gitlab-org--gitlab-foss/db/migrate/20161117114805_remove_undel...

58 lines
1.6 KiB
Ruby

# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class RemoveUndeletedGroups < ActiveRecord::Migration
DOWNTIME = false
def up
execute <<-EOF.strip_heredoc
DELETE FROM projects
WHERE namespace_id IN (
SELECT id FROM (
SELECT id
FROM namespaces
WHERE deleted_at IS NOT NULL
) namespace_ids
);
EOF
if defined?(Gitlab::License)
# EE adds these columns but we have to make sure this data is cleaned up
# here before we run the DELETE below. An alternative would be patching
# this migration in EE but this will only result in a mess and confusing
# migrations.
execute <<-EOF.strip_heredoc
DELETE FROM protected_branch_push_access_levels
WHERE group_id IN (
SELECT id FROM (
SELECT id
FROM namespaces
WHERE deleted_at IS NOT NULL
) namespace_ids
);
EOF
execute <<-EOF.strip_heredoc
DELETE FROM protected_branch_merge_access_levels
WHERE group_id IN (
SELECT id FROM (
SELECT id
FROM namespaces
WHERE deleted_at IS NOT NULL
) namespace_ids
);
EOF
end
# This removes namespaces that were supposed to be soft deleted but still
# reside in the database.
execute "DELETE FROM namespaces WHERE deleted_at IS NOT NULL;"
end
def down
# This is an irreversible migration;
# If someone is trying to rollback for other reasons, we should not throw an Exception.
# raise ActiveRecord::IrreversibleMigration
end
end