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Use fileutils instead

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Former-commit-id: 2688c5dca3865614edaf7b159b7f0dcebad77171 [formerly b919610fb1d09db5e6b6308e5adc0d431ce6c139] [formerly b7c60fcf5771ec9d1854947dd89dc51ff414bdb7 [formerly ff034f7e8f]]
Former-commit-id: a63a598c5cef6c050a8a0d189bc5235a98d5457a [formerly cab7076a63efddbfb968c151c5ef1d34b00dac56]
Former-commit-id: f167b30eeea3a9c0b8fec43dc37ee95cd8c172e6
This commit is contained in:
Henrique Dias 2017-07-27 21:39:23 +01:00
parent afb10cc02c
commit f40731d3b4
8 changed files with 17 additions and 247 deletions
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4
caddy/filemanager/filemanager.go
View File

@ -13,7 +13,7 @@ import (
"strings"
. "github.com/hacdias/filemanager"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
"github.com/mholt/caddy"
"github.com/mholt/caddy/caddyhttp/httpserver"
)
@ -136,7 +136,7 @@ func parse(c *caddy.Controller) ([]*config, error) {
Regexp: &Regexp{Raw: "\\/\\..+"},
}},
CSS: "",
FileSystem: dir.Dir(baseScope),
FileSystem: fileutils.Dir(baseScope),
})
if err != nil {

4
caddy/hugo/setup.go
View File

@ -12,7 +12,7 @@ import (
"strings"
"github.com/hacdias/filemanager"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
"github.com/mholt/caddy"
"github.com/mholt/caddy/caddyhttp/httpserver"
)
@ -112,7 +112,7 @@ func parse(c *caddy.Controller) ([]*filemanager.FileManager, error) {
Regexp: &filemanager.Regexp{Raw: "\\/\\..+"},
}},
CSS: "",
FileSystem: dir.Dir(directory),
FileSystem: fileutils.Dir(directory),
})
if err != nil {

4
cmd/filemanager/main.go
View File

@ -11,7 +11,7 @@ import (
"strings"
"github.com/hacdias/filemanager"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
)
// confFile contains the configuration file for this File Manager instance.
@ -65,7 +65,7 @@ func main() {
Commands: strings.Split(strings.TrimSpace(commands), " "),
Rules: []*filemanager.Rule{},
CSS: "",
FileSystem: dir.Dir(scope),
FileSystem: fileutils.Dir(scope),
})
if err != nil {

230
dir/dir.go
View File

@ -1,230 +0,0 @@
// Package dir implements a FileSystem interface using the native
// file system restricted to a specific directory tree. Originally from
// https://github.com/golang/net/blob/master/webdav/file.go#L68
package dir
import (
"errors"
"io"
"os"
"path"
"path/filepath"
"strings"
)
// A Dir uses the native file system restricted to a specific directory tree.
//
// While the FileSystem.OpenFile method takes '/'-separated paths, a Dir's
// string value is a filename on the native file system, not a URL, so it is
// separated by filepath.Separator, which isn't necessarily '/'.
//
// An empty Dir is treated as ".".
type Dir string
func (d Dir) resolve(name string) string {
// This implementation is based on Dir.Open's code in the standard net/http package.
if filepath.Separator != '/' && strings.IndexRune(name, filepath.Separator) >= 0 ||
strings.Contains(name, "\x00") {
return ""
}
dir := string(d)
if dir == "" {
dir = "."
}
return filepath.Join(dir, filepath.FromSlash(SlashClean(name)))
}
// Mkdir implements os.Mkdir in this directory context.
func (d Dir) Mkdir(name string, perm os.FileMode) error {
if name = d.resolve(name); name == "" {
return os.ErrNotExist
}
return os.Mkdir(name, perm)
}
// OpenFile implements os.OpenFile in this directory context.
func (d Dir) OpenFile(name string, flag int, perm os.FileMode) (*os.File, error) {
if name = d.resolve(name); name == "" {
return nil, os.ErrNotExist
}
f, err := os.OpenFile(name, flag, perm)
if err != nil {
return nil, err
}
return f, nil
}
// RemoveAll implements os.RemoveAll in this directory context.
func (d Dir) RemoveAll(name string) error {
if name = d.resolve(name); name == "" {
return os.ErrNotExist
}
if name == filepath.Clean(string(d)) {
// Prohibit removing the virtual root directory.
return os.ErrInvalid
}
return os.RemoveAll(name)
}
// Rename implements os.Rename in this directory context.
func (d Dir) Rename(oldName, newName string) error {
if oldName = d.resolve(oldName); oldName == "" {
return os.ErrNotExist
}
if newName = d.resolve(newName); newName == "" {
return os.ErrNotExist
}
if root := filepath.Clean(string(d)); root == oldName || root == newName {
// Prohibit renaming from or to the virtual root directory.
return os.ErrInvalid
}
return os.Rename(oldName, newName)
}
// Stat implements os.Stat in this directory context.
func (d Dir) Stat(name string) (os.FileInfo, error) {
if name = d.resolve(name); name == "" {
return nil, os.ErrNotExist
}
return os.Stat(name)
}
// Copy copies a file or directory from src to dst. If it is
// a directory, all of the files and sub-directories will be copied.
func (d Dir) Copy(src, dst string) error {
if src = d.resolve(src); src == "" {
return os.ErrNotExist
}
if dst = d.resolve(dst); dst == "" {
return os.ErrNotExist
}
if root := filepath.Clean(string(d)); root == src || root == dst {
// Prohibit copying from or to the virtual root directory.
return os.ErrInvalid
}
if dst == src {
return os.ErrInvalid
}
info, err := os.Stat(src)
if err != nil {
return err
}
if info.IsDir() {
return CopyDir(src, dst)
}
return CopyFile(src, dst)
}
// SlashClean is equivalent to but slightly more efficient than
// path.Clean("/" + name).
func SlashClean(name string) string {
if name == "" || name[0] != '/' {
name = "/" + name
}
return path.Clean(name)
}
// CopyFile copies a file from source to dest and returns
// an error if any.
func CopyFile(source string, dest string) error {
// Open the source file.
src, err := os.Open(source)
if err != nil {
return err
}
defer src.Close()
// Makes the directory needed to create the dst
// file.
err = os.MkdirAll(filepath.Dir(dest), 0666)
if err != nil {
return err
}
// Create the destination file.
dst, err := os.Create(dest)
if err != nil {
return err
}
defer dst.Close()
// Copy the contents of the file.
_, err = io.Copy(dst, src)
if err != nil {
return err
}
// Copy the mode if the user can't
// open the file.
info, err := os.Stat(source)
if err != nil {
err = os.Chmod(dest, info.Mode())
if err != nil {
return err
}
}
return nil
}
// CopyDir copies a directory from source to dest and all
// of its sub-directories. It doesn't stop if it finds an error
// during the copy. Returns an error if any.
func CopyDir(source string, dest string) error {
// Get properties of source.
srcinfo, err := os.Stat(source)
if err != nil {
return err
}
// Create the destination directory.
err = os.MkdirAll(dest, srcinfo.Mode())
if err != nil {
return err
}
dir, _ := os.Open(source)
obs, err := dir.Readdir(-1)
var errs []error
for _, obj := range obs {
fsource := source + "/" + obj.Name()
fdest := dest + "/" + obj.Name()
if obj.IsDir() {
// Create sub-directories, recursively.
err = CopyDir(fsource, fdest)
if err != nil {
errs = append(errs, err)
}
} else {
// Perform the file copy.
err = CopyFile(fsource, fdest)
if err != nil {
errs = append(errs, err)
}
}
}
var errString string
for _, err := range errs {
errString += err.Error() + "\n"
}
if errString != "" {
return errors.New(errString)
}
return nil
}

