class Chef::Provider::Cron::Unix

Private Instance Methods

read_crontab() click to toggle source
# File lib/chef/provider/cron/unix.rb, line 35
def read_crontab
  crontab = shell_out(%w{/usr/bin/crontab -l}, user: @new_resource.user)
  status = crontab.status.exitstatus

  logger.trace crontab.format_for_exception if status > 0

  if status > 1
    raise Chef::Exceptions::Cron, "Error determining state of #{@new_resource.name}, exit: #{status}"
  end
  return nil if status > 0
  crontab.stdout.chomp << "\n"
end
write_crontab(crontab) click to toggle source
# File lib/chef/provider/cron/unix.rb, line 48
def write_crontab(crontab)
  tempcron = Tempfile.new("chef-cron")
  tempcron << crontab
  tempcron.flush
  tempcron.chmod(0644)
  exit_status = 0
  error_message = ""
  begin
    crontab_write = shell_out("/usr/bin/crontab", tempcron.path, user: @new_resource.user)
    stderr = crontab_write.stderr
    exit_status = crontab_write.status.exitstatus
    # solaris9, 10 on some failures for example invalid 'mins' in crontab fails with exit code of zero :(
    if stderr && stderr.include?("errors detected in input, no crontab file generated")
      error_message = stderr
      exit_status = 1
    end
  rescue Chef::Exceptions::Exec => e
    logger.trace(e.message)
    exit_status = 1
    error_message = e.message
  rescue ArgumentError => e
    # usually raised on invalid user.
    logger.trace(e.message)
    exit_status = 1
    error_message = e.message
  end
  tempcron.close!
  if exit_status > 0
    raise Chef::Exceptions::Cron, "Error updating state of #{@new_resource.name}, exit: #{exit_status}, message: #{error_message}"
  end
end