nginx 很奇怪的异常日志

Question

以下是日志，很奇怪的为什么会有这些稀奇古怪的请求

`2019/12/16 18:17:59 [error] 4221#4221: *81 "/root/ng_pic/xxxxxxxx/proxy/index.html" is not found (2: No such file or directory), client: 220.194.91.103, server: img.xxxxxxxx.com, request: "GET http://jophiel.map.qq.com/pro...:80&uuid=default HTTP/1.1", host: "jophiel.map.qq.com"

2019/12/16 18:19:59 [error] 4222#4222: *97 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"

2019/12/16 18:22:04 [error] 4222#4222: *102 "/root/ng_pic/xxxxxxxx/proxy/index.html" is not found (2: No such file or directory), client: 220.194.91.101, server: img.xxxxxxxx.com, request: "GET http://jophiel.map.qq.com/pro...:80&uuid=default HTTP/1.1", host: "jophiel.map.qq.com"

2019/12/16 18:23:38 [notice] 5163#5163: signal process started

2019/12/16 18:29:48 [notice] 5481#5481: signal process started

2019/12/16 18:30:31 [notice] 5531#5531: signal process started

2019/12/16 18:34:30 [error] 5534#5534: *171 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"
2019/12/16 18:39:42 [error] 5534#5534: *184 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 212.32.230.212, server: img.xxxxxxxx.com, request: "POST http://work.a-poster.info:25000/ HTTP/1.1", host: "work.a-poster.info"

2019/12/16 18:44:14 [notice] 6220#6220: signal process started

2019/12/16 18:49:01 [error] 6223#6223: *226 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"
2019/12/16 18:50:34 [notice] 6569#6569: signal process started

2019/12/16 18:52:22 [error] 6570#6570: 264 open() "/etc/nginx/html/xxxxxxxx_new/user/findPaginate" failed (2: No such file or directory), client: 221.234.225.79, server: .xxxxxxxx.com, request: "POST //xxxxxxxx_new//user/findPaginate HTTP/1.1", host: "ybd.xxxxxxxx.com"

2019/12/16 18:52:23 [error] 6570#6570: 264 open() "/etc/nginx/html/xxxxxxxx_new/user/findPaginate" failed (2: No such file or directory), client: 221.234.225.79, server: .xxxxxxxx.com, request: "POST //xxxxxxxx_new//user/findPaginate HTTP/1.1", host: "ybd.xxxxxxxx.com"

2019/12/16 18:52:24 [error] 6570#6570: 264 open() "/etc/nginx/html/xxxxxxxx_new/user/findPaginate" failed (2: No such file or directory), client: 221.234.225.79, server: .xxxxxxxx.com, request: "POST //xxxxxxxx_new//user/findPaginate HTTP/1.1", host: "ybd.xxxxxxxx.com"

2019/12/16 18:56:40 [error] 6570#6570: *280 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 178.79.145.21, server: img.xxxxxxxx.com, request: "GET / HTTP/1.0"

2019/12/16 19:03:40 [error] 6573#6573: *287 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"
2019/12/16 19:18:15 [error] 6573#6573: *303 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"

2019/12/16 19:32:10 [error] 6572#6572: *328 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 191.240.91.241, server: img.xxxxxxxx.com, request: "GET / HTTP/1.1", host: "47.105.141.115:80"

2019/12/16 19:33:05 [error] 6572#6572: *332 directory index of "/root/ng_pic/xxxxxxxx/" is forbidden, client: 61.136.101.84, server: img.xxxxxxxx.com, request: "GET http://dushu.baidu.com HTTP/1.1", host: "dushu.baidu.com"`