[wifi] scan

wifi_manager.py

@@ -178,13 +178,63 @@ def check_wifi_connection():
             wifi_ssid = columns[3]
             if led_enabled:
                 orangepi.set_led_off('blue')
+            logging.info(f"Wi-Fi connected: {wifi_ssid}")
             return True, wifi_ssid
         elif len(columns) >= 4 and columns[2] == "connecting":
             wifi_ssid = columns[4]
             if led_enabled:
                 orangepi.set_led_on('blue')
+            logging.info(f"Wi-Fi connected: {wifi_ssid}")
+            return True, wifi_ssid
     return False, None
 
+def get_known_wifi():
+    # 定义一个空列表来存储解析后的连接信息
+    connections = []
+
+    cmd = "nmcli connection show"
+    result = subprocess.run(cmd, shell=True, capture_output=True, text=True)
+    output = result.stdout.strip()
+    lines = output.split("\n")[1:]  # Skip the header line
+    # output = result.stdout.strip()
+    # 按行分割输出
+    # lines = output.strip().split('\n')[1:]  # 跳过标题行
+
+    # 遍历每一行以解析连接信息
+    for line in lines:
+        if line.strip():  # 确保跳过空行
+            # 分割每一行以获取字段
+            fields = line.split()
+            if len(fields) >= 4:
+                # 创建一个字典来存储当前连接的信息
+                connection_info = {
+                    'ssid': fields[0],
+                    # 'uuid': fields[1],
+                    'type': fields[2],
+                    # 'device': fields[3] if fields[3] != '--' else None  # 如果设备列为'--'，则设为None
+                }
+                # 将连接信息添加到列表中
+                if connection_info['type'] == 'wifi':  # 只处理wifi连接信息
+                    connections.append(connection_info)
+    logging.info(f"Known Wi-Fi connections: {connections}")
+    return connections
+
+def check_known_wifi(scan_wifi_list):
+    known_wifi_exist = False
+    known_wifi_list = get_known_wifi()
+    for known_wifi in known_wifi_list:
+        for wifi in scan_wifi_list:
+            if known_wifi['ssid'] == wifi['ssid']:
+                known_wifi_exist = True
+    if not known_wifi_exist:
+        return False
+    while known_wifi_exist:
+        logging.info(f"Known Wi-Fi exist, wait for connecting...")
+        connected, _ = check_wifi_connection()
+        if connected:
+            break
+    return True
+
 def force_scan_wifi():
     wifi_list = []
     while wifi_list == []:
@@ -270,7 +320,6 @@ def scan_wifi():
         json.dump(wifi_list, f)
         logging.info(f"Wi-Fi scaned list: {wifi_list}")
     
-
     return wifi_list
 
 # 连接 Wi-Fi
@@ -390,6 +439,8 @@ if __name__ == '__main__':
     # wifi_list = scan_wifi()
     # time.sleep(2)  # 等待2秒，确保wifi scan完成
     
+    known_wifi = get_known_wifi()
+    
     connected, wifi_ssid = check_wifi_connection()
     if connected:
         logging.info(f"系统已自动连接到 Wi-Fi 网络，退出程序")