default.vlc

#
# 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/
# and http://varnish-cache.org/trac/wiki/VCLExamples for more examples.

# Update of varnish 4 to work with wordpress
# Marker to tell the VCL compiler that this VCL has been adapted to the
# new 4.0 format.
vcl 4.0;

# Default backend definition. Set this to point to your content server.
backend default {
    .host = "172.17.0.1";
    .port = "8080";
    .connect_timeout = 600s;
    .first_byte_timeout = 600s;
    .between_bytes_timeout = 600s;
    .max_connections = 800;
}


# Only allow purging from specific IPs
acl purge {
    "localhost";
    "127.0.0.1";
    "172.17.0.1";
}



# This function is used when a request is send by a HTTP client (Browser)
sub vcl_recv {
	# 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()
		if ( req.url ~ ".*" ) {
			ban("req.url ~ " + req.url);
		}
		return(purge);
	}

	# Cache the following files extensions
	##if (req.url ~ "\.(css|js|png|gif|jp(e)?g|swf|ico)") {
	##	unset req.http.cookie;
	##}

        ##	unset req.http.cookie;

  	if (req.http.host == "correiodeuberlandia.com.br" || req.http.host == "www.correiodeuberlandia.com.br" || req.http.host == "www1.correiodeuberlandia.com.br" || req.http.host == "www2.correiodeuberlandia.com.br") {
        		set req.backend_hint = default;
    		}

	### Only cache GET or HEAD requests. This makes sure the POST (and OPTIONS) requests are always passed.
	if (req.method != "GET" && req.method != "HEAD") {
		return (pass); // DO NOT CACHE
	}


#Escape Assine
if ( req.url ~ "^/assine/*" ) {
  return (pass);
}


	# Wordpress: disable caching for some parts of the backend (mostly admin stuff)
	# and WP search results.



	# --- WordPress specific configuration

	# Did not cache the admin and login pages
	if (req.url ~ "wp-(login|admin)" || req.url ~ "preview=true") {
	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 ~ "\.(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
	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




	##if (req.url ~ "^/tryme/") {
	##	# do not use the cache
	##	return(pass); // DO NOT CACHE
	##}

	# WooCommerce
	##if (req.url ~ "\?add-to-cart=") {
	##	# do not use the cache
	##	return(pass); // DO NOT CACHE
	##}

	# Kick DFind requests
	##if (req.url ~ "^/w00tw00t") {
	##	return (synth(404, "Not Found"));
	##}


	### 
	### http header Cookie
	### 	Remove some cookies (if found).
	###
	# https://www.varnish-cache.org/docs/4.0/users-guide/increasing-your-hitrate.html#cookies

	# Unset the header for static files
	if (req.url ~ "\.(css|flv|gif|htm|html|ico|jpeg|jpg|js|mp3|mp4|pdf|png|swf|tif|tiff|xml)(\?.*|)$") {
		unset req.http.Cookie;
	}

	if (req.http.cookie) {
		# Google Analytics
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(__utm[a-z]+)=([^;]*)", "");
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(_ga)=([^;]*)", "");

		# Quant Capital
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(__qc[a-z]+)=([^;]*)", "");

		# __gad __gads
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(__gad[a-z]+)=([^;]*)", "");

		# Google Cookie consent (client javascript cookie)
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(displayCookieConsent)=([^;]*)", "");

		# Other known Cookies: remove them (if found).
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(__CT_Data)=([^;]*)", "");
		set req.http.Cookie = regsuball( req.http.Cookie, "(^|;\s*)(WRIgnore|WRUID)=([^;]*)", "");


		# PostAction: Remove (once and if found) a ";" prefix followed by 0..n whitespaces.
		# INFO \s* = 0..n whitespace characters
		set req.http.Cookie = regsub( req.http.Cookie, "^;\s*", "" );

		# PostAction: Unset the header if it is empty or 0..n whitespaces.
		if ( req.http.cookie ~ "^\s*$" ) {
			unset req.http.Cookie;
		}
	}



	###
	### Normalize the Accept-Language header
	### We do not need a cache for each language-country combination! Just keep en-* and nl-* for future use.
	### https://www.varnish-cache.org/docs/4.0/users-guide/increasing-your-hitrate.html#http-vary
	if (req.http.Accept-Language) {
		if (req.http.Accept-Language ~ "^en") {
			set req.http.Accept-Language = "en";
		} elsif (req.http.Accept-Language ~ "^nl") {
			set req.http.Accept-Language = "nl";
		} else {
			# Unknown language. Set it to English.
			set req.http.Accept-Language = "en";
		}
	}


	###
	### Varnish v4: vcl_recv must now return hash instead of lookup
	return(hash);

}


sub vcl_backend_response {

    set beresp.ttl = 1w;
    set beresp.grace = 1h;

}

sub vcl_deliver {
	# Happens when we have all the pieces we need, and are about to send the
	# response to the client. You can do accounting or modifying the final object here.

	# main variable = resp.

	set resp.http.Server = "mine";
	set resp.http.X-Powered-By = "madlab brazil";

}

sub vcl_pipe {
	# https://www.varnish-software.com/blog/using-pipe-varnish
	# Note that only the first request to the backend will have X-Forwarded-For set.
	# If you use X-Forwarded-For and want to have it set for all requests, 
	# then make sure to use this: set req.http.connection = "close";
	# (This code is not necessary if you do not do any request rewriting.)

	set req.http.connection = "close";
}