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15 changed files with 393 additions and 1020 deletions

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

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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": { "device": {
"setzero": { "setzero": {
"action": "Off" "action": "Off"
}, },
"measure": { "measure": {
"action": "On" "action": "On"
}, },
"mixed": { "mixed": {
"action": "Off" "action": "Off",
}, "duration": 15
"pure": { },
"action": "Off", "pure": {
"duration": 1.5 "action": "Off",
}, "duration": 15
"enter":{ },
"action": "Off" "vent": {
}, "action": "Off",
"vent": { "duration": 30
"action": "On" },
}, "motor": {
"motor": { "action": "Off"
"action": "Off" }
}, },
"main": { "type": "manual"
"action": "Off", }
"duration": 1.5
}
},
"working-time":{
"step0": 5,
"step1": 10,
"step2": 6,
"step3": 7,
"step4": 20,
"step5": 10,
"step6": 6,
"step7": 6,
"step8": 10,
"step9": 0.5
},
"maintenance": {
"clean": {
"duration": 20,
"time": 25
}
},
"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. version: bwc/v2 # bwc 버전 정보입니다.
spec: spec:
appName: sampyo-dio-app # 앱의 이름입니다. appName: sampyo-dio-app # 앱의 이름입니다.
runFile: main.py # 앱의 실행 파일입니다. runFile: main.py # 앱의 실행 파일입니다.
env: env:
bin: python3 # 앱을 실행할 바이너라 파일 종류입니다.(장비에 따라 다르므로 확인 후 정의해야 합니다.) bin: python3 # 앱을 실행할 바이너라 파일 종류입니다.(장비에 따라 다르므로 확인 후 정의해야 합니다.)
virtualEnv: base # 사용할 가상환경 이름입니다. virtualEnv: base # 사용할 가상환경 이름입니다.
package: requirements.txt # 설치할 Python 패키지 정보 파일입니다.(기본 값은 requirement.txt 입니다.) package: requirements.txt # 설치할 Python 패키지 정보 파일입니다.(기본 값은 requirement.txt 입니다.)
stackbase: stackbase:
tagName: v0.0.49 # Stackbase(gitea)에 릴리즈 태그명 입니다. tagName: v0.0.10 # Stackbase(gitea)에 릴리즈 태그명 입니다.
repoName: sampyo-dio # Stackbase(gitea)에 저장될 저장소 이릅니다. repoName: sampyo-dio # Stackbase(gitea)에 저장될 저장소 이릅니다.

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

876
main.py
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@ -1,533 +1,343 @@
import json import json
import time import time
import argparse import argparse
import sys, signal import sys, signal
import gpiod import gpiod
from pymodbus.client import ModbusTcpClient from pymodbus.client import ModbusTcpClient
# import AWSIoTPythonSDK.MQTTLib as AWSIoTPyMQTT # import AWSIoTPythonSDK.MQTTLib as AWSIoTPyMQTT
import sdtcloudnodeqmqtt import sdtcloudnodeqmqtt
import pytz import pytz
from datetime import datetime from datetime import datetime
import threading, socket import threading, socket
import uuid import uuid
def Motor(chip, status, action): def Motor(chip, status, action):
if action == 'On': if action == 'On':
status[0] = 1 status[0] = 1
else: # action == 'Off' else: # action == 'Off'
status[0] = 0 status[0] = 0
chip.set_values(status) chip.set_values(status)
def Valve_Vent(chip, status, action): def Valve_Vent(chip, status, action):
if action == 'On': if action == 'On':
status[1] = 1 status[1] = 1
else: # action == 'Off' else: # action == 'Off'
status[1] = 0 status[1] = 0
chip.set_values(status) chip.set_values(status)
def Valve_MixedWater(chip, status, action): def Valve_MixedWater(chip, status, action):
if action == 'On': if action == 'On':
status[2] = 1 status[2] = 1
else: # action == 'Off' else: # action == 'Off'
status[2] = 0 status[2] = 0
chip.set_values(status) chip.set_values(status)
def Valve_PureWater(chip, status, action, duration=7): def Valve_PureWater(chip, status, action):
global pure_valve_status if action == 'On':
status[3] = 1
status[2] = 0 else: # action == 'Off'
status[3] = 0 status[3] = 0
chip.set_values(status)
time.sleep(0.05) chip.set_values(status)
if pure_valve_status != 0 and action == 'Off': def Measure_Weight(client):
status[2] = 0 # print('In')
status[3] = 1 val = 0
chip.set_values(status) try:
time.sleep(7) result = client.read_holding_registers(1, 1)
pure_valve_status = 0 if result.isError():
elif pure_valve_status == 0 and action == 'On': print(f'Error: {result}')
status[2] = 1 else:
status[3] = 0 val = result.registers[0]
chip.set_values(status) val -= 1000
time.sleep(duration) val /= 1000
if duration >= 7: print(f'value: {val}')
pure_valve_status = 2 except Exception as e:
elif duration < 7: pass
pure_valve_status = 1
return val
status[2] = 0
status[3] = 0 def Calculate_Concentration(weight):
