1 files changed, 0 insertions, 140 deletions
diff --git a/vendor/github.com/armon/go-metrics/datadog/dogstatsd.go b/vendor/github.com/armon/go-metrics/datadog/dogstatsd.go
deleted file mode 100644
index fe021d01c..000000000
--- a/vendor/github.com/armon/go-metrics/datadog/dogstatsd.go
+++ /dev/null
@@ -1,140 +0,0 @@
-package datadog
-
-import (
-	"fmt"
-	"strings"
-
-	"github.com/DataDog/datadog-go/statsd"
-	"github.com/armon/go-metrics"
-)
-
-// DogStatsdSink provides a MetricSink that can be used
-// with a dogstatsd server. It utilizes the Dogstatsd client at github.com/DataDog/datadog-go/statsd
-type DogStatsdSink struct {
-	client            *statsd.Client
-	hostName          string
-	propagateHostname bool
-}
-
-// NewDogStatsdSink is used to create a new DogStatsdSink with sane defaults
-func NewDogStatsdSink(addr string, hostName string) (*DogStatsdSink, error) {
-	client, err := statsd.New(addr)
-	if err != nil {
-		return nil, err
-	}
-	sink := &DogStatsdSink{
-		client:            client,
-		hostName:          hostName,
-		propagateHostname: false,
-	}
-	return sink, nil
-}
-
-// SetTags sets common tags on the Dogstatsd Client that will be sent
-// along with all dogstatsd packets.
-// Ref: http://docs.datadoghq.com/guides/dogstatsd/#tags
-func (s *DogStatsdSink) SetTags(tags []string) {
-	s.client.Tags = tags
-}
-
-// EnableHostnamePropagation forces a Dogstatsd `host` tag with the value specified by `s.HostName`
-// Since the go-metrics package has its own mechanism for attaching a hostname to metrics,
-// setting the `propagateHostname` flag ensures that `s.HostName` overrides the host tag naively set by the DogStatsd server
-func (s *DogStatsdSink) EnableHostNamePropagation() {
-	s.propagateHostname = true
-}
-
-func (s *DogStatsdSink) flattenKey(parts []string) string {
-	joined := strings.Join(parts, ".")
-	return strings.Map(sanitize, joined)
-}
-
-func sanitize(r rune) rune {
-	switch r {
-	case ':':
-		fallthrough
-	case ' ':
-		return '_'
-	default:
-		return r
-	}
-}
-
-func (s *DogStatsdSink) parseKey(key []string) ([]string, []metrics.Label) {
-	// Since DogStatsd supports dimensionality via tags on metric keys, this sink's approach is to splice the hostname out of the key in favor of a `host` tag
-	// The `host` tag is either forced here, or set downstream by the DogStatsd server
-
-	var labels []metrics.Label
-	hostName := s.hostName
-
-	// Splice the hostname out of the key
-	for i, el := range key {
-		if el == hostName {
-			key = append(key[:i], key[i+1:]...)
-			break
-		}
-	}
-
-	if s.propagateHostname {
-		labels = append(labels, metrics.Label{"host", hostName})
-	}
-	return key, labels
-}
-
-// Implementation of methods in the MetricSink interface
-
-func (s *DogStatsdSink) SetGauge(key []string, val float32) {
-	s.SetGaugeWithLabels(key, val, nil)
-}
-
-func (s *DogStatsdSink) IncrCounter(key []string, val float32) {
-	s.IncrCounterWithLabels(key, val, nil)
-}
-
-// EmitKey is not implemented since DogStatsd does not provide a metric type that holds an
-// arbitrary number of values
-func (s *DogStatsdSink) EmitKey(key []string, val float32) {
-}
-
-func (s *DogStatsdSink) AddSample(key []string, val float32) {
-	s.AddSampleWithLabels(key, val, nil)
-}
-
-// The following ...WithLabels methods correspond to Datadog's Tag extension to Statsd.
-// http://docs.datadoghq.com/guides/dogstatsd/#tags
-func (s *DogStatsdSink) SetGaugeWithLabels(key []string, val float32, labels []metrics.Label) {
-	flatKey, tags := s.getFlatkeyAndCombinedLabels(key, labels)
-	rate := 1.0
-	s.client.Gauge(flatKey, float64(val), tags, rate)
-}
-
-func (s *DogStatsdSink) IncrCounterWithLabels(key []string, val float32, labels []metrics.Label) {
-	flatKey, tags := s.getFlatkeyAndCombinedLabels(key, labels)
-	rate := 1.0
-	s.client.Count(flatKey, int64(val), tags, rate)
-}
-
-func (s *DogStatsdSink) AddSampleWithLabels(key []string, val float32, labels []metrics.Label) {
-	flatKey, tags := s.getFlatkeyAndCombinedLabels(key, labels)
-	rate := 1.0
-	s.client.TimeInMilliseconds(flatKey, float64(val), tags, rate)
-}
-
-func (s *DogStatsdSink) getFlatkeyAndCombinedLabels(key []string, labels []metrics.Label) (string, []string) {
-	key, parsedLabels := s.parseKey(key)
-	flatKey := s.flattenKey(key)
-	labels = append(labels, parsedLabels...)
-
-	var tags []string
-	for _, label := range labels {
-		label.Name = strings.Map(sanitize, label.Name)
-		label.Value = strings.Map(sanitize, label.Value)
-		if label.Value != "" {
-			tags = append(tags, fmt.Sprintf("%s:%s", label.Name, label.Value))
-		} else {
-			tags = append(tags, label.Name)
-		}
-	}
-
-	return flatKey, tags
-}