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main ... v0.0.8

16 changed files with 388 additions and 1097 deletions

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@ -1,12 +1,11 @@
{
"appId": "81a695f0-a990-43c8-998f-2ba1bf9c6005",
"modbus-server": {
"address": "172.17.16.202",
"port": 5020
},
"tcp-server": {
"address": "172.17.16.201",
"port": 24
},
"volume-water": 542
}
{
"appId": "81a695f0-a990-43c8-998f-2ba1bf9c6005",
"modbus-server": {
"address": "25.7.55.237",
"port": 5020
},
"tcp-server": {
"address": "25.7.57.1",
"port": 7007
}
}

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@ -1,12 +0,0 @@
{
"appId": "81a695f0-a990-43c8-998f-2ba1bf9c6005",
"modbus-server": {
"address": "25.7.55.237",
"port": 5020
},
"tcp-server": {
"address": "25.7.57.1",
"port": 7007
},
"volume-water": 542
}

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@ -1,49 +1,26 @@
{
"device": {
"enter": {
"action": "Off"
},
"main": {
"action": "Off",
"duration": 4
},
"measure": {
"action": "On"
},
"mixed": {
"action": "Off"
},
"motor": {
"action": "Off"
},
"pure": {
"action": "Off",
"duration": 4
},
"setzero": {
"action": "Off"
},
"vent": {
"action": "Off"
}
},
"maintenance": {
"clean": {
"duration": 20,
"time": 25
}
},
"type": "manual",
"working-time": {
"step0": 5,
"step1": 10,
"step2": 0.5,
"step3": 4,
"step4": 20,
"step5": 20,
"step6": 0.5,
"step7": 15,
"step8": 10,
"step9": 140
}
{
"device": {
"setzero": {
"action": "Off"
},
"measure": {
"action": "On"
},
"mixed": {
"action": "Off",
"duration": 15
},
"pure": {
"action": "Off",
"duration": 15
},
"vent": {
"action": "Off",
"duration": 30
},
"motor": {
"action": "Off"
}
},
"type": "manual"
}

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@ -1,27 +0,0 @@
{
"device": {
"setzero": {
"action": "Off"
},
"measure": {
"action": "On"
},
"mixed": {
"action": "Off",
"duration": 15
},
"pure": {
"action": "Off",
"duration": 15
},
"vent": {
"action": "Off",
"duration": 30
},
"motor": {
"action":
"On"
}
},
"type": "manual"
}

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@ -1,11 +1,11 @@
version: bwc/v2 # bwc 버전 정보입니다.
spec:
appName: sampyo-dio-app # 앱의 이름입니다.
runFile: main.py # 앱의 실행 파일입니다.
env:
bin: python3 # 앱을 실행할 바이너라 파일 종류입니다.(장비에 따라 다르므로 확인 후 정의해야 합니다.)
virtualEnv: base # 사용할 가상환경 이름입니다.
package: requirements.txt # 설치할 Python 패키지 정보 파일입니다.(기본 값은 requirement.txt 입니다.)
stackbase:
tagName: v0.0.51 # Stackbase(gitea)에 릴리즈 태그명 입니다.
repoName: sampyo-dio # Stackbase(gitea)에 저장될 저장소 이릅니다.
version: bwc/v2 # bwc 버전 정보입니다.
spec:
appName: sampyo-dio-app # 앱의 이름입니다.
runFile: main.py # 앱의 실행 파일입니다.
env:
bin: python3 # 앱을 실행할 바이너라 파일 종류입니다.(장비에 따라 다르므로 확인 후 정의해야 합니다.)
virtualEnv: base # 사용할 가상환경 이름입니다.
package: requirements.txt # 설치할 Python 패키지 정보 파일입니다.(기본 값은 requirement.txt 입니다.)
stackbase:
tagName: v0.0.8 # Stackbase(gitea)에 릴리즈 태그명 입니다.
repoName: sampyo-dio # Stackbase(gitea)에 저장될 저장소 이릅니다.

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@ -7,5 +7,5 @@ spec:
virtualEnv: base # 사용할 가상환경 이름입니다.
package: requirements.txt # 설치할 Python 패키지 정보 파일입니다.(기본 값은 requirement.txt 입니다.)
stackbase:
tagName: v0.0.13 # Stackbase(gitea)에 릴리즈 태그명 입니다.
tagName: v0.0.5 # Stackbase(gitea)에 릴리즈 태그명 입니다.
repoName: sampyo-dio # Stackbase(gitea)에 저장될 저장소 이릅니다.

