mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-05 00:11:06 +01:00
66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
// Copyright 2024 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !nofilesystem
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// +build !nofilesystem
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package collector
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import (
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"github.com/power-devops/perfstat"
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)
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const (
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defMountPointsExcluded = "^/(dev|aha)($|/)"
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defFSTypesExcluded = "^procfs$"
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)
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// Expose filesystem fullness.
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func (c *filesystemCollector) GetStats() (stats []filesystemStats, err error) {
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fsStat, err := perfstat.FileSystemStat()
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if err != nil {
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return nil, err
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}
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for _, stat := range fsStat {
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if c.excludedMountPointsPattern.MatchString(stat.MountPoint) {
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c.logger.Debug("Ignoring mount point", "mountpoint", stat.MountPoint)
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continue
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}
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fstype := stat.TypeString()
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if c.excludedFSTypesPattern.MatchString(fstype) {
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c.logger.Debug("Ignoring fs type", "type", fstype)
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continue
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}
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ro := 0.0
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if stat.Flags&perfstat.VFS_READONLY != 0 {
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ro = 1.0
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}
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stats = append(stats, filesystemStats{
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labels: filesystemLabels{
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device: stat.Device,
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mountPoint: stat.MountPoint,
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fsType: fstype,
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},
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size: float64(stat.TotalBlocks / 512.0),
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free: float64(stat.FreeBlocks / 512.0),
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avail: float64(stat.FreeBlocks / 512.0), // AIX doesn't distinguish between free and available blocks.
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files: float64(stat.TotalInodes),
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filesFree: float64(stat.FreeInodes),
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ro: ro,
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})
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}
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return stats, nil
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}
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