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Use a descriptive name for the file descriptor.

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This commit is contained in:
Ed Schouten 2016-12-16 11:45:14 +01:00
parent 6ff620e387
commit d1fa279105
1 changed files with 3 additions and 3 deletions
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6
collector/drbd_linux.go
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@ -157,7 +157,7 @@ func NewDrbdCollector() (Collector, error) {
func (c *drbdCollector) Update(ch chan<- prometheus.Metric) (err error) { func (c *drbdCollector) Update(ch chan<- prometheus.Metric) (err error) {
statsFile := procFilePath("drbd") statsFile := procFilePath("drbd")
f, err := os.Open(statsFile) file, err := os.Open(statsFile)
if err != nil { if err != nil {
if os.IsNotExist(err) { if os.IsNotExist(err) {
log.Debugf("Not collecting DRBD statistics, as %s does not exist: %s", statsFile) log.Debugf("Not collecting DRBD statistics, as %s does not exist: %s", statsFile)
@ -165,9 +165,9 @@ func (c *drbdCollector) Update(ch chan<- prometheus.Metric) (err error) {
} }
return err return err
} }
defer f.Close() defer file.Close()
scanner := bufio.NewScanner(f) scanner := bufio.NewScanner(file)
scanner.Split(bufio.ScanWords) scanner.Split(bufio.ScanWords)
device := "unknown" device := "unknown"
for scanner.Scan() { for scanner.Scan() {