Merge pull request #1431 from kmlebedev/wip-prefix-search

Wip prefix search

weed/filer2/abstract_sql/abstract_sql_store.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
-
 	"github.com/chrislusf/seaweedfs/weed/filer2"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
@@ -164,14 +163,13 @@ func (store *AbstractSqlStore) DeleteFolderChildren(ctx context.Context, fullpat
 	return nil
 }
 
-func (store *AbstractSqlStore) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int) (entries []*filer2.Entry, err error) {
+func (store *AbstractSqlStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
-
 	sqlText := store.SqlListExclusive
 	if inclusive {
 		sqlText = store.SqlListInclusive
 	}
 
-	rows, err := store.getTxOrDB(ctx).QueryContext(ctx, sqlText, util.HashStringToLong(string(fullpath)), startFileName, string(fullpath), limit)
+	rows, err := store.getTxOrDB(ctx).QueryContext(ctx, sqlText, util.HashStringToLong(string(fullpath)), startFileName, string(fullpath), prefix, limit)
 	if err != nil {
 		return nil, fmt.Errorf("list %s : %v", fullpath, err)
 	}
@@ -199,6 +197,10 @@ func (store *AbstractSqlStore) ListDirectoryEntries(ctx context.Context, fullpat
 	return entries, nil
 }
 
+func (store *AbstractSqlStore) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int) (entries []*filer2.Entry, err error) {
+	return store.ListDirectoryPrefixedEntries(ctx, fullpath, startFileName, inclusive, limit, "")
+}
+
 func (store *AbstractSqlStore) Shutdown() {
 	store.DB.Close()
 }

weed/filer2/cassandra/cassandra_store.go

@@ -3,7 +3,6 @@ package cassandra
 import (
 	"context"
 	"fmt"
-
 	"github.com/gocql/gocql"
 
 	"github.com/chrislusf/seaweedfs/weed/filer2"
@@ -126,6 +125,10 @@ func (store *CassandraStore) DeleteFolderChildren(ctx context.Context, fullpath
 	return nil
 }
 
+func (store *CassandraStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *CassandraStore) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool,
 	limit int) (entries []*filer2.Entry, err error) {
 

weed/filer2/etcd/etcd_store.go

@@ -135,9 +135,11 @@ func (store *EtcdStore) DeleteFolderChildren(ctx context.Context, fullpath weed_
 	return nil
 }
 
-func (store *EtcdStore) ListDirectoryEntries(
+func (store *EtcdStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
-	ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int,
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
-) (entries []*filer2.Entry, err error) {
+}
+
+func (store *EtcdStore) ListDirectoryEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int) (entries []*filer2.Entry, err error) {
 	directoryPrefix := genDirectoryKeyPrefix(fullpath, "")
 
 	resp, err := store.client.Get(ctx, string(directoryPrefix),

weed/filer2/filer.go

@@ -2,6 +2,7 @@ package filer2
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"os"
 	"strings"
@@ -22,8 +23,9 @@ const (
 )
 
 var (
-	OS_UID = uint32(os.Getuid())
+	OS_UID                              = uint32(os.Getuid())
-	OS_GID = uint32(os.Getgid())
+	OS_GID                              = uint32(os.Getgid())
+	ErrUnsupportedListDirectoryPrefixed = errors.New("UNSUPPORTED")
 )
 
 type Filer struct {
@@ -246,15 +248,15 @@ func (f *Filer) FindEntry(ctx context.Context, p util.FullPath) (entry *Entry, e
 
 }
 
-func (f *Filer) ListDirectoryEntries(ctx context.Context, p util.FullPath, startFileName string, inclusive bool, limit int) ([]*Entry, error) {
+func (f *Filer) ListDirectoryEntries(ctx context.Context, p util.FullPath, startFileName string, inclusive bool, limit int, prefix string) ([]*Entry, error) {
 	if strings.HasSuffix(string(p), "/") && len(p) > 1 {
 		p = p[0 : len(p)-1]
 	}
 
 	var makeupEntries []*Entry
-	entries, expiredCount, lastFileName, err := f.doListDirectoryEntries(ctx, p, startFileName, inclusive, limit)
+	entries, expiredCount, lastFileName, err := f.doListDirectoryEntries(ctx, p, startFileName, inclusive, limit, prefix)
 	for expiredCount > 0 && err == nil {
-		makeupEntries, expiredCount, lastFileName, err = f.doListDirectoryEntries(ctx, p, lastFileName, false, expiredCount)
+		makeupEntries, expiredCount, lastFileName, err = f.doListDirectoryEntries(ctx, p, lastFileName, false, expiredCount, prefix)
 		if err == nil {
 			entries = append(entries, makeupEntries...)
 		}
@@ -263,8 +265,8 @@ func (f *Filer) ListDirectoryEntries(ctx context.Context, p util.FullPath, start
 	return entries, err
 }
 
