664 lines
18 KiB
Go
664 lines
18 KiB
Go
package graphite_test
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import (
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"strconv"
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"testing"
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"time"
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"github.com/influxdb/influxdb/models"
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"github.com/influxdb/influxdb/services/graphite"
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)
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func BenchmarkParse(b *testing.B) {
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p, err := graphite.NewParser([]string{
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"*.* .wrong.measurement*",
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"servers.* .host.measurement*",
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"servers.localhost .host.measurement*",
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"*.localhost .host.measurement*",
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"*.*.cpu .host.measurement*",
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"a.b.c .host.measurement*",
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"influxd.*.foo .host.measurement*",
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"prod.*.mem .host.measurement*",
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}, nil)
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if err != nil {
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b.Fatalf("unexpected error creating parser, got %v", err)
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}
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for i := 0; i < b.N; i++ {
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p.Parse("servers.localhost.cpu.load 11 1435077219")
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}
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}
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func TestTemplateApply(t *testing.T) {
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var tests = []struct {
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test string
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input string
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template string
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measurement string
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tags map[string]string
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err string
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}{
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{
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test: "metric only",
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input: "cpu",
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template: "measurement",
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measurement: "cpu",
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},
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{
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test: "metric with single series",
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input: "cpu.server01",
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template: "measurement.hostname",
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measurement: "cpu",
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tags: map[string]string{"hostname": "server01"},
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},
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{
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test: "metric with multiple series",
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input: "cpu.us-west.server01",
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template: "measurement.region.hostname",
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measurement: "cpu",
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tags: map[string]string{"hostname": "server01", "region": "us-west"},
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},
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{
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test: "no metric",
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tags: make(map[string]string),
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err: `no measurement specified for template. ""`,
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},
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{
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test: "ignore unnamed",
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input: "foo.cpu",
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template: "measurement",
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measurement: "foo",
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tags: make(map[string]string),
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},
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{
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test: "name shorter than template",
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input: "foo",
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template: "measurement.A.B.C",
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measurement: "foo",
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tags: make(map[string]string),
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},
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{
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test: "wildcard measurement at end",
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input: "prod.us-west.server01.cpu.load",
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template: "env.zone.host.measurement*",
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measurement: "cpu.load",
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tags: map[string]string{"env": "prod", "zone": "us-west", "host": "server01"},
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},
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{
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test: "skip fields",
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input: "ignore.us-west.ignore-this-too.cpu.load",
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template: ".zone..measurement*",
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measurement: "cpu.load",
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tags: map[string]string{"zone": "us-west"},
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},
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}
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for _, test := range tests {
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tmpl, err := graphite.NewTemplate(test.template, nil, graphite.DefaultSeparator)
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if errstr(err) != test.err {
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t.Fatalf("err does not match. expected %v, got %v", test.err, err)
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}
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if err != nil {
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// If we erred out,it was intended and the following tests won't work
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continue
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}
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measurement, tags, _, _ := tmpl.Apply(test.input)
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if measurement != test.measurement {
