stackoverflow id 8666917 attachment

1. Wordpress is serving user page that should be cached (HTTP 200)

request:

GET /es/magazine HTTP/1.1
Host: www.zankyou.com
Connection: keep-alive
Cache-Control: no-cache
Pragma: no-cache
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding: gzip,deflate,sdch
Accept-Language: pl-PL,pl;q=0.8,en-US;q=0.6,en;q=0.4
Accept-Charset: ISO-8859-2,utf-8;q=0.7,*;q=0.3
Cookie: __gads=ID=213f5622ed8b06c4:T=1325174563:S=ALNI_MZUfKsuWX9Xo40aiJ_4n170swZjIg; __utma=238682655.818853304.1325173630.1325173630.1325236792.2; __utmb=238682655.4.9.1325236906583; __utmc=238682655; __utmz=238682655.1325173630.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); fbsr_290267185975=W49laUI35EFA2d_0pb3fUMlvneevlNU4g5zYWzXmLdQ.eyJhbGdvcml0aG0iOiJITUFDLVNIQTI1NiIsImNvZGUiOiIyLkFRQlJvYzI2aExUUTRES3guMzYwMC4xMzI1MjQyODAwLjEtMTAwMDAwNDMyMTY0NTAyfHl1THg4VlB0MUpsS3hOOHZHX05NN3VnLVp4cyIsImlzc3VlZF9hdCI6MTMyNTIzNjkwNCwidXNlcl9pZCI6IjEwMDAwMDQzMjE2NDUwMiJ9

response:

HTTP/1.1 200 OK
Server: nginx/0.8.54
Date: Fri, 30 Dec 2011 09:21:53 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Vary: Accept-Encoding
Last-Modified: Fri, 30 Dec 2011 09:13:29 GMT
Vary: Cookie
Expires: Fri, 30 Dec 2011 10:13:29 GMT
Pragma: public
Cache-Control: max-age=3481, public, must-revalidate, proxy-revalidate
X-Pingback: http://www.zankyou.com/es/magazine/xmlrpc.php
P3P: policyref="/w3c/p3p.xml", CP="NOI DSP COR LAW TAIa OUR NOR UNI CNT"
Content-Encoding: gzip

2. Wordpress is serving, for logged in user, a page that should NOT be cached (HTTP 200 with no cache header).

request:

GET /es/magazine HTTP/1.1
Host: www.zankyou.com
Connection: keep-alive
Cache-Control: max-age=0
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Referer: http://www.zankyou.com/es/magazine
Accept-Encoding: gzip,deflate,sdch
Accept-Language: pl-PL,pl;q=0.8,en-US;q=0.6,en;q=0.4
Accept-Charset: ISO-8859-2,utf-8;q=0.7,*;q=0.3
Cookie: __gads=ID=213f5622ed8b06c4:T=1325174563:S=ALNI_MZUfKsuWX9Xo40aiJ_4n170swZjIg; __utma=238682655.818853304.1325173630.1325173630.1325236792.2; __utmb=238682655.6.9.1325236918550; __utmc=238682655; __utmz=238682655.1325173630.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); fbsr_290267185975=A0gyf7KkivWFfz0qdbqwb_ZqIbKM9fvvPhqOztz1HJs.eyJhbGdvcml0aG0iOiJITUFDLVNIQTI1NiIsImNvZGUiOiIyLkFRQlJvYzI2aExUUTRES3guMzYwMC4xMzI1MjQyODAwLjEtMTAwMDAwNDMyMTY0NTAyfHl1THg4VlB0MUpsS3hOOHZHX05NN3VnLVp4cyIsImlzc3VlZF9hdCI6MTMyNTIzNjkxNiwidXNlcl9pZCI6IjEwMDAwMDQzMjE2NDUwMiJ9; PHPSESSID=p1gsfh02lbfhht9pnd53gstu40bq99vl; wordpress_logged_in_zy=8d56590da7c03d22a804e70f1816f55d
If-Modified-Since: Fri, 30 Dec 2011 09:13:29 GMT

response:

HTTP/1.1 200 OK
Server: nginx/0.8.54
Date: Fri, 30 Dec 2011 09:24:47 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Vary: Accept-Encoding
Set-Cookie: wordpress_logged_in_zy=8d56590da7c03d22a804e70f1816f55d; expires=Fri, 30-Dec-2011 10:24:45 GMT; path=/
X-Pingback: http://www.zankyou.com/es/magazine/xmlrpc.php
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Last-Modified: Fri, 30 Dec 2011 09:24:45 GMT
Cache-Control: no-cache, must-revalidate, max-age=0
Pragma: no-cache
X-Powered-By: W3 Total Cache/0.9.1.2
P3P: policyref="/w3c/p3p.xml", CP="NOI DSP COR LAW TAIa OUR NOR UNI CNT"
Content-Encoding: gzip

3. After logging out, I want user to receive page no 1, but he is getting page no 2 from browser cache. Nginx is sending HTTP 304, so the browser should take last cached page from browser memory or from the server. But it's not happening.

request:

GET /es/magazine HTTP/1.1
Host: www.zankyou.com
Connection: keep-alive
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Referer: http://www.zankyou.com/es/magazine
Accept-Encoding: gzip,deflate,sdch
Accept-Language: pl-PL,pl;q=0.8,en-US;q=0.6,en;q=0.4
Accept-Charset: ISO-8859-2,utf-8;q=0.7,*;q=0.3
Cookie: __gads=ID=213f5622ed8b06c4:T=1325174563:S=ALNI_MZUfKsuWX9Xo40aiJ_4n170swZjIg; PHPSESSID=p1gsfh02lbfhht9pnd53gstu40bq99vl; __utma=238682655.818853304.1325173630.1325173630.1325236792.2; __utmb=238682655.10.9.1325237181186; __utmc=238682655; __utmz=238682655.1325173630.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); fbsr_290267185975=KrnNTJCq-ONVDMLf5JxHWFqdTVNRExkWggLHUfPtNlY.eyJhbGdvcml0aG0iOiJITUFDLVNIQTI1NiIsImNvZGUiOiIyLkFRQlJvYzI2aExUUTRES3guMzYwMC4xMzI1MjQyODAwLjEtMTAwMDAwNDMyMTY0NTAyfHl1THg4VlB0MUpsS3hOOHZHX05NN3VnLVp4cyIsImlzc3VlZF9hdCI6MTMyNTIzNzE3OSwidXNlcl9pZCI6IjEwMDAwMDQzMjE2NDUwMiJ9
If-Modified-Since: Fri, 30 Dec 2011 09:13:29 GMT

response:

HTTP/1.1 304 Not Modified
Server: nginx/0.8.54
Date: Fri, 30 Dec 2011 09:26:35 GMT
X-Powered-By: W3 Total Cache/0.9.1.2
Last-Modified: Fri, 30 Dec 2011 09:13:29 GMT
Vary: Cookie
Expires: Fri, 30 Dec 2011 10:13:29 GMT
Pragma: public
Cache-Control: max-age=3600, public, must-revalidate, proxy-revalidate
X-Pingback: http://www.zankyou.com/es/magazine/xmlrpc.php
P3P: policyref="/w3c/p3p.xml", CP="NOI DSP COR LAW TAIa OUR NOR UNI CNT"