locker98/postfix_exporter
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postfix_exporter.go: Handle the case where EOF is reached.

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See these annoying messages,
Feb 06 13:34:03 hostname postfix_exporter[30713]: 2019/02/06 13:34:03 Could not read postfix output, EOF
Feb 06 13:34:27 hostname postfix_exporter[30713]: 2019/02/06 13:34:27 Could not read postfix output, EOF
Feb 06 13:35:27 hostname postfix_exporter[30713]: 2019/02/06 13:35:27 Could not read postfix output, EOF
Feb 06 13:36:27 hostname postfix_exporter[30713]: 2019/02/06 13:36:27 Could not read postfix output, EOF
Feb 06 13:37:27 hostname postfix_exporter[30713]: 2019/02/06 13:37:27 Could not read postfix output, EOF
Feb 06 13:38:27 hostname postfix_exporter[30713]: 2019/02/06 13:38:27 Could not read postfix output, EOF
Feb 06 13:39:27 hostname postfix_exporter[30713]: 2019/02/06 13:39:27 Could not read postfix output, EOF
Feb 06 13:40:27 hostname postfix_exporter[30713]: 2019/02/06 13:40:27 Could not read postfix output, EOF
Feb 06 13:41:27 hostname postfix_exporter[30713]: 2019/02/06 13:41:27 Could not read postfix output, EOF
Feb 06 13:42:27 hostname postfix_exporter[30713]: 2019/02/06 13:42:27 Could not read postfix output, EOF
This commit is contained in:
Mario Trangoni 2019-02-06 13:42:09 +01:00
parent 1e650923d8
commit 27ac982de7
1 changed files with 1 additions and 1 deletions
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2
postfix_exporter.go
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@ -78,7 +78,7 @@ type PostfixExporter struct {
func CollectShowqFromReader(file io.Reader, ch chan<- prometheus.Metric) error {
reader := bufio.NewReader(file)
buf, err := reader.Peek(128)
if err != nil {
if err != nil && err != io.EOF {
log.Printf("Could not read postfix output, %v", err)
}
if bytes.IndexByte(buf, 0) >= 0 {