func TestWrite(t *testing.T) {
var wg sync.WaitGroup
wg.Add(1)
go TCPServer(t, &wg)
// Give the fake TCP server some time to start:
time.Sleep(time.Millisecond * 100)
i := Instrumental{
Host: "127.0.0.1",
ApiToken: "abc123token",
Prefix: "my.prefix",
}
i.Connect()
// Default to gauge
m1, _ := telegraf.NewMetric(
"mymeasurement",
map[string]string{"host": "192.168.0.1"},
map[string]interface{}{"myfield": 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", "metric_type": "set"},
map[string]interface{}{"value": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
// Simulate a connection close and reconnect.
metrics := []telegraf.Metric{m1, m2}
i.Write(metrics)
i.Close()
// Counter and Histogram are increments
m3, _ := telegraf.NewMetric(
"my_histogram",
map[string]string{"host": "192.168.0.1", "metric_type": "histogram"},
map[string]interface{}{"value": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
// We will drop metrics that simply won't be accepted by Instrumental
m4, _ := telegraf.NewMetric(
"bad_values",
map[string]string{"host": "192.168.0.1", "metric_type": "counter"},
map[string]interface{}{"value": "\" 3:30\""},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
m5, _ := telegraf.NewMetric(
"my_counter",
map[string]string{"host": "192.168.0.1", "metric_type": "counter"},
map[string]interface{}{"value": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics = []telegraf.Metric{m3, m4, m5}
i.Write(metrics)
wg.Wait()
i.Close()
}
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)
tags2 := buildTags(m2)
tags3 := buildTags(m3)
assert.Equal(t, "192_168_0_1", tags1)
assert.Equal(t, "192_168_0_1.first.second", tags2)
assert.Equal(t, "first.second", tags3)
}
func TestBuildGaugeWithSource(t *testing.T) {
pt1, _ := telegraf.NewMetric(
"test1",
map[string]string{"hostname": "192.168.0.1"},
map[string]interface{}{"value": 0.0},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
pt2, _ := telegraf.NewMetric(
"test2",
map[string]string{"hostnam": "192.168.0.1"},
map[string]interface{}{"value": 1.0},
time.Date(2010, time.December, 10, 23, 0, 0, 0, time.UTC),
)
var gaugeTests = []struct {
ptIn telegraf.Metric
outGauge *Gauge
err error
}{
{
pt1,
&Gauge{
Name: "test1",
MeasureTime: time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC).Unix(),
Value: 0.0,
Source: "192.168.0.1",
},
nil,
},
{
pt2,
&Gauge{
Name: "test2",
MeasureTime: time.Date(2010, time.December, 10, 23, 0, 0, 0, time.UTC).Unix(),
Value: 1.0,
},
fmt.Errorf("undeterminable Source type from Field, hostname"),
},
}
l := NewLibrato(fakeUrl)
l.SourceTag = "hostname"
for _, gt := range gaugeTests {
gauges, err := l.buildGauges(gt.ptIn)
if err != nil && gt.err == nil {
t.Errorf("%s: unexpected error, %+v\n", gt.ptIn.Name(), err)
}
if gt.err != nil && err == nil {
t.Errorf("%s: expected an error (%s) but none returned", gt.ptIn.Name(), gt.err.Error())
}
if len(gauges) == 0 {
continue
}
if gt.err == nil && !reflect.DeepEqual(gauges[0], gt.outGauge) {
t.Errorf("%s: \nexpected %+v\ngot %+v\n", gt.ptIn.Name(), gt.outGauge, gauges[0])
}
}
}
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)
}
// AddMetric adds a metric to the output. This function can also write cached
// points if FlushBufferWhenFull is true.
func (ro *RunningOutput) AddMetric(metric telegraf.Metric) {
if ro.Config.Filter.IsActive {
if !ro.Config.Filter.ShouldMetricPass(metric) {
return
}
}
// Filter any tagexclude/taginclude parameters before adding metric
if len(ro.Config.Filter.TagExclude) != 0 || len(ro.Config.Filter.TagInclude) != 0 {
// In order to filter out tags, we need to create a new metric, since
// metrics are immutable once created.
tags := metric.Tags()
fields := metric.Fields()
t := metric.Time()
name := metric.Name()
ro.Config.Filter.FilterTags(tags)
// error is not possible if creating from another metric, so ignore.
metric, _ = telegraf.NewMetric(name, tags, fields, t)
}
ro.metrics.Add(metric)
if ro.metrics.Len() == ro.MetricBatchSize {
batch := ro.metrics.Batch(ro.MetricBatchSize)
err := ro.write(batch)
if err != nil {
ro.failMetrics.Add(batch...)
