language · inferred from evidence
VCL
Varnish Configuration Language, used for writing custom logic in Fastly's edge computing environment.
- Fastly Magento2 serves cached pages during maintenance mode for whitelisted IPs
Enabling Magento maintenance mode did not stop Fastly from serving cached pages, even to whitelisted admin IPs. The proper fix landed in the extension via PR #256; upgrade, or use an Edge ACL plus Edge Dictionary workaround.