[keycloak-dev] Improve browser caching?

[Pedro Igor Silva]

----- Original Message -----
> From: "Stian Thorgersen" <stian at redhat.com>
> To: "Pedro Igor Silva" <psilva at redhat.com>
> Cc: "Marek Posolda" <mposolda at redhat.com>, keycloak-dev at lists.jboss.org
> Sent: Wednesday, February 4, 2015 5:55:40 AM
> Subject: Re: [keycloak-dev] Improve browser caching?
> 
> 
> 
> ----- Original Message -----
> > From: "Pedro Igor Silva" <psilva at redhat.com>
> > To: "Marek Posolda" <mposolda at redhat.com>
> > Cc: keycloak-dev at lists.jboss.org
> > Sent: Tuesday, 3 February, 2015 11:07:11 PM
> > Subject: Re: [keycloak-dev] Improve browser caching?
> > 
> > What about have something that intercept requests to disable browser
> > caching
> > ? A servlet filter or something ...
> 
> We actively enable browsing caching to increase performance, so not sure why
> we would want a filter to disable it?

Actually, manage caching. So you can control how http caching is set in responses. If you want to disable, you just change a config. Or if you want to set a default expiration time for pages or specific resources.

> 
> > 
> > ----- Original Message -----
> > From: "Marek Posolda" <mposolda at redhat.com>
> > To: keycloak-dev at lists.jboss.org
> > Sent: Tuesday, February 3, 2015 8:00:07 PM
> > Subject: [keycloak-dev] Improve browser caching?
> > 
> > We seem to have many questions each release related to non-working
> > things due to stale browser cache. Usually it's due to changes in admin
> > console, but it may be even worse if we ever change something in CSS/JS
> > of login or account mgmt, as those are available for end users.
> > 
> > I wonder if we can somehow improve this? One possible solution is to
> > attach the redundant parameter with version to the cached resources.
> > Something like: "/auth/theme/.../stylesheet.css?v=1.1.0.Final", so
> > upgrade to next version will force browser to reload the resource.
> > 
> > The problem is longer (and not so nice) URLs and also some refactoring
> > needed. For freemarker templates, we can add version parameter at
> > runtime. However for admin console HTML pages, we would need to add
> > version somehow at compile time though.
> > 
> > There is also possibility to attach hash instead of version (Juca
> > mentioned this to me some time ago), but not sure if it's big difference.
> > 
> > Any better ideas? Or should we rather just keep it as it is?
> > 
> > Marek
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>