andrew at rocketnumbernine
Jul 1, 2013, 1:57 AM
Post #2 of 2
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Re: unexpected pass messages in log files
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Should have looked harder myself - front end is adding an unused Cookie.
Adding "unset req.http.cookie;" to vcl_recv results in caching
regards
Andrew
On 1 July 2013 11:15, Andrew Smallbone <andrew [at] rocketnumbernine> wrote:
> I'm using varnish in a simple system, everything works fine when I
> test using curl and web browsers and load testing systems, but when
> the content is accessed by our iOS/unity front end, I'm getting "pass"
> messages in the log files. Presumably the HTTP request is subtly
> different (It's being logged as HTTP1.1, all requests both working and
> not are coming through Amazon ELB - which is terminating the SSL).
>
> Any hints if there's anything I can do with Varnish to see what the
> issue is or am I missing something really basic?
>
> varnished (varnish-3.0.3 revision 9e6a70f)
> My default.vcl is below - only weirdness is if a specific header isn't
> present the request is forwarded to another website, and that header
> value is also used in the hash key
>
> sub vcl_recv {
> if (req.http.x-forwarded-for) {
> set req.http.X-Forwarded-For =
> req.http.X-Forwarded-For + ", " + client.ip;
> } else {
> set req.http.X-Forwarded-For = client.ip;
> }
> # ignore AWS/ELB health messages
> if (req.url ~ ".*/health/.*") {
> return (pass);
> }
> // if no header error
> if (!req.http.xxx) {
> error 750 "Moved";
> }
> }
> sub vcl_error {
> if (obj.status == 750) {
> set obj.response = "Moved Temporarily";
> set obj.http.Location = "http://www.badrequest.com/";
> }
> set obj.status = 302;
> return (deliver);
> }
> # store results for each header code
> sub vcl_hash {
> hash_data(req.url);
> hash_data(req.http.xxx);
> return (hash);
> }
> sub vcl_fetch {
> set beresp.ttl = 60s;
> }
> # remove http headers to confuse bad people
> sub vcl_deliver {
> remove resp.http.X-Varnish;
> remove resp.http.Via;
> set resp.http.Server = "xxx";
> }
>
>
> regards
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