Feature Flags

We now use django-waffle for feature flags. You must define your feature flag in the admin ui (or via a data migration) then you can reference it throughout your code.

Please use constants to avoid mistakes.

Flag Name	Type	Description
custom-domains-revamp	flag	Enables the new Custom Domains UI in the new /custom-domains route.
multi-factor-authentication	flag	Displays the Multi-factor Authentication link and pages on the dashboard.
active-logins	flag	Displays the Security Settings card on /settings/security.
show-connect-now	flag	Displays the ‘Connect now’ button in the Mail dashboard that triggers Thunderbird Desktop
send-storage	flag	Displays the Send storage usage bar on the dashboard and enables the /api/v1/subscription/send/storage/ endpoint.
purge-incomplete-signups	switch	When active, purge_incomplete_signups will delete stale users. When inactive (default) it will move stale users into the “Users to Purge” group.
increased-traffic-banner	switch	When active, displays a sitewide banner telling users the site is under heavy load. Hidden by default.
is-address-taken-lookup-stalwart	switch	During the is_address_taken function lastly check Stalwart for the address that is being requested, and error if that address exists in Stalwart.