telegraf/plugins/system/system.go

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package system
import (
"github.com/influxdb/tivan/plugins"
2015-04-04 00:22:31 +00:00
"github.com/influxdb/tivan/plugins/system/ps/load"
"github.com/vektra/cypress"
)
type PS interface {
LoadAvg() (*load.LoadAvgStat, error)
}
type SystemStats struct {
ps PS
tags map[string]string
}
func (s *SystemStats) Read() ([]*cypress.Message, error) {
lv, err := s.ps.LoadAvg()
if err != nil {
return nil, err
}
m1 := cypress.Metric()
m1.Add("type", "gauge")
m1.Add("name", "load1")
m1.Add("value", lv.Load1)
for k, v := range s.tags {
m1.AddTag(k, v)
}
m2 := cypress.Metric()
m2.Add("type", "gauge")
m2.Add("name", "load5")
m2.Add("value", lv.Load5)
for k, v := range s.tags {
m2.AddTag(k, v)
}
m3 := cypress.Metric()
m3.Add("type", "gauge")
m3.Add("name", "load15")
m3.Add("value", lv.Load15)
for k, v := range s.tags {
m3.AddTag(k, v)
}
return []*cypress.Message{m1, m2, m3}, nil
}
type systemPS struct{}
func (s *systemPS) LoadAvg() (*load.LoadAvgStat, error) {
return load.LoadAvg()
}
func init() {
plugins.Add("system", func() plugins.Plugin {
return &SystemStats{ps: &systemPS{}}
})
}