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Add a counter for empty syslog messages #2565

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Sep 3, 2020
Merged

Add a counter for empty syslog messages #2565

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6 changes: 6 additions & 0 deletions pkg/promtail/targets/syslog/syslogtarget.go
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,11 @@ var (
Name: "syslog_target_parsing_errors_total",
Help: "Total number of parsing errors while receiving syslog messages",
})
syslogEmptyMessages = promauto.NewCounter(prometheus.CounterOpts{
Namespace: "promtail",
Name: "syslog_empty_messages_total",
Help: "Total number of empty messages receiving from syslog",
})

defaultIdleTimeout = 120 * time.Second
)
Expand Down Expand Up @@ -181,6 +186,7 @@ func (t *SyslogTarget) handleMessage(connLabels labels.Labels, msg syslog.Messag
rfc5424Msg := msg.(*rfc5424.SyslogMessage)

if rfc5424Msg.Message == nil {
syslogEmptyMessages.Inc()
return
}

Expand Down