From c260c05f441fa2c30782c2d5b5f0a630d98f0a02 Mon Sep 17 00:00:00 2001
From: Sydonian <794346190@qq.com>
Date: Tue, 27 May 2025 10:26:07 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=AE=A2=E6=88=B7=E7=AB=AF?=
 =?UTF-8?q?=E7=8B=AC=E7=AB=8B=E8=BF=90=E8=A1=8C=E6=A8=A1=E5=BC=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 client/internal/cmdline/serve.go              |   3 +
 client/internal/downloader/iterator.go        |   7 +-
 client/internal/metacache/storagemeta.go      |  43 ++---
 client/internal/repl/ticktock.go              |  16 ++
 client/internal/services/object.go            |   6 +-
 client/internal/ticktock/ticktock.go          |   5 +
 client/types/types.go                         |   2 +-
 common/pkgs/ioswitch2/ops2/base_store.go      |   8 +-
 common/pkgs/ioswitch2/ops2/ec.go              |  22 +--
 common/pkgs/ioswitch2/ops2/ops.go             |   4 +
 common/pkgs/ioswitch2/ops2/s2s.go             |  15 +-
 common/pkgs/ioswitch2/ops2/shard_store.go     |   4 +-
 common/pkgs/ioswitch2/parser/gen/generator.go |   8 +-
 common/pkgs/ioswitch2/parser/opt/ec.go        |   2 -
 common/pkgs/ioswitch2/parser/opt/misc.go      |  40 ++++-
 common/pkgs/ioswitch2/parser/opt/multipart.go |   1 -
 common/pkgs/ioswitch2/parser/opt/s2s.go       | 155 +++++-------------
 common/pkgs/ioswitch2/parser/opt/utils.go     |   4 +-
 common/pkgs/ioswitch2/parser/parser.go        |   4 +-
 common/pkgs/ioswitch2/parser/state/state.go   |  10 +-
 common/pkgs/ioswitch2/plans/utils.go          |   4 +-
 common/pkgs/ioswitchlrc/ops2/base_store.go    | 128 ++-------------
 common/pkgs/ioswitchlrc/parser/passes.go      |   2 +-
 common/pkgs/ioswitchlrc/parser/utils.go       |   4 +-
 common/pkgs/rpc/utils.go                      |   5 +
 common/pkgs/storage/local/s2s.go              |   4 +
 common/pkgs/storage/local/shard_store.go      |  38 +++--
 coordinator/types/types.go                    |   2 +-
 28 files changed, 221 insertions(+), 325 deletions(-)

diff --git a/client/internal/cmdline/serve.go b/client/internal/cmdline/serve.go
index c57ed57..6ab1f0d 100644
--- a/client/internal/cmdline/serve.go
+++ b/client/internal/cmdline/serve.go
@@ -43,6 +43,7 @@ func init() {
 	cmd.Flags().StringVarP(&opt.HTTPListenAddr, "listen", "", "", "http listen address, will override config file")
 	cmd.Flags().BoolVarP(&opt.DisableMount, "no-mount", "", false, "disable mount")
 	cmd.Flags().StringVarP(&opt.MountPoint, "mount", "", "", "mount point, will override config file")
+	cmd.Flags().BoolVarP(&opt.Standalone, "standalone", "", false, "standalone mode")
 	RootCmd.AddCommand(&cmd)
 }
 
@@ -51,6 +52,7 @@ type serveHTTPOptions struct {
 	HTTPListenAddr string
 	DisableMount   bool
 	MountPoint     string
+	Standalone     bool
 }
 
 func serveHTTP(configPath string, opts serveHTTPOptions) {
@@ -68,6 +70,7 @@ func serveHTTP(configPath string, opts serveHTTPOptions) {
 
 	stgglb.InitLocal(config.Cfg().Local)
 	stgglb.InitPools(&config.Cfg().HubRPC, &config.Cfg().CoordinatorRPC)
+	stgglb.StandaloneMode = opts.Standalone
 
