node_exporter/collector/utils.go

67 lines
1.5 KiB
Go

// Copyright 2022 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build !nonetclass && linux
// +build !nonetclass,linux
package collector
import (
"github.com/prometheus/client_golang/prometheus"
)
func pushMetric(ch chan<- prometheus.Metric, fieldDesc *prometheus.Desc, name string, value interface{}, valueType prometheus.ValueType, labelValues ...string) {
var fVal float64
switch val := value.(type) {
case uint8:
fVal = float64(val)
case uint16:
fVal = float64(val)
case uint32:
fVal = float64(val)
case uint64:
fVal = float64(val)
case int64:
fVal = float64(val)
case *uint8:
if val == nil {
return
}
fVal = float64(*val)
case *uint16:
if val == nil {
return
}
fVal = float64(*val)
case *uint32:
if val == nil {
return
}
fVal = float64(*val)
case *uint64:
if val == nil {
return
}
fVal = float64(*val)
case *int64:
if val == nil {
return
}
fVal = float64(*val)
default:
return
}
ch <- prometheus.MustNewConstMetric(fieldDesc, valueType, fVal, labelValues...)
}