catstodon/config/initializers/0_post_deployment_migrations.rb
Eugen Rochko 018a9e4e7f
Add post-deployment migration system (#8182)
Adopted from GitLab CE. Generate new migration with:

    rails g post_deployment_migration name_of_migration_here

By default they are run together with db:migrate. To not run them,
the env variable SKIP_POST_DEPLOYMENT_MIGRATIONS must be set

Code by Yorick Peterse <yorickpeterse@gmail.com>, see also:

83c8241160
2018-08-13 13:40:01 +02:00

15 lines
643 B
Ruby

# Post deployment migrations are included by default. This file must be loaded
# before other initializers as Rails may otherwise memoize a list of migrations
# excluding the post deployment migrations.
unless ENV['SKIP_POST_DEPLOYMENT_MIGRATIONS']
Rails.application.config.paths['db'].each do |db_path|
path = Rails.root.join(db_path, 'post_migrate').to_s
Rails.application.config.paths['db/migrate'] << path
# Rails memoizes migrations at certain points where it won't read the above
# path just yet. As such we must also update the following list of paths.
ActiveRecord::Migrator.migrations_paths << path
end
end