 	// 数据库
 	db, err := db.NewDB(&config.Cfg().DB)
diff --git a/client/internal/downloader/iterator.go b/client/internal/downloader/iterator.go
index bd7f18f..564ffdc 100644
--- a/client/internal/downloader/iterator.go
+++ b/client/internal/downloader/iterator.go
@@ -131,7 +131,12 @@ func (i *DownloadObjectIterator) downloadDirect(req downloadReqeust2, strg strat
 	exeCtx := exec.NewExecContext()
 	exec.SetValueByType(exeCtx, i.downloader.stgPool)
 	exec := plans.Execute(exeCtx)
-	go exec.Wait(context.TODO())
+	go func() {
+		_, err := exec.Wait(context.TODO())
+		if err != nil {
+			logger.Warnf("downloading object %v: %v", req.Raw.ObjectID, err)
+		}
+	}()
 
 	return exec.BeginRead(strHandle)
 }
diff --git a/client/internal/metacache/storagemeta.go b/client/internal/metacache/storagemeta.go
index a833a7d..a05a3a2 100644
--- a/client/internal/metacache/storagemeta.go
+++ b/client/internal/metacache/storagemeta.go
@@ -62,34 +62,39 @@ func (s *UserSpaceMeta) load(keys []types.UserSpaceID) ([]types.UserSpaceDetail,
 		return vs, oks
 	}
 
-	coorCli := stgglb.CoordinatorRPCPool.Get()
-	defer coorCli.Release()
-
-	stgs := make([]cortypes.StorageType, len(spaces))
+	detailMap := make(map[types.UserSpaceID]*types.UserSpaceDetail)
 	for i := range spaces {
-		stgs[i] = spaces[i].Storage
+		detailMap[spaces[i].UserSpaceID] = &types.UserSpaceDetail{
+			UserID:    stgglb.Local.UserID,
+			UserSpace: spaces[i],
+		}
 	}
 
-	selectHubs, cerr := coorCli.SelectStorageHub(context.Background(), &corrpc.SelectStorageHub{
-		Storages: stgs,
-	})
-	if cerr != nil {
-		logger.Warnf("get storage details: %v", cerr)
-		return vs, oks
-	}
+	if !stgglb.StandaloneMode {
+		coorCli := stgglb.CoordinatorRPCPool.Get()
+		defer coorCli.Release()
 
-	detailMap := make(map[types.UserSpaceID]types.UserSpaceDetail)
-	for i := range spaces {
-		detailMap[spaces[i].UserSpaceID] = types.UserSpaceDetail{
-			UserID:       stgglb.Local.UserID,
-			UserSpace:    spaces[i],
-			RecommendHub: selectHubs.Hubs[i],
+		stgs := make([]cortypes.StorageType, len(spaces))
+		for i := range spaces {
+			stgs[i] = spaces[i].Storage
+		}
+
+		selectHubs, cerr := coorCli.SelectStorageHub(context.Background(), &corrpc.SelectStorageHub{
+			Storages: stgs,
+		})
+		if cerr != nil {
+			logger.Warnf("get storage details: %v", cerr)
+			return vs, oks
+		}
+
+		for i := range spaces {
+			detailMap[spaces[i].UserSpaceID].RecommendHub = selectHubs.Hubs[i]
 		}
 	}
 
 	for i := range keys {
 		if detail, ok := detailMap[keys[i]]; ok {
-			vs[i] = detail
+			vs[i] = *detail
 			oks[i] = true
 		}
 	}
diff --git a/client/internal/repl/ticktock.go b/client/internal/repl/ticktock.go
index 5a9c69f..2ae40b2 100644
--- a/client/internal/repl/ticktock.go
+++ b/client/internal/repl/ticktock.go
@@ -9,6 +9,15 @@ func init() {
 	}
 	RootCmd.AddCommand(ttCmd)
 
