This commit is contained in:
Your Name
2025-03-10 15:00:00 +01:00
parent 10c4348e54
commit 33b24a9f53
2 changed files with 179 additions and 9 deletions

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@@ -0,0 +1,103 @@
'''
____ _ ____ _
/ ___| / \ | _ \ / \
\___ \ / _ \ | |_) | / _ \
___) / ___ \| _ < / ___ \
|____/_/ \_\_| \_\/_/ \_\
Script to Configures the network connection to a Multi GNSS Assistance (MGA) server used also per CellLocate
/usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/cellLocate/server_conf.py ttyAMA2 1
AT+UGSRV="cell-live1.services.u-blox.com","cell-live2.services.u-blox.com","XkEKfGqVSbmNE1eZfBZm4Q"
'''
import serial
import time
import sys
import json
parameter = sys.argv[1:] # Exclude the script name
port='/dev/'+parameter[0] # ex: ttyAMA2
timeout = float(parameter[1]) # ex:2
#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 {}
# 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
)
def read_complete_response(serial_connection, timeout=2, end_of_response_timeout=2, wait_for_lines=None, debug=True):
'''
Fonction très importante !!!
Reads the complete response from a serial connection and waits for specific lines.
'''
if wait_for_lines is None:
wait_for_lines = [] # Default to an empty list if not provided
response = bytearray()
serial_connection.timeout = timeout
end_time = time.time() + end_of_response_timeout
start_time = time.time()
while True:
elapsed_time = time.time() - start_time # Time since function start
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
# Decode and check for any target line
decoded_response = response.decode('utf-8', errors='replace')
for target_line in wait_for_lines:
if target_line in decoded_response:
if debug:
print(f"[DEBUG] 🔎 Found target line: {target_line} (in {elapsed_time:.2f}s)")
return decoded_response # Return response immediately if a target line is found
elif time.time() > end_time:
if debug:
print(f"[DEBUG] Timeout reached. No more data received.")
break
time.sleep(0.1) # Short sleep to prevent busy waiting
# Final response and debug output
total_elapsed_time = time.time() - start_time
if debug:
print(f"[DEBUG] ⏱️ elapsed time: {total_elapsed_time:.2f}s. ⏱️")
# Check if the elapsed time exceeded 10 seconds
if total_elapsed_time > 10 and debug:
print(f"[ALERT] 🚨 The operation took too long 🚨")
print(f'<span style="color: red;font-weight: bold;">[ALERT] ⚠️{total_elapsed_time:.2f}s⚠</span>')
return response.decode('utf-8', errors='replace') # Return the full response if no target line is found
#command = f'ATI\r'
command = f'AT+UGSRV="cell-live1.services.u-blox.com","cell-live2.services.u-blox.com","XkEKfGqVSbmNE1eZfBZm4Q"\r'
ser.write((command + '\r').encode('utf-8'))
response = read_complete_response(ser, wait_for_lines=["+UULOC"])
print(response)

