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Ignore filesystems flagged as MNT_IGNORE. (#2227) 

* Ignore filesystems flagges as MNT_IGNORE.
Closes #2152.

Signed-off-by: Lapo Luchini <lapo@lapo.it>
This commit is contained in:
Lapo Luchini 2021-12-01 11:21:31 +01:00 committed by Ben Kochie
parent 6af0c6306a
commit 8433364845
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GPG Key ID: C646B23C9E3245F1
1 changed files with 8 additions and 5 deletions
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13
collector/filesystem_freebsd.go
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@ -24,18 +24,16 @@ import (
const ( const (
defMountPointsExcluded = "^/(dev)($|/)" defMountPointsExcluded = "^/(dev)($|/)"
defFSTypesExcluded = "^devfs$" defFSTypesExcluded = "^devfs$"
readOnly = 0x1 // MNT_RDONLY
noWait = 0x2 // MNT_NOWAIT
) )
// Expose filesystem fullness. // Expose filesystem fullness.
func (c *filesystemCollector) GetStats() ([]filesystemStats, error) { func (c *filesystemCollector) GetStats() ([]filesystemStats, error) {
n, err := unix.Getfsstat(nil, noWait) n, err := unix.Getfsstat(nil, unix.MNT_NOWAIT)
if err != nil { if err != nil {
return nil, err return nil, err
} }
buf := make([]unix.Statfs_t, n) buf := make([]unix.Statfs_t, n)
_, err = unix.Getfsstat(buf, noWait) _, err = unix.Getfsstat(buf, unix.MNT_NOWAIT)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -54,8 +52,13 @@ func (c *filesystemCollector) GetStats() ([]filesystemStats, error) {
continue continue
} }
if (fs.Flags & unix.MNT_IGNORE) != 0 {
level.Debug(c.logger).Log("msg", "Ignoring mount flagged as ignore", "mountpoint", mountpoint)
continue
}
var ro float64 var ro float64
if (fs.Flags & readOnly) != 0 { if (fs.Flags & unix.MNT_RDONLY) != 0 {
ro = 1 ro = 1
} }