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https://github.com/go-gitea/gitea
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08bf443016
* Inital routes to git refs api * Git refs API implementation * Update swagger * Fix copyright * Make swagger happy add basic test * Fix test * Fix test again :)
139 lines
2.9 KiB
Go
139 lines
2.9 KiB
Go
// Package osfs provides a billy filesystem for the OS.
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package osfs // import "gopkg.in/src-d/go-billy.v4/osfs"
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"sync"
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"gopkg.in/src-d/go-billy.v4"
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"gopkg.in/src-d/go-billy.v4/helper/chroot"
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)
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const (
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defaultDirectoryMode = 0755
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defaultCreateMode = 0666
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)
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// OS is a filesystem based on the os filesystem.
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type OS struct{}
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// New returns a new OS filesystem.
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func New(baseDir string) billy.Filesystem {
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return chroot.New(&OS{}, baseDir)
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}
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func (fs *OS) Create(filename string) (billy.File, error) {
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return fs.OpenFile(filename, os.O_RDWR|os.O_CREATE|os.O_TRUNC, defaultCreateMode)
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}
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func (fs *OS) OpenFile(filename string, flag int, perm os.FileMode) (billy.File, error) {
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if flag&os.O_CREATE != 0 {
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if err := fs.createDir(filename); err != nil {
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return nil, err
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}
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}
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f, err := os.OpenFile(filename, flag, perm)
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if err != nil {
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return nil, err
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}
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return &file{File: f}, err
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}
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func (fs *OS) createDir(fullpath string) error {
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dir := filepath.Dir(fullpath)
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if dir != "." {
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if err := os.MkdirAll(dir, defaultDirectoryMode); err != nil {
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return err
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}
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}
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return nil
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}
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func (fs *OS) ReadDir(path string) ([]os.FileInfo, error) {
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l, err := ioutil.ReadDir(path)
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if err != nil {
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return nil, err
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}
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var s = make([]os.FileInfo, len(l))
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for i, f := range l {
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s[i] = f
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}
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return s, nil
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}
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func (fs *OS) Rename(from, to string) error {
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if err := fs.createDir(to); err != nil {
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return err
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}
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return os.Rename(from, to)
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}
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func (fs *OS) MkdirAll(path string, perm os.FileMode) error {
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return os.MkdirAll(path, defaultDirectoryMode)
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}
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func (fs *OS) Open(filename string) (billy.File, error) {
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return fs.OpenFile(filename, os.O_RDONLY, 0)
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}
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func (fs *OS) Stat(filename string) (os.FileInfo, error) {
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return os.Stat(filename)
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}
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func (fs *OS) Remove(filename string) error {
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return os.Remove(filename)
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}
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func (fs *OS) TempFile(dir, prefix string) (billy.File, error) {
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if err := fs.createDir(dir + string(os.PathSeparator)); err != nil {
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return nil, err
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}
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f, err := ioutil.TempFile(dir, prefix)
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if err != nil {
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return nil, err
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}
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return &file{File: f}, nil
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}
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func (fs *OS) Join(elem ...string) string {
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return filepath.Join(elem...)
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}
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func (fs *OS) RemoveAll(path string) error {
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return os.RemoveAll(filepath.Clean(path))
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}
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func (fs *OS) Lstat(filename string) (os.FileInfo, error) {
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return os.Lstat(filepath.Clean(filename))
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}
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func (fs *OS) Symlink(target, link string) error {
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if err := fs.createDir(link); err != nil {
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return err
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}
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return os.Symlink(target, link)
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}
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func (fs *OS) Readlink(link string) (string, error) {
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return os.Readlink(link)
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}
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// Capabilities implements the Capable interface.
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func (fs *OS) Capabilities() billy.Capability {
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return billy.DefaultCapabilities
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}
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// file is a wrapper for an os.File which adds support for file locking.
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type file struct {
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*os.File
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m sync.Mutex
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}
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