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2 parents 47cfafd + 7ae1a87 commit f31fc37

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‎network-comm/nic/cellular/example_network_exception_handle.py‎

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import net
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import dataCall
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import _thread
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import osTimer
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import utime
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import sys_bus
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CFUN_SWITCH_TOPIC = 'cfun_switch_timer'
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NETWORK_EVENT_TOPIC = 'network_event'
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network_monitor = None
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class NetworkConnectState:
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DISCONNECT = 0
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CONNECT = 1
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class NetworkExceptionService:
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def __init__(self):
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self.timer_period = 1000 * 60 * 2 # 2 * 60s
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self.__cfun_timer = osTimer()
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sys_bus.subscribe(CFUN_SWITCH_TOPIC, self.__cfun_switch_timer_handle)
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sys_bus.subscribe(NETWORK_EVENT_TOPIC, self.__network_event_handle)
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def enable(self):
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dataCall.setCallback(self.__network_event_callback)
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def __cfun_switch_timer_callback(self, args):
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print('cfun switch timer.')
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sys_bus.publish(CFUN_SWITCH_TOPIC, 0)
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def __cfun_switch_timer_handle(self, topic, msg):
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print('recv event form cfun_switch_timer.')
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net.setModemFun(0)
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utime.sleep(5)
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net.setModemFun(1)
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def __network_event_callback(self, args):
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print('The state of the network connection has changed.')
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sys_bus.publish(NETWORK_EVENT_TOPIC, args)
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def __network_event_handle(self, topic, msg):
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print('recv event form network_event_callback.')
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profile_id = msg[0]
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conn_state = msg[1]
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if conn_state == NetworkConnectState.DISCONNECT:
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print('The network connection has been disconnected.')
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print('start cfun_switch_timer.')
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self.__cfun_timer.start(self.timer_period, 1, self.__cfun_switch_timer_callback)
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elif conn_state == NetworkConnectState.CONNECT:
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print('The network connection has been connected.')
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self.__cfun_timer.stop()
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else:
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print('unknown state value:{}.'.format(conn_state))
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def main():
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global network_monitor
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network_monitor = NetworkExceptionService()
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network_monitor.enable()
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if __name__ == '__main__':
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main()

‎network-comm/nic/cellular/example_socket_activate_default_nic_no_apn.py‎

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import checkNet
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import usocket
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def main():
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stage, state = checkNet.waitNetworkReady(20)
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if stage == 3 and state == 1:
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print('Network connected successfully.')
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# 创建一个socket对象
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sock = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
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# 解析域名
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try:
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sockaddr = usocket.getaddrinfo('python.quectel.com', 80)[0][-1]
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except Exception:
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print('Domain name resolution failed.')
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sock.close()
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return
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# 建立连接
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sock.connect(sockaddr)
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# 向服务端发送消息
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ret = sock.send('GET /News HTTP/1.1\r\nHost: python.quectel.com\r\nAccept-Encoding: deflate\r\nConnection: keep-alive\r\n\r\n')
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print('send {} bytes'.format(ret))
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# 接收服务端消息
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data = sock.recv(256)
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print('recv {} bytes:'.format(len(data)))
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print(data.decode())
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# 关闭连接
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sock.close()
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else:
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print('Network connected failed, stage={}, state={}'.format(stage, state))
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if __name__ == '__main__':
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main()

‎network-comm/nic/cellular/example_socket_activate_default_nic_set_apn.py‎

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import checkNet
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import usocket
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import dataCall
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from misc import Power
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# 用户需要配置的APN信息，根据实际情况修改
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usrCfg = {'apn': '3gnet', 'username': '', 'password': ''}
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def checkAPN():
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# 获取第一路网卡的APN信息，确认当前使用的是否是用户指定的APN
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pdpCtx = dataCall.getPDPContext(1)
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if pdpCtx != -1:
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if pdpCtx[1] != usrCfg['apn']:
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# 如果不是用户需要的APN，使用如下方式配置
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ret = dataCall.setPDPContext(1, 0, usrCfg['apn'], usrCfg['username'], usrCfg['password'], 0)
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if ret == 0:
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print('APN configuration successful. Ready to restart to make APN take effect.')
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print('Please re-execute this program after restarting.')
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# 重启后按照配置的信息进行拨号
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Power.powerRestart()
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else:
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print('APN configuration failed.')
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return False
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else:
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print('The APN is correct and no configuration is required')
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return True
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else:
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print('Failed to get PDP Context.')
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return False
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def main():
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checkpass = checkAPN()
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if not checkpass:
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return
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stage, state = checkNet.waitNetworkReady(20)
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if stage == 3 and state == 1:
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print('Network connected successfully.')
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# 创建一个socket对象
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sock = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
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# 解析域名
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try:
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sockaddr = usocket.getaddrinfo('python.quectel.com', 80)[0][-1]
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except Exception:
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print('Domain name resolution failed.')
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sock.close()
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return
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# 建立连接
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sock.connect(sockaddr)
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# 向服务端发送消息
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ret = sock.send('GET /News HTTP/1.1\r\nHost: python.quectel.com\r\nAccept-Encoding: deflate\r\nConnection: keep-alive\r\n\r\n')
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print('send {} bytes'.format(ret))
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# 接收服务端消息
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data = sock.recv(256)
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print('recv {} bytes:'.format(len(data)))
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print(data.decode())
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# 关闭连接
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sock.close()
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else:
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print('Network connected failed, stage={}, state={}'.format(stage, state))
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if __name__ == '__main__':
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main()