951
main.py
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@ -1,611 +1,340 @@
import json
import time
import sys, signal
import gpiod
from pymodbus.client import ModbusTcpClient
# import AWSIoTPythonSDK.MQTTLib as AWSIoTPyMQTT
import sdtcloudnodeqmqtt
import pytz
from datetime import datetime
import threading, socket
import uuid
import logging
from logging.handlers import RotatingFileHandler
def Motor(chip, status, action):
if action == 'On':
status[0] = 1
else: # action == 'Off'
status[0] = 0
chip.set_values(status)
def Valve_Vent(chip, status, action):
if action == 'On':
status[1] = 1
else: # action == 'Off'
status[1] = 0
chip.set_values(status)
def Valve_MixedWater(chip, status, action):
if action == 'On':
status[2] = 1
else: # action == 'Off'
status[2] = 0
chip.set_values(status)
def Valve_PureWater(chip, status, action, duration=7):
global pure_valve_status
status[2] = 0
status[3] = 0
chip.set_values(status)
time.sleep(0.05)
if pure_valve_status != 0 and action == 'Off':
status[2] = 0
status[3] = 1
chip.set_values(status)
time.sleep(7)
pure_valve_status = 0
elif pure_valve_status == 0 and action == 'On':
status[2] = 1
status[3] = 0
chip.set_values(status)
time.sleep(duration)
if duration >= 7:
pure_valve_status = 2
elif duration < 7:
pure_valve_status = 1
status[2] = 0
status[3] = 0
chip.set_values(status)
time.sleep(0.05)
# def Valve_EnterWater(chip, status, action):
def Valve_EnterWater(chip, status, action, duration=7):
# if action == 'On':
# status[4] = 1
# else: # action == 'Off'
# status[4] = 0
# chip.set_values(status)
global main_valve_status
status[5] = 0
status[6] = 0
chip.set_values(status)
time.sleep(0.05)
if main_valve_status != 0 and action == 'Off':
status[5] = 0
status[6] = 1
chip.set_values(status)
time.sleep(7)
main_valve_status = 0
elif main_valve_status == 0 and action == 'On':
status[5] = 1
status[6] = 0
chip.set_values(status)
time.sleep(duration)
if duration >= 7:
main_valve_status = 2
elif duration < 7:
main_valve_status = 1
status[5] = 0
status[6] = 0
chip.set_values(status)
time.sleep(0.05)
# def Valve_MainWater(chip, status, action, duration=7):
def Valve_MainWater(chip, status, action):
global main_valve_status
# status[5] = 0
# status[6] = 0
# chip.set_values(status)
# time.sleep(0.05)
# if main_valve_status != 0 and action == 'Off':
# status[5] = 0
# status[6] = 1
# chip.set_values(status)
# time.sleep(7)
# main_valve_status = 0
# elif main_valve_status == 0 and action == 'On':
# status[5] = 1
# status[6] = 0
# chip.set_values(status)
# time.sleep(duration)
# if duration >= 7:
# main_valve_status = 2
# elif duration < 7:
# main_valve_status = 1
# status[5] = 0
# status[6] = 0
# chip.set_values(status)
# time.sleep(0.05)
if action == 'On':
status[4] = 1
else: # action == 'Off'
status[4] = 0
chip.set_values(status)
def Measure_Weight(client):
# print('in')
val = 0
try:
result = client.read_holding_registers(1, 1)
if not result:
print(f'Error: {result}')
else:
val = result.registers[0]
val -= 1000
val /= 1000
# print(f'value: {val}')
except Exception as e:
print(f'Measure_Weight Error: {e}')
pass
return float(val)
def Calculate_Concentration(weight):
global data, volume_water
data['data']['weight'] = weight
result = (float(weight) * volume_water * 128.5) - 126.11 # 1000 / 531 = 1.883239171
data['data']['concentration'] = result
# print(f'{weight}, {result}')
return result
def Set_Zero(client):
client.write_coil(1, 1)
def Command_Read():
global client, main_valve_status, logger
with open('./control.json', 'r') as f:
cmd = json.load(f)
if cmd['type'] == 'auto':
main_duration = float(cmd['device']['main']['duration'])
pure_duration = float(cmd['device']['pure']['duration'])
step0_duration = float(cmd['working-time']['step0'])
step1_duration = float(cmd['working-time']['step1'])
step2_duration = float(cmd['working-time']['step2'])
step3_duration = float(cmd['working-time']['step3'])
step4_duration = float(cmd['working-time']['step4'])
step5_duration = float(cmd['working-time']['step5'])
step6_duration = float(cmd['working-time']['step6'])
step7_duration = float(cmd['working-time']['step7'])
step8_duration = float(cmd['working-time']['step8'])
step9_duration = float(cmd['working-time']['step9'])
# Step 0. Mesure init weight before starting the sequence
time.sleep(step0_duration)
start = Measure_Weight(client=client)
# Step 1. Vent pured water before input mixed water
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: On, Main: On]
