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15 changed files with 398 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: v0.0.11 # 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.

881
main.py
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@ -1,533 +1,348 @@
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): tmp1 = weight * volume_water
if action == 'On': tmp2 = tmp1 * 128.5
status[4] = 1 tmp3 = tmp2 - 126.11
else: # action == 'Off'
status[4] = 0 print(f'volume_water: {
data['data']['concentration'] = result
chip.set_values(status) # print(f'{weight}, {result}')
def Valve_MainWater(chip, status, action, duration=7): def Set_Zero(client):
global main_valve_status client.write_coil(1, 1)
status[5] = 0 def Command_Read():
status[6] = 0 with open('./control.json', 'r') as f:
chip.set_values(status) cmd = json.load(f)
time.sleep(0.05)
if cmd['type'] == 'auto':
if main_valve_status != 0 and action == 'Off':
status[5] = 0 Valve_Vent(chip=output_lines, status=status, action='Off')
status[6] = 1 Motor(chip=output_lines, status=status, action='Off')
chip.set_values(status)
time.sleep(7) mixed_duration = int(cmd['device']['mixed']['duration'])
main_valve_status = 0 pure_duration = int(cmd['device']['pure']['duration'])
elif main_valve_status == 0 and action == 'On': vent_duration = int(cmd['device']['vent']['duration'])
status[5] = 1
status[6] = 0 time.sleep(5)
chip.set_values(status) start = Measure_Weight(client=client)
time.sleep(duration) time.sleep(5)
if duration >= 7:
main_valve_status = 2 # input mixed water
elif duration < 7: Valve_MixedWater(chip=output_lines, status=status, action='On')
main_valve_status = 1 time.sleep(mixed_duration)
Valve_MixedWater(chip=output_lines, status=status, action='Off')
status[5] = 0 time.sleep(10)
status[6] = 0
chip.set_values(status) # measure weight
time.sleep(0.05) end = Measure_Weight(client=client)
time.sleep(1)
def Measure_Weight(client):
# print('in') Calculate_Concentration(weight=(float(end)-float(start)))
val = 0
try: # vent mixed water
result = client.read_holding_registers(1, 1) Valve_Vent(chip=output_lines, status=status, action='On')
if not result: time.sleep(0.5)
print(f'Error: {result}') Motor(chip=output_lines, status=status, action='On')
else: time.sleep(vent_duration)
val = result.registers[0] Motor(chip=output_lines, status=status, action='Off')
val -= 1000 time.sleep(0.5)
val /= 1000 Valve_Vent(chip=output_lines, status=status, action='Off')
# print(f'value: {val}') time.sleep(0.5)
except Exception as e:
print(f'Measure_Weight Error: {e}') # input pure water
pass Valve_PureWater(chip=output_lines, status=status, action='On')
time.sleep(pure_duration)
return float(val) Valve_PureWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5)
def Calculate_Concentration(weight):
global data, volume_water # vent pure water
data['data']['weight'] = weight Valve_Vent(chip=output_lines, status=status, action='On')
result = (float(weight) * volume_water * 128.5) - 126.11 # 1000 / 531 = 1.883239171 time.sleep(0.5)
data['data']['concentration'] = result Motor(chip=output_lines, status=status, action='On')
# print(f'{weight}, {result}') time.sleep(vent_duration)
Motor(chip=output_lines, status=status, action='Off')
def Set_Zero(client): time.sleep(0.5)
client.write_coil(1, 1) Valve_Vent(chip=output_lines, status=status, action='Off')
time.sleep(1)
def Command_Read():
global client, main_valve_status return 1
with open('./control.json', 'r') as f: else: # cmd['type'] == 'manual'
cmd = json.load(f) Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action'])
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action'])
if cmd['type'] == 'auto': Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
main_duration = float(cmd['device']['main']['duration']) Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
pure_duration = float(cmd['device']['pure']['duration']) if cmd['device']['measure']['action'] == 'On':
step0_duration = float(cmd['working-time']['step0']) result = Measure_Weight(client=client)
step1_duration = float(cmd['working-time']['step1']) Calculate_Concentration(result)
step2_duration = float(cmd['working-time']['step2']) return 1
step3_duration = float(cmd['working-time']['step3'])
step4_duration = float(cmd['working-time']['step4']) if cmd['device']['setzero']['action'] == 'On':
step5_duration = float(cmd['working-time']['step5']) Set_Zero(client=client)
step6_duration = float(cmd['working-time']['step6'])
step7_duration = float(cmd['working-time']['step7']) return 0
step8_duration = float(cmd['working-time']['step8'])
step9_duration = float(cmd['working-time']['step9']) def runAction():