-func (f *Filer) doListDirectoryEntries(ctx context.Context, p util.FullPath, startFileName string, inclusive bool, limit int) (entries []*Entry, expiredCount int, lastFileName string, err error) {
+func (f *Filer) doListDirectoryEntries(ctx context.Context, p util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*Entry, expiredCount int, lastFileName string, err error) {
-	listedEntries, listErr := f.Store.ListDirectoryEntries(ctx, p, startFileName, inclusive, limit)
+	listedEntries, listErr := f.Store.ListDirectoryPrefixedEntries(ctx, p, startFileName, inclusive, limit, prefix)
 	if listErr != nil {
 		return listedEntries, expiredCount, "", listErr
 	}

weed/filer2/filer_buckets.go

@@ -29,7 +29,7 @@ func (f *Filer) LoadBuckets() {
 
 	limit := math.MaxInt32
 
-	entries, err := f.ListDirectoryEntries(context.Background(), util.FullPath(f.DirBucketsPath), "", false, limit)
+	entries, err := f.ListDirectoryEntries(context.Background(), util.FullPath(f.DirBucketsPath), "", false, limit, "")
 
 	if err != nil {
 		glog.V(1).Infof("no buckets found: %v", err)

weed/filer2/filer_delete_entry.go

@@ -58,7 +58,7 @@ func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry
 	lastFileName := ""
 	includeLastFile := false
 	for {
-		entries, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize)
+		entries, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize, "")
 		if err != nil {
 			glog.Errorf("list folder %s: %v", entry.FullPath, err)
 			return nil, fmt.Errorf("list folder %s: %v", entry.FullPath, err)

weed/filer2/filer_notify.go

@@ -100,13 +100,13 @@ func (f *Filer) ReadPersistedLogBuffer(startTime time.Time, eachLogEntryFn func(
 	sizeBuf := make([]byte, 4)
 	startTsNs := startTime.UnixNano()
 
-	dayEntries, listDayErr := f.ListDirectoryEntries(context.Background(), SystemLogDir, startDate, true, 366)
+	dayEntries, listDayErr := f.ListDirectoryEntries(context.Background(), SystemLogDir, startDate, true, 366, "")
 	if listDayErr != nil {
 		return lastTsNs, fmt.Errorf("fail to list log by day: %v", listDayErr)
 	}
 	for _, dayEntry := range dayEntries {
 		// println("checking day", dayEntry.FullPath)
-		hourMinuteEntries, listHourMinuteErr := f.ListDirectoryEntries(context.Background(), util.NewFullPath(SystemLogDir, dayEntry.Name()), "", false, 24*60)
+		hourMinuteEntries, listHourMinuteErr := f.ListDirectoryEntries(context.Background(), util.NewFullPath(SystemLogDir, dayEntry.Name()), "", false, 24*60, "")
 		if listHourMinuteErr != nil {
 			return lastTsNs, fmt.Errorf("fail to list log %s by day: %v", dayEntry.Name(), listHourMinuteErr)
 		}

weed/filer2/filerstore.go

@@ -2,6 +2,7 @@ package filer2
 
 import (
 	"context"
+	"strings"
 	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
@@ -21,6 +22,7 @@ type FilerStore interface {
 	DeleteEntry(context.Context, util.FullPath) (err error)
 	DeleteFolderChildren(context.Context, util.FullPath) (err error)
 	ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int) ([]*Entry, error)
+	ListDirectoryPrefixedEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int, prefix string) ([]*Entry, error)
 
 	BeginTransaction(ctx context.Context) (context.Context, error)
 	CommitTransaction(ctx context.Context) error
@@ -135,6 +137,54 @@ func (fsw *FilerStoreWrapper) ListDirectoryEntries(ctx context.Context, dirPath
 	return entries, err
 }
 