# Valve_EnterWater(chip=output_lines, status=status, action='On')
Valve_MainWater(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
# Valve_MainWater(chip=output_lines, status=status, action='On', duration=main_duration)
Valve_EnterWater(chip=output_lines, status=status, action='On', duration=main_duration)
time.sleep(step1_duration)
# Step 2. Empty the remaining pure water
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: Off, Main: On]
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(step2_duration)
# Step 3. Input the mixed water
# Target valve status: [Motor: Off, Vent: Off, Pure: Off, Enter: On, Main: On]
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
# Valve_EnterWater(chip=output_lines, status=status, action='On')
Valve_EnterWater(chip=output_lines, status=status, action='On', duration=main_duration)
time.sleep(step3_duration)
# Step 4. Mesure the weight
# Target valve status: [Motor: Off, Vent: Off, Pure: Off, Enter: Off, Main: Off]
Valve_MainWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(step4_duration)
end = Measure_Weight(client=client)
time.sleep(1)
res = Calculate_Concentration(weight=(float(end)-float(start)))
logger.debug(f'[auto] weight: {end - start} concentration: {res:.3f}')
# Step 5. Drain the mixed water and add pure water.
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: On, Main: Off]
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='On')
time.sleep(0.5)
# Valve_PureWater(chip=output_lines, status=status, action='On', duration=pure_duration)
Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(step5_duration)
# Step 6. Drain mixed water
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: Off, Main: Off]
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(step6_duration)
# Step 7. Input pure water and clean
# Target valve status: [Motor: On, Vent: Off, Pure: On, Enter: On, Main: Off]
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
time.sleep(step7_duration)
# Step 8. Drain pure Water
# Target valve status: [Motor: On, Vent: On, Pure: Off, Enter: Off, Main: Off]
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_PureWater(chip=output_lines, status=status, action='Off')
time.sleep(step8_duration)
# Step 9. Stop moter
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: Off, Main: Off]
Motor(chip=output_lines, status=status, action='Off')
time.sleep(step9_duration)
return 1
elif cmd['type'] == 'clean':
logger.debug(f"[clean] duration: {int(cmd['maintenance']['clean']['duration'])}")
clean_system()
time.sleep(3)
else: # cmd['type'] == 'manual'
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action'])
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action'])
# Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
# Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
# Valve_EnterWater(chip=output_lines, status=status, action=cmd['device']['enter']['action'])
Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'])
if cmd['device']['pure']['duration'] == 0:
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
else:
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'], duration=cmd['device']['pure']['duration'])
# if cmd['device']['main']['duration'] == 0:
# Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'])
# else:
# Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'], duration=cmd['device']['main']['duration'])
if cmd['device']['main']['duration'] == 0:
Valve_EnterWater(chip=output_lines, status=status, action=cmd['device']['enter']['action'])
else:
Valve_EnterWater(chip=output_lines, status=status, action=cmd['device']['enter']['action'], duration=cmd['device']['main']['duration'])
if cmd['device']['measure']['action'] == 'On':
result = Measure_Weight(client=client)
Calculate_Concentration(result)
return 1
if cmd['device']['setzero']['action'] == 'On':
Set_Zero(client=client)
return 0
def clean_system():
global main_valve_status
with open('./control.json', 'r') as f:
cmd = json.load(f)
clean_duration = int(cmd['maintenance']['clean']['duration'])
if cmd['type'] == 'clean':
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_MainWater(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(clean_duration)
Valve_MainWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(clean_duration)
Valve_PureWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
def runAction():
