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Handle no data from powersupplyclass

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Handle the case when /sys/class/power_supply doesn't exist. Fixes
logging error spam.

Requires https://github.com/prometheus/procfs/pull/308

Signed-off-by: Ben Kochie <superq@gmail.com>
This commit is contained in:
Ben Kochie 2020-06-13 11:07:01 +02:00
commit 5fed4f01e9
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GPG key ID: C646B23C9E3245F1
2 changed files with 5 additions and 1 deletions
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4
collector/powersupplyclass.go
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@ -18,6 +18,7 @@ package collector
import (
"fmt"
"os"
"regexp"
"github.com/go-kit/kit/log"
@ -54,6 +55,9 @@ func NewPowerSupplyClassCollector(logger log.Logger) (Collector, error) {
func (c *powerSupplyClassCollector) Update(ch chan<- prometheus.Metric) error {
powerSupplyClass, err := getPowerSupplyClassInfo(c.ignoredPattern)
if err != nil {
if os.IsNotExist(err) {
return ErrNoData
}
return fmt.Errorf("could not get power_supply class info: %s", err)
}
for _, powerSupply := range powerSupplyClass {