chip.set_values(status) global data, volume_water
time.sleep(0.05) data['data']['weight'] = weight
result = (float(weight) * volume_water * 128.5) - 126.11 # 1000 / 531 = 1.883239171
def Valve_EnterWater(chip, status, action): data['data']['concentration'] = result
if action == 'On': # print(f'{weight}, {result}')
status[4] = 1
else: # action == 'Off' def Set_Zero(client):
status[4] = 0 client.write_coil(1, 1)
chip.set_values(status) def Command_Read():
with open('./control.json', 'r') as f:
def Valve_MainWater(chip, status, action, duration=7): cmd = json.load(f)
global main_valve_status
if cmd['type'] == 'auto':
status[5] = 0
status[6] = 0 Valve_Vent(chip=output_lines, status=status, action='Off')
chip.set_values(status) Motor(chip=output_lines, status=status, action='Off')
time.sleep(0.05)
mixed_duration = int(cmd['device']['mixed']['duration'])
if main_valve_status != 0 and action == 'Off': pure_duration = int(cmd['device']['pure']['duration'])
status[5] = 0 vent_duration = int(cmd['device']['vent']['duration'])
status[6] = 1
chip.set_values(status) time.sleep(5)
time.sleep(7) start = Measure_Weight(client=client)
main_valve_status = 0 time.sleep(5)
elif main_valve_status == 0 and action == 'On':
status[5] = 1 # input mixed water
status[6] = 0 Valve_MixedWater(chip=output_lines, status=status, action='On')
chip.set_values(status) time.sleep(mixed_duration)
time.sleep(duration) Valve_MixedWater(chip=output_lines, status=status, action='Off')
if duration >= 7: time.sleep(10)
main_valve_status = 2
elif duration < 7: # measure weight
main_valve_status = 1 end = Measure_Weight(client=client)
time.sleep(1)
status[5] = 0
status[6] = 0 Calculate_Concentration(weight=(float(end)-float(start)))
chip.set_values(status)
time.sleep(0.05) # vent mixed water
Valve_Vent(chip=output_lines, status=status, action='On')
def Measure_Weight(client): time.sleep(0.5)
# print('in') Motor(chip=output_lines, status=status, action='On')
val = 0 time.sleep(vent_duration)
try: Motor(chip=output_lines, status=status, action='Off')
result = client.read_holding_registers(1, 1) time.sleep(0.5)
if not result: Valve_Vent(chip=output_lines, status=status, action='Off')
print(f'Error: {result}') time.sleep(0.5)
else:
val = result.registers[0] # input pure water
val -= 1000 Valve_PureWater(chip=output_lines, status=status, action='On')
val /= 1000 time.sleep(pure_duration)
# print(f'value: {val}') Valve_PureWater(chip=output_lines, status=status, action='Off')
except Exception as e: time.sleep(0.5)
print(f'Measure_Weight Error: {e}')
pass # vent pure water
Valve_Vent(chip=output_lines, status=status, action='On')
return float(val) time.sleep(0.5)
Motor(chip=output_lines, status=status, action='On')
def Calculate_Concentration(weight): time.sleep(vent_duration)
global data, volume_water Motor(chip=output_lines, status=status, action='Off')
data['data']['weight'] = weight time.sleep(0.5)
result = (float(weight) * volume_water * 128.5) - 126.11 # 1000 / 531 = 1.883239171 Valve_Vent(chip=output_lines, status=status, action='Off')
data['data']['concentration'] = result time.sleep(1)
# print(f'{weight}, {result}')
return 1
def Set_Zero(client):
client.write_coil(1, 1) else: # cmd['type'] == 'manual'
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action'])
def Command_Read(): Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action'])
global client, main_valve_status Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
with open('./control.json', 'r') as f: if cmd['device']['measure']['action'] == 'On':
cmd = json.load(f) result = Measure_Weight(client=client)
Calculate_Concentration(result)
if cmd['type'] == 'auto': return 1
main_duration = float(cmd['device']['main']['duration'])
pure_duration = float(cmd['device']['pure']['duration']) if cmd['device']['setzero']['action'] == 'On':
step0_duration = float(cmd['working-time']['step0']) Set_Zero(client=client)
step1_duration = float(cmd['working-time']['step1'])
step2_duration = float(cmd['working-time']['step2']) return 0
step3_duration = float(cmd['working-time']['step3'])
step4_duration = float(cmd['working-time']['step4']) def runAction():
step5_duration = float(cmd['working-time']['step5']) # Write the app's actions in the "runAction" function.