+	lsCmd := &cobra.Command{
+		Use:   "ls",
+		Short: "list all jobs",
+		Run: func(cmd *cobra.Command, args []string) {
+			tickTockLs(GetCmdCtx(cmd))
+		},
+	}
+	ttCmd.AddCommand(lsCmd)
+
 	runCmd := &cobra.Command{
 		Use:   "run [jobName]",
 		Short: "run job now",
@@ -20,6 +29,13 @@ func init() {
 	ttCmd.AddCommand(runCmd)
 }
 
+func tickTockLs(ctx *CommandContext) {
+	names := ctx.repl.tktk.GetJobNames()
+	for _, name := range names {
+		println(name)
+	}
+}
+
 func tickTockRun(ctx *CommandContext, jobName string) {
 	ctx.repl.tktk.RunNow(jobName)
 }
diff --git a/client/internal/services/object.go b/client/internal/services/object.go
index 2d480dc..8f9204a 100644
--- a/client/internal/services/object.go
+++ b/client/internal/services/object.go
@@ -255,12 +255,12 @@ func (svc *ObjectService) Download(req downloader.DownloadReqeust) (*downloader.
 
 	// 初始化下载过程
 	downloading, err := iter.MoveNext()
-	if downloading == nil {
-		return nil, fmt.Errorf("object %v not found", req.ObjectID)
-	}
 	if err != nil {
 		return nil, err
 	}
+	if downloading.Object == nil {
+		return nil, fmt.Errorf("object %v not found", req.ObjectID)
+	}
 
 	return downloading, nil
 }
diff --git a/client/internal/ticktock/ticktock.go b/client/internal/ticktock/ticktock.go
index 7d7d61d..d0c726f 100644
--- a/client/internal/ticktock/ticktock.go
+++ b/client/internal/ticktock/ticktock.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 
 	"github.com/go-co-op/gocron/v2"
+	"github.com/samber/lo"
 	"gitlink.org.cn/cloudream/common/pkgs/logger"
 	"gitlink.org.cn/cloudream/jcs-pub/client/internal/db"
 	"gitlink.org.cn/cloudream/jcs-pub/client/internal/metacache"
@@ -57,6 +58,10 @@ func (t *TickTock) Stop() {
 	t.sch.Shutdown()
 }
 
+func (t *TickTock) GetJobNames() []string {
+	return lo.Keys(t.jobs)
+}
+
 func (t *TickTock) RunNow(jobName string) {
 	j, ok := t.jobs[jobName]
 	if !ok {
diff --git a/client/types/types.go b/client/types/types.go
index 8d89f36..b4ef370 100644
--- a/client/types/types.go
+++ b/client/types/types.go
@@ -82,7 +82,7 @@ type UserSpace struct {
 	ShardStore *cotypes.ShardStoreUserConfig `gorm:"column:ShardStore; type:json; serializer:json" json:"shardStore"`
 	// 存储服务特性功能的配置
 	Features []cotypes.StorageFeature `json:"features" gorm:"column:Features; type:json; serializer:union"`
-	// 各种组件保存数据的根目录。组件工作过程中都会以这个目录为根。
+	// 各种组件保存数据的根目录。组件工作过程中都会以这个目录为根（除了BaseStore）。
 	WorkingDir string `gorm:"column:WorkingDir; type:varchar(1024); not null" json:"workingDir"`
 	// 工作目录在存储系统中的真实路径。当工作路径在挂载点内时，这个字段记录的是挂载背后的真实路径。部分直接与存储系统交互的组件需要知道真实路径。
 	// RealWorkingDir string `gorm:"column:RealWorkingDir; type:varchar(1024); not null" json:"realWorkingDir"`
diff --git a/common/pkgs/ioswitch2/ops2/base_store.go b/common/pkgs/ioswitch2/ops2/base_store.go
index 4f63b6f..844ec24 100644
--- a/common/pkgs/ioswitch2/ops2/base_store.go
+++ b/common/pkgs/ioswitch2/ops2/base_store.go
@@ -18,6 +18,7 @@ import (
 func init() {
 	exec.UseOp[*BaseWrite]()
 	exec.UseOp[*BaseRead]()
+	exec.UseOp[*BaseReadDyn]()
 }
 
