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Remote write compliance updates (#9196)

This commit is contained in:
Helen Weller 2021-04-27 11:01:28 -04:00 committed by GitHub
parent 598990b469
commit fe352db590
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 30 additions and 2 deletions
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2
go.mod
View File

@ -99,7 +99,7 @@ require (
github.com/pkg/errors v0.9.1
github.com/prometheus/client_golang v1.7.1
github.com/prometheus/client_model v0.2.0
github.com/prometheus/common v0.13.0
github.com/prometheus/common v0.15.0
github.com/prometheus/procfs v0.1.3
github.com/prometheus/prometheus v1.8.2-0.20200911110723-e83ef207b6c2
github.com/riemann/riemann-go-client v0.5.0

3
go.sum
View File

@ -960,8 +960,9 @@ github.com/prometheus/common v0.6.0/go.mod h1:eBmuwkDJBwy6iBfxCBob6t6dR6ENT/y+J+
github.com/prometheus/common v0.7.0/go.mod h1:DjGbpBbp5NYNiECxcL/VnbXCCaQpKd3tt26CguLLsqA=
github.com/prometheus/common v0.9.1/go.mod h1:yhUN8i9wzaXS3w1O07YhxHEBxD+W35wd8bs7vj7HSQ4=
github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
github.com/prometheus/common v0.13.0 h1:vJlpe9wPgDRM1Z+7Wj3zUUjY1nr6/1jNKyl7llliccg=
github.com/prometheus/common v0.13.0/go.mod h1:U+gB1OBLb1lF3O42bTCL+FK18tX9Oar16Clt/msog/s=
github.com/prometheus/common v0.15.0 h1:4fgOnadei3EZvgRwxJ7RMpG1k1pOZth5Pc13tyspaKM=
github.com/prometheus/common v0.15.0/go.mod h1:U+gB1OBLb1lF3O42bTCL+FK18tX9Oar16Clt/msog/s=
github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.0-20190117184657-bf6a532e95b1/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=

5
plugins/serializers/prometheusremotewrite/prometheusremotewrite.go
View File

@ -274,6 +274,11 @@ func (s *Serializer) createLabels(metric telegraf.Metric) []prompb.Label {
continue
}
// remove tags with empty values
if tag.Value == "" {
continue
}
labels = append(labels, prompb.Label{Name: name, Value: tag.Value})
}

22
plugins/serializers/prometheusremotewrite/prometheusremotewrite_test.go
View File

@ -613,6 +613,28 @@ cpu_time_user{cpu="cpu3"} 94148
expected: []byte(`
rpc_duration_seconds_count 2693
rpc_duration_seconds_sum 17560473
`),
},
{
name: "empty label string value",
config: FormatConfig{
MetricSortOrder: SortMetrics,
StringHandling: StringAsLabel,
},
metrics: []telegraf.Metric{
testutil.MustMetric(
"prometheus",
map[string]string{
"cpu": "",
},
map[string]interface{}{
"time_idle": 42.0,
},
time.Unix(0, 0),
),
},
expected: []byte(`
time_idle 42
`),
},
}