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t.Fatalf("name parse failer. expected %v, got %v", test.measurement, measurement)
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}
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if len(tags) != len(test.tags) {
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t.Fatalf("unexpected number of tags. expected %v, got %v", test.tags, tags)
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}
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for k, v := range test.tags {
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if tags[k] != v {
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t.Fatalf("unexpected tag value for tags[%s]. expected %q, got %q", k, v, tags[k])
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}
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}
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}
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}
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func TestParseMissingMeasurement(t *testing.T) {
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_, err := graphite.NewParser([]string{"a.b.c"}, nil)
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if err == nil {
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t.Fatalf("expected error creating parser, got nil")
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}
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}
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func TestParse(t *testing.T) {
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testTime := time.Now().Round(time.Second)
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epochTime := testTime.Unix()
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strTime := strconv.FormatInt(epochTime, 10)
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var tests = []struct {
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test string
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input string
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measurement string
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tags map[string]string
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value float64
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time time.Time
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template string
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err string
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}{
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{
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test: "normal case",
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input: `cpu.foo.bar 50 ` + strTime,
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template: "measurement.foo.bar",
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measurement: "cpu",
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tags: map[string]string{
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"foo": "foo",
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"bar": "bar",
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},
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value: 50,
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time: testTime,
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},
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{
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test: "metric only with float value",
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input: `cpu 50.554 ` + strTime,
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measurement: "cpu",
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template: "measurement",
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value: 50.554,
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time: testTime,
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},
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{
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test: "missing metric",
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input: `1419972457825`,
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template: "measurement",
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err: `received "1419972457825" which doesn't have required fields`,
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},
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{
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test: "should error parsing invalid float",
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input: `cpu 50.554z 1419972457825`,
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template: "measurement",
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err: `field "cpu" value: strconv.ParseFloat: parsing "50.554z": invalid syntax`,
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},
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{
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test: "should error parsing invalid int",
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input: `cpu 50z 1419972457825`,
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template: "measurement",
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err: `field "cpu" value: strconv.ParseFloat: parsing "50z": invalid syntax`,
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},
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{
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test: "should error parsing invalid time",
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input: `cpu 50.554 14199724z57825`,
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template: "measurement",
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err: `field "cpu" time: strconv.ParseFloat: parsing "14199724z57825": invalid syntax`,
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},
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}
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for _, test := range tests {
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p, err := graphite.NewParser([]string{test.template}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating graphite parser: %v", err)
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}
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point, err := p.Parse(test.input)
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if errstr(err) != test.err {
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t.Fatalf("err does not match. expected %v, got %v", test.err, err)
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}
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if err != nil {
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// If we erred out,it was intended and the following tests won't work
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continue
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}
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if point.Name() != test.measurement {
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t.Fatalf("name parse failer. expected %v, got %v", test.measurement, point.Name())
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}
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if len(point.Tags()) != len(test.tags) {
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t.Fatalf("tags len mismatch. expected %d, got %d", len(test.tags), len(point.Tags()))
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}
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f := point.Fields()["value"].(float64)
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if point.Fields()["value"] != f {
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t.Fatalf("floatValue value mismatch. expected %v, got %v", test.value, f)
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}
