Use old metric name in Ganglia if rename has happened in the router (#60)

* Use old metric name if rename has happened in the router

* Also check for Ganglia renames for the oldname
This commit is contained in:
Thomas Gruber 2022-03-11 13:44:32 +01:00 committed by GitHub
parent 73f22c1041
commit 1de3dda7be
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 16 additions and 11 deletions

View File

@ -148,10 +148,14 @@ type GangliaMetricConfig struct {
Unit string
Group string
Value string
Name string
}
func GetCommonGangliaConfig(point lp.CCMetric) GangliaMetricConfig {
mname := GangliaMetricRename(point.Name())
if oldname, ok := point.GetMeta("oldname"); ok {
mname = GangliaMetricRename(oldname)
}
for _, group := range CommonGangliaMetrics {
for _, metric := range group.Metrics {
if metric.Name == mname {
@ -187,6 +191,7 @@ func GetCommonGangliaConfig(point lp.CCMetric) GangliaMetricConfig {
Tmax: metric.Tmax,
Unit: metric.Unit,
Value: valueStr,
Name: GangliaMetricRename(mname),
}
}
}
@ -198,10 +203,15 @@ func GetCommonGangliaConfig(point lp.CCMetric) GangliaMetricConfig {
Tmax: 0,
Unit: "",
Value: "",
Name: "",
}
}
func GetGangliaConfig(point lp.CCMetric) GangliaMetricConfig {
mname := GangliaMetricRename(point.Name())
if oldname, ok := point.GetMeta("oldname"); ok {
mname = GangliaMetricRename(oldname)
}
group := ""
if g, ok := point.GetMeta("group"); ok {
group = g
@ -254,5 +264,6 @@ func GetGangliaConfig(point lp.CCMetric) GangliaMetricConfig {
Tmax: DEFAULT_GANGLIA_METRIC_TMAX,
Unit: unit,
Value: valueStr,
Name: GangliaMetricRename(mname),
}
}

View File

@ -39,16 +39,13 @@ func (s *GangliaSink) Write(point lp.CCMetric) error {
//var tagsstr []string
var argstr []string
// Get metric name
metricname := GangliaMetricRename(point.Name())
// Get metric config (type, value, ... in suitable format)
conf := GetCommonGangliaConfig(point)
if len(conf.Type) == 0 {
conf = GetGangliaConfig(point)
}
if len(conf.Type) == 0 {
return fmt.Errorf("metric %s has no 'value' field", metricname)
return fmt.Errorf("metric %q (Ganglia name %q) has no 'value' field", point.Name(), conf.Name)
}
if s.config.AddGangliaGroup {
@ -70,7 +67,7 @@ func (s *GangliaSink) Write(point lp.CCMetric) error {
if s.config.AddTypeToName {
argstr = append(argstr, fmt.Sprintf("--name=%s", GangliaMetricName(point)))
} else {
argstr = append(argstr, fmt.Sprintf("--name=%s", metricname))
argstr = append(argstr, fmt.Sprintf("--name=%s", conf.Name))
}
argstr = append(argstr, fmt.Sprintf("--slope=%s", conf.Slope))
argstr = append(argstr, fmt.Sprintf("--value=%s", conf.Value))

View File

@ -124,24 +124,21 @@ func (s *LibgangliaSink) Write(point lp.CCMetric) error {
return s.cstrCache[key]
}
// Get metric name
metricname := GangliaMetricRename(point.Name())
conf := GetCommonGangliaConfig(point)
if len(conf.Type) == 0 {
conf = GetGangliaConfig(point)
}
if len(conf.Type) == 0 {
return fmt.Errorf("metric %s has no 'value' field", metricname)
return fmt.Errorf("metric %q (Ganglia name %q) has no 'value' field", point.Name(), conf.Name)
}
if s.config.AddTypeToName {
metricname = GangliaMetricName(point)
conf.Name = GangliaMetricName(point)
}
c_value = C.CString(conf.Value)
c_type = lookup(conf.Type)
c_name = lookup(metricname)
c_name = lookup(conf.Name)
// Add unit
unit := ""