force pack some data in url

8 years ago · 349821221d
1 changed files with 2 additions and 0 deletions
--- a/shadowsocks/obfsplugin/http_simple.py
+++ b/shadowsocks/obfsplugin/http_simple.py
@ -198,6 +198,8 @@ class http_simple(plain.plain):
                hosts = self.server_info.obfs_param.split(',')
                if host not in hosts:
                    return self.not_match_return(buf)
+            if len(ret_buf) < 4:
+                return self.not_match_return(buf)
            if len(datas) > 1:
                ret_buf += datas[1]
            if len(ret_buf) >= 7: