Improve Nginx's FastCGI caching

etc/nginx/fastcgi_cache

@@ -1,13 +1,11 @@
 ## Include this file if you want to use fastcgi_cache across many sites.
 # Designed to be included in /etc/nginx/nginx.conf http {} block.
 
-fastcgi_cache_path /var/cache/nginx/fastcgi_cache levels=1:2 keys_zone=FASTCGICACHE:100m max_size=1g inactive=60m;
+fastcgi_cache_path /var/cache/nginx/fastcgi_cache levels=1:2 keys_zone=LEMPERCACHE:200m max_size=10g inactive=2h;
 fastcgi_cache_key "$scheme$request_method$host$request_uri";
-fastcgi_cache_use_stale error timeout invalid_header updating http_500 http_503;
 fastcgi_cache_revalidate on;
 fastcgi_cache_background_update on;
 
-
 # FastCGI Log Format
 log_format cache '$remote_addr - $upstream_cache_status [$time_local] '
                  '"$request" $status $body_bytes_sent '

etc/nginx/includes/fastcgi.conf

@@ -3,9 +3,9 @@
 
 fastcgi_intercept_errors on;
 fastcgi_ignore_client_abort off;
-fastcgi_connect_timeout 60;
-fastcgi_send_timeout 90;
-fastcgi_read_timeout 90;
+fastcgi_connect_timeout 120s;
+fastcgi_send_timeout 120s;
+fastcgi_read_timeout 120s;
 fastcgi_buffer_size 128k;
 fastcgi_buffers 128 128k;
 fastcgi_busy_buffers_size 128k;

etc/nginx/includes/fastcgi_cache.conf

@@ -1,23 +1,23 @@
 ## FastCGI cache.
 # Designed to be included in any http, server, location block.
 
-fastcgi_cache FASTCGICACHE;
-fastcgi_cache_valid 200 301 302 60m;
+fastcgi_cache LEMPERCACHE;
+fastcgi_cache_valid 200 301 302 2h;
 fastcgi_cache_valid 404 1m;
-fastcgi_cache_valid any 60m;
+fastcgi_cache_valid any 2h;
+fastcgi_cache_use_stale error timeout invalid_header updating http_500 http_503;
 fastcgi_cache_min_uses 1;
 fastcgi_cache_lock on;
 
 fastcgi_cache_bypass $skip_cache $is_mobile;
 fastcgi_cache_bypass $http_pragma $http_authorization;
-
 fastcgi_no_cache $skip_cache $is_mobile;
 fastcgi_no_cache $http_pragma $http_authorization;
 
 fastcgi_cache_purge $purge_method;
 
 # Ignore header (Added Pragma, crosscheck first)
-fastcgi_ignore_headers X-Accel-Expires Expires Cache-Control Set-Cookie;
+fastcgi_ignore_headers Cache-Control Expires Set-Cookie;
 
 # Header status
 add_header X-FastCGI-Cache $upstream_cache_status;

etc/nginx/includes/rules_fastcgi_cache.conf

@@ -78,14 +78,14 @@ if ($cookie_woocommerce_items_in_cart = "1") {
 ## Purging FastCGI cache ##
 
 # Purge uri.
-location ~ /purge(/.*) {
+location ~ ^/(.*)/purge {
     allow 127.0.0.1;
     #allow SERVER_IP;
     deny all;
     access_log off;
     log_not_found off;
-    fastcgi_cache_purge FASTCGICACHE "$scheme$request_method$host$1";
-    #return 301 $scheme://$host$1;
+    fastcgi_cache_purge LEMPERCACHE "$scheme$request_method$host$1";
+    return 301 $scheme://$host/$1;
 }
 
 ## You may add your own FastCGI cache rules here...

etc/nginx/includes/rules_restriction.conf

@@ -33,8 +33,7 @@ location ~ /\.ht {
 }
 
 # Deny all attempts to access error and access log file.
-location ~ /(error|access)\_log$ 
-{ 
+location ~ /(error|access)\_log$ { 
     deny all;
     log_not_found off;
     return 404;
@@ -93,12 +92,13 @@ location ~* /(?:uploads|files)/.*\.php$ {
 }
 
 # Deny access to PHP file in site files directory.
-location ~ ^/sites/.*/private/ {
+location ~ ^/sites/[^/]+/files/.*\.php$ {
     deny all;
     log_not_found off;
     return 404;
 }
-location ~ ^/sites/[^/]+/files/.*\.php$ {
+
+location ~ ^/sites/.*/private/ {
     deny all;
     log_not_found off;
     return 404;

etc/nginx/includes/rules_staticfiles.conf

@@ -25,7 +25,7 @@ location ~ \.(?:atom|feed|rss|json)$ {
 }
 
 # Header setting for known static files.
-location ~ \.(?:ogg|ogv|3gp|gif|jpeg|jpg|png|wmv|avi|asf|asx|mpg|mpeg|mp4|pls|mp3|mid|wav|swf|flv|exe|zip|tar|rar|gz|tgz|bz2|uha|7z|doc|docx|xls|xlsx|rtf|rtx|txt|pdf|iso)$ {
+location ~ \.(?:gif|jpeg|jpg|png|webp|wmv|avi|asf|asx|ogg|ogv|3gp|mpg|mpeg|mp4|pls|mp3|mid|wav|swf|flv|exe|zip|tar|rar|gz|tgz|bz2|uha|7z|doc|docx|xls|xlsx|rtf|rtx|txt|pdf|iso)$ {
 	add_header Pragma "public";
 	add_header Cache-Control "public, must-revalidate, proxy-revalidate";
 	access_log off;
@@ -52,7 +52,7 @@ location ~ \.(eot|svg|svgz|ttf|woff|woff2)$ {
 }
 
 # Dynamic thumbnail/resized image.
-location ~ (timthumb|thumbs|image|images|img)\.php?src=.*\.(jpg|jpeg|png|gif).* {
+location ~ (timthumb|thumbs|image|images|img)\.php?src=.*\.(jpg|jpeg|png|gif|webp).* {
 	add_header Pragma "public";
 	add_header Cache-Control "public, must-revalidate, proxy-revalidate";
 	access_log off;