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filer: list diretory pagination make up for the expired entries

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This commit is contained in:
Chris Lu 2020-03-09 23:28:01 -07:00
parent e6de42f888
commit d214cefc2e
8 changed files with 30 additions and 15 deletions
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19
weed/filer2/filer.go
View file

@ -234,15 +234,30 @@ func (f *Filer) FindEntry(ctx context.Context, p FullPath) (entry *Entry, err er
}
func (f *Filer) ListDirectoryEntries(ctx context.Context, p FullPath, startFileName string, inclusive bool, limit int) (entries []*Entry, expiredCount int, err error) {
func (f *Filer) ListDirectoryEntries(ctx context.Context, p FullPath, startFileName string, inclusive bool, limit int) ([]*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)
for expiredCount > 0 && err == nil {
makeupEntries, expiredCount, lastFileName, err = f.doListDirectoryEntries(ctx, p, lastFileName, false, expiredCount)
if err == nil {
entries = append(entries, makeupEntries...)
}
}
return entries, err
}
func (f *Filer) doListDirectoryEntries(ctx context.Context, p FullPath, startFileName string, inclusive bool, limit int) (entries []*Entry, expiredCount int, lastFileName string, err error) {
listedEntries, listErr := f.store.ListDirectoryEntries(ctx, p, startFileName, inclusive, limit)
if listErr != nil {
return listedEntries, expiredCount, err
return listedEntries, expiredCount, "", listErr
}
for _, entry := range listedEntries {
lastFileName = entry.Name()
if entry.TtlSec > 0 {
if entry.Crtime.Add(time.Duration(entry.TtlSec) * time.Second).Before(time.Now()) {
f.store.DeleteEntry(ctx, p.Child(entry.Name()))

2
weed/filer2/filer_buckets.go
View file

@ -28,7 +28,7 @@ func (f *Filer) LoadBuckets(dirBucketsPath string) {
limit := math.MaxInt32
entries, _, err := f.ListDirectoryEntries(context.Background(), FullPath(dirBucketsPath), "", false, limit)
entries, err := f.ListDirectoryEntries(context.Background(), FullPath(dirBucketsPath), "", false, limit)
if err != nil {
glog.V(1).Infof("no buckets found: %v", err)

2
weed/filer2/filer_delete_entry.go
View file

@ -57,7 +57,7 @@ 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)

6
weed/filer2/leveldb/leveldb_store_test.go
View file

@ -48,14 +48,14 @@ func TestCreateAndFind(t *testing.T) {
}
// checking one upper directory
entries, _, _ := filer.ListDirectoryEntries(ctx, filer2.FullPath("/home/chris/this/is/one"), "", false, 100)
entries, _ := filer.ListDirectoryEntries(ctx, filer2.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, filer2.FullPath("/"), "", false, 100)
entries, _ = filer.ListDirectoryEntries(ctx, filer2.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, filer2.FullPath("/"), "", false, 100)
entries, err := filer.ListDirectoryEntries(ctx, filer2.FullPath("/"), "", false, 100)
if err != nil {
t.Errorf("list entries: %v", err)
return

6
weed/filer2/leveldb2/leveldb2_store_test.go
View file

@ -48,14 +48,14 @@ func TestCreateAndFind(t *testing.T) {
}
// checking one upper directory
entries, _, _ := filer.ListDirectoryEntries(ctx, filer2.FullPath("/home/chris/this/is/one"), "", false, 100)
entries, _ := filer.ListDirectoryEntries(ctx, filer2.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, filer2.FullPath("/"), "", false, 100)
entries, _ = filer.ListDirectoryEntries(ctx, filer2.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, filer2.FullPath("/"), "", false, 100)
entries, err := filer.ListDirectoryEntries(ctx, filer2.FullPath("/"), "", false, 100)
if err != nil {
t.Errorf("list entries: %v", err)
return

4
weed/server/filer_grpc_server.go
View file

@ -53,7 +53,7 @@ func (fs *FilerServer) ListEntries(req *filer_pb.ListEntriesRequest, stream file
lastFileName := req.StartFromFileName
includeLastFile := req.InclusiveStartFrom
for limit > 0 {
entries, expiredCount, err := fs.filer.ListDirectoryEntries(stream.Context(), filer2.FullPath(req.Directory), lastFileName, includeLastFile, paginationLimit)
entries, err := fs.filer.ListDirectoryEntries(stream.Context(), filer2.FullPath(req.Directory), lastFileName, includeLastFile, paginationLimit)
if err != nil {
return err
@ -92,7 +92,7 @@ func (fs *FilerServer) ListEntries(req *filer_pb.ListEntriesRequest, stream file
}
}
if len(entries)+expiredCount < paginationLimit {
if len(entries) < paginationLimit {
break
}

2
weed/server/filer_grpc_server_rename.go
View file

@ -68,7 +68,7 @@ func (fs *FilerServer) moveFolderSubEntries(ctx context.Context, oldParent filer
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
}

4
weed/server/filer_server_handlers_read_dir.go
View file

@ -32,7 +32,7 @@ func (fs *FilerServer) listDirectoryHandler(w http.ResponseWriter, r *http.Reque
lastFileName := r.FormValue("lastFileName")
entries, expiredCount, err := fs.filer.ListDirectoryEntries(context.Background(), filer2.FullPath(path), lastFileName, false, limit)
entries, err := fs.filer.ListDirectoryEntries(context.Background(), filer2.FullPath(path), lastFileName, false, limit)
if err != nil {
glog.V(0).Infof("listDirectory %s %s %d: %s", path, lastFileName, limit, err)
@ -40,7 +40,7 @@ func (fs *FilerServer) listDirectoryHandler(w http.ResponseWriter, r *http.Reque
return
}
shouldDisplayLoadMore := len(entries)+expiredCount == limit
shouldDisplayLoadMore := len(entries) == limit
if path == "/" {
path = ""
}