Function getQueryTime

cli/ctl/promql.go:121–167

(cmd *cobra.Command)

}

func getQueryTime(cmd *cobra.Command) (int64, int64, error) {
	since, _ := cmd.Flags().GetString("since")
	from, _ := cmd.Flags().GetString("from")
	to, _ := cmd.Flags().GetString("to")
	var fromTime, toTime time.Time
	var err error
	// priority: from&to > since
	if from != "" {
		fromTime, err = time.Parse(time.RFC3339, from)
		if err != nil {
			return 0, 0, err
		}
	}
	if to != "" {
		toTime, err = time.Parse(time.RFC3339, to)
		if err != nil {
			return 0, 0, err
		}
	}

	// when and only when from&to are null, use --since time
	if toTime.IsZero() && fromTime.IsZero() {
		if since == "" {
			since = "1h"
		}
		sinceDuration, err := time.ParseDuration(since)
		if err != nil {
			return 0, 0, err
		}
		fromTime = time.Now().Add(-sinceDuration)
		toTime = time.Now()
	}

	if toTime.IsZero() {
		toTime = time.Now()
	}

	if fromTime.IsZero() {
		fromTime = toTime.Add(-1 * time.Hour)
	}

	if fromTime.After(toTime) {
		return 0, 0, fmt.Errorf("query time from: %d should not greater than to: %d", fromTime.Unix(), toTime.Unix())
	}

	return fromTime.Unix(), toTime.Unix(), nil
}

func statsQuery(cmd *cobra.Command, from, to int64, metric string, targetLabels, appLabels []string) error {
	server := common.GetServerInfo(cmd)