Quick question on NGINX cache

[Jore]

Hi there,

Thanks for that.

Could you provide an example conf by any chance please, so I can get my
head around that?

Thanks!
Jore


On 24/5/20 8:56 am, Alex Evonosky wrote:
> Jore-
>
> I applied the proxy_hide_header for no-cache headers to NGINX can
> process it and cache it.
>
> On Sat, May 23, 2020 at 5:17 PM Jore <community at thoughtmaybe.com
> <mailto:community at thoughtmaybe.com>> wrote:
>
>     Hi Alex/all,
>
>     How did you fix?
>
>     I've got a very similar issue.
>
>     nginx running Wordpress with the Hypercache plugin but only the
>     homepage is cached, other pages "miss" according to page headers.
>
>     Thanks,
>     Jore
>
>
>     On 24/5/20 7:04 am, Alex Evonosky wrote:
>>     Disregard, found the issue.
>>
>>     thank you.
>>
>>     On Sat, May 23, 2020 at 4:18 PM Alex Evonosky
>>     <alex.evonosky at gmail.com <mailto:alex.evonosky at gmail.com>> wrote:
>>
>>         "Can you be more specific? Which "cache"? Browser cache?
>>         Nginx content
>>         cache? try_files has nothing to do with caching..."
>>
>>
>>         Nginx content cache
>>
>>
>>         "Either way, you need to check your headers to ensure that
>>         they allow
>>         caching for said pages. Also if any cookies are being sent
>>         then nginx
>>         won't cache the page."
>>
>>
>>         I looked at the headers using CURL..  
>>
>>         The issue seems this:
>>
>>
>>         The request hits NGINX and the backend server(s) for
>>         Wordpress are cached just fine from just the FQDN ---
>>         example.com <http://example.com>
>>
>>         however, if I try to go to say, example.com/?page_id=1234
>>         <http://example.com/?page_id=1234>, the headers do not show
>>         NGINX anymore, as only the servers for Wordpress show up;
>>         Almost like a 
>>         cache punch-hole.
>>
>>
>>         ===== proxy.conf ====
>>
>>         proxy_cache_path /tmp/cache keys_zone=my_cache:10m
>>         max_size=10m inactive=60m;
>>
>>         #proxy_redirect off;
>>         proxy_set_header Host $host;
>>         proxy_set_header X-Real-IP $remote_addr;
>>         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
>>         add_header X-Cache-Status $upstream_cache_status;
>>         client_max_body_size 10m;
>>         client_body_buffer_size 128k;
>>         proxy_connect_timeout 90;
>>         proxy_send_timeout 90;
>>         proxy_read_timeout 90;
>>         proxy_buffers 32 4k;
>>
>>
>>
>>         ==== nginx.conf ====
>>
>>         http {
>>                 upstream example.com <http://example.com> {
>>                 least_conn;
>>                 server 10.10.10.138:8999 <http://10.10.10.138:8999>;
>>                 server 10.10.10.84:8999 <http://10.10.10.84:8999>;
>>                 }
>>
>>         server {
>>         listen 82;
>>         location / {
>>         try_files $uri $uri/ /$args /index.php?$args;
>>         proxy_cache my_cache;
>>         proxy_cache_use_stale error timeout http_500 http_502
>>         http_503 http_504;
>>         proxy_cache_background_update on;
>>         proxy_pass http://example.com;
>>         proxy_cache_valid any 60m;
>>         proxy_cache_methods GET HEAD POST;
>>         proxy_http_version 1.1;
>>         proxy_set_header Connection keep-alive;
>>         proxy_ignore_headers Cache-Control Expires Set-Cookie;
>>               }
>>         }
>>
>>         sendfile on;
>>         tcp_nopush on;
>>         tcp_nodelay on;
>>         keepalive_timeout 65;
>>         types_hash_max_size 2048;
>>
>>         gzip on;
>>         gzip_disable "msie6";
>>
>>         # include /etc/nginx/conf.d/*.conf;
>>         # include /etc/nginx/sites-enabled/*;
>>         include /etc/nginx/proxy.conf;
>>
>>         }
>>
>>
>>
>>
>>
>>         Thank you,
>>         Alex
>>
>>
>>
>>
>>         On Sat, May 23, 2020 at 8:43 AM J.R. <themadbeaker at gmail.com
>>         <mailto:themadbeaker at gmail.com>> wrote:
>>
>>             > And the main page caches OK, but any page the resides
>>             on the "?page_id" is
>>             > not getting cached.  Is there more to the "try_files"
>>             that needs applied
>>             > for caching of these permalinks?
>>
>>             Can you be more specific? Which "cache"? Browser cache?
>>             Nginx content
>>             cache? try_files has nothing to do with caching...
>>
>>             Either way, you need to check your headers to ensure that
>>             they allow
>>             caching for said pages. Also if any cookies are being
>>             sent then nginx
>>             won't cache the page.
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