mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-27 06:29:50 -08:00
78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
// Copyright 2020 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 openbsd && !nofilesystem
|
|
// +build openbsd,!nofilesystem
|
|
|
|
package collector
|
|
|
|
import (
|
|
"github.com/go-kit/log/level"
|
|
"golang.org/x/sys/unix"
|
|
)
|
|
|
|
const (
|
|
defMountPointsExcluded = "^/(dev)($|/)"
|
|
defFSTypesExcluded = "^devfs$"
|
|
)
|
|
|
|
// Expose filesystem fullness.
|
|
func (c *filesystemCollector) GetStats() (stats []filesystemStats, err error) {
|
|
var mnt []unix.Statfs_t
|
|
size, err := unix.Getfsstat(mnt, unix.MNT_NOWAIT)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
mnt = make([]unix.Statfs_t, size)
|
|
_, err = unix.Getfsstat(mnt, unix.MNT_NOWAIT)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
stats = []filesystemStats{}
|
|
for _, v := range mnt {
|
|
mountpoint := int8ToString(v.F_mntonname[:])
|
|
if c.excludedMountPointsPattern.MatchString(mountpoint) {
|
|
level.Debug(c.logger).Log("msg", "Ignoring mount point", "mountpoint", mountpoint)
|
|
continue
|
|
}
|
|
|
|
device := int8ToString(v.F_mntfromname[:])
|
|
fstype := int8ToString(v.F_fstypename[:])
|
|
if c.excludedFSTypesPattern.MatchString(fstype) {
|
|
level.Debug(c.logger).Log("msg", "Ignoring fs type", "type", fstype)
|
|
continue
|
|
}
|
|
|
|
var ro float64
|
|
if (v.F_flags & unix.MNT_RDONLY) != 0 {
|
|
ro = 1
|
|
}
|
|
|
|
stats = append(stats, filesystemStats{
|
|
labels: filesystemLabels{
|
|
device: device,
|
|
mountPoint: mountpoint,
|
|
fsType: fstype,
|
|
},
|
|
size: float64(v.F_blocks) * float64(v.F_bsize),
|
|
free: float64(v.F_bfree) * float64(v.F_bsize),
|
|
avail: float64(v.F_bavail) * float64(v.F_bsize),
|
|
files: float64(v.F_files),
|
|
filesFree: float64(v.F_ffree),
|
|
ro: ro,
|
|
})
|
|
}
|
|
return stats, nil
|
|
}
|