lnd.xprv/healthcheck/diskcheck.go

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// +build !windows,!solaris,!netbsd,!openbsd
2020-08-24 09:54:39 +03:00
package healthcheck
import "syscall"
// AvailableDiskSpace returns ratio of available disk space to total capacity.
func AvailableDiskSpace(path string) (float64, error) {
s := syscall.Statfs_t{}
err := syscall.Statfs(path, &s)
if err != nil {
return 0, err
}
// Calculate our free blocks/total blocks to get our total ratio of
// free blocks.
return float64(s.Bfree) / float64(s.Blocks), nil
}