}
}
}
func (s PullRequestReviewCommentEvent) NewMetric() telegraf.Metric {
event := "pull_request_review_comment"
t := map[string]string{
"event": event,
"repository": s.Repository.Repository,
"private": fmt.Sprintf("%v", s.Repository.Private),
"user": s.Sender.User,
"admin": fmt.Sprintf("%v", s.Sender.Admin),
"prNumber": fmt.Sprintf("%v", s.PullRequest.Number),
}
f := map[string]interface{}{
"stars": s.Repository.Stars,
"forks": s.Repository.Forks,
"issues": s.Repository.Issues,
"state": s.PullRequest.State,
"title": s.PullRequest.Title,
"comments": s.PullRequest.Comments,
"commits": s.PullRequest.Commits,
"additions": s.PullRequest.Additions,
"deletions": s.PullRequest.Deletions,
"changedFiles": s.PullRequest.ChangedFiles,
"commentFile": s.Comment.File,
"comment": s.Comment.Comment,
}
m, err := telegraf.NewMetric(meas, t, f, time.Now())
if err != nil {
log.Fatalf("Failed to create %v event", event)
}
return m
}
func (s DeploymentStatusEvent) NewMetric() telegraf.Metric {
event := "delete"
t := map[string]string{
"event": event,
"repository": s.Repository.Repository,
"private": fmt.Sprintf("%v", s.Repository.Private),
"user": s.Sender.User,
"admin": fmt.Sprintf("%v", s.Sender.Admin),
}
f := map[string]interface{}{
"stars": s.Repository.Stars,
"forks": s.Repository.Forks,
"issues": s.Repository.Issues,
"commit": s.Deployment.Commit,
"task": s.Deployment.Task,
"environment": s.Deployment.Environment,
"description": s.Deployment.Description,
"depState": s.DeploymentStatus.State,
"depDescription": s.DeploymentStatus.Description,
}
m, err := telegraf.NewMetric(meas, t, f, time.Now())
if err != nil {
log.Fatalf("Failed to create %v event", event)
}
return m
}
func (v *ValueParser) Parse(buf []byte) ([]telegraf.Metric, error) {
// separate out any fields in the buffer, ignore anything but the last.
values := bytes.Fields(buf)
if len(values) < 1 {
return []telegraf.Metric{}, nil
}
valueStr := string(values[len(values)-1])
var value interface{}
var err error
switch v.DataType {
case "", "int", "integer":
value, err = strconv.Atoi(valueStr)
case "float", "long":
value, err = strconv.ParseFloat(valueStr, 64)
case "str", "string":
value = valueStr
case "bool", "boolean":
value, err = strconv.ParseBool(valueStr)
}
if err != nil {
return nil, err
}
fields := map[string]interface{}{"value": value}
metric, err := telegraf.NewMetric(v.MetricName, v.DefaultTags,
fields, time.Now().UTC())
if err != nil {
return nil, err
}
return []telegraf.Metric{metric}, nil
}
func TestGraphiteOK(t *testing.T) {
var wg sync.WaitGroup
// Init plugin
g := Graphite{
Prefix: "my.prefix",
}
// Init metrics
pt1, _ := telegraf.NewMetric(
"mymeasurement",
map[string]string{"host": "192.168.0.1"},
map[string]interface{}{"mymeasurement": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
pt2, _ := 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),
)
pt3, _ := telegraf.NewMetric(
"my_measurement",
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),
)
// Prepare point list
var metrics []telegraf.Metric
metrics = append(metrics, pt1)
metrics = append(metrics, pt2)
metrics = append(metrics, pt3)
// Start TCP server
wg.Add(1)
go TCPServer(t, &wg)
wg.Wait()
// Connect
wg.Add(1)
err1 := g.Connect()
wg.Wait()
require.NoError(t, err1)
// Send Data
err2 := g.Write(metrics)
require.NoError(t, err2)
wg.Add(1)
// Waiting TCPserver
wg.Wait()
g.Close()
}
// Parse performs Graphite parsing of a single line.
func (p *GraphiteParser) ParseLine(line string) (telegraf.Metric, error) {
// Break into 3 fields (name, value, timestamp).
fields := strings.Fields(line)
if len(fields) != 2 && len(fields) != 3 {
return nil, fmt.Errorf("received %q which doesn't have required fields", line)
}
// decode the name and tags
template := p.matcher.Match(fields[0])
measurement, tags, field, err := template.Apply(fields[0])
if err != nil {
return nil, err
}
// Could not extract measurement, use the raw value
if measurement == "" {
measurement = fields[0]
}
// Parse value.