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if point.Time().UnixNano()/1000000 != test.time.UnixNano()/1000000 {
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t.Fatalf("time value mismatch. expected %v, got %v", test.time.UnixNano(), point.Time().UnixNano())
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}
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}
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}
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func TestParseNaN(t *testing.T) {
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p, err := graphite.NewParser([]string{"measurement*"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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_, err = p.Parse("servers.localhost.cpu_load NaN 1435077219")
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if err == nil {
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t.Fatalf("expected error. got nil")
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}
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}
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func TestFilterMatchDefault(t *testing.T) {
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p, err := graphite.NewParser([]string{"servers.localhost .host.measurement*"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("miss.servers.localhost.cpu_load",
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models.Tags{},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("miss.servers.localhost.cpu_load 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
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}
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}
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func TestFilterMatchMultipleMeasurement(t *testing.T) {
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p, err := graphite.NewParser([]string{"servers.localhost .host.measurement.measurement*"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("cpu.cpu_load.10",
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models.Tags{"host": "localhost"},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("servers.localhost.cpu.cpu_load.10 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
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}
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}
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func TestFilterMatchMultipleMeasurementSeparator(t *testing.T) {
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p, err := graphite.NewParserWithOptions(graphite.Options{
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Templates: []string{"servers.localhost .host.measurement.measurement*"},
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Separator: "_",
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})
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("cpu_cpu_load_10",
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models.Tags{"host": "localhost"},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("servers.localhost.cpu.cpu_load.10 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
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}
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}
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func TestFilterMatchSingle(t *testing.T) {
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p, err := graphite.NewParser([]string{"servers.localhost .host.measurement*"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("cpu_load",
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models.Tags{"host": "localhost"},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
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}
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}
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func TestParseNoMatch(t *testing.T) {
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p, err := graphite.NewParser([]string{"servers.*.cpu .host.measurement.cpu.measurement"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("servers.localhost.memory.VmallocChunk",
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models.Tags{},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("servers.localhost.memory.VmallocChunk 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
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}
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}
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func TestFilterMatchWildcard(t *testing.T) {
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p, err := graphite.NewParser([]string{"servers.* .host.measurement*"}, nil)
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if err != nil {
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
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exp := models.MustNewPoint("cpu_load",
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models.Tags{"host": "localhost"},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
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|
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
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}
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}
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func TestFilterMatchExactBeforeWildcard(t *testing.T) {
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p, err := graphite.NewParser([]string{
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"servers.* .wrong.measurement*",
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"servers.localhost .host.measurement*"}, nil)
|
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if err != nil {
|
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t.Fatalf("unexpected error creating parser, got %v", err)
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}
|
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|
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exp := models.MustNewPoint("cpu_load",
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models.Tags{"host": "localhost"},
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
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|
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pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
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if err != nil {
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t.Fatalf("parse error: %v", err)
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}
|
|
|
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if exp.String() != pt.String() {
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
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}
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}
|
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|
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func TestFilterMatchMostLongestFilter(t *testing.T) {
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p, err := graphite.NewParser([]string{
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"*.* .wrong.measurement*",
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"servers.* .wrong.measurement*",
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"servers.localhost .wrong.measurement*",
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"servers.localhost.cpu .host.resource.measurement*", // should match this
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"*.localhost .wrong.measurement*",
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}, nil)
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|
|
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if err != nil {
|
