minio/pkg/disk/stat_linux.go at newux · woniuxu/minio

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// +build linux

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

package disk

import (

"syscall"

)

// GetInfo returns total and free bytes available in a directory, e.g. `/`.

func GetInfo(path string) (info Info, err error) {

s := syscall.Statfs_t{}

err = syscall.Statfs(path, &s)

if err != nil {

return Info{}, err

}

reservedBlocks := uint64(s.Bfree) - uint64(s.Bavail)

info = Info{

Total: uint64(s.Frsize) * (uint64(s.Blocks) - reservedBlocks),

Free: uint64(s.Frsize) * uint64(s.Bavail),

Files: uint64(s.Files),

Ffree: uint64(s.Ffree),

FSType: getFSType(int64(s.Type)),

}

return info, nil

}