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Promtail: support unix timestamps with fractional seconds #2301

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merged 5 commits into from
Jul 6, 2020
Merged

Promtail: support unix timestamps with fractional seconds #2301

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11aa180
support unix timestamps with fractional seconds
flixr Jul 6, 2020
9c26e08
add test for parsing unix timestamp with fractions
flixr Jul 6, 2020
52c3ddf
mention Unix timestamp with fractions in docs
flixr Jul 6, 2020
399a149
return error if timestamp is not split into two parts
flixr Jul 6, 2020
f65e65e
don't capitalize error
flixr Jul 6, 2020
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14 changes: 14 additions & 0 deletions pkg/logentry/stages/util.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ package stages

import (
"fmt"
"math"
"strconv"
"strings"
"time"
Expand Down Expand Up @@ -64,6 +65,19 @@ func convertDateLayout(predef string, location *time.Location) parser {
}
case "Unix":
return func(t string) (time.Time, error) {
if strings.Count(t, ".") == 1 {
split := strings.Split(t, ".")
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sec, err := strconv.ParseInt(split[0], 10, 64)
if err != nil {
return time.Time{}, err
}
frac, err := strconv.ParseInt(split[1], 10, 64)
if err != nil {
return time.Time{}, err
}
nsec := int64(float64(frac) * math.Pow(10, float64(9-len(split[1]))))
return time.Unix(sec, nsec), nil
}
i, err := strconv.ParseInt(t, 10, 64)
if err != nil {
return time.Time{}, err
Expand Down