91 lines
2.5 KiB
Python
91 lines
2.5 KiB
Python
'''
|
|
Script to see get the SARA R4 MQTT config
|
|
ex:
|
|
/usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/MQTT/login_logout.py ttyAMA2 1 2
|
|
'''
|
|
|
|
import serial
|
|
import time
|
|
import sys
|
|
import json
|
|
|
|
parameter = sys.argv[1:] # Exclude the script name
|
|
#print("Parameters received:")
|
|
port='/dev/'+parameter[0] # ex: ttyAMA2
|
|
login_logout = int(parameter[1]) # ex:1
|
|
timeout = float(parameter[2]) # ex:2
|
|
|
|
|
|
yellow_color = "\033[33m" # ANSI escape code for yellow
|
|
red_color = "\033[31m" # ANSI escape code for red
|
|
reset_color = "\033[0m" # Reset color to default
|
|
green_color = "\033[32m" # Green
|
|
|
|
#get baudrate
|
|
def load_config(config_file):
|
|
try:
|
|
with open(config_file, 'r') as file:
|
|
config_data = json.load(file)
|
|
return config_data
|
|
except Exception as e:
|
|
print(f"Error loading config file: {e}")
|
|
return {}
|
|
|
|
def read_complete_response(serial_connection, timeout=2, end_of_response_timeout=2):
|
|
response = bytearray()
|
|
serial_connection.timeout = timeout
|
|
end_time = time.time() + end_of_response_timeout
|
|
|
|
while True:
|
|
if serial_connection.in_waiting > 0:
|
|
data = serial_connection.read(serial_connection.in_waiting)
|
|
response.extend(data)
|
|
end_time = time.time() + end_of_response_timeout # Reset timeout on new data
|
|
elif time.time() > end_time:
|
|
break
|
|
time.sleep(0.1) # Short sleep to prevent busy waiting
|
|
|
|
# Decode the response and filter out empty lines
|
|
decoded_response = response.decode('utf-8')
|
|
non_empty_lines = "\n".join(line for line in decoded_response.splitlines() if line.strip())
|
|
|
|
# Add yellow color to the output
|
|
|
|
colored_output = f"{yellow_color}{non_empty_lines}\n{reset_color}"
|
|
|
|
return colored_output
|
|
|
|
|
|
# Define the config file path
|
|
config_file = '/var/www/nebuleair_pro_4g/config.json'
|
|
# Load the configuration data
|
|
config = load_config(config_file)
|
|
# Access the shared variables
|
|
baudrate = config.get('SaraR4_baudrate', 115200)
|
|
|
|
ser = serial.Serial(
|
|
port=port, #USB0 or ttyS0
|
|
baudrate=baudrate, #115200 ou 9600
|
|
parity=serial.PARITY_NONE, #PARITY_NONE, PARITY_EVEN or PARITY_ODD
|
|
stopbits=serial.STOPBITS_ONE,
|
|
bytesize=serial.EIGHTBITS,
|
|
timeout = timeout
|
|
)
|
|
|
|
command = f'AT+UMQTTC={login_logout}\r'
|
|
ser.write((command + '\r').encode('utf-8'))
|
|
|
|
|
|
try:
|
|
response_SARA_1 = read_complete_response(ser)
|
|
print(response_SARA_1)
|
|
|
|
except serial.SerialException as e:
|
|
print(f"Error: {e}")
|
|
|
|
finally:
|
|
if ser.is_open:
|
|
ser.close()
|
|
#print("Serial closed")
|
|
|