dom/telegraf
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Throughout telegraf, use telegraf.Metric rather than client.Point

Browse Source 
closes #599
This commit is contained in:
Cameron Sparr
2016-01-27 16:15:14 -07:00
parent 9c0d14bb60
commit c549ab907a
52 changed files with 391 additions and 437 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
plugins/outputs/cloudwatch/README.md
View File

@@ -1,6 +1,6 @@
## Amazon CloudWatch Output for Telegraf
This plugin will send points to Amazon CloudWatch.
This plugin will send metrics to Amazon CloudWatch.
## Amazon Authentication

25
plugins/outputs/cloudwatch/cloudwatch.go
View File

@@ -14,9 +14,8 @@ import (
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/influxdata/influxdb/client/v2"
"github.com/influxdata/telegraf/plugins/outputs"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/outputs"
)
type CloudWatch struct {
@@ -73,9 +72,9 @@ func (c *CloudWatch) Close() error {
return nil
}
func (c *CloudWatch) Write(points []*client.Point) error {
for _, pt := range points {
err := c.WriteSinglePoint(pt)
func (c *CloudWatch) Write(metrics []telegraf.Metric) error {
for _, m := range metrics {
err := c.WriteSinglePoint(m)
if err != nil {
return err
}
@@ -87,10 +86,10 @@ func (c *CloudWatch) Write(points []*client.Point) error {
// Write data for a single point. A point can have many fields and one field
// is equal to one MetricDatum. There is a limit on how many MetricDatums a
// request can have so we process one Point at a time.
func (c *CloudWatch) WriteSinglePoint(point *client.Point) error {
func (c *CloudWatch) WriteSinglePoint(point telegraf.Metric) error {
datums := BuildMetricDatum(point)
const maxDatumsPerCall = 20 // PutMetricData only supports up to 20 data points per call
const maxDatumsPerCall = 20 // PutMetricData only supports up to 20 data metrics per call
for _, partition := range PartitionDatums(maxDatumsPerCall, datums) {
err := c.WriteToCloudWatch(partition)
@@ -144,7 +143,7 @@ func PartitionDatums(size int, datums []*cloudwatch.MetricDatum) [][]*cloudwatch
// Make a MetricDatum for each field in a Point. Only fields with values that can be
// converted to float64 are supported. Non-supported fields are skipped.
func BuildMetricDatum(point *client.Point) []*cloudwatch.MetricDatum {
func BuildMetricDatum(point telegraf.Metric) []*cloudwatch.MetricDatum {
datums := make([]*cloudwatch.MetricDatum, len(point.Fields()))
i := 0
@@ -190,15 +189,15 @@ func BuildMetricDatum(point *client.Point) []*cloudwatch.MetricDatum {
// Make a list of Dimensions by using a Point's tags. CloudWatch supports up to
// 10 dimensions per metric so we only keep up to the first 10 alphabetically.
// This always includes the "host" tag if it exists.
func BuildDimensions(ptTags map[string]string) []*cloudwatch.Dimension {
func BuildDimensions(mTags map[string]string) []*cloudwatch.Dimension {
const MaxDimensions = 10
dimensions := make([]*cloudwatch.Dimension, int(math.Min(float64(len(ptTags)), MaxDimensions)))
dimensions := make([]*cloudwatch.Dimension, int(math.Min(float64(len(mTags)), MaxDimensions)))
i := 0
// This is pretty ugly but we always want to include the "host" tag if it exists.
if host, ok := ptTags["host"]; ok {
if host, ok := mTags["host"]; ok {
dimensions[i] = &cloudwatch.Dimension{
Name: aws.String("host"),
Value: aws.String(host),
@@ -207,7 +206,7 @@ func BuildDimensions(ptTags map[string]string) []*cloudwatch.Dimension {
}
var keys []string
for k := range ptTags {
for k := range mTags {
if k != "host" {
keys = append(keys, k)
}
@@ -221,7 +220,7 @@ func BuildDimensions(ptTags map[string]string) []*cloudwatch.Dimension {
dimensions[i] = &cloudwatch.Dimension{
Name: aws.String(k),
Value: aws.String(ptTags[k]),
Value: aws.String(mTags[k]),
}
i += 1

22
plugins/outputs/cloudwatch/cloudwatch_test.go
View File

@@ -7,7 +7,7 @@ import (
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/influxdata/influxdb/client/v2"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
@@ -19,7 +19,7 @@ func TestBuildDimensions(t *testing.T) {
assert := assert.New(t)
testPoint := testutil.TestPoint(1)
testPoint := testutil.TestMetric(1)
dimensions := BuildDimensions(testPoint.Tags())
tagKeys := make([]string, len(testPoint.Tags()))
@@ -46,25 +46,25 @@ func TestBuildDimensions(t *testing.T) {
}
}
// Test that points with valid values have a MetricDatum created where as non valid do not.
// Test that metrics with valid values have a MetricDatum created where as non valid do not.
// Skips "time.Time" type as something is converting the value to string.
func TestBuildMetricDatums(t *testing.T) {
assert := assert.New(t)
validPoints := []*client.Point{
testutil.TestPoint(1),
testutil.TestPoint(int32(1)),
testutil.TestPoint(int64(1)),
testutil.TestPoint(float64(1)),
testutil.TestPoint(true),
validMetrics := []telegraf.Metric{
testutil.TestMetric(1),
testutil.TestMetric(int32(1)),
testutil.TestMetric(int64(1)),
testutil.TestMetric(float64(1)),
testutil.TestMetric(true),
}
for _, point := range validPoints {
for _, point := range validMetrics {
datums := BuildMetricDatum(point)
assert.Equal(1, len(datums), "Valid type should create a Datum")
}
nonValidPoint := testutil.TestPoint("Foo")
nonValidPoint := testutil.TestMetric("Foo")
assert.Equal(0, len(BuildMetricDatum(nonValidPoint)), "Invalid type should not create a Datum")
}