package graphite import ( "fmt" "sort" "testing" "time" "github.com/stretchr/testify/assert" "github.com/influxdata/telegraf" ) var defaultTags = map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } const ( template1 = "tags.measurement.field" template2 = "host.measurement.field" template3 = "host.tags.field" template4 = "host.tags.measurement" // this template explicitly uses all tag keys, so "tags" should be empty template5 = "host.datacenter.cpu.tags.measurement.field" // this template has non-existent tag keys template6 = "foo.host.cpu.bar.tags.measurement.field" ) func TestGraphiteTags(t *testing.T) { m1, _ := telegraf.NewMetric( "mymeasurement", map[string]string{"host": "192.168.0.1"}, map[string]interface{}{"value": float64(3.14)}, time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC), ) m2, _ := telegraf.NewMetric( "mymeasurement", map[string]string{"host": "192.168.0.1", "afoo": "first", "bfoo": "second"}, map[string]interface{}{"value": float64(3.14)}, time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC), ) m3, _ := telegraf.NewMetric( "mymeasurement", map[string]string{"afoo": "first", "bfoo": "second"}, map[string]interface{}{"value": float64(3.14)}, time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC), ) tags1 := buildTags(m1.Tags()) tags2 := buildTags(m2.Tags()) tags3 := buildTags(m3.Tags()) assert.Equal(t, "192_168_0_1", tags1) assert.Equal(t, "first.second.192_168_0_1", tags2) assert.Equal(t, "first.second", tags3) } func TestSerializeMetricNoHost(t *testing.T) { now := time.Now() tags := map[string]string{ "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "usage_idle": float64(91.5), "usage_busy": float64(8.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{} mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("cpu0.us-west-2.cpu.usage_idle 91.5 %d", now.Unix()), fmt.Sprintf("cpu0.us-west-2.cpu.usage_busy 8.5 %d", now.Unix()), } sort.Strings(mS) sort.Strings(expS) assert.Equal(t, expS, mS) } func TestSerializeMetricHost(t *testing.T) { now := time.Now() tags := map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "usage_idle": float64(91.5), "usage_busy": float64(8.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{} mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("localhost.cpu0.us-west-2.cpu.usage_idle 91.5 %d", now.Unix()), fmt.Sprintf("localhost.cpu0.us-west-2.cpu.usage_busy 8.5 %d", now.Unix()), } sort.Strings(mS) sort.Strings(expS) assert.Equal(t, expS, mS) } // test that a field named "value" gets ignored. func TestSerializeValueField(t *testing.T) { now := time.Now() tags := map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "value": float64(91.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{} mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("localhost.cpu0.us-west-2.cpu 91.5 %d", now.Unix()), } assert.Equal(t, expS, mS) } // test that a field named "value" gets ignored in middle of template. func TestSerializeValueField2(t *testing.T) { now := time.Now() tags := map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "value": float64(91.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{ Template: "host.field.tags.measurement", } mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("localhost.cpu0.us-west-2.cpu 91.5 %d", now.Unix()), } assert.Equal(t, expS, mS) } // test that a field named "value" gets ignored at beginning of template. func TestSerializeValueField3(t *testing.T) { now := time.Now() tags := map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "value": float64(91.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{ Template: "field.host.tags.measurement", } mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("localhost.cpu0.us-west-2.cpu 91.5 %d", now.Unix()), } assert.Equal(t, expS, mS) } func TestSerializeMetricPrefix(t *testing.T) { now := time.Now() tags := map[string]string{ "host": "localhost", "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "usage_idle": float64(91.5), "usage_busy": float64(8.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) s := GraphiteSerializer{Prefix: "prefix"} mS, err := s.Serialize(m) assert.NoError(t, err) expS := []string{ fmt.Sprintf("prefix.localhost.cpu0.us-west-2.cpu.usage_idle 91.5 %d", now.Unix()), fmt.Sprintf("prefix.localhost.cpu0.us-west-2.cpu.usage_busy 8.5 %d", now.Unix()), } sort.Strings(mS) sort.Strings(expS) assert.Equal(t, expS, mS) } func TestSerializeBucketNameNoHost(t *testing.T) { now := time.Now() tags := map[string]string{ "cpu": "cpu0", "datacenter": "us-west-2", } fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", tags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), "", "") expS := "cpu0.us-west-2.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestSerializeBucketNameHost(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), "", "") expS := "localhost.cpu0.us-west-2.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestSerializeBucketNamePrefix(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), "", "prefix") expS := "prefix.localhost.cpu0.us-west-2.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestTemplate1(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template1, "") expS := "cpu0.us-west-2.localhost.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestTemplate2(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template2, "") expS := "localhost.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestTemplate3(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template3, "") expS := "localhost.cpu0.us-west-2.FIELDNAME" assert.Equal(t, expS, mS) } func TestTemplate4(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template4, "") expS := "localhost.cpu0.us-west-2.cpu" assert.Equal(t, expS, mS) } func TestTemplate5(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template5, "") expS := "localhost.us-west-2.cpu0.cpu.FIELDNAME" assert.Equal(t, expS, mS) } func TestTemplate6(t *testing.T) { now := time.Now() fields := map[string]interface{}{ "usage_idle": float64(91.5), } m, err := telegraf.NewMetric("cpu", defaultTags, fields, now) assert.NoError(t, err) mS := SerializeBucketName(m.Name(), m.Tags(), template6, "") expS := "localhost.cpu0.us-west-2.cpu.FIELDNAME" assert.Equal(t, expS, mS) }