v, err := strconv.ParseFloat(fields[1], 64)
if err != nil {
return nil, fmt.Errorf(`field "%s" value: %s`, fields[0], err)
}
if math.IsNaN(v) || math.IsInf(v, 0) {
return nil, &UnsupposedValueError{Field: fields[0], Value: v}
}
fieldValues := map[string]interface{}{}
if field != "" {
fieldValues[field] = v
} else {
fieldValues["value"] = v
}
// If no 3rd field, use now as timestamp
timestamp := time.Now().UTC()
if len(fields) == 3 {
// Parse timestamp.
unixTime, err := strconv.ParseFloat(fields[2], 64)
if err != nil {
return nil, fmt.Errorf(`field "%s" time: %s`, fields[0], err)
}
// -1 is a special value that gets converted to current UTC time
// See https://github.com/graphite-project/carbon/issues/54
if unixTime != float64(-1) {
// Check if we have fractional seconds
timestamp = time.Unix(int64(unixTime), int64((unixTime-math.Floor(unixTime))*float64(time.Second)))
if timestamp.Before(MinDate) || timestamp.After(MaxDate) {
return nil, fmt.Errorf("timestamp out of range")
}
}
}
return telegraf.NewMetric(measurement, tags, fieldValues, timestamp)
}
// AddMetric adds a metric to the output. This function can also write cached
// points if FlushBufferWhenFull is true.
func (ro *RunningOutput) AddMetric(metric telegraf.Metric) {
if ro.Config.Filter.IsActive {
if !ro.Config.Filter.ShouldMetricPass(metric) {
return
}
}
ro.Lock()
defer ro.Unlock()
// Filter any tagexclude/taginclude parameters before adding metric
if len(ro.Config.Filter.TagExclude) != 0 || len(ro.Config.Filter.TagInclude) != 0 {
// In order to filter out tags, we need to create a new metric, since
// metrics are immutable once created.
tags := metric.Tags()
fields := metric.Fields()
t := metric.Time()
name := metric.Name()
ro.Config.Filter.FilterTags(tags)
// error is not possible if creating from another metric, so ignore.
metric, _ = telegraf.NewMetric(name, tags, fields, t)
}
if len(ro.metrics) < ro.MetricBufferLimit {
ro.metrics = append(ro.metrics, metric)
} else {
if ro.FlushBufferWhenFull {
ro.metrics = append(ro.metrics, metric)
tmpmetrics := make([]telegraf.Metric, len(ro.metrics))
copy(tmpmetrics, ro.metrics)
ro.metrics = make([]telegraf.Metric, 0)
err := ro.write(tmpmetrics)
if err != nil {
log.Printf("ERROR writing full metric buffer to output %s, %s",
ro.Name, err)
if len(ro.tmpmetrics) == FULL_METRIC_BUFFERS_LIMIT {
ro.mapI = 0
// overwrite one
ro.tmpmetrics[ro.mapI] = tmpmetrics
ro.mapI++
} else {
ro.tmpmetrics[ro.mapI] = tmpmetrics
ro.mapI++
}
}
} else {
if ro.overwriteI == 0 {
log.Printf("WARNING: overwriting cached metrics, you may want to " +
"increase the metric_buffer_limit setting in your [agent] " +
"config if you do not wish to overwrite metrics.\n")
}
if ro.overwriteI == len(ro.metrics) {
ro.overwriteI = 0
}
ro.metrics[ro.overwriteI] = metric
ro.overwriteI++
}
}
}
func newHostMetric(value interface{}, name, host string) (metric telegraf.Metric) {
metric, _ = telegraf.NewMetric(
name,
map[string]string{"host": host},
map[string]interface{}{"value": value},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
)
return
}
func TestGraphiteOK(t *testing.T) {
var wg sync.WaitGroup
// Start TCP server
wg.Add(1)
go TCPServer(t, &wg)
// Give the fake graphite TCP server some time to start:
time.Sleep(time.Millisecond * 100)
// Init plugin
g := Graphite{
Prefix: "my.prefix",
}
// Init metrics
m1, _ := telegraf.NewMetric(
"mymeasurement",
map[string]string{"host": "192.168.0.1"},
map[string]interface{}{"mymeasurement": 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"},
map[string]interface{}{"value": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
m3, _ := telegraf.NewMetric(
"my_measurement",
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),
)
// Prepare point list
metrics := []telegraf.Metric{m1, m2, m3}
err1 := g.Connect()
require.NoError(t, err1)
// Send Data
err2 := g.Write(metrics)
require.NoError(t, err2)
// Waiting TCPserver
