feat: 默认节点池重置订阅链接+显示当前链接

bot.py

@@ -15,6 +15,11 @@ SUB_SECRET = os.environ.get('SUB_SECRET', 'changeme')
 SUB_HOST = os.environ.get('SUB_HOST', 'substore.mjjtop.com')
 WAITING_ADD = set()  # user_ids waiting to add sub
 
+def get_default_secret():
+    """获取默认节点池的 secret，优先用 data.json 里的，没有就用环境变量"""
+    data = load_data()
+    return data.get('default_secret', SUB_SECRET)
+
 def load_data():
     if os.path.exists(DATA_FILE):
         with open(DATA_FILE) as f:
@@ -135,20 +140,37 @@ async def cb_menu(update: Update, context: ContextTypes.DEFAULT_TYPE):
     if action == 'menu_default':
         cnt = len(data['subs'])
         alive_cnt = len([s for s in data['subs'] if s.get('alive', True)])
+        host = SUB_HOST
+        url = f"https://{host}/{get_default_secret()}/download?target=ClashMeta"
         buttons = [
             [InlineKeyboardButton("📋 节点列表", callback_data='menu_list'),
              InlineKeyboardButton("📥 获取订阅", callback_data='menu_get')],
             [InlineKeyboardButton("➕ 添加节点", callback_data='menu_add'),
              InlineKeyboardButton("🗑 删除节点", callback_data='menu_del')],
+            [InlineKeyboardButton("🔄 重置订阅链接", callback_data='menu_reset_secret')],
             [InlineKeyboardButton("◀️ 返回主菜单", callback_data='menu_home')],
         ]
         try:
             await q.edit_message_text(
-                f'📦 *默认节点池*\n\n总计 {cnt} 个节点，{alive_cnt} 个可用',
+                f'📦 *默认节点池*\n\n总计 {cnt} 个节点，{alive_cnt} 个可用\n🔗 订阅链接:\n`{url}`',
                 parse_mode='Markdown', reply_markup=InlineKeyboardMarkup(buttons))
         except:
             await send_del(q.message,
-                f'📦 *默认节点池*\n\n总计 {cnt} 个节点，{alive_cnt} 个可用',
+                f'📦 *默认节点池*\n\n总计 {cnt} 个节点，{alive_cnt} 个可用\n🔗 订阅链接:\n`{url}`',
+                parse_mode='Markdown', reply_markup=InlineKeyboardMarkup(buttons))
+
+    elif action == 'menu_reset_secret':
+        new_secret = secrets.token_hex(16)
+        data['default_secret'] = new_secret
+        save_data(data)
+        host = SUB_HOST
+        url = f"https://{host}/{new_secret}/download?target=ClashMeta"
+        buttons = [[InlineKeyboardButton("◀️ 返回", callback_data='menu_default')]]
+        try:
+            await q.edit_message_text(f"✅ 默认订阅链接已重置\n\n旧链接已失效\n新链接:\n`{url}`",
+                                      parse_mode='Markdown', reply_markup=InlineKeyboardMarkup(buttons))
+        except:
+            await send_del(q.message, f"✅ 默认订阅链接已重置\n\n旧链接已失效\n新链接:\n`{url}`",
                            parse_mode='Markdown', reply_markup=InlineKeyboardMarkup(buttons))
 
     elif action == 'menu_home':
@@ -280,7 +302,7 @@ async def cb_getsub(update: Update, context: ContextTypes.DEFAULT_TYPE):
                 cm = gen_clash_meta([s])
                 await send_del(q.message, f'```yaml\n{cm}\n```', parse_mode='Markdown')
             elif fmt == 'url':
-                url = f'https://substore.mjjtop.com/{SUB_SECRET}/download?target=ClashMeta'
+                url = f'https://substore.mjjtop.com/{get_default_secret()}/download?target=ClashMeta'
                 await send_del(q.message, f'📎 订阅URL:\n{url}')
         return
 
@@ -303,7 +325,7 @@ async def cb_getsub(update: Update, context: ContextTypes.DEFAULT_TYPE):
         proto, fmt = parts[1], parts[2]
         subs = alive if proto == 'all' else [s for s in alive if s['type'] == proto]
         if fmt == 'clash':
-            url = f'https://substore.mjjtop.com/{SUB_SECRET}/download?target=ClashMeta'
+            url = f'https://substore.mjjtop.com/{get_default_secret()}/download?target=ClashMeta'
             if proto != 'all': url += f'&type={proto}'
             return await send_del(q.message, f'📎 Clash Meta 订阅链接:\n{url}')
         links = '\n'.join(s['link'] for s in subs)
@@ -317,7 +339,7 @@ async def cb_getsub(update: Update, context: ContextTypes.DEFAULT_TYPE):
         return
 
     if action == 'get_all_clash':
-        url = f'https://substore.mjjtop.com/{SUB_SECRET}/download?target=ClashMeta'
+        url = f'https://substore.mjjtop.com/{get_default_secret()}/download?target=ClashMeta'
         await send_del(q.message, f'📎 Clash Meta 订阅链接:\n{url}')
         return
 
@@ -408,7 +430,7 @@ async def cb_multiout(update: Update, context: ContextTypes.DEFAULT_TYPE):
         await send_del(q.message, f'```yaml\n{cm}\n```', parse_mode='Markdown')
     elif fmt == 'url':
         names = ','.join(urllib.request.quote(s['name']) for s in chosen)
-        url = f'https://substore.mjjtop.com/{SUB_SECRET}/download?target=ClashMeta&name={names}'
+        url = f'https://substore.mjjtop.com/{get_default_secret()}/download?target=ClashMeta&name={names}'
         await send_del(q.message, f'📎 订阅URL:\n{url}')
     elif fmt == 'b64':
         links = '\n'.join(s['link'] for s in chosen)
@@ -599,7 +621,7 @@ class SubHandler(BaseHTTPRequestHandler):
 
         # 匹配默认分组或自定义分组
         alive = []
-        if path == f'/{SUB_SECRET}/download':
+        if path == f'/{get_default_secret()}/download':
             data = load_data()
             alive = [s for s in data['subs'] if s.get('alive', True)]
         else: