Update changelog and tidy openntpd input
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Daniel Nelson
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@ -11,6 +11,7 @@
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- [docker_log](/plugins/inputs/docker_log) - Contributed by @prashanthjbabu
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- [fireboard](/plugins/inputs/fireboard) - Contributed by @ronnocol
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- [openntpd](/plugins/inputs/openntpd) - Contributed by @aromeyer
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- [uwsgi](/plugins/inputs/uswgi) - Contributed by @blaggacao
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#### New Parsers
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@ -1,7 +1,8 @@
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# OpenNTPD Input Plugin
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Get standard NTP query metrics from OpenNTPD ([OpenNTPD - a FREE, easy to use
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implementation of the Network Time Protocol](http://www.openntpd.org/)).
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Get standard NTP query metrics from [OpenNTPD][] using the ntpctl command.
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[OpenNTPD]: http://www.openntpd.org/
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Below is the documentation of the various headers returned from the NTP query
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command when running `ntpctl -s peers`.
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@ -19,40 +20,36 @@ the remote peer or server (RMS, milliseconds);
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- jitter – Mean deviation (jitter) in the time reported for that remote peer or
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server (RMS of difference of multiple time samples, milliseconds);
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### Configuration:
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### Configuration
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```toml
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# Get standard NTP query metrics, requires ntpctls executable
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# provided by openntpd packages
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[[inputs.openntpd]]
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## If running as a restricted user you can prepend sudo for additional access:
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#use_sudo = false
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## Run ntpctl binary with sudo.
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# use_sudo = false
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## The default location of the ntpctl binary can be overridden with:
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binary = "/usr/sbin/ntpctl"
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## Location of the ntpctl binary.
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# binary = "/usr/sbin/ntpctl"
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## The default timeout of 1000ms can be overriden with (in milliseconds):
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#timeout = 1000
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## Maximum time the ntpctl binary is allowed to run.
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# timeout = "5ms"
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```
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### Measurements & Fields:
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### Metrics
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- ntpctl
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- tags:
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- remote
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- stratum
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- fields:
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- delay (float, milliseconds)
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- jitter (float, milliseconds)
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- offset (float, milliseconds)
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- poll (int, seconds)
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- next (int,,seconds)
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- next (int, seconds)
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- wt (int)
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- tl (int)
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### Tags:
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- All measurements have the following tags:
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- remote
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- stratum
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### Permissions:
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### Permissions
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It's important to note that this plugin references ntpctl, which may require
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additional permissions to execute successfully.
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@ -80,17 +77,17 @@ If you use this method, you will need the following in your telegraf config:
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You will also need to update your sudoers file:
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```bash
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$ visudo
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# Add the following line:
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telegraf ALL=(ALL) NOPASSWD: /usr/sbin/ntpctl
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# Add the following lines:
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Cmnd_Alias NTPCTL = /usr/sbin/ntpctl
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telegraf ALL=(ALL) NOPASSWD: NTPCTL
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Defaults!NTPCTL !logfile, !syslog, !pam_session
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```
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Please use the solution you see as most appropriate.
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### Example Output:
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### Example Output
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```
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$ telegraf --config ~/ws/telegraf.conf --input-filter openntpd --test
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* Plugin: openntpd, Collection 1
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> openntpd,remote=194.57.169.1,stratum=2,host=localhost tl=10i,poll=1007i,
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openntpd,remote=194.57.169.1,stratum=2,host=localhost tl=10i,poll=1007i,
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offset=2.295,jitter=3.896,delay=53.766,next=266i,wt=1i 1514454299000000000
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```
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@ -53,7 +53,7 @@ type Openntpd struct {
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}
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var defaultBinary = "/usr/sbin/ntpctl"
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var defaultTimeout = internal.Duration{Duration: time.Second}
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var defaultTimeout = internal.Duration{Duration: 5 * time.Second}
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func (n *Openntpd) Description() string {
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return "Get standard NTP query metrics from OpenNTPD."
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@ -61,14 +61,14 @@ func (n *Openntpd) Description() string {
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func (n *Openntpd) SampleConfig() string {
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return `
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## If running as a restricted user you can prepend sudo for additional access:
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#use_sudo = false
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## Run ntpctl binary with sudo.
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# use_sudo = false
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## The default location of the ntpctl binary can be overridden with:
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binary = "/usr/sbin/ntpctl"
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## Location of the ntpctl binary.
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# binary = "/usr/sbin/ntpctl"
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## The default timeout of 1000ms can be overriden with (in milliseconds):
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timeout = 1000
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## Maximum time the ntpctl binary is allowed to run.
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# timeout = "5ms"
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`
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}
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@ -135,12 +135,12 @@ func (n *Openntpd) Gather(acc telegraf.Accumulator) error {
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// if there is an ntpctl state prefix, remove it and make it it's own tag
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if strings.ContainsAny(string(fields[0]), "*") {
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tags["state_prefix"] = string(fields[0])
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fields = append(fields[:0], fields[1:]...)
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fields = fields[1:]
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}
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// Get tags from output
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for key, index := range tagI {
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if len(fields) < index {
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if index >= len(fields) {
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continue
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}
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tags[key] = fields[index]
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