+func (fsw *FilerStoreWrapper) ListDirectoryPrefixedEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int, prefix string) ([]*Entry, error) {
+	stats.FilerStoreCounter.WithLabelValues(fsw.ActualStore.GetName(), "list").Inc()
+	start := time.Now()
+	defer func() {
+		stats.FilerStoreHistogram.WithLabelValues(fsw.ActualStore.GetName(), "list").Observe(time.Since(start).Seconds())
+	}()
+	entries, err := fsw.ActualStore.ListDirectoryPrefixedEntries(ctx, dirPath, startFileName, includeStartFile, limit, prefix)
+	if err == ErrUnsupportedListDirectoryPrefixed {
+		count := 0
+		notPrefixed, err := fsw.ActualStore.ListDirectoryEntries(ctx, dirPath, startFileName, includeStartFile, limit)
+		if err != nil {
+			return nil, err
+		}
+		if prefix == "" {
+			entries = notPrefixed
+		} else {
+			var lastFileName string
+			for count < limit {
+				for _, entry := range notPrefixed {
+					lastFileName = entry.Name()
+					if strings.HasPrefix(entry.Name(), prefix) {
+						count++
+						entries = append(entries, entry)
+					}
+					if count >= limit {
+						goto Exit
+					}
+				}
+				notPrefixed, err = fsw.ActualStore.ListDirectoryEntries(ctx, dirPath, lastFileName, false, limit)
+				if err != nil {
+					return nil, err
+				}
+
+				if len(notPrefixed) == 0 {
+					break
+				}
+			}
+		Exit:
+		}
+	} else if err != nil {
+		return nil, err
+	}
+	for _, entry := range entries {
+		filer_pb.AfterEntryDeserialization(entry.Chunks)
+	}
+	return entries, nil
+}
+
 func (fsw *FilerStoreWrapper) BeginTransaction(ctx context.Context) (context.Context, error) {
 	return fsw.ActualStore.BeginTransaction(ctx)
 }

weed/filer2/leveldb/leveldb_store.go

@@ -4,9 +4,8 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-
 	"github.com/syndtr/goleveldb/leveldb"
-	"github.com/syndtr/goleveldb/leveldb/errors"
+	leveldb_errors "github.com/syndtr/goleveldb/leveldb/errors"
 	"github.com/syndtr/goleveldb/leveldb/opt"
 	leveldb_util "github.com/syndtr/goleveldb/leveldb/util"
 
@@ -50,7 +49,7 @@ func (store *LevelDBStore) initialize(dir string) (err error) {
 	}
 
 	if store.db, err = leveldb.OpenFile(dir, opts); err != nil {
-		if errors.IsCorrupted(err) {
+		if leveldb_errors.IsCorrupted(err) {
 			store.db, err = leveldb.RecoverFile(dir, opts)
 		}
 		if err != nil {
@@ -159,6 +158,10 @@ func (store *LevelDBStore) DeleteFolderChildren(ctx context.Context, fullpath we
 	return nil
 }
 
+func (store *LevelDBStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *LevelDBStore) ListDirectoryEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool,
 	limit int) (entries []*filer2.Entry, err error) {
 

weed/filer2/leveldb/leveldb_store_test.go

@@ -49,14 +49,14 @@ func TestCreateAndFind(t *testing.T) {
 	}
 
 	// checking one upper directory
-	entries, _ := filer.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100)
+	entries, _ := filer.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100, "")
 	if len(entries) != 1 {
 		t.Errorf("list entries count: %v", len(entries))
 		return
 	}
 
 	// checking one upper directory
-	entries, _ = filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100)
+	entries, _ = filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "")
 	if len(entries) != 1 {
 		t.Errorf("list entries count: %v", len(entries))
 		return
@@ -75,7 +75,7 @@ func TestEmptyRoot(t *testing.T) {
 	ctx := context.Background()
 
 	// checking one upper directory
-	entries, err := filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100)
+	entries, err := filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "")
 	if err != nil {
 		t.Errorf("list entries: %v", err)
 		return

weed/filer2/leveldb2/leveldb2_store.go

@@ -5,13 +5,12 @@ import (
 	"context"
 	"crypto/md5"
 	"fmt"
-	"io"
-	"os"
-
 	"github.com/syndtr/goleveldb/leveldb"
-	"github.com/syndtr/goleveldb/leveldb/errors"
+	leveldb_errors "github.com/syndtr/goleveldb/leveldb/errors"
 	"github.com/syndtr/goleveldb/leveldb/opt"
 	leveldb_util "github.com/syndtr/goleveldb/leveldb/util"
+	"io"
+	"os"
 
