486 lines
12 KiB
Go
486 lines
12 KiB
Go
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package dropwizard
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import (
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"testing"
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"github.com/influxdata/telegraf"
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"fmt"
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"time"
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"github.com/stretchr/testify/assert"
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)
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// validEmptyJSON is a valid dropwizard json document, but without any metrics
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const validEmptyJSON = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {},
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"gauges" : {},
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"histograms" : {},
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"timers" : {}
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}
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`
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func TestParseValidEmptyJSON(t *testing.T) {
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parser := Parser{}
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// Most basic vanilla test
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metrics, err := parser.Parse([]byte(validEmptyJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 0)
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}
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// validCounterJSON is a valid dropwizard json document containing one counter
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const validCounterJSON = `
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{
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"version": "3.0.0",
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"counters" : {
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"measurement" : {
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"count" : 1
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}
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},
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"meters" : {},
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"gauges" : {},
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"histograms" : {},
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"timers" : {}
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}
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`
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func TestParseValidCounterJSON(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validCounterJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(1),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "counter"}, metrics[0].Tags())
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}
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// validEmbeddedCounterJSON is a valid json document containing separate fields for dropwizard metrics, tags and time override.
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const validEmbeddedCounterJSON = `
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{
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"time" : "2017-02-22T14:33:03.662+02:00",
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"tags" : {
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"tag1" : "green",
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"tag2" : "yellow"
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},
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"metrics" : {
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"counters" : {
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"measurement" : {
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"count" : 1
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}
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},
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"meters" : {},
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"gauges" : {},
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"histograms" : {},
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"timers" : {}
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}
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}
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`
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func TestParseValidEmbeddedCounterJSON(t *testing.T) {
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timeFormat := "2006-01-02T15:04:05Z07:00"
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metricTime, _ := time.Parse(timeFormat, "2017-02-22T15:33:03.662+03:00")
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parser := Parser{
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MetricRegistryPath: "metrics",
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TagsPath: "tags",
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TimePath: "time",
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}
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metrics, err := parser.Parse([]byte(validEmbeddedCounterJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(1),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "counter", "tag1": "green", "tag2": "yellow"}, metrics[0].Tags())
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assert.True(t, metricTime.Equal(metrics[0].Time()), fmt.Sprintf("%s should be equal to %s", metrics[0].Time(), metricTime))
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// now test json tags through TagPathsMap
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parser2 := Parser{
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MetricRegistryPath: "metrics",
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TagPathsMap: map[string]string{"tag1": "tags.tag1"},
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TimePath: "time",
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}
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metrics2, err2 := parser2.Parse([]byte(validEmbeddedCounterJSON))
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assert.NoError(t, err2)
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assert.Equal(t, map[string]string{"metric_type": "counter", "tag1": "green"}, metrics2[0].Tags())
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}
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// validMeterJSON1 is a valid dropwizard json document containing one meter
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const validMeterJSON1 = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {
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"measurement1" : {
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"count" : 1,
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"m15_rate" : 1.0,
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"m1_rate" : 1.0,
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"m5_rate" : 1.0,
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"mean_rate" : 1.0,
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"units" : "events/second"
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}
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},
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"gauges" : {},
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"histograms" : {},
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"timers" : {}
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}
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`
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func TestParseValidMeterJSON1(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validMeterJSON1))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement1", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(1),
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"m15_rate": float64(1),
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"m1_rate": float64(1),
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"m5_rate": float64(1),
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"mean_rate": float64(1),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "meter"}, metrics[0].Tags())
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}
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// validMeterJSON2 is a valid dropwizard json document containing one meter with one tag
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const validMeterJSON2 = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {
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"measurement2,key=value" : {
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"count" : 2,
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"m15_rate" : 2.0,
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"m1_rate" : 2.0,
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"m5_rate" : 2.0,
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"mean_rate" : 2.0,
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"units" : "events/second"
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}
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},
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"gauges" : {},
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"histograms" : {},
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"timers" : {}
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}
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`
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func TestParseValidMeterJSON2(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validMeterJSON2))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement2", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(2),
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"m15_rate": float64(2),
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"m1_rate": float64(2),
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"m5_rate": float64(2),
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"mean_rate": float64(2),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "meter", "key": "value"}, metrics[0].Tags())
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}
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// validGaugeJSON is a valid dropwizard json document containing one gauge
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const validGaugeJSON = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {},
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"gauges" : {
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"measurement" : {
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"value" : 0
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}
