61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
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package override
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import (
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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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var sampleConfig = `
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## NOTE This processor will override names, name prefixes, name suffixes and
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## values of tags, that are already present in the metric passed through this
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## filter.
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## All modifications on inputs and aggregators can be overridden:
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# name_override = "new name"
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# name_prefix = "new name_prefix"
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# name_suffix = "new name_suffix"
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## Tags to be added (all values must be strings)
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# [processors.overide.tags]
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# additional_tag = "tag_value"
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`
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type Override struct {
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NameOverride string
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NamePrefix string
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NameSuffix string
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Tags map[string]string
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}
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func (p *Override) SampleConfig() string {
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return sampleConfig
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}
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func (p *Override) Description() string {
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return "Add all configured tags to all metrics that pass through this filter."
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}
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func (p *Override) Apply(in ...telegraf.Metric) []telegraf.Metric {
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for _, metric := range in {
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if len(p.NameOverride) > 0 {
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metric.SetName(p.NameOverride)
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}
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if len(p.NamePrefix) > 0 {
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metric.SetPrefix(p.NamePrefix)
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}
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if len(p.NameSuffix) > 0 {
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metric.SetSuffix(p.NameSuffix)
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}
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for key, value := range p.Tags {
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metric.AddTag(key, value)
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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("override", func() telegraf.Processor {
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return &Override{}
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})
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}
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