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Allow user to select port on NTP server to query #2270

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Merged
merged 2 commits into from
Jul 27, 2022
Merged

Allow user to select port on NTP server to query #2270

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ef8bab6
Allow user to select port on NTP server to query
growse Jan 20, 2022
1420525
Added bounds checking for ntpServerPort
growse Jul 27, 2022
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2 changes: 2 additions & 0 deletions collector/ntp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ const (

var (
ntpServer = kingpin.Flag("collector.ntp.server", "NTP server to use for ntp collector").Default("127.0.0.1").String()
ntpServerPort = kingpin.Flag("collector.ntp.server-port", "UDP port number to connect to on NTP server").Default("123").Int()
ntpProtocolVersion = kingpin.Flag("collector.ntp.protocol-version", "NTP protocol version").Default("4").Int()
ntpServerIsLocal = kingpin.Flag("collector.ntp.server-is-local", "Certify that collector.ntp.server address is not a public ntp server").Default("false").Bool()
ntpIPTTL = kingpin.Flag("collector.ntp.ip-ttl", "IP TTL to use while sending NTP query").Default("1").Int()
Expand Down Expand Up @@ -124,6 +125,7 @@ func (c *ntpCollector) Update(ch chan<- prometheus.Metric) error {
Version: *ntpProtocolVersion,
TTL: *ntpIPTTL,
Timeout: time.Second, // default `ntpdate` timeout
Port: *ntpServerPort,
})
if err != nil {
return fmt.Errorf("couldn't get SNTP reply: %w", err)
Expand Down