Help on converting this V3 line to V4

[Viktor Villafuerte]

Hi Raymond,


> I get the following error on your first part:
>
> Message from VCC-compiler:
> 'resp.http.response': Not available in method 'vcl_backend_error'.
> At: ('input' Line 419 Pos 23)
>  synthetic( {"<p>"} + resp.http.response + {"</p>"} );
>  ----------------------##################--------------


vcl_error is now vcl_synth that's where you can use
resp.http.response.

in your case it would be smth more like beresp.http.response


Please see

https://www.varnish-cache.org/docs/trunk/whats-new/upgrading.html

for more details



v






On Mon 23 Mar 2015 09:43:14, Viktor Villafuerte wrote:
> Hi Raymond,
> 
> 
> On Thu 19 Mar 2015 10:07:01, Jennings III, Raymond wrote:
> > (1)
> > I changed vcl_error to vcl_backend_error but having a problem with the
> > internal syntax.  I used to have:
> > 
> > sub vcl_backend_error {
> > 
> >  synthetic {"<p>"} + obj.response + {"</p>"};
> >  return(deliver);
> > }
> 
> I'm using this like this:
> (this is from the migrate v3 to v4 page)
> 
> synthetic( {"<p>"} + resp.http.response + {"</p>"} );
> return(deliver);
> 
> 
> > 
> > (2)
> > I also had this line in my V3 vcl
> > 
> > error 200 "BAN Set for " + req.url;
> > 
> > Does this get converted to:
> > 
> > set resp.status = 200;
> > synthetic("BAN Set for " + req.url);
> > return(deliver);
> > 
> > 
> > The Upgrading page says this:
> > 
> > error() is now synth()
> > <https://www.varnish-cache.org/docs/trunk/whats-new/upgrading.html#error-is-now-synth>
> > 
> > And you must explicitly return it:
> > 
> > return (synth(999, "Response"));
> > 
> 
> You need to do exactly what the page says
> 
> return(synth(ERR_NO, "Error message"));
> 
> Then in vcl_synth you can do smth like
> 
> if (resp.status == ERR_NO) {
>     do_smth_here;
> }
> 
> 
> > 
> > Not sure exactly what is going on here.
> > 
> > Thanks for any insight.
> > 
> > Ray
> 
> > _______________________________________________
> > varnish-misc mailing list
> > varnish-misc at varnish-cache.org
> > https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
> 
> 
> -- 
> Regards
> 
> Viktor Villafuerte
> Optus Internet Engineering
> t: 02 808-25265
> 
> _______________________________________________
> varnish-misc mailing list
> varnish-misc at varnish-cache.org
> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc

-- 
Regards

Viktor Villafuerte
Optus Internet Engineering
t: 02 808-25265