mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-26 22:19:44 -08:00
79 lines
2.2 KiB
Go
79 lines
2.2 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 linux && !noselinux
|
|
// +build linux,!noselinux
|
|
|
|
package collector
|
|
|
|
import (
|
|
"github.com/go-kit/log"
|
|
"github.com/opencontainers/selinux/go-selinux"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
)
|
|
|
|
type selinuxCollector struct {
|
|
configMode *prometheus.Desc
|
|
currentMode *prometheus.Desc
|
|
enabled *prometheus.Desc
|
|
logger log.Logger
|
|
}
|
|
|
|
func init() {
|
|
registerCollector("selinux", defaultEnabled, NewSelinuxCollector)
|
|
}
|
|
|
|
// NewSelinuxCollector returns a new Collector exposing SELinux statistics.
|
|
func NewSelinuxCollector(logger log.Logger) (Collector, error) {
|
|
const subsystem = "selinux"
|
|
|
|
return &selinuxCollector{
|
|
configMode: prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, subsystem, "config_mode"),
|
|
"Configured SELinux enforcement mode",
|
|
nil, nil,
|
|
),
|
|
currentMode: prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, subsystem, "current_mode"),
|
|
"Current SELinux enforcement mode",
|
|
nil, nil,
|
|
),
|
|
enabled: prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, subsystem, "enabled"),
|
|
"SELinux is enabled, 1 is true, 0 is false",
|
|
nil, nil,
|
|
),
|
|
logger: logger,
|
|
}, nil
|
|
}
|
|
|
|
func (c *selinuxCollector) Update(ch chan<- prometheus.Metric) error {
|
|
if !selinux.GetEnabled() {
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.enabled, prometheus.GaugeValue, 0)
|
|
|
|
return nil
|
|
}
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.enabled, prometheus.GaugeValue, 1)
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.configMode, prometheus.GaugeValue, float64(selinux.DefaultEnforceMode()))
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.currentMode, prometheus.GaugeValue, float64(selinux.EnforceMode()))
|
|
|
|
return nil
|
|
}
|