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mdadm: Remove extra file existence check

This commit is contained in:
Tobias Schmidt 2017-03-22 10:11:19 -03:00
parent 840ba5dcc7
commit 445ed44082
1 changed files with 3 additions and 7 deletions
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10
collector/mdadm_linux.go
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@ -133,7 +133,7 @@ func evalBuildline(buildline string) (int64, error) {
func parseMdstat(mdStatusFilePath string) ([]mdStatus, error) { func parseMdstat(mdStatusFilePath string) ([]mdStatus, error) {
content, err := ioutil.ReadFile(mdStatusFilePath) content, err := ioutil.ReadFile(mdStatusFilePath)
if err != nil { if err != nil {
return []mdStatus{}, fmt.Errorf("error parsing mdstat: %s", err) return []mdStatus{}, err
} }
lines := strings.Split(string(content), "\n") lines := strings.Split(string(content), "\n")
@ -257,16 +257,12 @@ var (
func (c *mdadmCollector) Update(ch chan<- prometheus.Metric) error { func (c *mdadmCollector) Update(ch chan<- prometheus.Metric) error {
statusfile := procFilePath("mdstat") statusfile := procFilePath("mdstat")
if _, err := os.Stat(statusfile); err != nil { mdstate, err := parseMdstat(statusfile)
if err != nil {
if os.IsNotExist(err) { if os.IsNotExist(err) {
log.Debugf("Not collecting mdstat, file does not exist: %s", statusfile) log.Debugf("Not collecting mdstat, file does not exist: %s", statusfile)
return nil return nil
} }
return err
}
mdstate, err := parseMdstat(statusfile)
if err != nil {
return fmt.Errorf("error parsing mdstatus: %s", err) return fmt.Errorf("error parsing mdstatus: %s", err)
} }