 	"github.com/chrislusf/seaweedfs/weed/filer2"
 	"github.com/chrislusf/seaweedfs/weed/glog"
@@ -53,7 +52,7 @@ func (store *LevelDB2Store) initialize(dir string, dbCount int) (err error) {
 		dbFolder := fmt.Sprintf("%s/%02d", dir, d)
 		os.MkdirAll(dbFolder, 0755)
 		db, dbErr := leveldb.OpenFile(dbFolder, opts)
-		if errors.IsCorrupted(dbErr) {
+		if leveldb_errors.IsCorrupted(dbErr) {
 			db, dbErr = leveldb.RecoverFile(dbFolder, opts)
 		}
 		if dbErr != nil {
@@ -168,6 +167,10 @@ func (store *LevelDB2Store) DeleteFolderChildren(ctx context.Context, fullpath w
 	return nil
 }
 
+func (store *LevelDB2Store) ListDirectoryPrefixedEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *LevelDB2Store) ListDirectoryEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool,
 	limit int) (entries []*filer2.Entry, err error) {
 

weed/filer2/leveldb2/leveldb2_store_test.go

@@ -49,14 +49,14 @@ func TestCreateAndFind(t *testing.T) {
 	}
 
 	// checking one upper directory
-	entries, _ := filer.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100)
+	entries, _ := filer.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100, "")
 	if len(entries) != 1 {
 		t.Errorf("list entries count: %v", len(entries))
 		return
 	}
 
 	// checking one upper directory
-	entries, _ = filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100)
+	entries, _ = filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "")
 	if len(entries) != 1 {
 		t.Errorf("list entries count: %v", len(entries))
 		return
@@ -75,7 +75,7 @@ func TestEmptyRoot(t *testing.T) {
 	ctx := context.Background()
 
 	// checking one upper directory
-	entries, err := filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100)
+	entries, err := filer.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "")
 	if err != nil {
 		t.Errorf("list entries: %v", err)
 		return

weed/filer2/mongodb/mongodb_store.go

@@ -167,6 +167,10 @@ func (store *MongodbStore) DeleteFolderChildren(ctx context.Context, fullpath ut
 	return nil
 }
 
+func (store *MongodbStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *MongodbStore) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int) (entries []*filer2.Entry, err error) {
 
 	var where = bson.M{"directory": string(fullpath), "name": bson.M{"$gt": startFileName}}

weed/filer2/mysql/mysql_store.go

@@ -41,14 +41,14 @@ func (store *MysqlStore) Initialize(configuration util.Configuration, prefix str
 
 func (store *MysqlStore) initialize(user, password, hostname string, port int, database string, maxIdle, maxOpen int,
 	interpolateParams bool) (err error) {
-
+	//
 	store.SqlInsert = "INSERT INTO filemeta (dirhash,name,directory,meta) VALUES(?,?,?,?)"
 	store.SqlUpdate = "UPDATE filemeta SET meta=? WHERE dirhash=? AND name=? AND directory=?"
 	store.SqlFind = "SELECT meta FROM filemeta WHERE dirhash=? AND name=? AND directory=?"
 	store.SqlDelete = "DELETE FROM filemeta WHERE dirhash=? AND name=? AND directory=?"
 	store.SqlDeleteFolderChildren = "DELETE FROM filemeta WHERE dirhash=? AND directory=?"
-	store.SqlListExclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>? AND directory=? ORDER BY NAME ASC LIMIT ?"
+	store.SqlListExclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>? AND directory=? AND name like CONCAT(?,'%') ORDER BY NAME ASC LIMIT ?"
-	store.SqlListInclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>=? AND directory=? ORDER BY NAME ASC LIMIT ?"
+	store.SqlListInclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>=? AND directory=? AND name like CONCAT(?,'%') ORDER BY NAME ASC LIMIT ?"
 
