mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-28 06:59:44 -08:00
51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
|
// Copyright 2023 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 linux && !nosoftirqs
|
||
|
|
// +build linux,!nosoftirqs
|
||
|
|
|
||
|
|
package collector
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"github.com/go-kit/log"
|
||
|
|
"github.com/prometheus/client_golang/prometheus"
|
||
|
|
"github.com/prometheus/procfs"
|
||
|
|
)
|
||
|
|
|
||
|
|
type softirqsCollector struct {
|
||
|
|
fs procfs.FS
|
||
|
|
desc typedDesc
|
||
|
|
logger log.Logger
|
||
|
|
}
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
registerCollector("softirqs", defaultDisabled, NewSoftirqsCollector)
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewSoftirqsCollector returns a new Collector exposing softirq stats.
|
||
|
|
func NewSoftirqsCollector(logger log.Logger) (Collector, error) {
|
||
|
|
desc := typedDesc{prometheus.NewDesc(
|
||
|
|
namespace+"_softirqs_functions_total",
|
||
|
|
"Softirq counts per CPU.",
|
||
|
|
softirqLabelNames, nil,
|
||
|
|
), prometheus.CounterValue}
|
||
|
|
|
||
|
|
fs, err := procfs.NewFS(*procPath)
|
||
|
|
if err != nil {
|
||
|
|
return nil, fmt.Errorf("failed to open procfs: %w", err)
|
||
|
|
}
|
||
|
|
|
||
|
|
return &softirqsCollector{fs, desc, logger}, nil
|
||
|
|
}
|