 type BaseRead struct {
@@ -62,7 +63,7 @@ func (o *BaseRead) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *BaseRead) String() string {
-	return fmt.Sprintf("PublicRead %v:%v -> %v", o.UserSpace, o.Path, o.Output)
+	return fmt.Sprintf("BaseRead(opt=%v) %v:%v -> %v", o.Option, o.UserSpace, o.Path, o.Output)
 }
 
 type BaseReadDyn struct {
@@ -97,6 +98,7 @@ func (o *BaseReadDyn) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 
 	stream, err := store.Read(info.Path, o.Option)
 	if err != nil {
+		logger.Warnf("reading file %v: %v", info.Path, err)
 		return fmt.Errorf("reading object %v: %w", o.FileInfo, err)
 	}
 
@@ -112,7 +114,7 @@ func (o *BaseReadDyn) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *BaseReadDyn) String() string {
-	return fmt.Sprintf("BaseReadDyn %v:%v -> %v", o.UserSpace, o.FileInfo, o.Output)
+	return fmt.Sprintf("BaseReadDyn(opt=%v) %v:%v -> %v", o.Option, o.UserSpace, o.FileInfo, o.Output)
 }
 
 type BaseWrite struct {
@@ -156,7 +158,7 @@ func (o *BaseWrite) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *BaseWrite) String() string {
-	return fmt.Sprintf("PublicWrite %v -> %v:%v", o.Input, o.UserSpace, o.Path)
+	return fmt.Sprintf("BaseWrite %v -> %v:%v, %v", o.Input, o.UserSpace, o.Path, o.FileInfo)
 }
 
 type BaseReadNode struct {
diff --git a/common/pkgs/ioswitch2/ops2/ec.go b/common/pkgs/ioswitch2/ops2/ec.go
index 8dc2e2e..d98daa7 100644
--- a/common/pkgs/ioswitch2/ops2/ec.go
+++ b/common/pkgs/ioswitch2/ops2/ec.go
@@ -9,7 +9,6 @@ import (
 	"gitlink.org.cn/cloudream/common/pkgs/ioswitch/exec"
 	"gitlink.org.cn/cloudream/common/pkgs/ioswitch/utils"
 	"gitlink.org.cn/cloudream/common/utils/io2"
-	"gitlink.org.cn/cloudream/common/utils/math2"
 	"gitlink.org.cn/cloudream/common/utils/sync2"
 	clitypes "gitlink.org.cn/cloudream/jcs-pub/client/types"
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ec"
@@ -50,9 +49,11 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 		outputWrs[i] = wr
 	}
 
+	/// !!! 缓冲区大小必须是ChunkSize大小，因为Chunk数据很有可能来自于一个被Split的完整文件，此时必须保证按顺序读取每一个Chunk的数据 !!!
+
 	inputChunks := make([][]byte, len(o.Inputs))
 	for i := range o.Inputs {
-		inputChunks[i] = make([]byte, math2.Min(o.ChunkSize, 64*1024))
+		inputChunks[i] = make([]byte, o.ChunkSize)
 	}
 
