Caching of ESI snippets
Joe Van Dyk
joe at fixieconsulting.com
Mon Nov 30 22:28:04 CET 2009
Aha, the browser was sending a cookie -- although it should not have.
Sorry for the noise!
On Mon, Nov 30, 2009 at 1:24 PM, Joe Van Dyk <joe at fixieconsulting.com> wrote:
> hey, there's a cookie in there. wtf.
>
> On Mon, Nov 30, 2009 at 1:18 PM, Joe Van Dyk <joe at fixieconsulting.com> wrote:
>> On Mon, Nov 30, 2009 at 1:09 PM, Poul-Henning Kamp <phk at phk.freebsd.dk> wrote:
>>> In message <c715e640911301255s2edc2984y615ec4e11efc37a at mail.gmail.com>, Joe Van
>>> Dyk writes:
>>>
>>>>> You browser sends cookies along ?
>>>>
>>>>Nope.
>>>>
>>>>However, /include has this cache-control: private, max-age=3D0,
>>>>must-revalidate. But I wouldn't think that would matter when varnish
>>>>decides whether or not to request /esi?
>>>
>>> Unless Varnish sees that, it will not matter.
>>>
>>> Varishlog is, as always, your friend.
>>
>> Here's the output. Any chance you could glance at it? I'm not sure
>> how to read it yet.
>>
>> 7 ReqStart c 127.0.0.1 55655 1181355510
>> 7 RxRequest c GET
>> 7 RxURL c /main
>> 7 RxProtocol c HTTP/1.1
>> 7 RxHeader c Host: localhost:8080
>> 7 RxHeader c User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac
>> OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5
>> 7 RxHeader c Accept:
>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
>> 7 RxHeader c Accept-Language: en-us,en;q=0.5
>> 7 RxHeader c Accept-Encoding: gzip,deflate
>> 7 RxHeader c Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
>> 7 RxHeader c Keep-Alive: 300
>> 7 RxHeader c Connection: keep-alive
>> 7 RxHeader c Cookie:
>> _esi_session=BAh7BjoPc2Vzc2lvbl9pZCIlMWQxNGY3YjJjNjMyMWE4MjhiZDI2YjNjM2UzNDI5OTU%3D--e429b58563e05452b524f47628cb7d09817f91fb;
>> s_sess=%20s_cc%3Dtrue%3B%20s_sq%3D%3B
>> 7 RxHeader c If-None-Match: "77386a2121be399962e6f8f70e5472a3"
>> 7 VCL_call c recv
>> 7 VCL_return c pass
>> 7 VCL_call c pass
>> 7 VCL_return c pass
>> 9 BackendOpen b default 127.0.0.1 55707 127.0.0.1 3000
>> 7 Backend c 9 default default
>> 9 TxRequest b GET
>> 9 TxURL b /main
>> 9 TxProtocol b HTTP/1.1
>> 9 TxHeader b Host: localhost:8080
>> 9 TxHeader b User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac
>> OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5
>> 9 TxHeader b Accept:
>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
>> 9 TxHeader b Accept-Language: en-us,en;q=0.5
>> 9 TxHeader b Accept-Encoding: gzip,deflate
>> 9 TxHeader b Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
>> 9 TxHeader b Cookie:
>> _esi_session=BAh7BjoPc2Vzc2lvbl9pZCIlMWQxNGY3YjJjNjMyMWE4MjhiZDI2YjNjM2UzNDI5OTU%3D--e429b58563e05452b524f47628cb7d09817f91fb;
>> s_sess=%20s_cc%3Dtrue%3B%20s_sq%3D%3B
>> 9 TxHeader b If-None-Match: "77386a2121be399962e6f8f70e5472a3"
>> 9 TxHeader b X-Varnish: 1181355510
>> 9 TxHeader b X-Forwarded-For: 127.0.0.1
>> 7 Debug c "tag {include src="/esi" } 0 1 0"
>> 7 Debug c "Incl " src="/esi" ""
>> 9 RxProtocol b HTTP/1.1
>> 9 RxStatus b 200
>> 9 RxResponse b OK
>> 9 RxHeader b Connection: close
>> 9 RxHeader b Date: Mon, 30 Nov 2009 21:17:36 GMT
>> 9 RxHeader b Status: 200
>> 9 RxHeader b ETag: "974a5bab80a34a131da3a1975e35fc8c"
>> 9 RxHeader b X-Runtime: 2
>> 9 RxHeader b Content-Type: text/html; charset=utf-8
>> 9 RxHeader b Content-Length: 148
>> 9 RxHeader b Server: Mongrel 1.1.5
>> 9 RxHeader b Cache-Control: private, max-age=0, must-revalidate
>> 7 ObjProtocol c HTTP/1.1
>> 7 ObjStatus c 200
>> 7 ObjResponse c OK
>> 7 ObjHeader c Date: Mon, 30 Nov 2009 21:17:36 GMT
>> 7 ObjHeader c Status: 200
>> 7 ObjHeader c ETag: "974a5bab80a34a131da3a1975e35fc8c"
>> 7 ObjHeader c X-Runtime: 2
>> 7 ObjHeader c Content-Type: text/html; charset=utf-8
>> 7 ObjHeader c Server: Mongrel 1.1.5
>> 7 ObjHeader c Cache-Control: private, max-age=0, must-revalidate
>> 9 BackendClose b default
>> 7 TTL c 1181355510 RFC 0 1259615856 0 0 0 0
>> 7 VCL_call c fetch
>> 7 VCL_info c XID 1181355510: obj.prefetch (-30) less than ttl
>> (-1.25962e+09), ignored.
