[TS-3212] 200 code is returned as 304

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Fix Version/s: sometime
• Component/s: Cache
• Labels: cache-control
• Assignee: Unassigned
• Reporter: Luca Rea
• Created: 25/Nov/14 16:51
• Updated: 14/Sep/15 20:27

Description

The live streaming videos from akamaihd.net CDN cannot be watched because ATS rewrite codes 200 into 304 and videos enter continuosly in buffering status:

GET http://abclive.abcnews.com/z/abc_live1@136327/1200_02769fd3e0d85977-p.bootstrap?g=PDSTQVGEMQKR&b=500,300,700,900,1200&hdcore=3.1.0&plugin=aasp-3.1.0.43.124 HTTP/1.1
Host: abclive.abcnews.com
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:33.0) Gecko/20100101 Firefox/33.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://a.abcnews.com/assets/player/amp/2.0.0012/amp.premier/AkamaiPremierPlayer.swf
Cookie: _alid_=0OHcZb9VLdpbE6LrNYyDDA==
Connection: keep-alive

HTTP/1.1 200 OK
Server: ContactLab
Mime-Version: 1.0
Content-Type: video/abst
Content-Length: 122
Last-Modified: Tue, 25 Nov 2014 05:28:32 GMT
Expires: Tue, 25 Nov 2014 15:31:53 GMT
Cache-Control: max-age=0, no-cache
Pragma: no-cache
Date: Tue, 25 Nov 2014 15:31:53 GMT
access-control-allow-origin: *
Set-Cookie: _alid_=0OHcZb9VLdpbE6LrNYyDDA==; path=/z/abc_live1@136327/; domain=abclive.abcnews.com
Age: 0
Connection: keep-alive






GET http://abclive.abcnews.com/z/abc_live1@136327/1200_02769fd3e0d85977-p.bootstrap?g=PDSTQVGEMQKR&b=500,300,700,900,1200&hdcore=3.1.0&plugin=aasp-3.1.0.43.124 HTTP/1.1
Host: abclive.abcnews.com
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:33.0) Gecko/20100101 Firefox/33.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://a.abcnews.com/assets/player/amp/2.0.0012/amp.premier/AkamaiPremierPlayer.swf
Cookie: _alid_=0OHcZb9VLdpbE6LrNYyDDA==
Connection: keep-alive
If-Modified-Since: Tue, 25 Nov 2014 05:28:32 GMT


HTTP/1.1 304 Not Modified
Date: Tue, 25 Nov 2014 15:31:58 GMT
Expires: Tue, 25 Nov 2014 15:31:58 GMT
Cache-Control: max-age=0, no-cache
Connection: keep-alive
Server: ContactLab

using the url_regex to skip cache/IMS doesn't work, the workaround is the following line in records.config:

CONFIG proxy.config.http.cache.cache_urls_that_look_dynamic INT 0