Remove all marketing get params on Varnish to minimize the cache objects (added facebook parameter)

Author: lfluvisotto

app/code/Magento/PageCache/etc/varnish4.vcl

@@ -92,8 +92,8 @@ sub vcl_recv {
     }
 
     # Remove all marketing get parameters to minimize the cache objects
-    if (req.url ~ "(\?|&)(gclid|cx|ie|cof|siteurl|zanpid|origin|mc_[a-z]+|utm_[a-z]+)=") {
-        set req.url = regsuball(req.url, "(gclid|cx|ie|cof|siteurl|zanpid|origin|mc_[a-z]+|utm_[a-z]+)=[-_A-z0-9+()%.]+&?", "");
+    if (req.url ~ "(\?|&)(gclid|cx|ie|cof|siteurl|zanpid|origin|fbclid|mc_[a-z]+|utm_[a-z]+)=") {
+        set req.url = regsuball(req.url, "(gclid|cx|ie|cof|siteurl|zanpid|origin|fbclid|mc_[a-z]+|utm_[a-z]+)=[-_A-z0-9+()%.]+&?", "");
         set req.url = regsub(req.url, "[?|&]+$", "");
     }
 

app/code/Magento/PageCache/etc/varnish5.vcl

@@ -93,8 +93,8 @@ sub vcl_recv {
     }
 
     # Remove all marketing get parameters to minimize the cache objects
-    if (req.url ~ "(\?|&)(gclid|cx|ie|cof|siteurl|zanpid|origin|mc_[a-z]+|utm_[a-z]+)=") {
-        set req.url = regsuball(req.url, "(gclid|cx|ie|cof|siteurl|zanpid|origin|mc_[a-z]+|utm_[a-z]+)=[-_A-z0-9+()%.]+&?", "");
+    if (req.url ~ "(\?|&)(gclid|cx|ie|cof|siteurl|zanpid|origin|fbclid|mc_[a-z]+|utm_[a-z]+)=") {
+        set req.url = regsuball(req.url, "(gclid|cx|ie|cof|siteurl|zanpid|origin|fbclid|mc_[a-z]+|utm_[a-z]+)=[-_A-z0-9+()%.]+&?", "");
         set req.url = regsub(req.url, "[?|&]+$", "");
     }