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Added DogStatsD extended aggregation support.

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Signed-off-by: Greg Chambers <gregc@unity3d.com>
This commit is contained in:
Greg Chambers 2024-05-30 11:40:50 -07:00
parent 58769c7b4d
commit dcb9cc9446
2 changed files with 26 additions and 2 deletions
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13
pkg/line/line.go
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@ -229,8 +229,21 @@ func (p *Parser) LineToEvents(line string, sampleErrors prometheus.CounterVec, s
return events
}
// handle DogStatsD extended aggregation
lineParts := strings.SplitN(elements[1], "|", 2)
if strings.Contains(lineParts[0], ":") {
aggValues := strings.Split(lineParts[0], ":")
aggLines := make([]string, len(aggValues))
tags := lineParts[1]
for i, aggValue := range aggValues {
aggLines[i] = strings.Join([]string{aggValue, tags}, "|")
}
samples = aggLines
} else {
// disable multi-metrics
samples = elements[1:]
}
} else {
samples = strings.Split(elements[1], ":")
}

11
pkg/line/line_test.go
View file

@ -403,6 +403,17 @@ func TestLineToEvents(t *testing.T) {
"datadog tag extension with both valid and invalid utf8 tag values": {
in: "foo:100|c|@0.1|#tag1:valid,tag2:\xc3\x28invalid",
},
"datadog timings with extended aggregation values": {
in: "foo_timing:0.5:120:3000:10:20000:0.01|ms|#tag1:bar,#tag2:baz",
out: event.Events{
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 0.0005, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 0.120, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 3, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 0.01, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 20, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
&event.ObserverEvent{OMetricName: "foo_timing", OValue: 0.00001, OLabels: map[string]string{"tag1": "bar", "tag2": "baz"}},
},
},
"timings with sampling factor": {
in: "foo.timing:0.5|ms|@0.1",
out: event.Events{