 	// 输出用两个缓冲轮换
@@ -60,7 +61,7 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 	for i := 0; i < 2; i++ {
 		outputChunks := make([][]byte, len(o.Outputs))
 		for i := range o.Outputs {
-			outputChunks[i] = make([]byte, math2.Min(o.ChunkSize, 64*1024))
+			outputChunks[i] = make([]byte, o.ChunkSize)
 		}
 		outputBufPool.PutEmpty(outputChunks)
 	}
@@ -69,22 +70,12 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 	go func() {
 		mul := ec.GaloisMultiplier().BuildGalois()
 		defer outputBufPool.Close()
-
-		readLens := math2.SplitLessThan(o.ChunkSize, 64*1024)
-		readLenIdx := 0
-
 		for {
-			curReadLen := readLens[readLenIdx]
-			for i := range inputChunks {
-				inputChunks[i] = inputChunks[i][:curReadLen]
-			}
-
 			err := sync2.ParallelDo(inputs, func(s *exec.StreamValue, i int) error {
 				_, err := io.ReadFull(s.Stream, inputChunks[i])
 				return err
 			})
 			if err == io.EOF {
-				fut.SetVoid()
 				return
 			}
 			if err != nil {
@@ -96,9 +87,6 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 			if !ok {
 				return
 			}
-			for i := range outputBuf {
-				outputBuf[i] = outputBuf[i][:curReadLen]
-			}
 
 			err = mul.Multiply(o.Coef, inputChunks, outputBuf)
 			if err != nil {
@@ -107,7 +95,6 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 			}
 
 			outputBufPool.PutFilled(outputBuf)
-			readLenIdx = (readLenIdx + 1) % len(readLens)
 		}
 	}()
 
@@ -117,6 +104,7 @@ func (o *ECMultiply) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 		for {
 			outputChunks, ok := outputBufPool.GetFilled()
 			if !ok {
+				fut.SetVoid()
 				return
 			}
 
diff --git a/common/pkgs/ioswitch2/ops2/ops.go b/common/pkgs/ioswitch2/ops2/ops.go
index d284a28..c402194 100644
--- a/common/pkgs/ioswitch2/ops2/ops.go
+++ b/common/pkgs/ioswitch2/ops2/ops.go
@@ -35,3 +35,7 @@ type FileInfoValue struct {
 func (v *FileInfoValue) Clone() exec.VarValue {
 	return &FileInfoValue{v.FileInfo}
 }
+
+func init() {
+	exec.UseVarValue[*FileInfoValue]()
+}
diff --git a/common/pkgs/ioswitch2/ops2/s2s.go b/common/pkgs/ioswitch2/ops2/s2s.go
index be14b55..aa58c26 100644
--- a/common/pkgs/ioswitch2/ops2/s2s.go
+++ b/common/pkgs/ioswitch2/ops2/s2s.go
@@ -11,6 +11,7 @@ import (
 
 func init() {
 	exec.UseOp[*S2STransfer]()
+	exec.UseOp[*S2STransferDyn]()
 }
 
 type S2STransfer struct {
@@ -45,7 +46,12 @@ func (o *S2STransfer) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *S2STransfer) String() string {
-	return fmt.Sprintf("S2STransfer %v:%v -> %v:%v", o.SrcSpace.UserSpace.Storage.String(), o.SrcPath, o.DstSpace.UserSpace.Storage.String(), o.Output)
+	return fmt.Sprintf("S2STransfer %v:%v -> %v:%v, %v",
+		o.SrcSpace.UserSpace.Storage.String(),
+		o.SrcPath,
+		o.DstSpace.UserSpace.Storage.String(),
+		o.DstPath,
+		o.Output)
 }
 
 type S2STransferDyn struct {
@@ -85,7 +91,12 @@ func (o *S2STransferDyn) Execute(ctx *exec.ExecContext, e *exec.Executor) error
 }
 
 func (o *S2STransferDyn) String() string {
-	return fmt.Sprintf("S2STransferDyn %v:%v -> %v:%v", o.SrcSpace.UserSpace.Storage.String(), o.SrcFileInfo, o.DstSpace.UserSpace.Storage.String(), o.Output)
+	return fmt.Sprintf("S2STransferDyn %v:%v -> %v:%v, %v",
+		o.SrcSpace.UserSpace.Storage.String(),
+		o.SrcFileInfo,
+		o.DstSpace.UserSpace.Storage.String(),
+		o.DstPath,
+		o.Output)
 }
 