wg.Wait()
g.Close()
}
func TestPrometheusWritePointTag(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &prometheus.Prometheus{
Urls: []string{"http://localhost:9126/metrics"},
}
tags := make(map[string]string)
tags["testtag"] = "testvalue"
pt1, _ := telegraf.NewMetric(
"test_point_3",
tags,
map[string]interface{}{"value": 0.0})
pt2, _ := telegraf.NewMetric(
"test_point_4",
tags,
map[string]interface{}{"value": 1.0})
var metrics = []telegraf.Metric{
pt1,
pt2,
}
require.NoError(t, pTesting.Write(metrics))
expected := []struct {
name string
value float64
}{
{"test_point_3", 0.0},
{"test_point_4", 1.0},
}
var acc testutil.Accumulator
require.NoError(t, p.Gather(&acc))
for _, e := range expected {
acc.AssertContainsFields(t, "prometheus_"+e.name,
map[string]interface{}{"value": e.value})
}
}
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)
}
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)
s := GraphiteSerializer{Prefix: "prefix"}
mS := s.SerializeBucketName(m.Name(), m.Tags())
expS := "prefix.localhost.cpu0.us-west-2.cpu.FIELDNAME"
assert.Equal(t, expS, mS)
}
func copyMetric(m telegraf.Metric) telegraf.Metric {
t := time.Time(m.Time())
tags := make(map[string]string)
fields := make(map[string]interface{})
for k, v := range m.Tags() {
tags[k] = v
}
for k, v := range m.Fields() {
fields[k] = v
}
out, _ := telegraf.NewMetric(m.Name(), tags, fields, t)
return out
}
func TestFilterMatchSingle(t *testing.T) {
p, err := NewGraphiteParser("", []string{"servers.localhost .host.measurement*"}, nil)
if err != nil {
t.Fatalf("unexpected error creating parser, got %v", err)
}
exp, err := telegraf.NewMetric("cpu_load",
map[string]string{"host": "localhost"},
map[string]interface{}{"value": float64(11)},
time.Unix(1435077219, 0))
m, err := p.ParseLine("servers.localhost.cpu_load 11 1435077219")
assert.NoError(t, err)
assert.Equal(t, exp.String(), m.String())
}
func TestParseNoMatch(t *testing.T) {
p, err := NewGraphiteParser("", []string{"servers.*.cpu .host.measurement.cpu.measurement"}, nil)
if err != nil {
t.Fatalf("unexpected error creating parser, got %v", err)
}
exp, err := telegraf.NewMetric("servers.localhost.memory.VmallocChunk",
map[string]string{},
map[string]interface{}{"value": float64(11)},
time.Unix(1435077219, 0))
assert.NoError(t, err)
m, err := p.ParseLine("servers.localhost.memory.VmallocChunk 11 1435077219")
assert.NoError(t, err)
assert.Equal(t, exp.String(), m.String())
}
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 TestSerializeMetricFloat(t *testing.T) {
now := time.Now()
tags := map[string]string{
"cpu": "cpu0",
}
fields := map[string]interface{}{
"usage_idle": float64(91.5),
}
m, err := telegraf.NewMetric("cpu", tags, fields, now)
assert.NoError(t, err)
s := JsonSerializer{}
mS, err := s.Serialize(m)
assert.NoError(t, err)
expS := []string{fmt.Sprintf("{\"fields\":{\"usage_idle\":91.5},\"name\":\"cpu\",\"tags\":{\"cpu\":\"cpu0\"},\"timestamp\":%d}", now.Unix())}
assert.Equal(t, expS, mS)
}
// TestMetric Returns a simple test point:
// measurement -> "test1" or name
// tags -> "tag1":"value1"
// value -> value
// time -> time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC)
func TestMetric(value interface{}, name ...string) telegraf.Metric {
if value == nil {
panic("Cannot use a nil value")
}
measurement := "test1"
if len(name) > 0 {
measurement = name[0]
}
tags := map[string]string{"tag1": "value1"}
pt, _ := telegraf.NewMetric(
measurement,
tags,
map[string]interface{}{"value": value},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
)
return pt
}
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)
s := GraphiteSerializer{}
mS := s.SerializeBucketName(m, "usage_idle")
expS := fmt.Sprintf("cpu0.us-west-2.cpu.usage_idle")
assert.Equal(t, expS, mS)
}
// Add applies the given metric to the aggregator.
// Before applying to the plugin, it will run any defined filters on the metric.