# Write the app's actions in the "runAction" function.
# Connect MQTT Broker
# You have to rename client id. There are special rules.
# Client Name: "device-app-*"
# For Example
# 1. device-app-test -> Good
# 2. device-app-light-app -> Good
# 3. device-test-app -> Bad
global data
sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt()
mqttClient1 = sdtcloud.setClient(f"device-app-1{uuid.uuid1()}") # parameter is client ID(string)
mqttClient2 = sdtcloud.setClient(f"device-app-2{uuid.uuid1()}") # parameter is client ID(string)
mqttClient3 = sdtcloud.setClient(f"device-app-3{uuid.uuid1()}") # parameter is client ID(string)
mqttClient4 = sdtcloud.setClient(f"device-app-4{uuid.uuid1()}") # parameter is client ID(string)
mqttClient5 = sdtcloud.setClient(f"device-app-5{uuid.uuid1()}") # parameter is client ID(string)
mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5]
# If you have config's value, please make config.json file.
# - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string)
# - You may need it to create a topic.
cnt = 0
clean_flag = 0
while True:
start = time.time()
result = Command_Read()
if result:
data['timestamp'] = int(time.time() * 1000)
sdtcloud.pubMessage(mqttlist[cnt], data)
cnt += 1
if cnt == 5:
cnt = 0
end = time.time()
try:
now = datetime.now(pytz.timezone('Asia/Seoul'))
time_str = now.strftime('%H')
time_int = int(time_str)
with open('./control.json', 'r') as f:
cmd = json.load(f)
if time_int == int(cmd['maintenance']['clean']['time']):
if clean_flag < 3:
clean_flag += 1
clean_system()
else:
clean_flag = 0
except:
pass
diff = end - start
if diff < 3:
time.sleep(3 - diff)
def handle_client(conn, ip, port):
global data, logger
while True:
try:
recv = conn.recv(100)
if not recv:
# print(f"Connection with {addr} was reset. Waiting for new connection.")
break
message = recv.decode().strip()
if message[:3] != 'STX' or message[-3:] != 'ETX':
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
if message[3] == 'R': # Transfer data from SDT to Sampyo
now = datetime.now(pytz.timezone('Asia/Seoul'))
time_str = now.strftime('%Y%m%d%H%M%S')
h_weight = float(data['data']['weight'])
h_concentration = float(data['data']['concentration'])
data_weight = '{:.3f}'.format(h_weight)
data_concent = '{:.3f}'.format(h_concentration)
logger.debug(f'TCP [R:Transfer data] weight: {data_weight}, concent: {data_concent}')
send_msg = 'STX' + time_str + '|' + data_weight + '|' + data_concent + 'ETX'
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['device']['measure']['action'] = 'On'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'S': # Start measurement
logger.debug(f'TCP [S:Start measurement]')
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'auto'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'C': # Clean sequence
logger.debug(f'TCP [C:Clean sequence]')
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'clean'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'T': # Stop measurement
logger.debug(f'TCP [T:Stop measurement]')
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'manual'
cmd['device']['measure']['action'] = 'Off'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
except ConnectionResetError:
# print("Connection with " + ip + ":" + port + " was reset. Waiting for new connection.")
break
# print("Closing the connection")
def start_server(addr, port):
host = addr # "172.17.16.201"
port = port # 5000
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
try:
soc.bind((host, port))
except:
sys.exit()
soc.listen(1) # Only one connection at a time.
while True:
conn, addr = soc.accept()
ip, port = str(addr[0]), str(addr[1])
print("Connected with " + ip + ":" + port)
client_handler = threading.Thread(target=handle_client, args=(conn, ip, port))
client_handler.start()
soc.close()
def seoul_time(*args):
utc_dt = datetime.now()
seoul_tz = pytz.timezone('Asia/Seoul')
return utc_dt.replace(tzinfo=pytz.utc).astimezone(seoul_tz).timetuple()
def exit_handler(signum, frame):
Motor(chip=output_lines, status=status, action='Off')
Valve_Vent(chip=output_lines, status=status, action='Off')
# Valve_MixedWater(chip=output_lines, status=status, action='Off')
Valve_PureWater(chip=output_lines, status=status, action='Off')
Valve_EnterWater(chip=output_lines, status=status, action='Off')
Valve_MainWater(chip=output_lines, status=status, action='Off')
client.close()
sys.exit(0)
if __name__ == "__main__":
# Set GPIO
output_chip = gpiod.chip('gpiochip11')
config = gpiod.line_request()
config.consumer = 'output'
config.request_type = gpiod.line_request.DIRECTION_OUTPUT
