you do not caching anything with proxy_pass alone.
you should use proxy_cache in conjunction.

On 12/11/2014 01:32 PM, anoopov wrote:
> Hi I am new to Nginx. I need to add expire -1 for my JSON files in the below
> urls
>
> https://siteaddress/foldername /default.htm#/dashboard/ui.json
>
>
> location /foldername {
> index default.html default.htm;
> proxy_pass http://siteaddress_eapp_entry;
> }
>
>
> I have tried below syntax but still JSON files are caching
>
> location \foldername \.(json)$ {
> expires -1;
> }
>
> Please help anyone to solve my issue,Thanks in advance.
>
> Posted at Nginx Forum: http://forum.nginx.org/read.php?2,255425,255425#msg-255425
>
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