step6_duration = float(cmd['working-time']['step6'])
step7_duration = float(cmd['working-time']['step7']) # Connect MQTT Broker
step8_duration = float(cmd['working-time']['step8']) # You have to rename client id. There are special rules.
step9_duration = float(cmd['working-time']['step9']) # Client Name: "device-app-*"
# For Example
# 1. device-app-test -> Good
# Step 0. Mesure init weight before starting the sequence # 2. device-app-light-app -> Good
time.sleep(step0_duration) # 3. device-test-app -> Bad
start = Measure_Weight(client=client) sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt()
mqttClient1 = sdtcloud.setClient(f"device-app-1{uuid.uuid1()}") # parameter is client ID(string)
# Step 1. Vent pured water before input mixed water mqttClient2 = sdtcloud.setClient(f"device-app-2{uuid.uuid1()}") # parameter is client ID(string)
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: On, Main: On] mqttClient3 = sdtcloud.setClient(f"device-app-3{uuid.uuid1()}") # parameter is client ID(string)
Valve_EnterWater(chip=output_lines, status=status, action='On') mqttClient4 = sdtcloud.setClient(f"device-app-4{uuid.uuid1()}") # parameter is client ID(string)
time.sleep(0.5) mqttClient5 = sdtcloud.setClient(f"device-app-5{uuid.uuid1()}") # parameter is client ID(string)
Valve_Vent(chip=output_lines, status=status, action='On') mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5]
time.sleep(0.5)
Valve_MainWater(chip=output_lines, status=status, action='On', duration=main_duration) # If you have config's value, please make config.json file.
time.sleep(step1_duration) # - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string)
# Step 2. Empty the remaining pure water # - You may need it to create a topic.
# 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) cnt = 0
while True:
# Step 3. Input the mixed water start = time.time()
# Target valve status: [Motor: Off, Vent: Off, Pure: Off, Enter: On, Main: On] result = Command_Read()
Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(0.5) if result:
Valve_EnterWater(chip=output_lines, status=status, action='On') data['timestamp'] = int(time.time() * 1000)
time.sleep(step3_duration) sdtcloud.pubMessage(mqttlist[cnt], data)
cnt += 1
# Step 4. Mesure the weight if cnt == 5:
# Target valve status: [Motor: Off, Vent: Off, Pure: Off, Enter: Off, Main: Off] cnt = 0
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5) end = time.time()
Valve_MainWater(chip=output_lines, status=status, action='Off')
diff = end - start
time.sleep(step4_duration) if diff < 3:
end = Measure_Weight(client=client) time.sleep(3 - diff)
time.sleep(1)
def handle_client(conn, ip, port):
Calculate_Concentration(weight=(float(end)-float(start))) global data
while True:
# Step 5. Drain the mixed water and add pure water. try:
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: On, Main: Off] recv = conn.recv(100)
Valve_EnterWater(chip=output_lines, status=status, action='On') if not recv:
time.sleep(0.5) # print(f"Connection with {addr} was reset. Waiting for new connection.")
