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27 lines
756 B
Go
27 lines
756 B
Go
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// Copyright 2020 The LevelDB-Go and Pebble Authors. All rights reserved. Use
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// of this source code is governed by a BSD-style license that can be found in
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// the LICENSE file.
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//go:build darwin || dragonfly || freebsd
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// +build darwin dragonfly freebsd
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package vfs
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import "golang.org/x/sys/unix"
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func (defaultFS) GetDiskUsage(path string) (DiskUsage, error) {
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stat := unix.Statfs_t{}
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if err := unix.Statfs(path, &stat); err != nil {
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return DiskUsage{}, err
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}
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freeBytes := uint64(stat.Bsize) * uint64(stat.Bfree)
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availBytes := uint64(stat.Bsize) * uint64(stat.Bavail)
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totalBytes := uint64(stat.Bsize) * uint64(stat.Blocks)
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return DiskUsage{
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AvailBytes: availBytes,
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TotalBytes: totalBytes,
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UsedBytes: totalBytes - freeBytes,
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}, nil
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}
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