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},
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"histograms" : {},
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"timers" : {}
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}
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`
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func TestParseValidGaugeJSON(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validGaugeJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"value": float64(0),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "gauge"}, metrics[0].Tags())
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}
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// validHistogramJSON is a valid dropwizard json document containing one histogram
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const validHistogramJSON = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {},
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"gauges" : {},
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"histograms" : {
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"measurement" : {
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"count" : 1,
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"max" : 2,
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"mean" : 3,
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"min" : 4,
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"p50" : 5,
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"p75" : 6,
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"p95" : 7,
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"p98" : 8,
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"p99" : 9,
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"p999" : 10,
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"stddev" : 11
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}
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},
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"timers" : {}
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}
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`
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func TestParseValidHistogramJSON(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validHistogramJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(1),
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"max": float64(2),
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"mean": float64(3),
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"min": float64(4),
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"p50": float64(5),
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"p75": float64(6),
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"p95": float64(7),
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"p98": float64(8),
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"p99": float64(9),
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"p999": float64(10),
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"stddev": float64(11),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "histogram"}, metrics[0].Tags())
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}
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// validTimerJSON is a valid dropwizard json document containing one timer
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const validTimerJSON = `
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{
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"version": "3.0.0",
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"counters" : {},
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"meters" : {},
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"gauges" : {},
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"histograms" : {},
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"timers" : {
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"measurement" : {
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"count" : 1,
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"max" : 2,
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"mean" : 3,
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"min" : 4,
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"p50" : 5,
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"p75" : 6,
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"p95" : 7,
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"p98" : 8,
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"p99" : 9,
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"p999" : 10,
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"stddev" : 11,
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"m15_rate" : 12,
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"m1_rate" : 13,
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"m5_rate" : 14,
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"mean_rate" : 15,
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"duration_units" : "seconds",
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"rate_units" : "calls/second"
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}
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}
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}
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`
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func TestParseValidTimerJSON(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validTimerJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 1)
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assert.Equal(t, "measurement", metrics[0].Name())
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assert.Equal(t, map[string]interface{}{
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"count": float64(1),
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"max": float64(2),
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"mean": float64(3),
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"min": float64(4),
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"p50": float64(5),
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"p75": float64(6),
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"p95": float64(7),
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"p98": float64(8),
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"p99": float64(9),
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"p999": float64(10),
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"stddev": float64(11),
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"m15_rate": float64(12),
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"m1_rate": float64(13),
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"m5_rate": float64(14),
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"mean_rate": float64(15),
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}, metrics[0].Fields())
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assert.Equal(t, map[string]string{"metric_type": "timer"}, metrics[0].Tags())
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}
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// validAllJSON is a valid dropwizard json document containing one metric of each type
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const validAllJSON = `
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{
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"version": "3.0.0",
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"counters" : {
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"measurement" : {"count" : 1}
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},
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"meters" : {
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"measurement" : {"count" : 1}
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},
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"gauges" : {
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"measurement" : {"value" : 1}
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},
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"histograms" : {
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"measurement" : {"count" : 1}
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},
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"timers" : {
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"measurement" : {"count" : 1}
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}
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}
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`
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func TestParseValidAllJSON(t *testing.T) {
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parser := Parser{}
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metrics, err := parser.Parse([]byte(validAllJSON))
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assert.NoError(t, err)
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assert.Len(t, metrics, 5)
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}
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func TestTagParsingProblems(t *testing.T) {
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// giving a wrong path results in empty tags
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parser1 := Parser{MetricRegistryPath: "metrics", TagsPath: "tags1"}
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metrics1, err1 := parser1.Parse([]byte(validEmbeddedCounterJSON))
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assert.NoError(t, err1)
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assert.Len(t, metrics1, 1)
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assert.Equal(t, map[string]string{"metric_type": "counter"}, metrics1[0].Tags())
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// giving a wrong TagsPath falls back to TagPathsMap
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parser2 := Parser{
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MetricRegistryPath: "metrics",
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TagsPath: "tags1",
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TagPathsMap: map[string]string{"tag1": "tags.tag1"},
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}
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metrics2, err2 := parser2.Parse([]byte(validEmbeddedCounterJSON))
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assert.NoError(t, err2)
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assert.Len(t, metrics2, 1)
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assert.Equal(t, map[string]string{"metric_type": "counter", "tag1": "green"}, metrics2[0].Tags())
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}
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// sampleTemplateJSON is a sample json document containing metrics to be tested against the templating engine.
