gitlab-org--gitlab-foss/lib/gitlab/ci/cron_parser.rb
2017-04-06 23:46:59 +09:00

34 lines
852 B
Ruby

module Gitlab
module Ci
class CronParser
VALID_SYNTAX_SAMPLE_TIME_ZONE = 'UTC'.freeze
VALID_SYNTAX_SAMPLE_CRON = '* * * * *'.freeze
def initialize(cron, cron_timezone = 'UTC')
@cron = cron
@cron_timezone = cron_timezone
end
def next_time_from(time)
@cron_line ||= try_parse_cron(@cron, @cron_timezone)
@cron_line.next_time(time).in_time_zone(Time.zone) if @cron_line.present?
end
def cron_valid?
try_parse_cron(@cron, VALID_SYNTAX_SAMPLE_TIME_ZONE).present?
end
def cron_timezone_valid?
try_parse_cron(VALID_SYNTAX_SAMPLE_CRON, @cron_timezone).present?
end
private
def try_parse_cron(cron, cron_timezone)
Rufus::Scheduler.parse("#{cron} #{cron_timezone}")
rescue
# noop
end
end
end
end