You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.3 KiB
57 lines
1.3 KiB
// +build !nofilesystem
|
|
|
|
package collector
|
|
|
|
import (
|
|
"errors"
|
|
"regexp"
|
|
"unsafe"
|
|
|
|
"github.com/prometheus/log"
|
|
)
|
|
|
|
/*
|
|
#include <sys/param.h>
|
|
#include <sys/ucred.h>
|
|
#include <sys/mount.h>
|
|
#include <stdio.h>
|
|
*/
|
|
import "C"
|
|
|
|
const (
|
|
defIgnoredMountPoints = "^/(dev)($|/)"
|
|
)
|
|
|
|
var (
|
|
filesystemLabelNames = []string{"filesystem"}
|
|
)
|
|
|
|
// Expose filesystem fullness.
|
|
func (c *filesystemCollector) GetStats() (stats []filesystemStats, err error) {
|
|
var mntbuf *C.struct_statfs
|
|
count := C.getmntinfo(&mntbuf, C.MNT_NOWAIT)
|
|
if count == 0 {
|
|
return nil, errors.New("getmntinfo() failed")
|
|
}
|
|
|
|
mnt := (*[1 << 30]C.struct_statfs)(unsafe.Pointer(mntbuf))
|
|
stats = []filesystemStats{}
|
|
for i := 0; i < int(count); i++ {
|
|
name := C.GoString(&mnt[i].f_mntonname[0])
|
|
if c.ignoredMountPointsPattern.MatchString(name) {
|
|
log.Debugf("Ignoring mount point: %s", name)
|
|
continue
|
|
}
|
|
labelValues := []string{name}
|
|
stats = append(stats, filesystemStats{
|
|
labelValues: labelValues,
|
|
size: float64(mnt[i].f_blocks) * float64(mnt[i].f_bsize),
|
|
free: float64(mnt[i].f_bfree) * float64(mnt[i].f_bsize),
|
|
avail: float64(mnt[i].f_bavail) * float64(mnt[i].f_bsize),
|
|
files: float64(mnt[i].f_files),
|
|
filesFree: float64(mnt[i].f_ffree),
|
|
})
|
|
}
|
|
return stats, nil
|
|
}
|