# Write the app's actions in the "runAction" function.
# Step 0. Mesure init weight before starting the sequence # Connect MQTT Broker
time.sleep(step0_duration) # You have to rename client id. There are special rules.
start = Measure_Weight(client=client) # Client Name: "device-app-*"
# For Example
# Step 1. Vent pured water before input mixed water # 1. device-app-test -> Good
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: On, Main: On] # 2. device-app-light-app -> Good
Valve_EnterWater(chip=output_lines, status=status, action='On') # 3. device-test-app -> Bad
time.sleep(0.5) sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt()
Valve_Vent(chip=output_lines, status=status, action='On') mqttClient1 = sdtcloud.setClient(f"device-app-1{uuid.uuid1()}") # parameter is client ID(string)
time.sleep(0.5) mqttClient2 = sdtcloud.setClient(f"device-app-2{uuid.uuid1()}") # parameter is client ID(string)
Valve_MainWater(chip=output_lines, status=status, action='On', duration=main_duration) mqttClient3 = sdtcloud.setClient(f"device-app-3{uuid.uuid1()}") # parameter is client ID(string)
time.sleep(step1_duration) 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)
# Step 2. Empty the remaining pure water mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5]
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: Off, Main: On]
Valve_EnterWater(chip=output_lines, status=status, action='Off') # If you have config's value, please make config.json file.
time.sleep(step2_duration) # - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string)
# Step 3. Input the mixed water # - You may need it to create a topic.
# 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) cnt = 0
Valve_EnterWater(chip=output_lines, status=status, action='On') while True:
time.sleep(step3_duration) start = time.time()
result = Command_Read()
# Step 4. Mesure the weight
# Target valve status: [Motor: Off, Vent: Off, Pure: Off, Enter: Off, Main: Off] if result:
Valve_EnterWater(chip=output_lines, status=status, action='Off') data['timestamp'] = int(time.time() * 1000)
time.sleep(0.5) sdtcloud.pubMessage(mqttlist[cnt], data)
Valve_MainWater(chip=output_lines, status=status, action='Off') cnt += 1
if cnt == 5:
time.sleep(step4_duration) cnt = 0
end = Measure_Weight(client=client)
time.sleep(1) end = time.time()
Calculate_Concentration(weight=(float(end)-float(start))) diff = end - start
if diff < 3:
# Step 5. Drain the mixed water and add pure water. time.sleep(3 - diff)
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: On, Main: Off]
Valve_EnterWater(chip=output_lines, status=status, action='On') def handle_client(conn, ip, port):
time.sleep(0.5) global data
Valve_Vent(chip=output_lines, status=status, action='On') while True:
time.sleep(0.5) try:
Valve_PureWater(chip=output_lines, status=status, action='On', duration=pure_duration) recv = conn.recv(100)
time.sleep(step5_duration) if not recv:
