VictoriaMetrics/lib/promql/transform.go
2019-12-25 22:03:51 +02:00

80 lines
2.1 KiB
Go

package promql
import (
"strings"
)
var transformFuncs = map[string]bool{
// Standard promql funcs
// See funcs accepting instant-vector on https://prometheus.io/docs/prometheus/latest/querying/functions/ .
"abs": true,
"absent": true,
"ceil": true,
"clamp_max": true,
"clamp_min": true,
"day_of_month": true,
"day_of_week": true,
"days_in_month": true,
"exp": true,
"floor": true,
"histogram_quantile": true,
"hour": true,
"label_join": true,
"label_replace": true,
"ln": true,
"log2": true,
"log10": true,
"minute": true,
"month": true,
"round": true,
"scalar": true,
"sort": true,
"sort_desc": true,
"sqrt": true,
"time": true,
"timestamp": true,
"vector": true,
"year": true,
// New funcs
"label_set": true,
"label_del": true,
"label_keep": true,
"label_copy": true,
"label_move": true,
"label_transform": true,
"label_value": true,
"union": true,
"": true,
"keep_last_value": true,
"start": true,
"end": true,
"step": true,
"running_sum": true,
"running_max": true,
"running_min": true,
"running_avg": true,
"range_sum": true,
"range_max": true,
"range_min": true,
"range_avg": true,
"range_first": true,
"range_last": true,
"range_quantile": true,
"smooth_exponential": true,
"remove_resets": true,
"rand": true,
"rand_normal": true,
"rand_exponential": true,
"pi": true,
"sin": true,
"cos": true,
"asin": true,
"acos": true,
"prometheus_buckets": true,
}
func isTransformFunc(s string) bool {
s = strings.ToLower(s)
return transformFuncs[s]
}