‎network-comm/nic/cellular/example_socket_activate_multiple_nic_set_apn.py‎

Lines changed: 132 additions & 0 deletions
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import checkNet
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import usocket
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import dataCall
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from misc import Power
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# 用户需要配置的APN信息，根据实际情况修改
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usrCfg1 = {'profileID': 1, 'apn': '3gnet', 'username': '', 'password': ''}
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usrCfg2 = {'profileID': 2, 'apn': '3gwap', 'username': '', 'password': ''}
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def checkAPN(usrCfg, reboot=False):
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if type(usrCfg) != dict:
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print("Error: Input is not a dictionary.")
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return False
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print('Check the APN configuration of the {} network card.'.format(usrCfg['profileID']))
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# 获取网卡的APN信息，确认当前使用的是否是用户指定的APN
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pdpCtx = dataCall.getPDPContext(usrCfg['profileID'])
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if pdpCtx != -1:
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if pdpCtx[1] != usrCfg['apn']:
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# 如果不是用户需要的APN，使用如下方式配置
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ret = dataCall.setPDPContext(usrCfg['profileID'], 0, usrCfg['apn'], usrCfg['username'], usrCfg['password'], 0)
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if ret == 0:
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print('APN configuration successful.')
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# 重启后按照配置的信息进行拨号
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if reboot:
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print('Ready to restart to make APN take effect.')
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print('Please re-execute this program after restarting.')
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Power.powerRestart()
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else:
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return True
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else:
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print('APN configuration failed.')
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return False
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else:
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print('The APN is correct and no configuration is required')
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return True
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else:
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print('Failed to get PDP Context.')
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return False
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def main():
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# 使能第一路网卡开机自动激活功能
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dataCall.setAutoActivate(1, 1)
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# 使能第一路网卡自动重连功能
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dataCall.setAutoConnect(1, 1)
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# 使能第二路网卡开机自动激活功能
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dataCall.setAutoActivate(2, 1)
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# 使能第二路网卡自动重连功能
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dataCall.setAutoConnect(2, 1)
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# 检查第一路网卡的APN配置，暂时不重启
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checkpass = checkAPN(usrCfg1, reboot=False)
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if not checkpass:
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return
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# 检查第二路网卡的APN配置，配置后重启
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checkpass = checkAPN(usrCfg2, reboot=True)
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if not checkpass:
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return
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stage, state = checkNet.waitNetworkReady(20)
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if stage == 3 and state == 1:
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print('Network connected successfully.')
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# 分别获取第一路和第二路网卡的IP地址信息
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ret1 = dataCall.getInfo(usrCfg1['profileID'], 0)
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ret2 = dataCall.getInfo(usrCfg2['profileID'], 0)
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print('NIC{}：{}'.format(usrCfg1['profileID'], ret1))
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print('NIC{}：{}'.format(usrCfg2['profileID'], ret2))
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ip_nic1 = None
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ip_nic2 = None
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if ret1 == -1 or ret1[2][2] == '0.0.0.0':
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print("Error: Failed to get the IP of the NIC{}.".format(usrCfg1['profileID']))
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return
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else:
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ip_nic1 = ret1[2][2]
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if ret2 == -1 or ret2[2][2] == '0.0.0.0':
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print("Error: Failed to get the IP of the NIC{}.".format(usrCfg2['profileID']))
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return
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else:
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ip_nic2 = ret2[2][2]
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print('NIC{} IP：{}'.format(usrCfg1['profileID'], ip_nic1))
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print('NIC{} ip：{}'.format(usrCfg2['profileID'], ip_nic2))
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print('---------------sock1 test-----------------')
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# 创建socket对象
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sock1 = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
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# 解析域名
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try:
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sockaddr = usocket.getaddrinfo('python.quectel.com', 80)[0][-1]
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except Exception:
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print('Domain name resolution failed.')
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sock1.close()
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return
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# 建立连接
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sock1.connect(sockaddr)
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# 向服务端发送消息
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ret = sock1.send('GET /News HTTP/1.1\r\nHost: python.quectel.com\r\nAccept-Encoding: deflate\r\nConnection: keep-alive\r\n\r\n')
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print('send {} bytes'.format(ret))
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# 接收服务端消息
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data = sock1.recv(256)
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print('recv {} bytes:'.format(len(data)))
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print(data.decode())
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# 关闭连接
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sock1.close()
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print('---------------sock2 test-----------------')
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sock2 = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM, usocket.TCP_CUSTOMIZE_PORT)
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sock2.bind((ip_nic2, 0))
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sock2.settimeout(10)
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# 服务器IP和端口，下面的IP和端口仅作示例参考
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server_addr = ('220.180.239.212', 8305)
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# 建立连接
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sock2.connect(server_addr)
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# 向服务器发送消息
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ret = sock2.send('test data.')
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print('send {} bytes'.format(ret))
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# 接收服务端消息
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try:
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data = sock2.recv(256)
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print('recv {} bytes:'.format(len(data)))
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print(data.decode())
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except Exception:
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print('No reply from server.')
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# 关闭连接
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sock2.close()
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else:
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print('Network connected failed, stage={}, state={}'.format(stage, state))
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if __name__ == '__main__':
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main()

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