>> 7 VCL_return c deliver
>> 7 Length c 148
>> 7 VCL_call c deliver
>> 7 VCL_return c deliver
>> 7 TxProtocol c HTTP/1.1
>> 7 TxStatus c 200
>> 7 TxResponse c OK
>> 7 TxHeader c Status: 200
>> 7 TxHeader c ETag: "974a5bab80a34a131da3a1975e35fc8c"
>> 7 TxHeader c X-Runtime: 2
>> 7 TxHeader c Content-Type: text/html; charset=utf-8
>> 7 TxHeader c Server: Mongrel 1.1.5
>> 7 TxHeader c Cache-Control: private, max-age=0, must-revalidate
>> 7 TxHeader c Transfer-Encoding: chunked
>> 7 TxHeader c Date: Mon, 30 Nov 2009 21:17:36 GMT
>> 7 TxHeader c X-Varnish: 1181355510
>> 7 TxHeader c Age: 0
>> 7 TxHeader c Via: 1.1 varnish
>> 7 TxHeader c Connection: keep-alive
>> 7 VCL_call c recv
>> 7 VCL_return c pass
>> 7 VCL_call c pass
>> 7 VCL_return c pass
>> 9 BackendOpen b default 127.0.0.1 55708 127.0.0.1 3000
>> 7 Backend c 9 default default
>> 9 TxRequest b GET
>> 9 TxURL b /esi
>> 9 TxProtocol b HTTP/1.1
>> 9 TxHeader b Host: localhost:8080
>> 9 TxHeader b User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac
>> OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5
>> 9 TxHeader b Accept:
>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
>> 9 TxHeader b Accept-Language: en-us,en;q=0.5
>> 9 TxHeader b Accept-Encoding: gzip,deflate
>> 9 TxHeader b Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
>> 9 TxHeader b Cookie:
>> _esi_session=BAh7BjoPc2Vzc2lvbl9pZCIlMWQxNGY3YjJjNjMyMWE4MjhiZDI2YjNjM2UzNDI5OTU%3D--e429b58563e05452b524f47628cb7d09817f91fb;
>> s_sess=%20s_cc%3Dtrue%3B%20s_sq%3D%3B
>> 9 TxHeader b If-None-Match: "77386a2121be399962e6f8f70e5472a3"
>> 9 TxHeader b X-Varnish: 1181355510
>> 9 TxHeader b X-Forwarded-For: 127.0.0.1
>> 9 RxProtocol b HTTP/1.1
>> 9 RxStatus b 200
>> 9 RxResponse b OK
>> 9 RxHeader b Connection: close
>> 9 RxHeader b Date: Mon, 30 Nov 2009 21:17:36 GMT
>> 9 RxHeader b Status: 200
>> 9 RxHeader b ETag: "e9ce710e9b09175301008aa45d94f96f"
>> 9 RxHeader b X-Runtime: 2
>> 9 RxHeader b Content-Type: text/html; charset=utf-8
>> 9 RxHeader b Content-Length: 83
>> 9 RxHeader b Server: Mongrel 1.1.5
>> 9 RxHeader b Cache-Control: max-age=60, public
>> 7 ObjProtocol c HTTP/1.1
>> 7 ObjStatus c 200
>> 7 ObjResponse c OK
>> 7 ObjHeader c Date: Mon, 30 Nov 2009 21:17:36 GMT
>> 7 ObjHeader c Status: 200
>> 7 ObjHeader c ETag: "e9ce710e9b09175301008aa45d94f96f"
>> 7 ObjHeader c X-Runtime: 2
>> 7 ObjHeader c Content-Type: text/html; charset=utf-8
>> 7 ObjHeader c Server: Mongrel 1.1.5
>> 7 ObjHeader c Cache-Control: max-age=60, public
>> 9 BackendClose b default
>> 7 TTL c 1181355510 RFC 60 1259615856 0 0 60 0
>> 7 VCL_call c fetch
>> 7 VCL_return c deliver
>> 7 Length c 83
>> 7 VCL_call c deliver
>> 7 VCL_return c deliver
>> 7 ReqEnd c 1181355510 1259615856.047472000
>> 1259615856.069441080 6.975047112 0.021866083 0.000102997
>> 7 ReqEnd c 0 1259615856.069535017 1259615856.069535017
>> 0.000093937 0.000000000 0.000000000
>> 0 StatAddr - 127.0.0.1 0 3277 63 130 0 113 153 43622 18571
>>
>
>
>
> --
> Joe Van Dyk
> http://fixieconsulting.com
>
--
Joe Van Dyk
http://fixieconsulting.com
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