网上搜索原因为客户端断开了连接。
和前端排查,最后发现为nginx服务器中目录权限问题,nginx日志:
2023/09/14 14:37:41 [crit] 22021#0: *1 open() "/home/soft/nginx/proxy_temp/1/00/0000000001" failed (13: Permission denied) while reading upstream, client: 192.168.255.244, server: 172.16.101.120, request: "GET //proxy/realware/ocx/download/linux/linux_arm64_EVoucher_V4.0.0_B20230824.run HTTP/1.1", upstream: "http://172.16.101.120:7001/realware/ocx/download/linux/linux_arm64_EVoucher_V4.0.0_B20230824.run", host: "172.16.101.120:8096", referrer: "http://172.16.101.120:8096/realware/login"
为临时文件目录授权chmod -R 777 proxy_temp,问题解决