output_lines = output_chip.get_lines([0, 1, 2, 3, 4, 5, 6, 7])
output_lines.request(config, default_vals=[0, 0, 0, 0, 0, 0, 0, 0])
status = [0, 0, 0, 0, 0, 0, 0, 0]
# When forced to terminate
signal.signal(signal.SIGINT, exit_handler)
# Set the logger
logger = logging.getLogger('sampyo_dio')
logger.setLevel(logging.DEBUG)
handler = RotatingFileHandler('/home/root/working.log', maxBytes=1024*1024, backupCount=3)
handler.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
formatter.converter = seoul_time
handler.setFormatter(formatter)
logger.addHandler(handler)
# Initialized valves
main_valve_status = 0
pure_valve_status = 0
Valve_MainWater(chip=output_lines, status=status, action='Off')
Valve_PureWater(chip=output_lines, status=status, action='Off')
# Read config file
with open('./config.json', encoding='UTF-8') as f:
jsonData = json.load(f)
# Set the weight of water in the chamber
volume_water = 1000.0 / float(jsonData['volume-water'])
# Set the IP address and port of NodeQ RS-232 module and activate TCP Client
modbus_addr = jsonData['modbus-server']['address']
modbus_port = jsonData['modbus-server']['port']
client = ModbusTcpClient(modbus_addr, modbus_port)
# Define the default data format
data = {
"timestamp": 0,
"data":{
"weight": 0,
"concentration": 0
}
}
## Get ProjectCode and AssetCode
## Execution main funcion
operation_thread = threading.Thread(target=runAction, args=())
operation_thread.start()
tcp_addr = jsonData['tcp-server']['address']
tcp_port = jsonData['tcp-server']['port']
## Execution TCP/IP server
start_server(addr=tcp_addr, port=tcp_port)
import json
import time
import argparse
import sys, signal
import gpiod
from pymodbus.client import ModbusTcpClient
# import AWSIoTPythonSDK.MQTTLib as AWSIoTPyMQTT
import sdtcloudnodeqmqtt
import pytz
from datetime import datetime
import threading, socket
import uuid
def Motor(chip, status, action):
if action == 'On':
status[0] = 1
else: # action == 'Off'
status[0] = 0
chip.set_values(status)
def Valve_Vent(chip, status, action):
if action == 'On':
status[1] = 1
else: # action == 'Off'
status[1] = 0
chip.set_values(status)
def Valve_MixedWater(chip, status, action):
if action == 'On':
status[2] = 1
else: # action == 'Off'
status[2] = 0
chip.set_values(status)
def Valve_PureWater(chip, status, action):
if action == 'On':
status[3] = 1
else: # action == 'Off'
status[3] = 0
chip.set_values(status)
def Measure_Weight(client):
# print('In')
val = 0
try:
result = client.read_holding_registers(1, 1)
if result.isError():
print(f'Error: {result}')
else:
val = result.registers[0]
val -= 1000
val /= 1000
print(f'value: {val}')
except Exception as e:
pass
return val
def Calculate_Concentration(weight):
global data
data['data']['weight'] = weight
result = (float(weight) * 1.883239171 * 128.5) - 126.11 # 1000 / 531 = 1.883239171
data['data']['concentration'] = result
# print(f'{weight}, {result}')
def Set_Zero(client):
client.write_coil(1, 1)
def Command_Read():
with open('./control.json', 'r') as f:
cmd = json.load(f)
if cmd['type'] == 'auto':
Valve_Vent(chip=output_lines, status=status, action='Off')
Motor(chip=output_lines, status=status, action='Off')
mixed_duration = int(cmd['device']['mixed']['duration'])
pure_duration = int(cmd['device']['pure']['duration'])
vent_duration = int(cmd['device']['vent']['duration'])
time.sleep(5)
start = Measure_Weight(client=client)
time.sleep(5)
# input mixed water
Valve_MixedWater(chip=output_lines, status=status, action='On')
time.sleep(mixed_duration)
Valve_MixedWater(chip=output_lines, status=status, action='Off')
time.sleep(10)
# measure weight
end = Measure_Weight(client=client)
time.sleep(1)
Calculate_Concentration(weight=(float(end)-float(start)))
# vent mixed water
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
time.sleep(vent_duration)
Motor(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
# input pure water
Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(pure_duration)
Valve_PureWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
# vent pure water
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
time.sleep(vent_duration)
Motor(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(1)
return 1
else: # cmd['type'] == 'manual'
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action'])
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action'])
Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
if cmd['device']['measure']['action'] == 'On':
result = Measure_Weight(client=client)
Calculate_Concentration(result)
return 1
if cmd['device']['setzero']['action'] == 'On':
Set_Zero(client=client)
return 0
def runAction():