 type S2STransferNode struct {
diff --git a/common/pkgs/ioswitch2/ops2/shard_store.go b/common/pkgs/ioswitch2/ops2/shard_store.go
index 92200c8..75779b3 100644
--- a/common/pkgs/ioswitch2/ops2/shard_store.go
+++ b/common/pkgs/ioswitch2/ops2/shard_store.go
@@ -42,7 +42,7 @@ func (o *GetShardInfo) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *GetShardInfo) String() string {
-	return fmt.Sprintf("GetShardInfo(%v)", o.FileHash)
+	return fmt.Sprintf("GetShardInfo: %v:%v-> %v", o.UserSpace, o.FileHash, o.ShardInfo)
 }
 
 type StoreShard struct {
@@ -79,7 +79,7 @@ func (o *StoreShard) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 }
 
 func (o *StoreShard) String() string {
-	return fmt.Sprintf("StoreShard: addInfo=%v, shardInfo=%v", o.FileInfo, o.ShardInfo)
+	return fmt.Sprintf("StoreShard(space=%v): %v -> %v", o.UserSpace, o.FileInfo, o.ShardInfo)
 }
 
 type GetShardInfoNode struct {
diff --git a/common/pkgs/ioswitch2/parser/gen/generator.go b/common/pkgs/ioswitch2/parser/gen/generator.go
index df7d4cb..be6567a 100644
--- a/common/pkgs/ioswitch2/parser/gen/generator.go
+++ b/common/pkgs/ioswitch2/parser/gen/generator.go
@@ -113,7 +113,6 @@ func Extend(ctx *state.GenerateState) error {
 		if err != nil {
 			return err
 		}
-		ctx.FromNodes[fr] = frNode
 
 		ctx.IndexedStreams = append(ctx.IndexedStreams, state.IndexedStream{
 			Stream:      frNode.Output().Var(),
@@ -229,7 +228,6 @@ func Extend(ctx *state.GenerateState) error {
 		if err != nil {
 			return err
 		}
-		ctx.ToNodes[to] = toNode
 
 		str := findOutputStream(ctx, to.GetStreamIndex())
 		if str == nil {
@@ -266,6 +264,8 @@ func buildFromNode(ctx *state.GenerateState, f ioswitch2.From) (ops2.FromNode, e
 
 		read := ctx.DAG.NewBaseReadDyn(f, f.UserSpace, types.DefaultOpen())
 
+		getShard.FileInfoVar().ToSlot(read.FileInfoSlot())
+
 		if f.StreamIndex.IsRaw() {
 			read.Option.WithNullableLength(repRange.Offset, repRange.Length)
 		} else if f.StreamIndex.IsEC() {
@@ -393,10 +393,10 @@ func setEnvBySpace(n dag.Node, space *clitypes.UserSpaceDetail) error {
 
 	switch addr := space.RecommendHub.Address.(type) {
 	case *cortypes.HttpAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, true)
 
 	case *cortypes.GRPCAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, true)
 
 	default:
 		return fmt.Errorf("unsupported node address type %T", addr)
diff --git a/common/pkgs/ioswitch2/parser/opt/ec.go b/common/pkgs/ioswitch2/parser/opt/ec.go
index 620112a..9c91f85 100644
--- a/common/pkgs/ioswitch2/parser/opt/ec.go
+++ b/common/pkgs/ioswitch2/parser/opt/ec.go
@@ -123,7 +123,6 @@ func UseECMultiplier(ctx *state.GenerateState) {
 			// 只有完全没有输出的ShardReadNode才可以被删除
 			if brNode.Output().Var().Dst.Len() == 0 {
 				ctx.DAG.RemoveNode(brNode)
-				delete(ctx.FromNodes, brNode.From)
 			}
 
 			hbr := ctx.DAG.NewGetShardHTTPRequest(brNode.UserSpace, fromShards[i].FileHash)
@@ -133,7 +132,6 @@ func UseECMultiplier(ctx *state.GenerateState) {
 
