connect modem one by one to receive sms

ModemPool.py

@@ -28,12 +28,15 @@ class ModemPool:
             self._serial_list.append(ser)
 
     def reset_all_modems(self):
+        print("will reset modem pool")
         for ser in self._serial_list:
             # may encontre exception here, multi-access to serial port
             time.sleep(2)
             self._send_command("AT+CFUN=1,1\r", ser)
         #     wait for 20 second, so that the modem can init all the sims
         time.sleep(20)
+        for ser in self._serial_list:
+            ser.close()
 
     def _generate_error_msg(self, slot_position, index, error: SIMError):
         msg = "slot({}) SIM({}), error:{}".format(slot_position, index + 1,

main.py

@@ -19,11 +19,11 @@ from logs.AppLogging import init_logger
 from utils.message_receiver import MessageReceiver
 
 BAUDRATE = 115200
-OTP_TIMEOUT = 70
+OTP_TIMEOUT = 90
 is_finished = False
 commandor = Commandor()
 contacts = []
-
+current_gsm_modem = None
 card_pool = CardPool(CARD_POOL_PORT)
 
 
@@ -70,11 +70,6 @@ def create_modem_for_port(port: str) -> Union[SerialModem, None]:
     serial_modem = None
     try:
         modem = GsmModem(port)
-        # time.sleep(1)
-        # modem.connect()
-        # number = modem.ownNumber
-        # logger.info("The SIM card phone number is:")
-        # logger.info(number)
         return SerialModem(modem=modem)
     except Exception as ext:
         print(ext)
@@ -87,6 +82,8 @@ def timeout_occurred(serial_modem: SerialModem):
 
 
 def start_to_handle_sms(serial_modem: SerialModem):
+    global current_gsm_modem
+    current_gsm_modem = serial_modem.modem
     serial_modem.modem.smsReceivedCallback = handle_sms
     global is_finished
     is_finished = False
@@ -101,6 +98,7 @@ def start_to_handle_sms(serial_modem: SerialModem):
             logger.info("time out for {}, switch to next contact".format(serial_modem.phone_number))
             # save the contact in timeout
             timeout_occurred(serial_modem)
+            current_gsm_modem.close()
             return
     return
 
@@ -110,7 +108,9 @@ def handle_sms(sms):
         u'== SMS message received ==\nFrom: {0}\nTime: {1}\nMessage:\n{2}\n'.format(sms.number, sms.time, sms.text))
     # extract the otp number
     logger.info("try to extract the otp")
-    match = re.search(r'\d{6,8}', sms.text)
+    pattern = r'\d{6,8}'
+    # if re.match(pattern, sms.text):
+    match = re.search(pattern, sms.text)
     otp = match.group(0)
     logger.info("otp is " + otp)
     commandor.send_otp(otp)
@@ -119,6 +119,9 @@ def handle_sms(sms):
     while not is_finished:
         time.sleep(2)
     is_finished = True
+    global current_gsm_modem
+    if current_gsm_modem:
+        current_gsm_modem.close()
 
 
 def select_sim_storage(ser) -> bool:
@@ -173,8 +176,8 @@ def read_all_the_phone_number():
 
 
 def start_book():
-    slot_number = 12
+    slot_number = 7
-    slot_sum = 31
+    slot_sum = 29
     for i in range(slot_number, slot_sum + 1):
         card_pool.reset()
         print("will switch to " + str(i))
@@ -187,16 +190,21 @@ def start_book():
         excel_reader = ExcelHelper()
         global contacts
         contacts = excel_reader.read_contacts()
-        for index, modem in modem_list:
+        for modem in modem_list:
-            # get contact for current modem
+            try:
-            modem.get_ccid()
+                # get contact for current modem
-            contact = [contact for contact in contacts if contact.ccid == modem.ccid]
+                modem.get_ccid()
-            if len(contact) > 0:
+                # find the contact with ccid
-                modem.phone_number = contact[0].phone
+                contact = [contact for contact in contacts if contact.ccid == modem.ccid]
-                modem.contact = contact[0]
+                if len(contact) > 0:
-            if modem.contact:
+                    modem.phone_number = contact[0].phone
-                commandor.start_page(modem.contact)
+                    modem.contact = contact[0]
-                start_to_handle_sms(modem)
+                if modem.contact:
+                    commandor.start_page(modem.contact)
+                    start_to_handle_sms(modem)
+            except Exception as error:
+                print(error)
+                continue
 
 
 if __name__ == '__main__':