combining map

[Ruslan Ermilov]

On Thu, Mar 09, 2017 at 02:05:20PM +0530, Anoop Alias wrote:
> Hi Igor,
> 
> I need to use this with
> 
> ##################
> srcache_fetch_skip $skip_cache;
> srcache_store_skip $skip_cache;
> ##################
> 
> As per srcache docs the value must be 0 for not skipping and anything other
> than 0 will be considered for skipping

The value can also be an empty string for not skipping.

> Will combining the variables work here too?

You can have three maps as you initially suggested but
with an empty string as a default value (which is the
default for "map").  You can then combine three of them
in the srcache_*_skip directive.

> Thanks,
> 
> On Thu, Mar 9, 2017 at 1:39 PM, Igor A. Ippolitov <iippolitov at nginx.com>
> wrote:
> 
> > If you are going to use it inside proxy_no_cache directive, you can
> > combine proxy_cache_method (POST is not included by default) and
> > 'proxy_no_cache $query_string$cookie__mcnc'
> > The latter will not cache the request until there is query string or a
> > cookie with a value set.
> > So basically, it looks like you can avoid using maps in this case.
> >
> >
> > On 09.03.2017 10:01, Anoop Alias wrote:
> >
> > Hi,
> >
> > I have 3 maps defined
> > ############################
> > map $request_method $requestnocache {
> >     default 0;
> >     POST    1;
> > }
> >
> > map $query_string $querystringnc {
> >     default 1;
> >     ""    0;
> > }
> >
> > map $http_cookie $mccookienocache {
> >         default                     0;
> >         _mcnc                       1;
> >     }
> > ###############################
> >
> > I need to create a single variable that is 1 if either of the 3 above is 1
> > and 0 if all are 0. Will the following be enough
> >
> > map "$requestnocache$querystringnc$mccookienocache" {
> >             default  0;
> >             ~1         1;
> > }
> >
> >
> >
> > Thanks,
> > --
> > *Anoop P Alias*
> >
> >
> >
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> >
> >
> >
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> >
> 
> 
> 
> -- 
> *Anoop P Alias*

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-- 
Ruslan Ermilov
Assume stupidity not malice