Learning C and VRT_SetHdr()

thebog thebog at gmail.com
Thu Mar 31 21:46:33 CEST 2011


I think he meant -C in the commandline. Not inside the file.

YS
Anders Berg

On Thu, Mar 31, 2011 at 3:28 PM, Dan <dan at retrobadger.net> wrote:
> On 31/03/11 12:58, AD wrote:
>
> use -C to display the default VCL , or just put in a command you want to do
> in C inside the vcl and then see how it looks when running -C -f against the
> config.
>
> On Thu, Mar 31, 2011 at 7:39 AM, Dan <dan at retrobadger.net> wrote:
>>
>> I would like to do some more advanced functionality within our VCL file,
>> and to do so need to use the inline-c capabilities of varnish.  So, to start
>> off with, I thought I would get my VCL file to set the headers, so I can
>> test variables, and be sure it is working.  But am getting a WSOD when I
>> impliment my seemingly simple code.
>>
>>
>> So my main questions are:
>> * Are there any good docs on the VRT variables
>> * Are there examples/tutorials on using C within the VCL (for beginners to
>> the subject)
>> * Is there something obvious I have overlooked when writing my code
>>
>>
>> The snipper from my current code is:
>> sub detectmobile {
>>   C{
>>     VRT_SetHdr(sp, HDR_BEREQ, "\020X-Varnish-TeraWurfl:", "no1",
>> vrt_magic_string_end);
>>   }C
>> }
>> sub vcl_miss {
>>   call detectmobile;
>>   return(fetch);
>> }
>> sub vcl_pipe {
>>   call detectmobile;
>>   return(pipe);
>> }
>> sub vcl_pass {
>>   call detectmobile;
>>   return(pass);
>> }
>>
>>
>> Thanks for your advice,
>> Dan
>>
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>
> Sorry, I am confused, where would I put -C, in my /etc/default/varnish
> file?  Is this required to use inline-c within my vcl file?
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