wifi json

README.md

@@ -62,6 +62,7 @@ Description=Hotspot Service
 After=network.target
 
 [Service]
+ExecPre=/bin/sleep 5
 ExecStart=create_ap wlan0 eth0 Takway-Toys --no-virt
 User=root
 
@@ -174,7 +175,7 @@ nmcli dev wifi connect Innoxsz-Public password innox2023
 - 断开Wi-Fi连接:
 
 ```
-nmcli dev disconnect iface wlan0
+nmcli dev disconnect wlan0
 ```
 
 - 扫描Wi-Fi:
@@ -187,3 +188,10 @@ nmcli dev wifi
 ```
 nmcli dev status
 ```
+
+
+### create_ap
+
+```
+sudo create_ap wlan0 eth0 Takway-Toys --no-virt
++```

wifi_manager.py

@@ -5,6 +5,7 @@ import psutil
 import signal
 import time
 import datetime
+import json
 from flask import Flask, render_template, request, redirect, url_for, make_response
 
 try:
@@ -71,7 +72,7 @@ def check_wifi_connection():
             if led_enabled:
                 orangepi.set_led_off('blue')
             return True, wifi_ssid
-    return False
+    return False, None
 
 def scan_wifi():
     subprocess.run(['nmcli', 'dev', 'wifi', 'rescan'], check=True)
@@ -127,13 +128,25 @@ def scan_wifi():
         if len(wifi_list) == 15:
             break
     # save wifi_list to file
-    with open('wifi_list.txt', 'w') as f:
+    with open('wifi_list.json', 'w') as f:
-        for wifi in wifi_list:
+        json.dump(wifi_list, f)
-            print(f"{wifi}")
-            f.write(f"{wifi}\n")
 
     return wifi_list
 
+def load_saved_wifi():
+    try:
+        with open('wifi_list.json', 'r') as f:
+            wifi_list = json.load(f)
+        return wifi_list
+    except FileNotFoundError:
+        return []
+
+def save_wifi(ssid, password):
+    wifi_list = load_saved_wifi()
+    wifi_list.append({'ssid': ssid, 'password': password})
+    with open('wifi_list.json', 'w') as f:
+        json.dump(wifi_list, f)
+
 # 连接 Wi-Fi
 def connect_wifi(ssid, password):
     # 连接到用户选择的 Wi-Fi 网络
@@ -142,6 +155,7 @@ def connect_wifi(ssid, password):
         output_str = output.decode('utf-8')  # 将输出转换为字符串
         if "successfully" in output_str:
             print(f"{datetime.datetime.now()}: Successfully connected to Wi-Fi: {ssid}")
+            save_wifi(ssid, password)  # 保存连接成功的Wi-Fi信息
             return True
         else:
             print(f"{datetime.datetime.now()}: Error connecting to Wi-Fi: {output_str}")
@@ -193,10 +207,13 @@ def submit():
     if connect_wifi(ssid, password):
         close_app()
 
-    if not check_wifi_connection():
+    connected, wifi_ssid = check_wifi_connection()
+    if not connected:
         print(f"{datetime.datetime.now()}: Wi-Fi连接失败。")
         wifi_list = scan_wifi()
         start_hotspot()
+    else:
+        save_wifi(wifi_ssid, password)  # 保存连接成功的Wi-Fi信息
 
     return redirect(url_for('index'))
 
@@ -218,13 +235,14 @@ if __name__ == '__main__':
     if led_enabled:
         orangepi.set_led_on('blue')
 
-    if check_wifi_connection():
+    connected, wifi_ssid = check_wifi_connection()
+    if connected:
         print(f"{datetime.datetime.now()}: 系统已自动连接到 Wi-Fi 网络，退出程序")
         close_app()
     else:
-        wifi_list = scan_wifi()
+        wifi_list = load_saved_wifi()
+        if not wifi_list:
+            wifi_list = scan_wifi()
         print(f"{datetime.datetime.now()}: 未连接到 Wi-Fi 网络")
         start_hotspot()
         app.run(host='0.0.0.0', port=80)
-
-