seaweedfs/weed/s3api/filer_util.go

94 lines
2.6 KiB
Go

package s3api
import (
"context"
"fmt"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/chrislusf/seaweedfs/weed/util"
"strings"
)
func (s3a *S3ApiServer) mkdir(parentDirectoryPath string, dirName string, fn func(entry *filer_pb.Entry)) error {
return filer_pb.Mkdir(s3a, parentDirectoryPath, dirName, fn)
}
func (s3a *S3ApiServer) mkFile(parentDirectoryPath string, fileName string, chunks []*filer_pb.FileChunk) error {
return filer_pb.MkFile(s3a, parentDirectoryPath, fileName, chunks)
}
func (s3a *S3ApiServer) list(parentDirectoryPath, prefix, startFrom string, inclusive bool, limit uint32) (entries []*filer_pb.Entry, isLast bool, err error) {
err = filer_pb.List(s3a, parentDirectoryPath, prefix, func(entry *filer_pb.Entry, isLastEntry bool) error {
entries = append(entries, entry)
if isLastEntry {
isLast = true
}
return nil
}, startFrom, inclusive, limit)
if len(entries) == 0 {
isLast = true
}
return
}
func (s3a *S3ApiServer) rm(parentDirectoryPath, entryName string, isDeleteData, isRecursive bool) error {
return s3a.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
err := doDeleteEntry(client, parentDirectoryPath, entryName, isDeleteData, isRecursive)
if err != nil {
return err
}
return nil
})
}
func doDeleteEntry(client filer_pb.SeaweedFilerClient, parentDirectoryPath string, entryName string, isDeleteData bool, isRecursive bool) error {
request := &filer_pb.DeleteEntryRequest{
Directory: parentDirectoryPath,
Name: entryName,
IsDeleteData: isDeleteData,
IsRecursive: isRecursive,
}
glog.V(1).Infof("delete entry %v/%v: %v", parentDirectoryPath, entryName, request)
if resp, err := client.DeleteEntry(context.Background(), request); err != nil {
glog.V(0).Infof("delete entry %v: %v", request, err)
return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, err)
} else {
if resp.Error != "" {
return fmt.Errorf("delete entry %s/%s: %v", parentDirectoryPath, entryName, resp.Error)
}
}
return nil
}
func (s3a *S3ApiServer) exists(parentDirectoryPath string, entryName string, isDirectory bool) (exists bool, err error) {
return filer_pb.Exists(s3a, parentDirectoryPath, entryName, isDirectory)
}
func (s3a *S3ApiServer) getEntry(parentDirectoryPath, entryName string) (entry *filer_pb.Entry, err error) {
fullPath := util.NewFullPath(parentDirectoryPath, entryName)
return filer_pb.GetEntry(s3a, fullPath)
}
func objectKey(key *string) *string {
if strings.HasPrefix(*key, "/") {
t := (*key)[1:]
return &t
}
return key
}