# print(f"Connection with {addr} was reset. Waiting for new connection.")
# Step 6. Drain mixed water break
# Target valve status: [Motor: Off, Vent: On, Pure: On, Enter: Off, Main: Off]
Valve_EnterWater(chip=output_lines, status=status, action='Off') message = recv.decode().strip()
time.sleep(step6_duration)
if message[:3] != 'STX' or message[-3:] != 'ETX':
# Step 7. Input pure water and clean err_msg = 'STXERRORETX'
# Target valve status: [Motor: On, Vent: Off, Pure: On, Enter: On, Main: Off] conn.sendall(err_msg.encode("utf8"))
Valve_EnterWater(chip=output_lines, status=status, action='On') else:
time.sleep(0.5) if message[3] == 'R': # Transfer data from SDT to Sampyo
Valve_Vent(chip=output_lines, status=status, action='Off') now = datetime.now(pytz.timezone('Asia/Seoul'))
time.sleep(0.5) time_str = now.strftime('%Y%m%d%H%M%S')
Motor(chip=output_lines, status=status, action='On')
time.sleep(step7_duration) h_weight = float(data['data']['weight'])
h_concentration = float(data['data']['concentration'])
# Step 8. Drain pure Water data_weight = '{:.3f}'.format(h_weight)
# Target valve status: [Motor: On, Vent: On, Pure: Off, Enter: Off, Main: Off] data_concent = '{:.3f}'.format(h_concentration)
Valve_EnterWater(chip=output_lines, status=status, action='Off')
time.sleep(0.5) send_msg = 'STX' + time_str + '|' + data_weight + '|' + data_concent + 'ETX'
Valve_Vent(chip=output_lines, status=status, action='On')
time.sleep(0.5) try:
Valve_PureWater(chip=output_lines, status=status, action='Off') with open('./control.json', 'r') as f:
time.sleep(step8_duration) cmd = json.load(f)
# Step 9. Stop moter cmd['device']['measure']['action'] = 'On'
# Target valve status: [Motor: Off, Vent: On, Pure: Off, Enter: Off, Main: Off]
Motor(chip=output_lines, status=status, action='Off') with open('./control.json', 'w') as f:
time.sleep(step9_duration) json.dump(cmd, f, indent=4)
return 1 conn.sendall(send_msg.encode("utf8"))
except Exception as e:
elif cmd['type'] == 'clean': err_msg = 'STXERRORETX'
clean_system() conn.sendall(err_msg.encode("utf8"))
time.sleep(3)
elif message[3] == 'S': # Start measurement
else: # cmd['type'] == 'manual' try:
Motor(chip=output_lines, status=status, action=cmd['device']['motor']['action']) with open('./control.json', 'r') as f:
Valve_Vent(chip=output_lines, status=status, action=cmd['device']['vent']['action']) cmd = json.load(f)
# Valve_MixedWater(chip=output_lines, status=status, action=cmd['device']['mixed']['action'])
# Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action']) cmd['type'] = 'auto'
Valve_EnterWater(chip=output_lines, status=status, action=cmd['device']['enter']['action'])
with open('./control.json', 'w') as f:
if cmd['device']['pure']['duration'] == 0: json.dump(cmd, f, indent=4)
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'])
else: send_msg = 'STXOKETX'
Valve_PureWater(chip=output_lines, status=status, action=cmd['device']['pure']['action'], duration=cmd['device']['pure']['duration']) conn.sendall(send_msg.encode("utf8"))
except Exception as e:
err_msg = 'STXERRORETX'
if cmd['device']['main']['duration'] == 0: conn.sendall(err_msg.encode("utf8"))
Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'])
else: elif message[3] == 'T': # Stop measurement
Valve_MainWater(chip=output_lines, status=status, action=cmd['device']['main']['action'], duration=cmd['device']['main']['duration']) try:
with open('./control.json', 'r') as f:
cmd = json.load(f)
if cmd['device']['measure']['action'] == 'On':
result = Measure_Weight(client=client) cmd['type'] = 'manual'
Calculate_Concentration(result) cmd['device']['measure']['action'] = 'Off'
return 1
with open('./control.json', 'w') as f:
if cmd['device']['setzero']['action'] == 'On': json.dump(cmd, f, indent=4)
Set_Zero(client=client)
send_msg = 'STXOKETX'
return 0 conn.sendall(send_msg.encode("utf8"))
except Exception as e:
def clean_system(): err_msg = 'STXERRORETX'
global main_valve_status conn.sendall(err_msg.encode("utf8"))
with open('./control.json', 'r') as f:
cmd = json.load(f) else:
err_msg = 'STXERRORETX'
clean_duration = int(cmd['maintenance']['clean']['duration']) conn.sendall(err_msg.encode("utf8"))
except ConnectionResetError:
if cmd['type'] == 'clean': # print("Connection with " + ip + ":" + port + " was reset. Waiting for new connection.")