Valve_Vent(chip=output_lines, status=status, action='On') break
time.sleep(0.5)
Valve_PureWater(chip=output_lines, status=status, action='On', duration=pure_duration) message = recv.decode().strip()
time.sleep(step5_duration)
if message[:3] != 'STX' or message[-3:] != 'ETX':
# Step 6. Drain mixed water err_msg = 'STXERRORETX'
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: Off, Main: Off] conn.sendall(err_msg.encode("utf8"))
Valve_EnterWater(chip=output_lines, status=status, action='Off') else:
time.sleep(step6_duration) if message[3] == 'R': # Transfer data from SDT to Sampyo
now = datetime.now(pytz.timezone('Asia/Seoul'))
# Step 7. Input pure water and clean time_str = now.strftime('%Y%m%d%H%M%S')
# Target valve status: [Motor: On, Vent: Off, Pure: On, Enter: On, Main: Off]
Valve_EnterWater(chip=output_lines, status=status, action='On') h_weight = float(data['data']['weight'])
time.sleep(0.5) h_concentration = float(data['data']['concentration'])
Valve_Vent(chip=output_lines, status=status, action='Off') data_weight = '{:.3f}'.format(h_weight)
time.sleep(0.5) data_concent = '{:.3f}'.format(h_concentration)
Motor(chip=output_lines, status=status, action='On')
time.sleep(step7_duration) send_msg = 'STX' + time_str + '|' + data_weight + '|' + data_concent + 'ETX'
# Step 8. Drain pure Water try:
# Target valve status: [Motor: On, Vent: On, Pure: Off, Enter: Off, Main: Off] with open('./control.json', 'r') as f:
Valve_EnterWater(chip=output_lines, status=status, action='Off') cmd = json.load(f)
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='On') cmd['device']['measure']['action'] = 'On'
time.sleep(0.5)
Valve_PureWater(chip=output_lines, status=status, action='Off') with open('./control.json', 'w') as f:
time.sleep(step8_duration) json.dump(cmd, f, indent=4)
# Step 9. Stop moter conn.sendall(send_msg.encode("utf8"))
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: Off, Main: Off] except Exception as e:
Motor(chip=output_lines, status=status, action='Off') err_msg = 'STXERRORETX'
time.sleep(step9_duration) conn.sendall(err_msg.encode("utf8"))
return 1 elif message[3] == 'S': # Start measurement
try:
elif cmd['type'] == 'clean': with open('./control.json', 'r') as f:
clean_system() cmd = json.load(f)
time.sleep(3)
cmd['type'] = 'auto'
else: # cmd['type'] == 'manual'
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action']) with open('./control.json', 'w') as f:
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action']) json.dump(cmd, f, indent=4)
# Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
# Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action']) send_msg = 'STXOKETX'
Valve_EnterWater(chip=output_lines, status=status, action=cmd['device']['enter']['action']) conn.sendall(send_msg.encode("utf8"))
except Exception as e:
if cmd['device']['pure']['duration'] == 0: err_msg = 'STXERRORETX'
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action']) conn.sendall(err_msg.encode("utf8"))
else:
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'], duration=cmd['device']['pure']['duration']) elif message[3] == 'T': # Stop measurement
try:
with open('./control.json', 'r') as f:
if cmd['device']['main']['duration'] == 0: cmd = json.load(f)
Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'])
else: cmd['type'] = 'manual'
Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'], duration=cmd['device']['main']['duration']) cmd['device']['measure']['action'] = 'Off'
with open('./control.json', 'w') as f:
if cmd['device']['measure']['action'] == 'On': json.dump(cmd, f, indent=4)
result = Measure_Weight(client=client)
Calculate_Concentration(result) send_msg = 'STXOKETX'
return 1 conn.sendall(send_msg.encode("utf8"))
except Exception as e:
if cmd['device']['setzero']['action'] == 'On': err_msg = 'STXERRORETX'
Set_Zero(client=client) conn.sendall(err_msg.encode("utf8"))
return 0 else:
err_msg = 'STXERRORETX'
def clean_system(): conn.sendall(err_msg.encode("utf8"))
global main_valve_status except ConnectionResetError:
with open('./control.json', 'r') as f: # print("Connection with " + ip + ":" + port + " was reset. Waiting for new connection.")
cmd = json.load(f) break
clean_duration = int(cmd['maintenance']['clean']['duration']) # print("Closing the connection")
if cmd['type'] == 'clean': def start_server(addr, port):
Valve_EnterWater(chip=output_lines, status=status, action='Off') host = addr # "25.7.57.1"
time.sleep(0.5) port = port # 5000
Valve_MainWater(chip=output_lines, status=status, action='On') soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
time.sleep(0.5) soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(clean_duration) try:
soc.bind((host, port))
Valve_MainWater(chip=output_lines, status=status, action='Off') except:
time.sleep(0.5) sys.exit()
Valve_EnterWater(chip=output_lines, status=status, action='On') soc.listen(1) # Only one connection at a time.
