49 lines
1 KiB
Go
49 lines
1 KiB
Go
package system // import "github.com/docker/docker/pkg/system"
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import (
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"os"
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"time"
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)
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// StatT type contains status of a file. It contains metadata
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// like permission, size, etc about a file.
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type StatT struct {
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mode os.FileMode
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size int64
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mtim time.Time
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}
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// Size returns file's size.
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func (s StatT) Size() int64 {
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return s.size
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}
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// Mode returns file's permission mode.
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func (s StatT) Mode() os.FileMode {
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return os.FileMode(s.mode)
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}
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// Mtim returns file's last modification time.
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func (s StatT) Mtim() time.Time {
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return time.Time(s.mtim)
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}
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// Stat takes a path to a file and returns
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// a system.StatT type pertaining to that file.
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//
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// Throws an error if the file does not exist
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func Stat(path string) (*StatT, error) {
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fi, err := os.Stat(path)
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if err != nil {
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return nil, err
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}
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return fromStatT(&fi)
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}
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// fromStatT converts a os.FileInfo type to a system.StatT type
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func fromStatT(fi *os.FileInfo) (*StatT, error) {
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return &StatT{
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size: (*fi).Size(),
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mode: (*fi).Mode(),
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mtim: (*fi).ModTime()}, nil
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}
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