 	sqlUrl := fmt.Sprintf(CONNECTION_URL_PATTERN, user, password, hostname, port, database)
 	if interpolateParams {

weed/filer2/postgres/postgres_store.go

@@ -46,8 +46,8 @@ func (store *PostgresStore) initialize(user, password, hostname string, port int
 	store.SqlFind = "SELECT meta FROM filemeta WHERE dirhash=$1 AND name=$2 AND directory=$3"
 	store.SqlDelete = "DELETE FROM filemeta WHERE dirhash=$1 AND name=$2 AND directory=$3"
 	store.SqlDeleteFolderChildren = "DELETE FROM filemeta WHERE dirhash=$1 AND directory=$2"
-	store.SqlListExclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=$1 AND name>$2 AND directory=$3 ORDER BY NAME ASC LIMIT $4"
+	store.SqlListExclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=$1 AND name>$2 AND directory=$3 AND name like CONCAT($4,'%')ORDER BY NAME ASC LIMIT $5"
-	store.SqlListInclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=$1 AND name>=$2 AND directory=$3 ORDER BY NAME ASC LIMIT $4"
+	store.SqlListInclusive = "SELECT NAME, meta FROM filemeta WHERE dirhash=$1 AND name>=$2 AND directory=$3 AND name like CONCAT($4,'%') ORDER BY NAME ASC LIMIT $5"
 
 	sqlUrl := fmt.Sprintf(CONNECTION_URL_PATTERN, hostname, port, user, sslmode)
 	if password != "" {

weed/filer2/redis/universal_redis_store.go

@@ -121,6 +121,10 @@ func (store *UniversalRedisStore) DeleteFolderChildren(ctx context.Context, full
 	return nil
 }
 
+func (store *UniversalRedisStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *UniversalRedisStore) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool,
 	limit int) (entries []*filer2.Entry, err error) {
 

weed/filer2/redis2/universal_redis_store.go

@@ -116,6 +116,10 @@ func (store *UniversalRedis2Store) DeleteFolderChildren(ctx context.Context, ful
 	return nil
 }
 
+func (store *UniversalRedis2Store) ListDirectoryPrefixedEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer2.Entry, err error) {
+	return nil, filer2.ErrUnsupportedListDirectoryPrefixed
+}
+
 func (store *UniversalRedis2Store) ListDirectoryEntries(ctx context.Context, fullpath util.FullPath, startFileName string, inclusive bool,
 	limit int) (entries []*filer2.Entry, err error) {
 

weed/server/filer_grpc_server.go

@@ -6,7 +6,6 @@ import (
 	"os"
 	"path/filepath"
 	"strconv"
-	"strings"
 	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/filer2"
@@ -59,7 +58,7 @@ func (fs *FilerServer) ListEntries(req *filer_pb.ListEntriesRequest, stream file
 	lastFileName := req.StartFromFileName
 	includeLastFile := req.InclusiveStartFrom
 	for limit > 0 {
-		entries, err := fs.filer.ListDirectoryEntries(stream.Context(), util.FullPath(req.Directory), lastFileName, includeLastFile, paginationLimit)
+		entries, err := fs.filer.ListDirectoryEntries(stream.Context(), util.FullPath(req.Directory), lastFileName, includeLastFile, paginationLimit, req.Prefix)
 
 		if err != nil {
 			return err
@@ -74,12 +73,6 @@ func (fs *FilerServer) ListEntries(req *filer_pb.ListEntriesRequest, stream file
 
 			lastFileName = entry.Name()
 
-			if req.Prefix != "" {
-				if !strings.HasPrefix(entry.Name(), req.Prefix) {
-					continue
-				}
-			}
-
 			if err := stream.Send(&filer_pb.ListEntriesResponse{
 				Entry: &filer_pb.Entry{
 					Name:        entry.Name(),

weed/server/filer_grpc_server_rename.go

@@ -70,7 +70,7 @@ func (fs *FilerServer) moveFolderSubEntries(ctx context.Context, oldParent util.
 	includeLastFile := false
 	for {
 
-		entries, err := fs.filer.ListDirectoryEntries(ctx, currentDirPath, lastFileName, includeLastFile, 1024)
+		entries, err := fs.filer.ListDirectoryEntries(ctx, currentDirPath, lastFileName, includeLastFile, 1024, "")
 		if err != nil {
 			return err
 		}

weed/server/filer_server_handlers_read_dir.go

@@ -32,7 +32,7 @@ func (fs *FilerServer) listDirectoryHandler(w http.ResponseWriter, r *http.Reque
 
 	lastFileName := r.FormValue("lastFileName")
 
-	entries, err := fs.filer.ListDirectoryEntries(context.Background(), util.FullPath(path), lastFileName, false, limit)
+	entries, err := fs.filer.ListDirectoryEntries(context.Background(), util.FullPath(path), lastFileName, false, limit, "")
 
 	if err != nil {
 		glog.V(0).Infof("listDirectory %s %s %d: %s", path, lastFileName, limit, err)