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Fixed json serialization to make sure only value type supported by OpenTSDB are sent and made sure we send numbers un-quoted event though OpenTSDB API accepts them as this is not clean json.

This commit is contained in:
Eric 2016-09-20 14:26:08 -04:00
parent 6648c101dd
commit 8b8c64e748
2 changed files with 8 additions and 5 deletions
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11
plugins/outputs/opentsdb/opentsdb.go
View File

@ -109,9 +109,12 @@ func (o *OpenTSDB) WriteHttp(metrics []telegraf.Metric, u *url.URL) error {
tags := cleanTags(m.Tags()) tags := cleanTags(m.Tags())
for fieldName, value := range m.Fields() { for fieldName, value := range m.Fields() {
metricValue, buildError := buildValue(value) switch value.(type) {
if buildError != nil { case int64:
fmt.Printf("OpenTSDB: %s\n", buildError.Error()) case uint64:
case float64:
default:
fmt.Printf("OpenTSDB does not support metric value: [%s] of type [%T].\n", value, value)
continue continue
} }
@ -120,7 +123,7 @@ func (o *OpenTSDB) WriteHttp(metrics []telegraf.Metric, u *url.URL) error {
o.Prefix, m.Name(), fieldName)), o.Prefix, m.Name(), fieldName)),
Tags: tags, Tags: tags,
Timestamp: now, Timestamp: now,
Value: metricValue, Value: value,
} }
if err := http.sendDataPoint(metric); err != nil { if err := http.sendDataPoint(metric); err != nil {

2
plugins/outputs/opentsdb/opentsdb_http.go
View File

@ -16,7 +16,7 @@ import (
type HttpMetric struct { type HttpMetric struct {
Metric string `json:"metric"` Metric string `json:"metric"`
Timestamp int64 `json:"timestamp"` Timestamp int64 `json:"timestamp"`
Value string `json:"value"` Value interface{} `json:"value"`
Tags map[string]string `json:"tags"` Tags map[string]string `json:"tags"`
} }