What is the relation of this setting with Varnish? I´m not finding any information about this setting and Varnish.
Thanks! Miguel On 01/26/17 9:22 PM, Carlos Fernandez wrote: > That VCL looks similar to what we use. What does the > "session.cache_limiter" setting in your php.ini file say? If it's set to > "nocache" (the default), then PHP will always respond with an Expires > header set in the past so that Varnish will not cache it. > > On Thu, Jan 26, 2017 at 2:25 PM, Miguel González > <[email protected] <mailto:[email protected]>> wrote: > > Dear all, > > Probably since I´m a newbie I assume a cache system makes a "static" > copy of a web and serve it to the browser. I have several Wordpress > sites, same backend and speed load differs quite much (from 1 second to > 6 seconds). Obviously size matters but shouldn´t load all items (CSS, > JS, images) almost at the same time? Webpagetest shows it´s not the > case. > > I have tried to use together with Varnish other plugin caches as W3 > Total Cache but the performance is even worse. > > Maybe my assumptions are wrong or my VCL is wrong. > > I have 4.1 as was suggested by someone from the list. > > Thanks! > > Miguel > > my default.vcl: > > # > # This is an example VCL file for Varnish. > # > # It does not do anything by default, delegating control to the > # builtin VCL. The builtin VCL is called when there is no explicit > # return statement. > # > # See the VCL chapters in the Users Guide at > https://www.varnish-cache.org/docs/ > <https://www.varnish-cache.org/docs/> > # and http://varnish-cache.org/trac/wiki/VCLExamples > <http://varnish-cache.org/trac/wiki/VCLExamples> for more examples. > > # Marker to tell the VCL compiler that this VCL has been adapted to the > # new 4.0 format. > vcl 4.0; > > import std; > > # Default backend definition. Set this to point to your content server. > backend default { > .host = "127.0.0.1"; > .port = "82"; > .connect_timeout = 600s; > .first_byte_timeout = 600s; > .between_bytes_timeout = 600s; > > > } > > acl purge { > "localhost"; > "127.0.0.1"; > } > > > # This function is used when a request is send by a HTTP client > (Browser) > sub vcl_recv { > > # remove ?ver=xxxxx strings from urls so css and js files are > cached. > # Watch out when upgrading WordPress, need to restart Varnish or > flush cache. > set req.url = regsub(req.url, "\?ver=.*$", ""); > > # Remove "replytocom" from requests to make caching better. > set req.url = regsub(req.url, "\?replytocom=.*$", ""); > > #We pass real IP and Port to the backend > > if (req.http.X-Forwarded-Proto == "https" ) { > set req.http.X-Port = "443"; > } else { > set req.http.X-Port = "80"; > } > > set req.http.X-Forwarded-For = regsub(req.http.X-Forwarded-For, > "^([^,]+),?.*$", "\1"); > > > # Normalize the header, remove the port (in case you're testing > this on various TCP ports) > > set req.http.Host = regsub(req.http.Host, ":[0-9]+", ""); > > # Remove has_js and CloudFlare/Google Analytics __* cookies. > set req.http.Cookie = regsuball(req.http.Cookie, > "(^|;\s*)(_[_a-z]+|has_js)=[^;]*", ""); > # Remove a ";" prefix, if present. > set req.http.Cookie = regsub(req.http.Cookie, "^;\s*", ""); > > > # Allow purging from ACL > if (req.method == "PURGE") { > # If not allowed then a error 405 is returned > if (!client.ip ~ purge) { > return(synth(405, "This IP is not allowed to > send PURGE requests.")); > } > # If allowed, do a cache_lookup -> vlc_hit() or > vlc_miss() > return (purge); > } > > # Post requests will not be cached > #if (req.http.Authorization || req.method == "POST") { > # return (pass); > #} > > # Pass anything other than GET and HEAD directly. > if (req.method != "GET" && req.method != "HEAD") { > return( pass ); > } /* We only deal with GET and HEAD by default */ > > > #Woocommerce don't cache : > if (req.url ~ > "^/(cart|my-account/*|checkout|addons|logout|lost-password|product/*)") > { > return (pass); > } > > #Woocommerce add to cart pass : > if (req.url ~ "\?add-to-cart=" ) { > return (pass); > } > if (req.url ~ "/wp-cron.php" || req.url ~ "preview=true") { > return (pass); > } > > # Woocommerce > if (req.url ~ "(cart|my-account|checkout|addons)") { > return (pass); > } > if ( req.url ~ "\?add-to-cart=" ) { > return (pass); > } > > > # --- WordPress specific configuration > # Did not cache the admin and login pages > if (req.url ~ > > "nocache|cart|my-account|checkout|addons|tienda|mi-cuenta|carro|producto/*|login|wp-admin|wp-(comments-post|login|signup|activate|mail|cron)\.php|preview\=true|admin-ajax\.php|xmlrpc\.php|bb-admin|whm-server-status|server-status|control\.php|bb-login\.php|bb-reset-password\.php|register\.php") > { > return (pass); > } > > if (req.url ~ "(ajax|dynamic|custom)") { > return(pass); > } > > # Remove the "has_js" cookie > set req.http.Cookie = regsuball(req.http.Cookie, "has_js=[^;]+(; > )?", ""); > > # Remove any Google Analytics based cookies > set req.http.Cookie = regsuball(req.http.Cookie, "__utm.