# Write the app's actions in the "runAction" function.
# Connect MQTT Broker
# You have to rename client id. There are special rules.
# Client Name: "device-app-*"
# For Example
# 1. device-app-test -> Good
# 2. device-app-light-app -> Good
# 3. device-test-app -> Bad
sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt()
mqttClient1 = sdtcloud.setClient(f"device-app-1{uuid.uuid1()}") # parameter is client ID(string)
mqttClient2 = sdtcloud.setClient(f"device-app-2{uuid.uuid1()}") # parameter is client ID(string)
mqttClient3 = sdtcloud.setClient(f"device-app-3{uuid.uuid1()}") # parameter is client ID(string)
mqttClient4 = sdtcloud.setClient(f"device-app-4{uuid.uuid1()}") # parameter is client ID(string)
mqttClient5 = sdtcloud.setClient(f"device-app-5{uuid.uuid1()}") # parameter is client ID(string)
mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5]
# If you have config's value, please make config.json file.
# - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string)
# - You may need it to create a topic.
cnt = 0
while True:
start = time.time()
result = Command_Read()
if result:
data['timestamp'] = int(time.time() * 1000)
cnt += 1
if cnt == 5:
cnt = 0
end = time.time()
diff = end - start
if diff < 3:
time.sleep(3 - diff)
def handle_client(conn, ip, port):
global data
while True:
try:
recv = conn.recv(100)
if not recv:
# print(f"Connection with {addr} was reset. Waiting for new connection.")
break
message = recv.decode().strip()
if message[:3] != 'STX' or message[-3:] != 'ETX':
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
if message[3] == 'R': # Transfer data from SDT to Sampyo
now = datetime.now(pytz.timezone('Asia/Seoul'))
time_str = now.strftime('%Y%m%d%H%M%S')
h_weight = float(data['data']['weight'])
h_concentration = float(data['data']['concentration'])
data_weight = '{:.3f}'.format(h_weight)
data_concent = '{:.3f}'.format(h_concentration)
send_msg = 'STX' + time_str + '|' + data_weight + '|' + data_concent + 'ETX'
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['device']['measure']['action'] = 'On'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'S': # Start measurement
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'auto'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'T': # Stop measurement
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'manual'
cmd['device']['measure']['action'] = 'Off'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
except ConnectionResetError:
# print("Connection with " + ip + ":" + port + " was reset. Waiting for new connection.")
break
# print("Closing the connection")
def start_server(addr, port):
host = addr # "25.7.57.1"
port = port # 5000
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
try:
soc.bind((host, port))
except:
sys.exit()
soc.listen(1) # Only one connection at a time.
while True:
conn, addr = soc.accept()
ip, port = str(addr[0]), str(addr[1])
print("Connected with " + ip + ":" + port)
client_handler = threading.Thread(target=handle_client, args=(conn, ip, port))
client_handler.start()
soc.close()
def exit_handler(signum, frame):
Motor(chip=output_lines, status=status, action='Off')
Valve_Vent(chip=output_lines, status=status, action='Off')
Valve_MixedWater(chip=output_lines, status=status, action='Off')
Valve_PureWater(chip=output_lines, status=status, action='Off')
client.close()
sys.exit(0)
if __name__ == "__main__":
output_chip = gpiod.chip('gpiochip11')
config = gpiod.line_request()
config.consumer = 'output'
config.request_type = gpiod.line_request.DIRECTION_OUTPUT
output_lines = output_chip.get_lines([0, 1, 2, 3, 4, 5, 6, 7])
output_lines.request(config, default_vals=[0, 0, 0, 0, 0, 0, 0, 0])
status = [0, 0, 0, 0, 0, 0, 0, 0]
signal.signal(signal.SIGINT, exit_handler)
with open('./config.json', encoding='UTF-8') as f:
jsonData = json.load(f)
modbus_addr = jsonData['modbus-server']['address']
modbus_port = jsonData['modbus-server']['port']
client = ModbusTcpClient(modbus_addr, modbus_port)
data = {
"timestamp": 0,
"data":{
"weight": 0,
"concentration": 0
}
}
## Get ProjectCode and AssetCode
## Execution main funcion
operation_thread = threading.Thread(target=runAction, args=())
operation_thread.start()
tcp_addr = jsonData['tcp-server']['address']
tcp_port = jsonData['tcp-server']['port']