 		for i, bwNode := range bwNodes {
 			ctx.DAG.RemoveNode(bwNode)
-			delete(ctx.ToNodes, bwNode.To)
 
 			for _, dstSlot := range bwNode.FileInfoVar().ListDstSlots() {
 				callMul.FileInfoVar(i).ToSlot(dstSlot)
diff --git a/common/pkgs/ioswitch2/parser/opt/misc.go b/common/pkgs/ioswitch2/parser/opt/misc.go
index b0dd50c..5be5581 100644
--- a/common/pkgs/ioswitch2/parser/opt/misc.go
+++ b/common/pkgs/ioswitch2/parser/opt/misc.go
@@ -7,16 +7,38 @@ import (
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ioswitch2/parser/state"
 )
 
-// 删除未使用的From流，不会删除FromDriver
-func RemoveUnusedFromNode(ctx *state.GenerateState) {
-	dag.WalkOnlyType[ops2.FromNode](ctx.DAG.Graph, func(node ops2.FromNode) bool {
-		if _, ok := node.(*ops2.FromDriverNode); ok {
-			return true
+// 删除未使用的BaseRead指令，如果是FromNode则会一并从FromNodes中删除。
+// 对于BaseReadDyn指令，如果它的上级是GetShardInfo，且只有一个输出，则会一并删除这个节点
+func RemoveUnusedBaseRead(ctx *state.GenerateState) {
+	dag.WalkOnlyType[*ops2.BaseReadNode](ctx.DAG.Graph, func(node *ops2.BaseReadNode) bool {
+		if node.Output().Var().Dst.Len() == 0 {
+			ctx.DAG.RemoveNode(node)
 		}
+		return true
+	})
 
+	dag.WalkOnlyType[*ops2.BaseReadDynNode](ctx.DAG.Graph, func(node *ops2.BaseReadDynNode) bool {
 		if node.Output().Var().Dst.Len() == 0 {
 			ctx.DAG.RemoveNode(node)
+
+			srcVar := node.FileInfoSlot().Var()
+			if srcVar == nil {
+				return true
+			}
+
+			srcVar.NotTo(node)
+
+			// 暂时限定只处理GetShardInfo
+			_, ok := srcVar.Src.(*ops2.GetShardInfoNode)
+			if !ok {
+				return true
+			}
+
+			if srcVar.Dst.Len() == 0 {
+				ctx.DAG.RemoveNode(srcVar.Src)
+			}
 		}
+
 		return true
 	})
 }
@@ -52,7 +74,9 @@ func StoreShardWriteResult(ctx *state.GenerateState) {
 
 // 生成Range指令。StreamRange可能超过文件总大小，但Range指令会在数据量不够时不报错而是正常返回
 func GenerateRange(ctx *state.GenerateState) {
-	for to, toNode := range ctx.ToNodes {
+	dag.WalkOnlyType[ops2.ToNode](ctx.DAG.Graph, func(toNode ops2.ToNode) bool {
+		to := toNode.GetTo()
+
 		toStrIdx := to.GetStreamIndex()
 		toRng := to.GetRange()
 
@@ -103,7 +127,9 @@ func GenerateRange(ctx *state.GenerateState) {
 			// toInput.Var().NotTo(toNode, toInput.Index)
 			// toNode.SetInput(rnged)
 		}
-	}
+
+		return true
+	})
 }
 
