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xl/fs: pathJoin now takes variadic inputs. (#1550)

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Retains slash for the last element.

Fixes #1546
This commit is contained in:
Harshavardhana 2016-05-09 00:46:54 -07:00
parent 04a5b25929
commit 722abe2d0f
4 changed files with 16 additions and 15 deletions
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4
object-common-multipart.go
View File

@ -458,11 +458,11 @@ func listMultipartUploadsCommon(layer ObjectLayer, bucket, prefix, keyMarker, up
if fi.Mode.IsDir() {
// All directory entries are common prefixes.
uploadID = "" // Upload ids are empty for CommonPrefixes.
objectName = strings.TrimPrefix(fi.Name, retainSlash(path.Join(mpartMetaPrefix, bucket)))
objectName = strings.TrimPrefix(fi.Name, retainSlash(pathJoin(mpartMetaPrefix, bucket)))
result.CommonPrefixes = append(result.CommonPrefixes, objectName)
} else {
uploadID = path.Base(fi.Name)
objectName = strings.TrimPrefix(path.Dir(fi.Name), retainSlash(path.Join(mpartMetaPrefix, bucket)))
objectName = strings.TrimPrefix(path.Dir(fi.Name), retainSlash(pathJoin(mpartMetaPrefix, bucket)))
result.Uploads = append(result.Uploads, uploadMetadata{
Object: objectName,
UploadID: uploadID,

2
object-common.go
View File

@ -71,7 +71,7 @@ func cleanupDir(storage StorageAPI, volume, dirPath string) error {
}
return nil
}
return delFunc(retainSlash(dirPath))
return delFunc(retainSlash(pathJoin(dirPath)))
}
/// Common object layer functions.

10
object-utils.go
View File

@ -105,12 +105,14 @@ func retainSlash(s string) string {
}
// pathJoin - like path.Join() but retains trailing "/" of the last element
func pathJoin(s1 string, s2 string) string {
func pathJoin(elem ...string) string {
trailingSlash := ""
if strings.HasSuffix(s2, slashSeparator) {
trailingSlash = "/"
if len(elem) > 0 {
if strings.HasSuffix(elem[len(elem)-1], slashSeparator) {
trailingSlash = "/"
}
}
return path.Join(s1, s2) + trailingSlash
return path.Join(elem...) + trailingSlash
}
// Create an s3 compatible MD5sum for complete multipart transaction.

15
posix.go
View File

@ -19,8 +19,7 @@ package main
import (
"io"
"os"
"path"
"path/filepath"
slashpath "path"
"strings"
"syscall"
@ -148,7 +147,7 @@ func getAllUniqueVols(dirPath string) ([]VolInfo, error) {
}
var volsInfo []VolInfo
for _, entry := range entries {
if !strings.HasSuffix(entry, slashSeparator) || !isValidVolname(filepath.Clean(entry)) {
if !strings.HasSuffix(entry, slashSeparator) || !isValidVolname(slashpath.Clean(entry)) {
// Skip if entry is neither a directory not a valid volume name.
continue
}
@ -479,7 +478,7 @@ func (s fsStorage) StatFile(volume, path string) (file FileInfo, err error) {
return FileInfo{}, err
}
filePath := pathJoin(volumeDir, path)
filePath := slashpath.Join(volumeDir, path)
st, err := os.Stat(filePath)
if err != nil {
log.WithFields(logrus.Fields{
@ -548,10 +547,10 @@ func deleteFile(basePath, deletePath string) error {
return err
}
// Recursively go down the next path and delete again.
if err := deleteFile(basePath, path.Dir(deletePath)); err != nil {
if err := deleteFile(basePath, slashpath.Dir(deletePath)); err != nil {
log.WithFields(logrus.Fields{
"basePath": basePath,
"deleteDir": path.Dir(deletePath),
"deleteDir": slashpath.Dir(deletePath),
}).Debugf("deleteFile failed with %s", err)
return err
}
@ -595,7 +594,7 @@ func (s fsStorage) RenameFile(srcVolume, srcPath, dstVolume, dstPath string) err
}).Errorf("getVolumeDir failed with %s", err)
return err
}
if err = os.MkdirAll(path.Join(dstVolumeDir, path.Dir(dstPath)), 0755); err != nil {
if err = os.MkdirAll(slashpath.Join(dstVolumeDir, slashpath.Dir(dstPath)), 0755); err != nil {
// File path cannot be verified since one of the parents is a file.
if strings.Contains(err.Error(), "not a directory") {
return errFileAccessDenied
@ -603,7 +602,7 @@ func (s fsStorage) RenameFile(srcVolume, srcPath, dstVolume, dstPath string) err
log.Errorf("os.MkdirAll failed with %s", err)
return err
}
err = os.Rename(path.Join(srcVolumeDir, srcPath), path.Join(dstVolumeDir, dstPath))
err = os.Rename(slashpath.Join(srcVolumeDir, srcPath), slashpath.Join(dstVolumeDir, dstPath))
if err != nil {
if os.IsNotExist(err) {
return errFileNotFound