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# frozen_string_literal: true
module ResetOnColumnErrors
extend ActiveSupport::Concern
MAX_RESET_PERIOD = 10.minutes
included do |base|
base.rescue_from ActiveRecord::StatementInvalid, with: :reset_on_union_error
base.rescue_from ActiveModel::UnknownAttributeError, with: :reset_on_unknown_attribute_error
base.class_attribute :previous_reset_columns_from_error
end
class_methods do
def do_reset(exception)
class_to_be_reset = base_class
class_to_be_reset.reset_column_information
Gitlab::ErrorTracking.log_exception(exception, { reset_model_name: class_to_be_reset.name })
class_to_be_reset.previous_reset_columns_from_error = Time.current
end
def reset_on_union_error(exception)
if exception.message.include?("each UNION query must have the same number of columns") && should_reset?
do_reset(exception)
end
raise
end
def should_reset?
return false if base_class.previous_reset_columns_from_error? &&
base_class.previous_reset_columns_from_error > MAX_RESET_PERIOD.ago
Feature.enabled?(:reset_column_information_on_statement_invalid, type: :ops)
end
end
def reset_on_union_error(exception)
self.class.reset_on_union_error(exception)
end
def reset_on_unknown_attribute_error(exception)
self.class.do_reset(exception) if self.class.should_reset?
raise
end
end
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