我正在尝试使用带有WGET的批处理文件从此处下载公共FCC文件
http://wireless.fcc.gov/uls/data/complete/l_micro.zip
当我使用参数初始运行批处理文件时
wget --server-response -owget.log http://wireless.fcc.gov/uls/data/complete/l_micro.zip
它会失败,并显示HTTP 401未授权错误。我可以在这一点上重试,但它仍然失败。然而,我注意到,如果我打开IE,开始下载,并在提示保存时取消,我可以重新运行批处理文件,它可以完美地执行!
下面是我从日志中得到的详细服务器响应
--2012-02-06 14:32:24-- http://wireless.fcc.gov/uls/data/complete/l_micro.zip
Resolving wireless.fcc.gov (wireless.fcc.gov)... 192.104.54.158
Connecting to wireless.fcc.gov (wireless.fcc.gov)|192.104.54.158|:80... connected.
HTTP request sent, awaiting response...
HTTP/1.1 302 Found
Location: REMOVED - appears to have my IP
Cache-Control: no-cache
Pragma: no-cache
Content-Type: text/html; charset=utf-8
Connection: close
Content-Length: 513
Location: REMOVED [following]
--2012-02-06 14:32:24-- REMOVED
Resolving REMOVED... 192.168.2.11
Connecting to REMOVED|192.168.2.11|:80... connected.
HTTP request sent, awaiting response...
HTTP/1.1 401 Unauthorized
Cache-Control: no-cache
Pragma: no-cache
WWW-Authenticate: NTLM
WWW-Authenticate: BASIC realm="AD_BCAAA"
Content-Type: text/html; charset=utf-8
Proxy-Connection: close
Set-Cookie: BCSI-CS-8ECFB6B4AA642EF0=2; Path=/
Connection: close
Content-Length: 575
Authorization failed.
这是我的IE小程序运行后的日志
--2012-02-08 15:52:43-- http://wireless.fcc.gov/uls/data/complete/l_micro.zip
Resolving wireless.fcc.gov (wireless.fcc.gov)... 192.104.54.158
Connecting to wireless.fcc.gov (wireless.fcc.gov)|192.104.54.158|:80... connected.
HTTP request sent, awaiting response...
HTTP/1.1 200 OK
Server: Sun-Java-System-Web-Server/7.0
Date: Fri, 27 Jan 2012 18:37:51 GMT
Content-type: application/zip
Last-modified: Sun, 22 Jan 2012 11:18:09 GMT
Etag: "46fa95c-4f1bf071"
Accept-ranges: bytes
Content-length: 74426716
Connection: Keep-Alive
Age: 1045014
Length: 74426716 (71M) [application/zip]
Saving to: `l_micro.zip'
如有任何帮助,我们不胜感激!
发布于 2012-02-09 08:35:37
尝试使用wget -例如设置用户代理字符串。
--user-agent=Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)
对于一个网站来说,拒绝来自某些用户代理的请求是完全可行的,特别是如果他们希望绕过“通常”的信息路径(即通过网页)。
虽然这不能解释你的问题,但不管怎样,这是一个好主意。也许该站点实现了一种机制,当您使用“已知”浏览器(例如IE)浏览时,它会将您的IP缓存为“安全”,然后允许来自您IP的任何用户代理下载任何内容:)
https://stackoverflow.com/questions/9201369
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