2016-06-09 82 views
0

我有一个配置的nginx 1.2.7:是否nginx的发送POST数据到@fallback

upstream backend_kes { 
     ip_hash; 
     server 127.0.0.1:9140 max_fails=1 fail_timeout=3s; 
} 

.... 

     location = /file/add { 
       keepalive_timeout 0; 

       set $upload_progress_fallback_code  360; 
       set $upload_progress_memcached_servers "127.0.0.2:11211"; 
       set $upload_progress_memcached_namespace setup-team.net; 
       set $upload_progress_memcached_compress_threshold 10000; 

       error_page 360 = @root2; 
       perl My::handle; 
     } 
     location @root2 { 
       proxy_pass http://backend_kes; 
     } 

该处理器处理文件上传。所有工作都适合大文件,但小文件不会保存。 tcpdump的旁边会显示:

08:58:02.470116 IP 127.0.0.1.48396 > 127.0.0.1.9140: Flags [S], seq 1692815180, win 32792, options [mss 16396,sackOK,TS val 3699243831 ecr 0,nop,wscale 7], length 0 
    0x0000: 4500 003c b47b 4000 4006 883e 7f00 0001 E..<.{@[email protected]>.... 
    0x0010: 7f00 0001 bd0c 23b4 64e6 4f4c 0000 0000 ......#.d.OL.... 
    0x0020: a002 8018 fe30 0000 0204 400c 0402 080a [email protected] 
    0x0030: dc7d fb37 0000 0000 0103 0307   .}.7........ 
08:58:02.470146 IP 127.0.0.1.9140 > 127.0.0.1.48396: Flags [S.], seq 2061404772, ack 1692815181, win 32768, options [mss 16396,sackOK,TS val 3699243831 ecr 3699243831,nop,wscale 7], length 0 
    0x0000: 4500 003c 0000 4000 4006 3cba 7f00 0001 E..<[email protected]@.<..... 
    0x0010: 7f00 0001 23b4 bd0c 7ade 8a64 64e6 4f4d ....#...z..dd.OM 
    0x0020: a012 8000 fe30 0000 0204 400c 0402 080a [email protected] 
    0x0030: dc7d fb37 dc7d fb37 0103 0307   .}.7.}.7.... 
08:58:02.470165 IP 127.0.0.1.48396 > 127.0.0.1.9140: Flags [.], ack 1, win 257, options [nop,nop,TS val 3699243831 ecr 3699243831], length 0 
    0x0000: 4500 0034 b47c 4000 4006 8845 7f00 0001 E..4.|@[email protected] 
    0x0010: 7f00 0001 bd0c 23b4 64e6 4f4d 7ade 8a65 ......#.d.OMz..e 
    0x0020: 8010 0101 fe28 0000 0101 080a dc7d fb37 .....(.......}.7 
    0x0030: dc7d fb37        .}.7 
08:58:02.471383 IP 127.0.0.1.48396 > 127.0.0.1.9140: Flags [F.], seq 1, ack 1, win 257, options [nop,nop,TS val 3699243832 ecr 3699243831], length 0 
    0x0000: 4500 0034 b47d 4000 4006 8844 7f00 0001 E..4.}@[email protected] 
    0x0010: 7f00 0001 bd0c 23b4 64e6 4f4d 7ade 8a65 ......#.d.OMz..e 
    0x0020: 8011 0101 fe28 0000 0101 080a dc7d fb38 .....(.......}.8 
    0x0030: dc7d fb37        .}.7 
08:58:02.471603 IP 127.0.0.1.9140 > 127.0.0.1.48396: Flags [F.], seq 1, ack 2, win 256, options [nop,nop,TS val 3699243832 ecr 3699243832], length 0 
    0x0000: 4500 0034 715d 4000 4006 cb64 7f00 0001 E..4q]@[email protected] 
    0x0010: 7f00 0001 23b4 bd0c 7ade 8a65 64e6 4f4e ....#...z..ed.ON 
    0x0020: 8011 0100 fe28 0000 0101 080a dc7d fb38 .....(.......}.8 
    0x0030: dc7d fb38        .}.8 
08:58:02.471641 IP 127.0.0.1.48396 > 127.0.0.1.9140: Flags [.], ack 2, win 257, options [nop,nop,TS val 3699243832 ecr 3699243832], length 0 
    0x0000: 4500 0034 b47e 4000 4006 8843 7f00 0001 [email protected]@..C.... 
    0x0010: 7f00 0001 bd0c 23b4 64e6 4f4e 7ade 8a66 ......#.d.ONz..f 
    0x0020: 8010 0101 fe28 0000 0101 080a dc7d fb38 .....(.......}.8 
    0x0030: dc7d fb38        .}.8 

正如你可以看到每个包都有length 0。对于大文件> 30kb(我不检查1500bytes,3000bytes),我看到数据包长度。

这是否是nginx的错误,如果它适合内存(或可能是一个网络数据包< 1500b),它不会发送POST请求主体的内容?

在设计上我从百达::我处理

返回回退代码在浏览器这样的请求我看不出有什么反应empty response 在Apache日志看不到POST在处理程序逻辑要求

回答

0

有错误。如果没有身体响应,我们应该发送204状态码,而不是200.

如果我们发送200为空体nginx只是关闭连接和浏览器什么也没有显示。

恕我直言。这是令人困惑的,看起来很难看到浏览器中没有任何东西。但在nginx日志中状态良好:

2016/06/08 22:38:49 [debug] 21440#0: *13 HTTP/1.1 200 OK 
Server: nginx/1.2.7 
Date: Wed, 08 Jun 2016 19:38:49 GMT 
Content-Type: application/json 
Transfer-Encoding: chunked 
Connection: close