View File

@@ -121,19 +121,38 @@ try:
print('<h3>Start reboot python script</h3>')
#check modem status
#Attention:
# SARA R4 response: Manufacturer: u-blox Model: SARA-R410M-02B
# SArA R5 response: SARA-R500S-01B-00
print("Check SARA Status")
command = f'ATI\r'
ser_sara.write(command.encode('utf-8'))
response_SARA_ATI = read_complete_response(ser_sara, wait_for_lines=["IMEI"])
print(response_SARA_ATI)
match = re.search(r"Model:\s*(.+)", response_SARA_ATI)
model = match.group(1).strip() if match else "Unknown" # Strip unwanted characters
print(f" Model: {model}")
# Check for SARA model with more robust regex
model = "Unknown"
if "SARA-R410M" in response_SARA_ATI:
model = "SARA-R410M"
print("📱 Detected SARA R4 modem")
elif "SARA-R500" in response_SARA_ATI:
model = "SARA-R500"
print("📱 Detected SARA R5 modem")
else:
# Fallback to regex match if direct string match fails
match = re.search(r"Model:\s*([A-Za-z0-9\-]+)", response_SARA_ATI)
if match:
model = match.group(1).strip()
else:
model = "Unknown"
print("⚠️ Could not identify modem model")
print(f"🔍 Model: {model}")
update_json_key(config_file, "modem_version", model)
time.sleep(1)
# 1. Set AIRCARTO URL
# 1. Set AIRCARTO URL (profile id = 0)
print('Set aircarto URL')
aircarto_profile_id = 0
aircarto_url="data.nebuleair.fr"
@@ -143,26 +162,74 @@ try:
print(response_SARA_1)
time.sleep(1)
#2. Set uSpot URL
#2. Set uSpot URL (profile id = 1)
print('Set uSpot URL')
uSpot_profile_id = 1
uSpot_url="api-prod.uspot.probesys.net"
security_profile_id = 1
#step 1: import the certificate
print("****")
certificate_name = "e6"
with open("/var/www/nebuleair_pro_4g/SARA/SSL/certificate/e6.pem", "rb") as cert_file:
certificate = cert_file.read()
size_of_string = len(certificate)
print("\033[0;33m Import certificate\033[0m")
# AT+USECMNG=0,<type>,<internal_name>,<data_size>
# type-> 0 -> trusted root CA
command = f'AT+USECMNG=0,0,"{certificate_name}",{size_of_string}\r'
ser_sara.write((command + '\r').encode('utf-8'))
response_SARA_1 = read_complete_response(ser_sara)
print(response_SARA_1)
time.sleep(0.5)
print("\033[0;33mAdd certificate\033[0m")
ser_sara.write(certificate)
response_SARA_2 = read_complete_response(ser_sara)
print(response_SARA_2)
time.sleep(0.5)
# SECURITY PROFILE
# op_code: 3 -> trusted root certificate internal name
print("\033[0;33mSet the security profile (choose cert)\033[0m")
command = f'AT+USECPRF={security_profile_id},3,"{certificate_name}"\r'
ser_sara.write((command + '\r').encode('utf-8'))
response_SARA_5c = read_complete_response(ser_sara, wait_for_lines=["OK"])
print(response_SARA_5c)
time.sleep(0.5)
#step 4: set url (op_code = 1)
command = f'AT+UHTTP={uSpot_profile_id},1,"{uSpot_url}"\r'
ser_sara.write(command.encode('utf-8'))
response_SARA_2 = read_complete_response(ser_sara, wait_for_lines=["OK"])
print(response_SARA_2)
time.sleep(1)
print("set port 81")
command = f'AT+UHTTP={uSpot_profile_id},5,81\r'
#step 4: set PORT (op_code = 5)
print("set port 443")
command = f'AT+UHTTP={uSpot_profile_id},5,443\r'
ser_sara.write((command + '\r').encode('utf-8'))
response_SARA_55 = read_complete_response(ser_sara, wait_for_lines=["OK"])
print(response_SARA_55)
time.sleep(1)
#step 4: set url to SSL (op_code = 6) (http_secure = 1 for HTTPS)(USECMNG_PROFILE = 2)
print("\033[0;33mSET SSL\033[0m")
http_secure = 1
command = f'AT+UHTTP={uSpot_profile_id},6,{http_secure},{security_profile_id}\r'
#command = f'AT+UHTTP={profile_id},6,{http_secure}\r'
ser_sara.write(command.encode('utf-8'))
response_SARA_5 = read_complete_response(ser_sara, wait_for_lines=["OK"])
print(response_SARA_5)
time.sleep(1)
#3. Get localisation (CellLocate)
mode = 2
sensor = 2
mode = 2 #single shot position
sensor = 2 #use cellular CellLocate® location information
response_type = 0
timeout_s = 2
accuracy_m = 1