## Execution TCP/IP server
start_server(addr=tcp_addr, port=tcp_port)

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@ -1,375 +0,0 @@
import ssl
import json
import time
import argparse
import sys, signal
import gpiod
from pymodbus.client import ModbusTcpClient
import AWSIoTPythonSDK.MQTTLib as AWSIoTPyMQTT
import asyncio, pytz
from datetime import datetime
import threading, socket
def Motor(chip, status, action):
if action == 'On':
status[0] = 1
else: # action == 'Off'
status[0] = 0
chip.set_values(status)
def Valve_Vent(chip, status, action):
if action == 'On':
status[1] = 1
else: # action == 'Off'
status[1] = 0
chip.set_values(status)
def Valve_MixedWater(chip, status, action):
if action == 'On':
status[2] = 1
else: # action == 'Off'
status[2] = 0
chip.set_values(status)
def Valve_PureWater(chip, status, action):
if action == 'On':
status[3] = 1
else: # action == 'Off'
status[3] = 0
chip.set_values(status)
def Measure_Weight(client):
# print('In')
try:
result = client.read_holding_registers(1, 1)
if result.isError():
print(f'Error: {result}')
else:
val = result.registers[0]
val -= 1000
val /= 1000
# print(f'value: {val}')
except Exception as e:
pass
return val
def Calculate_Concentration(weight):
global data
data['data']['weight'] = weight
result = (float(weight) * 1.883239171 * 128.5) - 126.11 # 1000 / 531 = 1.883239171
data['data']['concentration'] = result
# print(f'{weight}, {result}')
def Set_Zero(client):
client.write_coil(1, 1)
def Command_Read():
with open('./control.json', 'r') as f:
cmd = json.load(f)
if cmd['type'] == 'auto':
Valve_Vent(chip=output_lines, status=status, action='Off')
Motor(chip=output_lines, status=status, action='Off')
# set zero
# Set_Zero(client=client)
time.sleep(5)
start = Measure_Weight(client=client)
time.sleep(5)
# input mixed water
Valve_MixedWater(chip=output_lines, status=status, action='On')
time.sleep(19)
Valve_MixedWater(chip=output_lines, status=status, action='Off')
# time.sleep(20)
time.sleep(10)
# measure weight
end = Measure_Weight(client=client)
time.sleep(1)
Calculate_Concentration(weight=(float(end)-float(start)))
# vent mixed water
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
time.sleep(40)
Motor(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off')
# input pure water
Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(19)
Valve_PureWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
# vent pure water
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
time.sleep(40)
Motor(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(5)
else: # cmd['type'] == 'manual'
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action'])
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action'])
Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
if cmd['device']['measure']['action'] == 'On':
result = Measure_Weight(client=client)
Calculate_Concentration(result)
if cmd['device']['setzero']['action'] == 'On':
Set_Zero(client=client)
def connectMQTT(clientID, projectCode):
CLIENT_ID = clientID
ENDPOINT = "avk03ee629rck-ats.iot.ap-northeast-2.amazonaws.com"
PATH_TO_CERTIFICATE = f"/etc/sdt/cert/{projectCode}-certificate.pem"
PATH_TO_PRIVATE_KEY = f"/etc/sdt/cert/{projectCode}-private.pem"
PATH_TO_AMAZON_ROOT_CA_1 = f"/etc/sdt/cert/AmazonRootCA1.pem"
myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(CLIENT_ID)
myAWSIoTMQTTClient.configureEndpoint(ENDPOINT, 8883)
myAWSIoTMQTTClient.configureCredentials(PATH_TO_AMAZON_ROOT_CA_1, PATH_TO_PRIVATE_KEY, PATH_TO_CERTIFICATE)
myAWSIoTMQTTClient.configureMQTTOperationTimeout(5)
myAWSIoTMQTTClient.configureConnectDisconnectTimeout(10)
myAWSIoTMQTTClient.configureOfflinePublishQueueing(-1) # Infinite offline Publish queueing
myAWSIoTMQTTClient.configureDrainingFrequency(2) # Draining: 2 Hz
return myAWSIoTMQTTClient
def publishMsg(mqttClient, topic, msg):
# Make the copip3 nnect() call
# mqttClient.connect()
while True:
try:
mqttClient.connect()
break
except Exception as e:
print(f'Connection Fail: {e}')
continue
msg['timestamp'] = int(time.time() * 1000)
# Publish message to server desired number of times.
# print('Begin Publish')
mqttClient.publish(topic=topic, payload=json.dumps(msg), QoS=1)
while True:
try:
mqttClient.disconnect()
break
except Exception as e:
print(f'Disconnection Fail: {e}')
continue
def runAction(projectCode, assetCode):
