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better support FUSE Lookup()

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This commit is contained in:
Chris Lu
2018-05-05 02:01:50 -07:00
parent 050ab19264
commit fffb14bc87
12 changed files with 117 additions and 76 deletions
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21
weed/filer/postgres_store/postgres_store.go
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@@ -10,6 +10,7 @@ import (
_ "github.com/lib/pq"
_ "path/filepath"
"path/filepath"
)
const (
@@ -74,6 +75,17 @@ func (s *PostgresStore) FindFile(fullFilePath string) (fid string, err error) {
return fid, err
}
func (s *PostgresStore) LookupDirectoryEntry(dirPath string, name string) (found bool, fileId string, err error) {
fullPath := filepath.Join(dirPath, name)
if fileId, err = s.FindFile(fullPath); err == nil {
return true, fileId, nil
}
if _, _, err := s.lookupDirectory(fullPath); err == nil {
return true, "", err
}
return false, "", err
}
func (s *PostgresStore) DeleteFile(fullFilePath string) (fid string, err error) {
if err != nil {
return "", fmt.Errorf("PostgresStore Delete operation can not parse file path %s: err is %v", fullFilePath, err)
@@ -90,14 +102,9 @@ func (s *PostgresStore) DeleteFile(fullFilePath string) (fid string, err error)
}
}
func (s *PostgresStore) FindDirectory(dirPath string) (dirId filer.DirectoryId, err error) {
dirId, _, err = s.lookupDirectory(dirPath)
return dirId, err
}
func (s *PostgresStore) ListDirectories(dirPath string) (dirs []filer.DirectoryName, err error) {
func (s *PostgresStore) ListDirectories(dirPath string) (dirs []filer.DirectoryEntry, err error) {
dirs, err = s.findDirectories(dirPath, 20)
dirs, err = s.findDirectories(dirPath, 1000)
glog.V(3).Infof("Postgres ListDirs = found %d directories under %s", len(dirs), dirPath)