More info, I bumped up logging to level 9, and it appears that both requests are generating the same key though there is a Vary: Accept-Language in the request header and the Accept-Language values are different in the header. Assuming I'm reading the logs correctly. English request 2011/02/08 12:03:39.139| HttpMsg.cc(460) parseRequestFirstLine: parsing possible request: GET /gbbcApps/report?cmd=showReport&reportName=StateSummary&state=US-IL&year=2005 HTTP/1.1 Host: 127.0.0.1:3128 Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13 (.NET CLR 3.5.30729) Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-us,fr-ca;q=0.8,es-mx;q=0.6,en;q=0.4,es;q=0.2 ---------------: ------------ Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Referer: http://gbbc.birdsource.org/gbbcApps/report?cmd=showReport&reportName=StateSummary&state=US-IL&year=2005 Cookie: __utma=159824174.1016341557.1233610654.1263823722.1264607697.8; __utma=60651899.1851875726.1263486292.1297177347.1297182297.6; __utmc=60651899; __utmz=60651899.1297177347.5.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmb=60651899.21.10.1297182297 Vary: Accept-Language X-Forwarded-For: 132.236.164.124 X-Forwarded-Host: gbbc.birdsource.org X-Forwarded-Server: gbbc.birdsource.org Connection: Keep-Alive . . .2011/02/08 12:03:39.141| storeGet: looking up 41D47F9900C0151C89F42C1B2CF93D9E 2011/02/08 12:03:39.141| clientProcessRequest2: default HIT 2011/02/08 12:03:39.141| StoreEntry::lock: key '41D47F9900C0151C89F42C1B2CF93D9E' count=1 2011/02/08 12:03:39.141| UFSSwapDir::reference: referencing 0x1d577bf0 0/385 2011/02/08 12:03:39.141| store_client::copy: 41D47F9900C0151C89F42C1B2CF93D9E, from 0, for length 4096, cb 1, cbdata 0x1d8dcd68 2011/02/08 12:03:39.141| cbdataLock: 0x1d8dcd68=1 2011/02/08 12:03:39.141| storeClientCopy2: 41D47F9900C0151C89F42C1B2CF93D9E 2011/02/08 12:03:39.141| cbdataLock: 0x1da54e88=1 2011/02/08 12:03:39.141| store_client::doCopy: co: 0, hi: 53985 2011/02/08 12:03:39.141| store_client::doCopy: Copying normal from memory Request in French 2011/02/08 12:03:49.463| HttpMsg.cc(460) parseRequestFirstLine: parsing possible request: GET /gbbcApps/report?cmd=showReport&reportName=StateSummary&state=US-IL&year=2005 HTTP/1.1 Host: 127.0.0.1:3128 Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13 (.NET CLR 3.5.30729) Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: fr-ca,en-us;q=0.8,es-mx;q=0.6,en;q=0.4,es;q=0.2 ---------------: ------------ Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Referer: http://gbbc.birdsource.org/gbbcApps/report?cmd=showReport&reportName=StateSummary&state=US-IL&year=2005 Cookie: __utma=159824174.1016341557.1233610654.1263823722.1264607697.8; __utma=60651899.1851875726.1263486292.1297177347.1297182297.6; __utmc=60651899; __utmz=60651899.1297177347.5.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmb=60651899.22.10.1297182297 Vary: Accept-Language X-Forwarded-For: 132.236.164.124 X-Forwarded-Host: gbbc.birdsource.org X-Forwarded-Server: gbbc.birdsource.org Connection: Keep-Alive . . . 