update refresh_cdn_cache.py

README.md

@@ -76,6 +76,8 @@ freecdn-js能提高网站稳定性，如果其中一个cdn链接不可用则启
 
 > P.S. cdn有缓存，如果freecdn失效请检查`freecdn-manifest.txt`或`manifest-full.txt`是否和对应原文件一致。
 
+在上传hexo博客后使用`refresh_cdn_cache.py`进行刷新。
+
 生成的`freecdn-manifest.txt`[示例](https://github.com/xingpingcn/picture-bed-using-freecdn/blob/main/freecdn-manifest.txt)如下
 
 <details> <summary>点击查看</summary>
@@ -140,6 +142,7 @@ freecdn-js能提高网站稳定性，如果其中一个cdn链接不可用则启
     python ../generate_external_manifest_file.py 
     freecdn js --make --cdn "https://jsd.cdn.zzko.cn/gh/user/repo@main/freecdn-internal/ver/freecdn-main.min.js unpkg jsdelivr elemecdn " #此命令为配置cdn链接用于加速.min.js文件，详细请查看freecdn项目的GitHub
     gulp && hexo d
+    python ../refresh_cdn_cache.py
 ```
 
 ## 感谢

refresh_cdn_cache.py

@@ -0,0 +1,27 @@
+import requests,re
+import os
+from generate_custom_conf import proxies_dict
+from concurrent.futures import ThreadPoolExecutor, wait
+import threading
+def main():
+    pool = ThreadPoolExecutor(32)
+    lock = threading.Lock()
+    ThreadPool_list = []
+    url_list = []
+    re_obj = re.compile(r'cdn.jsdelivr.net/gh/(.*)')
+    with open(os.path.join('./public','manifest-full.txt'),'r',encoding='utf8') as f:
+        f_content = f.read()
+        with open(os.path.join('./public','freecdn-manifest.txt'),'r',encoding='utf8') as f:
+            f_content = f_content+'\n'+f.read()
+        re_res = re_obj.findall(f_content)
+        for res in re_res:
+            if res not in url_list:
+                with lock:
+                    url_list.append(res)
+                    ThreadPool_list.append(pool.submit(refresh_cdn_cache,res)) 
+    wait(ThreadPool_list) 
+    print('refresh cdn cache complete.')
+def refresh_cdn_cache(url):
+    requests.get('https://purge.jsdelivr.net/gh/'+url, proxies=proxies_dict)
+if __name__ ==  '__main__':
+    main()