in lib/aws-rails-provisioner/db_cluster.rb [284:296]
def _default_db_port
case @engine
when 'AURORA_POSTGRESQL' then 3306
when 'AURORA_MYSQL' then 3306
when 'AURORA' then 3306
else
msg = 'Failed to locate a default db port for :engine'\
' provided, please provide :port'
raise Aws::RailsProvisioner::Errors::ValidationError, msg
end
end