4
download.go
View File

@ -9,7 +9,7 @@ import (
"path/filepath"
"strings"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
"github.com/mholt/archiver"
)
@ -45,7 +45,7 @@ func downloadHandler(c *RequestContext, w http.ResponseWriter, r *http.Request)
}
// Clean the slashes.
name = dir.SlashClean(name)
name = fileutils.SlashClean(name)
files = append(files, filepath.Join(c.FI.Path, name))
}
} else {

6
filemanager.go
View File

@ -11,7 +11,7 @@ import (
rice "github.com/GeertJohan/go.rice"
"github.com/asdine/storm"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
"github.com/mholt/caddy"
)
@ -76,7 +76,7 @@ type User struct {
Admin bool `json:"admin"`
// FileSystem is the virtual file system the user has access.
FileSystem dir.Dir `json:"filesystem"`
FileSystem fileutils.Dir `json:"filesystem"`
// Rules is an array of access and deny rules.
Rules []*Rule `json:"rules"`
@ -136,7 +136,7 @@ var DefaultUser = User{
Rules: []*Rule{},
CSS: "",
Admin: true,
FileSystem: dir.Dir("."),
FileSystem: fileutils.Dir("."),
}
// New creates a new File Manager instance. If 'database' file already

6
filemanager_test.go
View File

@ -6,7 +6,7 @@ import (
"path/filepath"
"testing"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
)
type test struct {
@ -28,13 +28,13 @@ func newTest(t *testing.T) *test {
scope := filepath.Join(temp, "scope")
database := filepath.Join(temp, "database.db")
err = dir.CopyDir("./testdata", scope)
err = fileutils.CopyDir("./testdata", scope)
if err != nil {
t.Fatalf("Error copying the test data: %v", err)
}
user := DefaultUser
user.FileSystem = dir.Dir(scope)
user.FileSystem = fileutils.Dir(scope)
fm, err := New(database, user)

6
resource.go
View File

@ -10,13 +10,13 @@ import (
"path/filepath"
"strings"
"github.com/hacdias/filemanager/dir"
"github.com/hacdias/fileutils"
)
// sanitizeURL sanitizes the URL to prevent path transversal
// using dir.SlashClean and adds the trailing slash bar.
// using fileutils.SlashClean and adds the trailing slash bar.
func sanitizeURL(url string) string {
path := dir.SlashClean(url)
path := fileutils.SlashClean(url)
if strings.HasSuffix(url, "/") && path != "/" {
return path + "/"
}