From 9f244cf1acd503fcae244b6cbb2177bdbf5f6e2e Mon Sep 17 00:00:00 2001
From: JSH <jhensley@subfx.net>
Date: Tue, 11 Jul 2017 17:08:40 -0400
Subject: [PATCH] Fix chrony plugin does not track system time offset (#2989)
---
plugins/inputs/chrony/README.md | 3 ++-
plugins/inputs/chrony/chrony.go | 2 +-
plugins/inputs/chrony/chrony_test.go | 1 +
3 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/plugins/inputs/chrony/README.md b/plugins/inputs/chrony/README.md
index 2a810f52..aa4f8480 100644
--- a/plugins/inputs/chrony/README.md
+++ b/plugins/inputs/chrony/README.md
@@ -63,6 +63,7 @@ Delete second or Not synchronised.
### Measurements & Fields:
- chrony
+ - system_time (float, seconds)
- last_offset (float, seconds)
- rms_offset (float, seconds)
- frequency (float, ppm)
@@ -84,7 +85,7 @@ Delete second or Not synchronised.
```
$ telegraf --config telegraf.conf --input-filter chrony --test
* Plugin: chrony, Collection 1
-> chrony,leap_status=normal,reference_id=192.168.1.1,stratum=3 frequency=-35.657,last_offset=-0.000013616,residual_freq=-0,rms_offset=0.000027073,root_delay=0.000644,root_dispersion=0.003444,skew=0.001,update_interval=1031.2 1463750789687639161
+> chrony,leap_status=normal,reference_id=192.168.1.1,stratum=3 frequency=-35.657,system_time=0.000027073,last_offset=-0.000013616,residual_freq=-0,rms_offset=0.000027073,root_delay=0.000644,root_dispersion=0.003444,skew=0.001,update_interval=1031.2 1463750789687639161
```
diff --git a/plugins/inputs/chrony/chrony.go b/plugins/inputs/chrony/chrony.go
index f3910892..94285d24 100644
--- a/plugins/inputs/chrony/chrony.go
+++ b/plugins/inputs/chrony/chrony.go
@@ -92,7 +92,7 @@ func processChronycOutput(out string) (map[string]interface{}, map[string]string
}
name := strings.ToLower(strings.Replace(strings.TrimSpace(stats[0]), " ", "_", -1))
// ignore reference time
- if strings.Contains(name, "time") {
+ if strings.Contains(name, "ref_time") {
continue
}
valueFields := strings.Fields(stats[1])
diff --git a/plugins/inputs/chrony/chrony_test.go b/plugins/inputs/chrony/chrony_test.go
index 496986c4..28633cd0 100644
--- a/plugins/inputs/chrony/chrony_test.go
+++ b/plugins/inputs/chrony/chrony_test.go
@@ -31,6 +31,7 @@ func TestGather(t *testing.T) {
"stratum": "3",
}
fields := map[string]interface{}{
+ "system_time": 0.000020390,
"last_offset": 0.000012651,
"rms_offset": 0.000025577,
"frequency": -16.001,
--
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