|
||
|
|
const sampleTemplateJSON = `
|
||
|
|
{
|
||
|
|
"version": "3.0.0",
|
||
|
|
"counters" : {},
|
||
|
|
"meters" : {},
|
||
|
|
"gauges" : {
|
||
|
|
"vm.memory.heap.committed" : { "value" : 1 },
|
||
|
|
"vm.memory.heap.init" : { "value" : 2 },
|
||
|
|
"vm.memory.heap.max" : { "value" : 3 },
|
||
|
|
"vm.memory.heap.usage" : { "value" : 4 },
|
||
|
|
"vm.memory.heap.used" : { "value" : 5 },
|
||
|
|
"vm.memory.non-heap.committed" : { "value" : 6 },
|
||
|
|
"vm.memory.non-heap.init" : { "value" : 7 },
|
||
|
|
"vm.memory.non-heap.max" : { "value" : 8 },
|
||
|
|
"vm.memory.non-heap.usage" : { "value" : 9 },
|
||
|
|
"vm.memory.non-heap.used" : { "value" : 10 }
|
||
|
|
},
|
||
|
|
"histograms" : {
|
||
|
|
"jenkins.job.building.duration" : {
|
||
|
|
"count" : 1,
|
||
|
|
"max" : 2,
|
||
|
|
"mean" : 3,
|
||
|
|
"min" : 4,
|
||
|
|
"p50" : 5,
|
||
|
|
"p75" : 6,
|
||
|
|
"p95" : 7,
|
||
|
|
"p98" : 8,
|
||
|
|
"p99" : 9,
|
||
|
|
"p999" : 10,
|
||
|
|
"stddev" : 11
|
||
|
|
}
|
||
|
|
},
|
||
|
|
"timers" : {}
|
||
|
|
}
|
||
|
|
`
|
||
|
|
|
||
|
|
func TestParseSampleTemplateJSON(t *testing.T) {
|
||
|
|
parser := Parser{
|
||
|
|
Separator: "_",
|
||
|
|
Templates: []string{
|
||
|
|
"jenkins.* measurement.metric.metric.field",
|
||
|
|
"vm.* measurement.measurement.pool.field",
|
||
|
|
},
|
||
|
|
}
|
||
|
|
parser.InitTemplating()
|
||
|
|
|
||
|
|
metrics, err := parser.Parse([]byte(sampleTemplateJSON))
|
||
|
|
assert.NoError(t, err)
|
||
|
|
|
||
|
|
assert.Len(t, metrics, 11)
|
||
|
|
|
||
|
|
jenkinsMetric := search(metrics, "jenkins", nil, "")
|
||
|
|
assert.NotNil(t, jenkinsMetric, "the metrics should contain a jenkins measurement")
|
||
|
|
assert.Equal(t, map[string]interface{}{
|
||
|
|
"duration_count": float64(1),
|
||
|
|
"duration_max": float64(2),
|
||
|
|
"duration_mean": float64(3),
|
||
|
|
"duration_min": float64(4),
|
||
|
|
"duration_p50": float64(5),
|
||
|
|
"duration_p75": float64(6),
|
||
|
|
"duration_p95": float64(7),
|
||
|
|
"duration_p98": float64(8),
|
||
|
|
"duration_p99": float64(9),
|
||
|
|
"duration_p999": float64(10),
|
||
|
|
"duration_stddev": float64(11),
|
||
|
|
}, jenkinsMetric.Fields())
|
||
|
|
assert.Equal(t, map[string]string{"metric_type": "histogram", "metric": "job_building"}, jenkinsMetric.Tags())
|
||
|
|
|
||
|
|
vmMemoryHeapCommitted := search(metrics, "vm_memory", map[string]string{"pool": "heap"}, "committed_value")
|
||
|
|
assert.NotNil(t, vmMemoryHeapCommitted)
|
||
|
|
assert.Equal(t, map[string]interface{}{
|
||
|
|
"committed_value": float64(1),
|
||
|
|
}, vmMemoryHeapCommitted.Fields())
|
||
|
|
assert.Equal(t, map[string]string{"metric_type": "gauge", "pool": "heap"}, vmMemoryHeapCommitted.Tags())
|
||
|
|
|
||
|
|
vmMemoryNonHeapCommitted := search(metrics, "vm_memory", map[string]string{"pool": "non-heap"}, "committed_value")
|
||
|
|
assert.NotNil(t, vmMemoryNonHeapCommitted)
|
||
|
|
assert.Equal(t, map[string]interface{}{
|
||
|
|
"committed_value": float64(6),
|
||
|
|
}, vmMemoryNonHeapCommitted.Fields())
|
||
|
|
assert.Equal(t, map[string]string{"metric_type": "gauge", "pool": "non-heap"}, vmMemoryNonHeapCommitted.Tags())
|
||
|
|
}
|
||
|
|
|
||
|
|
func search(metrics []telegraf.Metric, name string, tags map[string]string, fieldName string) telegraf.Metric {
|
||
|
|
for _, v := range metrics {
|
||
|
|
if v.Name() == name && containsAll(v.Tags(), tags) {
|
||
|
|
if len(fieldName) == 0 {
|
||
|
|
return v
|
||
|
|
}
|
||
|
|
if _, ok := v.Fields()[fieldName]; ok {
|
||
|
|
return v
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func containsAll(t1 map[string]string, t2 map[string]string) bool {
|
||
|
|
for k, v := range t2 {
|
||
|
|
if foundValue, ok := t1[k]; !ok || v != foundValue {
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true
|
||
|
|
}
|