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t.Fatalf("unexpected error creating parser, got %v", err)
|
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}
|
|
|
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exp := models.MustNewPoint("cpu_load",
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models.Tags{"host": "localhost", "resource": "cpu"},
|
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models.Fields{"value": float64(11)},
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time.Unix(1435077219, 0))
|
|
|
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pt, err := p.Parse("servers.localhost.cpu.cpu_load 11 1435077219")
|
|
if err != nil {
|
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t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
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if exp.String() != pt.String() {
|
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t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
func TestFilterMatchMultipleWildcards(t *testing.T) {
|
|
p, err := graphite.NewParser([]string{
|
|
"*.* .wrong.measurement*",
|
|
"servers.* .host.measurement*", // should match this
|
|
"servers.localhost .wrong.measurement*",
|
|
"*.localhost .wrong.measurement*",
|
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}, nil)
|
|
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
exp := models.MustNewPoint("cpu_load",
|
|
models.Tags{"host": "server01"},
|
|
models.Fields{"value": float64(11)},
|
|
time.Unix(1435077219, 0))
|
|
|
|
pt, err := p.Parse("servers.server01.cpu_load 11 1435077219")
|
|
if err != nil {
|
|
t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
|
if exp.String() != pt.String() {
|
|
t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
func TestParseDefaultTags(t *testing.T) {
|
|
p, err := graphite.NewParser([]string{"servers.localhost .host.measurement*"}, models.Tags{
|
|
"region": "us-east",
|
|
"zone": "1c",
|
|
"host": "should not set",
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
exp := models.MustNewPoint("cpu_load",
|
|
models.Tags{"host": "localhost", "region": "us-east", "zone": "1c"},
|
|
models.Fields{"value": float64(11)},
|
|
time.Unix(1435077219, 0))
|
|
|
|
pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
|
|
if err != nil {
|
|
t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
|
if exp.String() != pt.String() {
|
|
t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
func TestParseDefaultTemplateTags(t *testing.T) {
|
|
p, err := graphite.NewParser([]string{"servers.localhost .host.measurement* zone=1c"}, models.Tags{
|
|
"region": "us-east",
|
|
"host": "should not set",
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
exp := models.MustNewPoint("cpu_load",
|
|
models.Tags{"host": "localhost", "region": "us-east", "zone": "1c"},
|
|
models.Fields{"value": float64(11)},
|
|
time.Unix(1435077219, 0))
|
|
|
|
pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
|
|
if err != nil {
|
|
t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
|
if exp.String() != pt.String() {
|
|
t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
func TestParseDefaultTemplateTagsOverridGlobal(t *testing.T) {
|
|
p, err := graphite.NewParser([]string{"servers.localhost .host.measurement* zone=1c,region=us-east"}, models.Tags{
|
|
"region": "shot not be set",
|
|
"host": "should not set",
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
exp := models.MustNewPoint("cpu_load",
|
|
models.Tags{"host": "localhost", "region": "us-east", "zone": "1c"},
|
|
models.Fields{"value": float64(11)},
|
|
time.Unix(1435077219, 0))
|
|
|
|
pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
|
|
if err != nil {
|
|
t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
|
if exp.String() != pt.String() {
|
|
t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
func TestParseTemplateWhitespace(t *testing.T) {
|
|
p, err := graphite.NewParser([]string{"servers.localhost .host.measurement* zone=1c"}, models.Tags{
|
|
"region": "us-east",
|
|
"host": "should not set",
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
exp := models.MustNewPoint("cpu_load",
|
|
models.Tags{"host": "localhost", "region": "us-east", "zone": "1c"},
|
|
models.Fields{"value": float64(11)},
|
|
time.Unix(1435077219, 0))
|
|
|
|
pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
|
|
if err != nil {
|
|
t.Fatalf("parse error: %v", err)
|
|
}
|
|
|
|
if exp.String() != pt.String() {
|
|
t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
|
|
}
|
|
}
|
|
|
|
// Test basic functionality of ApplyTemplate
|
|
func TestApplyTemplate(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{"current.* measurement.measurement"},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
measurement, _, _, _ := p.ApplyTemplate("current.users")
|
|
if measurement != "current_users" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
measurement, "current_users")
|
|
}
|
|
}
|
|
|
|
// Test basic functionality of ApplyTemplate
|
|
func TestApplyTemplateNoMatch(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{"foo.bar measurement.measurement"},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
measurement, _, _, _ := p.ApplyTemplate("current.users")
|
|
if measurement != "current.users" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
measurement, "current.users")
|
|
}
|
|
}
|
|
|
|
// Test that most specific template is chosen
|
|
func TestApplyTemplateSpecific(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{
|
|
"current.* measurement.measurement",
|
|
"current.*.* measurement.measurement.service",
|
|
},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
measurement, tags, _, _ := p.ApplyTemplate("current.users.facebook")
|
|
if measurement != "current_users" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
measurement, "current_users")
|
|
}
|
|
service, ok := tags["service"]
|
|
if !ok {
|
|
t.Error("Expected for template to apply a 'service' tag, but not found")
|
|
}
|
|
if service != "facebook" {
|
|
t.Errorf("Expected service='facebook' tag, got service='%s'", service)
|
|
}
|
|
}
|
|
|
|
func TestApplyTemplateTags(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{"current.* measurement.measurement region=us-west"},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
measurement, tags, _, _ := p.ApplyTemplate("current.users")
|
|
if measurement != "current_users" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
measurement, "current_users")
|
|
}
|
|
|
|
region, ok := tags["region"]
|
|
if !ok {
|
|
t.Error("Expected for template to apply a 'region' tag, but not found")
|
|
}
|
|
if region != "us-west" {
|
|
t.Errorf("Expected region='us-west' tag, got region='%s'", region)
|
|
}
|
|
}
|
|
|
|
func TestApplyTemplateField(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{"current.* measurement.measurement.field"},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
measurement, _, field, err := p.ApplyTemplate("current.users.logged_in")
|
|
|
|
if measurement != "current_users" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
measurement, "current_users")
|
|
}
|
|
|
|
if field != "logged_in" {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s",
|
|
field, "logged_in")
|
|
}
|
|
}
|
|
|
|
func TestApplyTemplateFieldError(t *testing.T) {
|
|
o := graphite.Options{
|
|
Separator: "_",
|
|
Templates: []string{"current.* measurement.field.field"},
|
|
}
|
|
p, err := graphite.NewParserWithOptions(o)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error creating parser, got %v", err)
|
|
}
|
|
|
|
_, _, _, err = p.ApplyTemplate("current.users.logged_in")
|
|
if err == nil {
|
|
t.Errorf("Parser.ApplyTemplate unexpected result. got %s, exp %s", err,
|
|
"'field' can only be used once in each template: current.users.logged_in")
|
|
}
|
|
}
|