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operations-puppet/templates/varnish/text-frontend.inc.vcl.erb
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text-frontend.inc.vcl.erb
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# Varnish VCL include file for text frontends
include "errorpage.inc.vcl";
include "text-common.inc.vcl";
# A random director with the same backends as the default 'backend' (chash) director
<%
default_backend = @vcl_config.fetch("default_backend", "backend")
-%>
director <%= default_backend %>_random random {
.retries = 5;
<%
@varnish_directors[default_backend].each do |backend|
name = /^[0-9\.]+$/.match(backend) ? "ipv4_" + backend.gsub(".", "_") : backend.split(".")[0].gsub("-", "_")
-%>
{
.backend = <%= name %>;
.weight = 10;
}
<% end -%>
}
sub mobile_redirect {
if ((req.http.User-Agent ~ "(?i)(mobi|240x240|240x320|320x320|alcatel|android|audiovox|bada|benq|blackberry|cdm-|compal-|docomo|ericsson|hiptop|htc[-_]|huawei|ipod|kddi-|kindle|meego|midp|mitsu|mmp\/|mot-|motor|ngm_|nintendo|opera.m|palm|panasonic|philips|phone|playstation|portalmmm|sagem-|samsung|sanyo|sec-|sendo|sharp|softbank|symbian|teleca|up.browser|webos)"
|| req.http.User-Agent ~ "^(lge?|sie|nec|sgh|pg)-" || req.http.Accept ~ "vnd.wap.wml")
&& req.http.User-Agent !~ "(iPad|Android.3|(?i)tablet|(?i)(?!google)bot|PlayBook|Wii)"
&& req.http.Cookie !~ "(stopMobileRedirect=true|mf_useformat=desktop)"
&& req.url ~ "^/wiki/") {
set req.http.MobileHost = regsub(req.http.Host, "^(?:www\.(?=mediawiki))?((?:commons|species|meta|incubator|outreach|strategy|wikimania201[234])\.(?=wikimedia)|\w+\.(?!wikimedia|mediawiki)|(?=mediawiki|wikimediafoundation))(wikimedia|wikipedia|wiktionary|wikinews|wikisource|wikiquote|wikibooks|wikiversity|wikivoyage|mediawiki|wikimediafoundation)\.", "\1m.\2.");
if (req.http.Host != req.http.MobileHost) {
if (req.http.X-Forwarded-Proto) {
set req.http.Location = req.http.X-Forwarded-Proto + "://" + req.http.MobileHost + req.url;
} else {
set req.http.Location = "http://" + req.http.MobileHost + req.url;
}
error 666 "Found";
}
unset req.http.MobileHost;
}
}
sub filter_headers {
if (req.restarts == 0) {
unset req.http.Orig-Cookie;
}
}
sub filter_noise {
if (req.request == "POST" && req.url ~ "index\.php\?option=com_jce&task=plugin&plugin=imgmanager&file=imgmanager&method=form&cid=20&6bc427c8a7981f4fe1f5ac65c1246b5f=cf6dd3cf1923c950586d0dd595c8e20b$") {
error 403 "Noise";
}
}
sub vcl_recv {
call filter_headers;
call filter_noise;
/* Allow purging */
call vcl_recv_purge;
/* FIXME: we're seeing an issue with Range requests and gzip/gunzip.
* Disable Range requests for now.
*/
unset req.http.Range;
call rewrite_proxy_urls;
call mobile_redirect;
call pass_requests;
if (req.url ~ "^/wiki/Special:CentralAutoLogin/") {
set req.backend = backend_random;
}
/* Users that just logged out, should not get a 304 for their
* (locally cached) logged in pages. */
if (req.http.If-Modified-Since && req.http.Cookie ~ "LoggedOut") {
unset req.http.If-Modified-Since;
}
call evaluate_cookie;
return(lookup);
}
sub vcl_pass {
call restore_cookie;
}
sub vcl_miss {
call restore_cookie;
}
sub vcl_fetch {
if (beresp.ttl <= 0s) {
set beresp.ttl = 120s;
return (hit_for_pass);
}
return (deliver);
}
sub vcl_error {
/* Support mobile redirects */
if (obj.status == 666) {
set obj.http.Location = req.http.Location;
set obj.status = 302;
set obj.http.Connection = "keep-alive";
return(deliver);
}
call errorpage;
return(deliver);
}
sub vcl_deliver {
/* Override the Cache-Control header for wiki content pages */
if (req.url ~ "(?i)^/w(iki)?/.*"
&& req.url !~ "^/wiki/Special\:Banner(Controller|ListLoader)"
&& req.url !~ "(?i)^/w/(extensions/.*|api\.php)"
&& req.url !~ "(?i)bcache=1") {
set resp.http.Cache-Control = "private, s-maxage=0, max-age=0, must-revalidate";
}
}
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