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='On') while True:
time.sleep(clean_duration) conn, addr = soc.accept()
ip, port = str(addr[0]), str(addr[1])
Valve_PureWater(chip=output_lines, status=status, action='Off') print("Connected with " + ip + ":" + port)
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off') client_handler = threading.Thread(target=handle_client, args=(conn, ip, port))
time.sleep(0.5) client_handler.start()
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5) soc.close()
def runAction(): def exit_handler(signum, frame):
# Write the app's actions in the "runAction" function. Motor(chip=output_lines, status=status, action='Off')
Valve_Vent(chip=output_lines, status=status, action='Off')
# Connect MQTT Broker Valve_MixedWater(chip=output_lines, status=status, action='Off')
# You have to rename client id. There are special rules. Valve_PureWater(chip=output_lines, status=status, action='Off')
# Client Name: "device-app-*"
# For Example client.close()
# 1. device-app-test -> Good
# 2. device-app-light-app -> Good sys.exit(0)
# 3. device-test-app -> Bad
global data if __name__ == "__main__":
sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt() output_chip = gpiod.chip('gpiochip11')
mqttClient1 = sdtcloud.setClient(f"device-app-1{uuid.uuid1()}") # parameter is client ID(string) config = gpiod.line_request()
mqttClient2 = sdtcloud.setClient(f"device-app-2{uuid.uuid1()}") # parameter is client ID(string) config.consumer = 'output'
mqttClient3 = sdtcloud.setClient(f"device-app-3{uuid.uuid1()}") # parameter is client ID(string) config.request_type = gpiod.line_request.DIRECTION_OUTPUT
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) output_lines = output_chip.get_lines([0, 1, 2, 3, 4, 5, 6, 7])
mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5] output_lines.request(config, default_vals=[0, 0, 0, 0, 0, 0, 0, 0])
# If you have config's value, please make config.json file. status = [0, 0, 0, 0, 0, 0, 0, 0]
# - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string) signal.signal(signal.SIGINT, exit_handler)
# - You may need it to create a topic.
with open('./config.json', encoding='UTF-8') as f:
cnt = 0 jsonData = json.load(f)
clean_flag = 0
while True: volume_water = float(jsonData['volume-water']) / 1000.0
start = time.time()
result = Command_Read() modbus_addr = jsonData['modbus-server']['address']
modbus_port = jsonData['modbus-server']['port']
if result:
data['timestamp'] = int(time.time() * 1000) client = ModbusTcpClient(modbus_addr, modbus_port)
sdtcloud.pubMessage(mqttlist[cnt], data)
cnt += 1 data = {
if cnt == 5: "timestamp": 0,
cnt = 0 "data":{
"weight": 0,
end = time.time() "concentration": 0
}
try: }
now = datetime.now(pytz.timezone('Asia/Seoul'))
time_str = now.strftime('%H') ## Get ProjectCode and AssetCode
time_int = int(time_str)
## Execution main funcion
with open('./control.json', 'r') as f: operation_thread = threading.Thread(target=runAction, args=())
cmd = json.load(f) operation_thread.start()
if time_int == int(cmd['maintenance']['clean']['time']): tcp_addr = jsonData['tcp-server']['address']
if clean_flag < 3: tcp_port = jsonData['tcp-server']['port']
clean_flag += 1 ## Execution TCP/IP server
clean_system() start_server(addr=tcp_addr, port=tcp_port)
else:
clean_flag = 0
except:
pass
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] == '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
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 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__":
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)
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')
with open('./config.json', encoding='UTF-8') as f:
jsonData = json.load(f)
volume_water = 1000.0 / float(jsonData['volume-water'])
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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test.py
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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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