telegraf/internal/models/running_processor.go

52 lines
1.2 KiB
Go

package models
import (
"sync"
"github.com/influxdata/telegraf"
)
type RunningProcessor struct {
Name string
sync.Mutex
Processor telegraf.Processor
Config *ProcessorConfig
}
type RunningProcessors []*RunningProcessor
func (rp RunningProcessors) Len() int { return len(rp) }
func (rp RunningProcessors) Swap(i, j int) { rp[i], rp[j] = rp[j], rp[i] }
func (rp RunningProcessors) Less(i, j int) bool { return rp[i].Config.Order < rp[j].Config.Order }
// FilterConfig containing a name and filter
type ProcessorConfig struct {
Name string
Order int64
Filter Filter
}
func (rp *RunningProcessor) Apply(in ...telegraf.Metric) []telegraf.Metric {
rp.Lock()
defer rp.Unlock()
ret := []telegraf.Metric{}
for _, metric := range in {
if rp.Config.Filter.IsActive() {
// check if the filter should be applied to this metric
if ok := rp.Config.Filter.Apply(metric.Name(), metric.Fields(), metric.Tags()); !ok {
// this means filter should not be applied
ret = append(ret, metric)
continue
}
}
// This metric should pass through the filter, so call the filter Apply
// function and append results to the output slice.
ret = append(ret, rp.Processor.Apply(metric)...)
}
return ret
}