Add checks for two-database upgrade problems #2545
Merged
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Since they are tagged with
Tags.database
, these checks won't run when the application starts up to serve requests, but they will stop migrations from happening.Closes #2543. Work continues at kobotoolbox/kobo-install#65.
P.S.: I've added a new
is_database_empty
management command to this PR that I'll use for kobotoolbox/kobo-install#65.P.P.S.: I've added another management command,
wait_for_database
, so that we know when it's safe to runis_database_empty
.