[#80] metrics: Use map for constant labels

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
This commit is contained in:
Denis Kirillov 2023-04-19 15:15:31 +03:00
parent c154f934e4
commit 1cbc7f323f

View file

@ -140,22 +140,17 @@ type Description struct {
Subsystem string
Name string
Help string
ConstantLabels []KeyValue
ConstantLabels prometheus.Labels
VariableLabels []string
}
type KeyValue struct {
Key string `json:"key"`
Value string `json:"value"`
}
func (d *Description) MarshalJSON() ([]byte, error) {
return json.Marshal(&struct {
Type string `json:"type"`
FQName string `json:"name"`
Help string `json:"help"`
ConstantLabels []KeyValue `json:"constant_labels"`
VariableLabels []string `json:"variable_labels"`
ConstantLabels prometheus.Labels `json:"constant_labels,omitempty"`
VariableLabels []string `json:"variable_labels,omitempty"`
}{
Type: d.Type.String(),
FQName: d.BuildFQName(),
@ -169,14 +164,6 @@ func (d *Description) BuildFQName() string {
return prometheus.BuildFQName(d.Namespace, d.Subsystem, d.Name)
}
func (d *Description) ConstLabelsMap() map[string]string {
constsLabels := make(map[string]string, len(d.ConstantLabels))
for _, kv := range d.ConstantLabels {
constsLabels[kv.Key] = kv.Value
}
return constsLabels
}
// DescribeAll returns descriptions for metrics.
func DescribeAll() []Description {
var list []Description
@ -195,7 +182,7 @@ func newOpts(description Description) prometheus.Opts {
Subsystem: description.Subsystem,
Name: description.Name,
Help: description.Help,
ConstLabels: description.ConstLabelsMap(),
ConstLabels: description.ConstantLabels,
}
}
@ -204,7 +191,7 @@ func newDesc(description Description) *prometheus.Desc {
description.BuildFQName(),
description.Help,
description.VariableLabels,
description.ConstLabelsMap())
description.ConstantLabels)
}
func mustNewGauge(description Description) prometheus.Gauge {
@ -237,7 +224,7 @@ func mustNewHistogramVec(description Description, buckets []float64) *prometheus
Subsystem: description.Subsystem,
Name: description.Name,
Help: description.Name,
ConstLabels: description.ConstLabelsMap(),
ConstLabels: description.ConstantLabels,
Buckets: buckets,
},
description.VariableLabels,