Valve_EnterWater(chip=output_lines, status=status, action='Off') break
time.sleep(0.5)
# print("Closing the connection")
Valve_MainWater(chip=output_lines, status=status, action='On')
time.sleep(0.5) def start_server(addr, port):
Valve_PureWater(chip=output_lines, status=status, action='On') host = addr # "25.7.57.1"
time.sleep(clean_duration) port = port # 5000
Valve_MainWater(chip=output_lines, status=status, action='Off') soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
time.sleep(0.5) soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
Valve_EnterWater(chip=output_lines, status=status, action='On') try:
time.sleep(0.5) soc.bind((host, port))
Valve_Vent(chip=output_lines, status=status, action='On') except:
time.sleep(clean_duration) sys.exit()
Valve_PureWater(chip=output_lines, status=status, action='Off') soc.listen(1) # Only one connection at a time.
time.sleep(0.5)
Valve_Vent(chip=output_lines, status=status, action='Off') while True:
time.sleep(0.5) conn, addr = soc.accept()
Valve_EnterWater(chip=output_lines, status=status, action='Off') ip, port = str(addr[0]), str(addr[1])
time.sleep(0.5) print("Connected with " + ip + ":" + port)
def runAction(): client_handler = threading.Thread(target=handle_client, args=(conn, ip, port))
# Write the app's actions in the "runAction" function. client_handler.start()
# Connect MQTT Broker soc.close()
# You have to rename client id. There are special rules.
# Client Name: "device-app-*" def exit_handler(signum, frame):
# For Example Motor(chip=output_lines, status=status, action='Off')
# 1. device-app-test -> Good Valve_Vent(chip=output_lines, status=status, action='Off')
# 2. device-app-light-app -> Good Valve_MixedWater(chip=output_lines, status=status, action='Off')
# 3. device-test-app -> Bad Valve_PureWater(chip=output_lines, status=status, action='Off')
global data
sdtcloud = sdtcloudnodeqmqtt.sdtcloudnodeqmqtt() client.close()
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) sys.exit(0)
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) if __name__ == "__main__":
mqttClient5 = sdtcloud.setClient(f"device-app-5{uuid.uuid1()}") # parameter is client ID(string) output_chip = gpiod.chip('gpiochip11')
mqttlist = [mqttClient1, mqttClient2, mqttClient3, mqttClient4, mqttClient5] config = gpiod.line_request()
config.consumer = 'output'
# If you have config's value, please make config.json file. config.request_type = gpiod.line_request.DIRECTION_OUTPUT
# - Project Code's variable: projectCode(string)
# - Asset Code's variable: assetCode(string) output_lines = output_chip.get_lines([0, 1, 2, 3, 4, 5, 6, 7])
# - You may need it to create a topic. output_lines.request(config, default_vals=[0, 0, 0, 0, 0, 0, 0, 0])
cnt = 0 status = [0, 0, 0, 0, 0, 0, 0, 0]
clean_flag = 0
while True: signal.signal(signal.SIGINT, exit_handler)
start = time.time()
result = Command_Read() with open('./config.json', encoding='UTF-8') as f:
jsonData = json.load(f)
if result:
data['timestamp'] = int(time.time() * 1000) volume_water = 1000.0 / float(jsonData['volume-water'])
sdtcloud.pubMessage(mqttlist[cnt], data)
cnt += 1 modbus_addr = jsonData['modbus-server']['address']
if cnt == 5: modbus_port = jsonData['modbus-server']['port']
cnt = 0
client = ModbusTcpClient(modbus_addr, modbus_port)
end = time.time()
data = {
try: "timestamp": 0,
now = datetime.now(pytz.timezone('Asia/Seoul')) "data":{
time_str = now.strftime('%H') "weight": 0,
time_int = int(time_str) "concentration": 0
}
with open('./control.json', 'r') as f: }
cmd = json.load(f)
## Get ProjectCode and AssetCode
if time_int == int(cmd['maintenance']['clean']['time']):
if clean_flag < 3: ## Execution main funcion
clean_flag += 1 operation_thread = threading.Thread(target=runAction, args=())
clean_system() operation_thread.start()
else:
clean_flag = 0 tcp_addr = jsonData['tcp-server']['address']
except: tcp_port = jsonData['tcp-server']['port']
pass ## Execution TCP/IP server
start_server(addr=tcp_addr, port=tcp_port)
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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