# Write the app's actions in the "runAction" function.
# Connect MQTT Broker
# You have to rename client id. There are special rules.
# Client Name: "device-app-*"
# For Example
# 1. device-app-test -> Good
# 2. device-app-light-app -> Good
# 3. device-test-app -> Bad
mqttClient1 = connectMQTT("device-app-test1", projectCode)
mqttClient2 = connectMQTT("device-app-test2", projectCode)
mqttClient3 = connectMQTT("device-app-test3", projectCode)
mqttClient4 = connectMQTT("device-app-test4", projectCode)
mqttClient5 = connectMQTT("device-app-test5", projectCode)
mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5]
# If you have config's value, please make config.json file.
# - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string)
# - You may need it to create a topic.
with open('./config.json', encoding='UTF-8') as f:
jsonData = json.load(f)
topic = f"sdtcloud/{projectCode}/{assetCode}/app/{jsonData['appId']}/data"
cnt = 0
while True:
start = time.time()
Command_Read()
# publishMsg(mqttlist[cnt], topic, data)
end = time.time()
cnt += 1
if cnt == 5:
cnt = 0
diff = end - start
if diff < 3:
time.sleep(3 - diff)
def handle_client(conn, ip, port):
global data
while True:
try:
recv = conn.recv(100)
if not recv:
# print(f"Connection with {addr} was reset. Waiting for new connection.")
break
message = recv.decode().strip()
if message[:3] != 'STX' or message[-3:] != 'ETX':
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
if message[3] == 'R': # Transfer data from SDT to Sampyo
now = datetime.now(pytz.timezone('Asia/Seoul'))
time_str = now.strftime('%Y%m%d%H%M%S')
h_weight = float(data['data']['weight'])
h_concentration = float(data['data']['concentration'])
data_weight = '{:.3f}'.format(h_weight)
data_concent = '{:.3f}'.format(h_concentration)
send_msg = 'STX' + time_str + '|' + data_weight + '|' + data_concent + 'ETX'
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['device']['measure']['action'] = 'On'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'S': # Start measurement
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'auto'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
elif message[3] == 'T': # Stop measurement
try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
cmd['type'] = 'manual'
cmd['device']['measure']['action'] = 'Off'
with open('./control.json', 'w') as f:
json.dump(cmd, f, indent=4)
send_msg = 'STXOKETX'
conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
else:
err_msg = 'STXERRORETX'
conn.sendall(err_msg.encode("utf8"))
except ConnectionResetError:
# print("Connection with " + ip + ":" + port + " was reset. Waiting for new connection.")
break
# print("Closing the connection")
def start_server():
host = "25.7.57.1"
port = 5000
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
try:
soc.bind((host, port))
except:
sys.exit()
soc.listen(1) # Only one connection at a time.
while True:
conn, addr = soc.accept()
ip, port = str(addr[0]), str(addr[1])
print("Connected with " + ip + ":" + port)
client_handler = threading.Thread(target=handle_client, args=(conn, ip, port))
client_handler.start()
soc.close()
def exit_handler(signum, frame):
Motor(chip=output_lines, status=status, action='Off')
Valve_Vent(chip=output_lines, status=status, action='Off')
Valve_MixedWater(chip=output_lines, status=status, action='Off')
Valve_PureWater(chip=output_lines, status=status, action='Off')
client.close()
sys.exit(0)
if __name__ == "__main__":
output_chip = gpiod.chip('gpiochip11')
config = gpiod.line_request()
config.consumer = 'output'
config.request_type = gpiod.line_request.DIRECTION_OUTPUT
output_lines = output_chip.get_lines([0, 1, 2, 3, 4, 5, 6, 7])
output_lines.request(config, default_vals=[0, 0, 0, 0, 0, 0, 0, 0])
status = [0, 0, 0, 0, 0, 0, 0, 0]
signal.signal(signal.SIGINT, exit_handler)
client = ModbusTcpClient('25.7.55.237', 5020)
parser = argparse.ArgumentParser()
parser.add_argument('-app',help='')
args = parser.parse_args()
# ROOT_PATH = f'/usr/local/sdt/app/{args.app}'
data = {
"timestamp": 0,
"data":{
"weight": 0,
"concentration": 0
}
}
## Get ProjectCode and AssetCode
with open(f'/etc/sdt/device.config/config.json', encoding='UTF-8') as f:
codeData = json.load(f)
## Execution main funcion
operation_thread = threading.Thread(target=runAction, args=(codeData["projectcode"], codeData["assetcode"]))
operation_thread.start()
## Execution TCP/IP server
start_server()

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