer_data:
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return_data = ser.read(co2buffer_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# 对返回的数据进行解析，获取温度和湿度数据
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co2_data = int(return_data_hex[6:10], 16)
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time.sleep(5)
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ser.write(pressure_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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pressurebuffer_data = ser.in_waiting
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if pressurebuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(pressurebuffer_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# 对返回的数据进行解析，获取温度和湿度数据
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pressure_data = int(return_data_hex[6:10], 16) / 10
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time.sleep(5)
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ser.write(sun_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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sunbuffer_data = ser.in_waiting
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if sunbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(sunbuffer_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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sun_data = int(return_data_hex[6:14], 16)
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time.sleep(5)
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# print('send soil directives')
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ser.write(soil_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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soilbuffer_data = ser.in_waiting
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# print(buffer_data, 'buffer_data')
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if soilbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(soilbuffer_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# 对返回的数据进行解析，获取温度和湿度数据
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humidity_data = int(return_data_hex[6:10], 16) / 10
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temperature_data = int(return_data_hex[10:14], 16) / 10
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electrical_data = int(return_data_hex[14:18], 16) / 10
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PH_data = int(return_data_hex[18:22], 16) / 10
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time.sleep(5)
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# print('send danlinjia directives')
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ser.write(danlinjia_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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danlinjiabuffer_data = ser.in_waiting
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# print(buffer_data, 'buffer_data')
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if danlinjiabuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(danlinjiabuffer_data)
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# print('返回的数据2进制:', return_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# # 对返回的数据进行解析，获取温度和湿度数据
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dan_data = int(return_data_hex[6:10], 16) / 10
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lin_data = int(return_data_hex[10:14], 16) / 10
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jia_data = int(return_data_hex[14:18], 16) / 10
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time.sleep(5)
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# print('send rainfall directives')
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ser.write(rainfall_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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rainfallbuffer_data = ser.in_waiting
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# print(buffer_data, 'buffer_data')
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if rainfallbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(rainfallbuffer_data)
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# print('返回的数据2进制:', return_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# print('返回的数据转换为16进制:', return_data_hex)
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# # 对返回的数据进行解析，获取温度和湿度数据
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# print("当前雨量值为：", int(return_data_hex[6:10], 16)/10)#单位mm
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rainfall_data = int(return_data_hex[6:10], 16) / 10
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time.sleep(5)
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ser.write(windspeed_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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windspeedbuffer_data = ser.in_waiting
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# print(buffer_data, 'buffer_data')
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if windspeedbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(windspeedbuffer_data)
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# print('返回的数据2进制:', return_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# print('返回的数据转换为16进制:', return_data_hex)
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# print("当前风速为：", int(return_data_hex[6:10], 16)/10)#单位mm
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speedwind_data = int(return_data_hex[6:10], 16) / 10
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time.sleep(5)
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# print('send winddirection directives')
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ser.write(winddirection_send)
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time.sleep(1)
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# 获取返回的缓冲data,获取的是buffer_data的长度 9
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winddirectionbuffer_data = ser.in_waiting
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# print(buffer_data, 'buffer_data')
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if winddirectionbuffer_data:
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# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
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return_data = ser.read(winddirectionbuffer_data)
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# print('返回的数据2进制:', return_data)
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# 二进制转换为16进制：010304010802307b79
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return_data_hex = str(return_data.hex())
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# print('返回的数据转换为16进制:', return_data_hex)
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# print("当前风向为：", int(return_data_hex[10:14], 16) ) #单位mm
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# 6号设备是8方位
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if subscribe_topic == zhanguan_device_name:
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winddirection_data = int(return_data_hex[6:10], 16)
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else:
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winddirection_data = int(return_data_hex[6:10], 16) / 10
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time.sleep(5)
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# print('{"name":"%d","name1":"%d"}', 123,456)
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# data = [{'ngvhgv': airtemp_data}, {'nvjgvjvj':airhumi_data}]
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data = {'ambient_temperature': airtemp_data,
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'ambient_humidity': airhumi_data,
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'carbon_dioxide': co2_data,
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'ambient_air_pressure': pressure_data,
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'ambient_lighting': sun_data,
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'soil_moisture': humidity_data,
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'soil_temperature': temperature_data,
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'soil_conductivity': electrical_data,
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'soil_PH': PH_data,
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'soil_potassium_phosphate_nitrogen': dan_data,
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'soil_potassium_phosphate_phosphorus': lin_data,
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'soil_potassium_phosphate_potassium': jia_data,
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'rainfall': rainfall_data,
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'wind_speed': speedwind_data,
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'wind_direction': winddirection_data,
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'create_time': int(time.time())
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}
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if sun_data < 6:
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subprocess.Popen(['sudo python /home/pi/lot_manager/close_led.py'], shell=True)
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subprocess.Popen(['/bin/bash /home/pi/lot_manager/bash/stop_push_stream.sh'],shell=True)
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else:
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subprocess.Popen(['sudo python /home/pi/lot_manager/open_led.py'], shell=True)
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t2 = LOT_DATA(**data)
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client.publish(publish_topic, payload=json.dumps(data, ensure_ascii=False), qos=0)
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add(t2)
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except Exception as e:
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# print(e)
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pass
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def p():
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while True:
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time.sleep(10)
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try:
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data = {'ambient_temperature': 1,
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'ambient_humidity': 1,
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'carbon_dioxide': 1,
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'ambient_air_pressure': 1,
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'ambient_lighting': 1,
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'soil_moisture': 1,
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'soil_temperature': 1,
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'soil_conductivity': 1,
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'soil_PH': 1,
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'soil_potassium_phosphate_nitrogen': 1,
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'soil_potassium_phosphate_phosphorus': 1,
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'soil_potassium_phosphate_potassium': 1,
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'rainfall': 1,
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'wind_speed': 1,
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'wind_direction': 1,
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'create_time': int(time.time())
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}
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t2 = LOT_DATA(**data)
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client.publish(publish_topic, payload=json.dumps(data, ensure_ascii=False), qos=0)
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add(t2)
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except Exception as e:
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# print(e)
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pass
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def on_connect(client, userdata, flags, rc):
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if rc == 0:
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# 测试
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# threading.Thread(target=p).start()
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# 正式环境
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threading.Thread(target=get_data).start()
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if __name__ == '__main__':
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# print(broker, port, subscribe_topic, publish_topic, username, password)
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# 千万不要指定client_id 不然死翘翘!!!
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client = mqtt.Client()
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client.username_pw_set(username, password)
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# Specify callback function
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client.on_connect = on_connect
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# Establish a connection
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client.connect(broker, port)
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client.loop_forever()
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