93 lines
2.1 KiB
Go
93 lines
2.1 KiB
Go
package signalfx
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import (
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"log"
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"golang.org/x/net/context"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/plugins/outputs"
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"github.com/signalfx/golib/datapoint"
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"github.com/signalfx/golib/sfxclient"
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)
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type SignalFx struct {
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AuthToken string `toml:"auth_token"`
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UserAgent string `toml:"user_agent"`
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Endpoint string `toml:"endpoint"`
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sink *sfxclient.HTTPDatapointSink
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}
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var sampleConfig = `
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## Your organization's SignalFx API access token.
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auth_token = "SuperSecretToken"
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## Optional HTTP User Agent value; Overrides the default.
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# user_agent = "Telegraf collector"
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## Optional SignalFX API endpoint value; Overrides the default.
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# endpoint = "https://ingest.signalfx.com/v2/datapoint"
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`
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func (s *SignalFx) Description() string {
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return "Send Telegraf metrics to SignalFx"
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}
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func (s *SignalFx) SampleConfig() string {
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return sampleConfig
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}
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func (s *SignalFx) Connect() error {
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s.sink = sfxclient.NewHTTPDatapointSink()
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s.sink.AuthToken = s.AuthToken
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if len(s.UserAgent) > 0 {
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s.sink.UserAgent = s.UserAgent
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}
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if len(s.Endpoint) > 0 {
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s.sink.Endpoint = s.Endpoint
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}
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return nil
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}
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func (s *SignalFx) Close() error {
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return nil
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}
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func (s *SignalFx) Write(metrics []telegraf.Metric) error {
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var datapoints []*datapoint.Datapoint
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for _, metric := range metrics {
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// One SignalFx metric per field.
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for fieldName, fieldValue := range metric.Fields() {
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var value datapoint.Value
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switch fieldValue.(type) {
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case float64:
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value = datapoint.NewFloatValue(fieldValue.(float64))
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case int64:
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value = datapoint.NewIntValue(fieldValue.(int64))
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default:
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log.Printf("Unhandled type %T for field %s\n", fieldValue, fieldName)
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continue
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}
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metricName := metric.Name() + "." + fieldName
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datapoint := datapoint.New(metricName, metric.Tags(), value, datapoint.Gauge, metric.Time())
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datapoints = append(datapoints, datapoint)
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}
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}
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ctx := context.Background()
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err := s.sink.AddDatapoints(ctx, datapoints)
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if err != nil {
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return err
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}
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return nil
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}
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func init() {
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outputs.Add("signalfx", func() telegraf.Output { return &SignalFx{} })
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}
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