=[^;]+(; > )?", ""); > > # Remove the Quant Capital cookies (added by some plugin, > all __qca) > set req.http.Cookie = regsuball(req.http.Cookie, "__qc.=[^;]+(; > )?", ""); > > # Remove the wp-settings-1 cookie > set req.http.Cookie = regsuball(req.http.Cookie, > "wp-settings-1=[^;]+(; )?", ""); > > # Remove the wp-settings-time-1 cookie > set req.http.Cookie = regsuball(req.http.Cookie, > "wp-settings-time-1=[^;]+(; )?", ""); > > # Remove the wp test cookie > set req.http.Cookie = regsuball(req.http.Cookie, > "wordpress_test_cookie=[^;]+(; )?", ""); > > # Are there cookies left with only spaces or that are empty? > if (req.http.cookie ~ "^ *$") { > unset req.http.cookie; > } > > # Cache the following files extensions > if (req.url ~ "\.(txt|css|js|png|gif|jp(e)?g|swf|ico)") { > unset req.http.cookie; > } > > # Normalize Accept-Encoding header and compression > # https://www.varnish-cache.org/docs/3.0/tutorial/vary.html > <https://www.varnish-cache.org/docs/3.0/tutorial/vary.html> > if (req.http.Accept-Encoding) { > # Do no compress compressed files... > if (req.url ~ > "\.(jpg|png|gif|gz|tgz|bz2|tbz|mp3|ogg)$") { > unset req.http.Accept-Encoding; > } elsif (req.http.Accept-Encoding ~ "gzip") { > set req.http.Accept-Encoding = "gzip"; > } elsif (req.http.Accept-Encoding ~ "deflate") { > set req.http.Accept-Encoding = "deflate"; > } else { > unset req.http.Accept-Encoding; > } > } > > # Check the cookies for wordpress-specific items > if (req.http.Cookie ~ "wordpress_" || req.http.Cookie ~ > "comment_") { > return (pass); > } > if (!req.http.cookie) { > unset req.http.cookie; > } > > # --- End of WordPress specific configuration > > # Did not cache HTTP authentication and HTTP Cookie > if (req.http.Authorization || req.http.Cookie) { > # Not cacheable by default > return (pass); > } > > # Cache all others requests > return (hash); > } > > sub vcl_pipe { > return (pipe); > } > > sub vcl_pass { > return (fetch); > } > > # The data on which the hashing will take place > sub vcl_hash { > hash_data(req.url); > if (req.http.host) { > hash_data(req.http.host); > } else { > hash_data(server.ip); > } > > # If the client supports compression, keep that in a > different cache > if (req.http.Accept-Encoding) { > hash_data(req.http.Accept-Encoding); > } > > return (lookup); > } > > # This function is used when a request is sent by our backend (Nginx > server) > sub vcl_backend_response { > # Remove some headers we never want to see > unset beresp.http.Server; > unset beresp.http.X-Powered-By; > > if (beresp.http.content-type ~ > "(text|javascript|application/x-font-woff)") { > set beresp.do_gzip = true; > } > > # For static content strip all backend cookies > if (bereq.url ~ "\.(css|js|png|gif|jp(e?)g)|swf|ico") { > unset beresp.http.cookie; > } > # Don't store backend > if (bereq.url ~ "wp-(login|admin)" || bereq.url ~ > "preview=true") { > set beresp.uncacheable = true; > set beresp.ttl = 30s; > return (deliver); > } > > # Only allow cookies to be set if we're in admin area > if (!(bereq.url ~ > > "(wp-login|cart|my-account|checkout|addons|tienda|mi-cuenta|carro|producto/*|login|wp-admin|preview=true)")) > { > unset beresp.http.set-cookie; > } > > # don't cache response to posted requests or those with > basic auth > if ( bereq.method == "POST" || bereq.http.Authorization ) { > set beresp.uncacheable = true; > set beresp.ttl = 120s; > return (deliver); > } > > # don't cache search results > if ( bereq.url ~ "\?s=" ){ > set beresp.uncacheable = true; > set beresp.ttl = 120s; > return (deliver); > } > > # only cache status ok > if ( beresp.status != 200 ) { > set beresp.uncacheable = true; > set beresp.ttl = 120s; > return (deliver); > } > > # A TTL of 24h > set beresp.ttl = 24h; > # Define the default grace period to serve cached content > #set beresp.grace = 30s; > set beresp.grace = 1h; > > return (deliver); > } > > # The routine when we deliver the HTTP request to the user > # Last chance to modify headers that are sent to the client > sub vcl_deliver { > if (obj.hits > 0) { > set resp.http.X-Cache = "cached"; > } else { > set resp.http.x-Cache = "uncached"; > } > > # Remove some headers: PHP version > unset resp.http.X-Powered-By; > > # Remove some headers: Apache version & OS > unset resp.http.Server; > > # Remove some heanders: Varnish > unset resp.http.Via; > unset resp.http.X-Varnish; > > return (deliver); > } > > sub vcl_init { > return (ok); > } > > sub vcl_fini { > return (ok); > } > > _______________________________________________ > varnish-misc mailing list > [email protected] <mailto:[email protected]> > https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc > <https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc> > > > > > -- > > Best regards, > > -- > > Carlos M. Fernández > > Enterprise Systems Manager > > *Saint Joseph’s University* > > Philadelphia PA 19131 > > T: +1 610 660 1501 > _______________________________________________ varnish-misc mailing list [email protected] https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