2011/02/08 12:03:49.464| storeGet: looking up 41D47F9900C0151C89F42C1B2CF93D9E 2011/02/08 12:03:49.464| clientProcessRequest2: default HIT 2011/02/08 12:03:49.465| StoreEntry::lock: key '41D47F9900C0151C89F42C1B2CF93D9E' count=1 2011/02/08 12:03:49.465| UFSSwapDir::reference: referencing 0x1d577bf0 0/385 2011/02/08 12:03:49.465| store_client::copy: 41D47F9900C0151C89F42C1B2CF93D9E, from 0, for length 4096, cb 1, cbdata 0x1d8dcd68 2011/02/08 12:03:49.465| cbdataLock: 0x1d8dcd68=1 2011/02/08 12:03:49.465| storeClientCopy2: 41D47F9900C0151C89F42C1B2CF93D9E 2011/02/08 12:03:49.465| cbdataLock: 0x1da54e88=1 2011/02/08 12:03:49.465| store_client::doCopy: co: 0, hi: 53985 2011/02/08 12:03:49.465| store_client::doCopy: Copying normal from memory On Tue, Feb 8, 2011 at 11:07 AM, Jeff Gerbracht <jeffgerbracht@xxxxxxxxx> wrote: > Is cache keys using Vary headers available in Squid 3.1. Is there > something I need to enable? > Jeff > > On Tue, Feb 8, 2011 at 10:30 AM, Jeff Gerbracht <jeffgerbracht@xxxxxxxxx> wrote: >> Hmmm, I have Vary Accept Language added now to the response header >> but I'm still getting a cache hit, even when I change browser >> language. Below is still returning a cache hit of the English >> version of the page, which was previously cached by Squid. >> >> Response Headers >> Date Tue, 08 Feb 2011 15:26:23 GMT >> Server Apache-Coyote/1.1 >> Cache-Control no-cache >> Expires 0 >> Pragma no-cache >> Content-Type text/html >> Age 25 >> X-Cache HIT from crane.ornith.cornell.edu >> Via 1.0 crane.ornith.cornell.edu (squid/3.1.10) >> Warning 110 squid/3.1.10 "Response is stale" >> Vary Accept-Language >> Connection close >> Transfer-Encoding chunked >> >> Request Headers >> Host gbbc.birdsource.org >> User-Agent Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; >> rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13 (.NET CLR 3.5.30729) >> Accept text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >> Accept-Language fr-ca,en-us;q=0.8,es-mx;q=0.6,en;q=0.4,es;q=0.2 >> >> On Mon, Feb 7, 2011 at 11:42 PM, Amos Jeffries <squid3@xxxxxxxxxxxxx> wrote: >>> On 08/02/11 15:12, Jeff Gerbracht wrote: >>>> >>>> I'm trying to set up squid to cache several of our dynamic pages for >>>> which we have both EN and FR translations. We use the browser setting >>>> for language to determine which language to return to the user so the >>>> URL is the same for both languages. Is there any way to enable Squid >>>> 3.1 to use the URL in combination with the accept-language from the >>>> header to generate the cache key. Currently, whichever language is >>>> first requested is what is returned by a cache hit. We have apache in >>>> front of squid so if squid can't do what we need, any suggestions on >>>> how to work with apache and squid in combination to cache both the >>>> english and french versions of a page. >>> >>> Squid does not (yet) support that find-grained level of smart variant >>> handling. It will happily cache variants on the full-text of the named >>> headers though. >>> >>> What you need to do is specify the language variance in the same way you >>> specify compressed/non-compressed variance. >>> >>> Sent from the web server: >>> Vary: Accept-Language >>> >>> (it may need combining with the existing Vary header values, probably to >>> "Vary: Accept-Language, Accept-Encoding") >>> >>> With a ETag header as well wherever possible. >>> >>> Amos >>> -- >>> Please be using >>> Current Stable Squid 2.7.STABLE9 or 3.1.10 >>> Beta testers wanted for 3.2.0.4 >>> >> >> >> >> -- >> Jeff Gerbracht >> Lead Application Developer >> Neotropical Birds, Breeding Bird Atlas, eBird >> Cornell Lab of Ornithology >> 607-254-2117 >> > > > > -- > Jeff Gerbracht > Lead Application Developer > Neotropical Birds, Breeding Bird Atlas, eBird > Cornell Lab of Ornithology > 607-254-2117 > -- Jeff Gerbracht Lead Application Developer Neotropical Birds, Breeding Bird Atlas, eBird Cornell Lab of Ornithology 607-254-2117