// Apply returns true if the original metric should be dropped.
func (r *RunningAggregator) Add(in telegraf.Metric) bool {
if r.Config.Filter.IsActive() {
// check if the aggregator should apply this metric
name := in.Name()
fields := in.Fields()
tags := in.Tags()
t := in.Time()
if ok := r.Config.Filter.Apply(name, fields, tags); !ok {
// aggregator should not apply this metric
return false
}
in, _ = telegraf.NewMetric(name, tags, fields, t)
}
r.metrics <- in
return r.Config.DropOriginal
}
func TestSerializeMetricString(t *testing.T) {
now := time.Now()
tags := map[string]string{
"cpu": "cpu0",
}
fields := map[string]interface{}{
"usage_idle": "foobar",
}
m, err := telegraf.NewMetric("cpu", tags, fields, now)
assert.NoError(t, err)
s := InfluxSerializer{}
mS, err := s.Serialize(m)
assert.NoError(t, err)
expS := []string{fmt.Sprintf("cpu,cpu=cpu0 usage_idle=\"foobar\" %d", now.UnixNano())}
assert.Equal(t, expS, mS)
}
func (s MembershipEvent) NewMetric() telegraf.Metric {
event := "membership"
t := map[string]string{
"event": event,
"user": s.Sender.User,
"admin": fmt.Sprintf("%v", s.Sender.Admin),
"action": s.Action,
}
f := map[string]interface{}{
"newMember": s.Member.User,
"newMemberStatus": s.Member.Admin,
}
m, err := telegraf.NewMetric(meas, t, f, time.Now())
if err != nil {
log.Fatalf("Failed to create %v event", event)
}
return m
}
func TestFilterMatchMultipleMeasurementSeparator(t *testing.T) {
p, err := NewGraphiteParser("_",
[]string{"servers.localhost .host.measurement.measurement*"},
nil,
)
assert.NoError(t, err)
exp, err := telegraf.NewMetric("cpu_cpu_load_10",
map[string]string{"host": "localhost"},
map[string]interface{}{"value": float64(11)},
time.Unix(1435077219, 0))
assert.NoError(t, err)
m, err := p.ParseLine("servers.localhost.cpu.cpu_load.10 11 1435077219")
assert.NoError(t, err)
assert.Equal(t, exp.String(), m.String())
}
func (s WatchEvent) NewMetric() telegraf.Metric {
event := "delete"
t := map[string]string{
"event": event,
"repository": s.Repository.Repository,
"private": fmt.Sprintf("%v", s.Repository.Private),
"user": s.Sender.User,
"admin": fmt.Sprintf("%v", s.Sender.Admin),
}
f := map[string]interface{}{
"stars": s.Repository.Stars,
"forks": s.Repository.Forks,
"issues": s.Repository.Issues,
}
m, err := telegraf.NewMetric(meas, t, f, time.Now())
if err != nil {
log.Fatalf("Failed to create %v event", event)
}
return m
}
func TestParseDefaultTemplateTagsOverridGlobal(t *testing.T) {
p, err := NewGraphiteParser("", []string{"servers.localhost .host.measurement* zone=1c,region=us-east"}, map[string]string{
"region": "shot not be set",
"host": "should not set",
})
if err != nil {
t.Fatalf("unexpected error creating parser, got %v", err)
}
exp, err := telegraf.NewMetric("cpu_load",
map[string]string{"host": "localhost", "region": "us-east", "zone": "1c"},
map[string]interface{}{"value": float64(11)},
time.Unix(1435077219, 0))
assert.NoError(t, err)
m, err := p.ParseLine("servers.localhost.cpu_load 11 1435077219")
assert.NoError(t, err)
assert.Equal(t, exp.String(), m.String())
}
// Parse returns a slice of Metrics from a text representation of a
// metric (in line-protocol format)
// with each metric separated by newlines. If any metrics fail to parse,
// a non-nil error will be returned in addition to the metrics that parsed
// successfully.
func (p *InfluxParser) Parse(buf []byte) ([]telegraf.Metric, error) {
// parse even if the buffer begins with a newline
buf = bytes.TrimPrefix(buf, []byte("\n"))
points, err := models.ParsePoints(buf)
metrics := make([]telegraf.Metric, len(points))
for i, point := range points {
tags := point.Tags()
for k, v := range p.DefaultTags {
// Only set tags not in parsed metric
if _, ok := tags[k]; !ok {
tags[k] = v
}
}
// Ignore error here because it's impossible that a model.Point
// wouldn't parse into client.Point properly
metrics[i], _ = telegraf.NewMetric(point.Name(), tags,
point.Fields(), point.Time())
}
return metrics, err
}