68 lines
1.3 KiB
Go
68 lines
1.3 KiB
Go
//go:generate ../../../tools/readme_config_includer/generator
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package rename
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import (
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_ "embed"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/plugins/processors"
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)
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//go:embed sample.conf
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var sampleConfig string
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type Replace struct {
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Measurement string `toml:"measurement"`
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Tag string `toml:"tag"`
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Field string `toml:"field"`
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Dest string `toml:"dest"`
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}
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type Rename struct {
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Replaces []Replace `toml:"replace"`
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}
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func (*Rename) SampleConfig() string {
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return sampleConfig
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}
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func (r *Rename) Apply(in ...telegraf.Metric) []telegraf.Metric {
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for _, point := range in {
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for _, replace := range r.Replaces {
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if replace.Dest == "" {
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continue
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}
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if replace.Measurement != "" {
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if value := point.Name(); value == replace.Measurement {
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point.SetName(replace.Dest)
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}
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continue
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}
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if replace.Tag != "" {
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if value, ok := point.GetTag(replace.Tag); ok {
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point.RemoveTag(replace.Tag)
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point.AddTag(replace.Dest, value)
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}
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continue
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}
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if replace.Field != "" {
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if value, ok := point.GetField(replace.Field); ok {
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point.RemoveField(replace.Field)
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point.AddField(replace.Dest, value)
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}
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continue
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}
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}
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}
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return in
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}
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func init() {
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processors.Add("rename", func() telegraf.Processor {
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return &Rename{}
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})
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}
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