 // 生成Clone指令
diff --git a/common/pkgs/ioswitch2/parser/opt/multipart.go b/common/pkgs/ioswitch2/parser/opt/multipart.go
index 128f49a..0a8b9a6 100644
--- a/common/pkgs/ioswitch2/parser/opt/multipart.go
+++ b/common/pkgs/ioswitch2/parser/opt/multipart.go
@@ -97,7 +97,6 @@ func UseMultipartUploadToShardStore(ctx *state.GenerateState) {
 		// 最后删除Join指令和ToShardStore指令
 		ctx.DAG.RemoveNode(joinNode)
 		ctx.DAG.RemoveNode(bwNode)
-		delete(ctx.ToNodes, bwNode.GetTo())
 		return true
 	})
 }
diff --git a/common/pkgs/ioswitch2/parser/opt/s2s.go b/common/pkgs/ioswitch2/parser/opt/s2s.go
index 31f79dc..a279c86 100644
--- a/common/pkgs/ioswitch2/parser/opt/s2s.go
+++ b/common/pkgs/ioswitch2/parser/opt/s2s.go
@@ -1,7 +1,7 @@
 package opt
 
 import (
-	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ioswitch2"
+	"gitlink.org.cn/cloudream/common/pkgs/ioswitch/dag"
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ioswitch2/ops2"
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ioswitch2/parser/state"
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/storage/factory"
@@ -14,133 +14,62 @@ func UseS2STransfer(ctx *state.GenerateState) {
 		return
 	}
 
-	for fr, frNode := range ctx.FromNodes {
-		switch fr := fr.(type) {
-		case *ioswitch2.FromShardStore:
-			s2sFromShardStore(ctx, fr, frNode)
-		case *ioswitch2.FromBaseStore:
-			s2sFromBaseStore(ctx, fr, frNode)
+	dag.WalkOnlyType[*ops2.BaseWriteNode](ctx.DAG.Graph, func(node *ops2.BaseWriteNode) bool {
+		inputVar := node.Input().Var()
+		if inputVar == nil {
+			return true
 		}
-	}
-}
-
-func s2sFromShardStore(ctx *state.GenerateState, fromShard *ioswitch2.FromShardStore, frNode ops2.FromNode) {
-	fromStgBld := factory.GetBuilder(&fromShard.UserSpace)
-	s2s, err := fromStgBld.CreateS2STransfer(true)
-	if err != nil {
-		return
-	}
-
-	// 此输出流的所有目的地都要能支持S2S传输
-	outVar := frNode.Output().Var()
-	if outVar.Dst.Len() == 0 {
-		return
-	}
-
-	failed := false
-	var toBases []*ops2.BaseWriteNode
-
-loop:
-	for i := 0; i < outVar.Dst.Len(); i++ {
-		dstNode := outVar.Dst.Get(i)
-
-		switch dstNode := dstNode.(type) {
-		case *ops2.BaseWriteNode:
-			if !s2s.CanTransfer(&fromShard.UserSpace, &dstNode.UserSpace) {
-				failed = true
-				break
-			}
-
-			toBases = append(toBases, dstNode)
-
-		default:
-			failed = true
-			break loop
-		}
-	}
-	if failed {
-		return
-	}
-
-	for _, toBase := range toBases {
-		s2sNode := ctx.DAG.NewS2STransferDyn(fromShard.UserSpace, toBase.UserSpace, toBase.Path)
-		// 直传指令在目的地Hub上执行
-		s2sNode.Env().CopyFrom(toBase.Env())
 
-		// 先获取文件路径，送到S2S节点
-		gsNode := ctx.DAG.NewGetShardInfo(fromShard.UserSpace, fromShard.FileHash)
-		gsNode.Env().ToEnvDriver(true)
-		gsNode.FileInfoVar().ToSlot(s2sNode.SrcFileInfoSlot())
-
-		// 原本BaseWriteNode的FileInfoVar被替换成S2SNode的FileInfoVar
-		for _, dstSlot := range toBase.FileInfoVar().ListDstSlots() {
-			s2sNode.FileInfoVar().ToSlot(dstSlot)
+		s2s, err := factory.GetBuilder(&node.UserSpace).CreateS2STransfer(true)
+		if err != nil {
+			return true
 		}
 
-		// 从计划中删除目标节点
-		ctx.DAG.RemoveNode(toBase)
-		delete(ctx.ToNodes, toBase.To)
-	}
-
-	// 从计划中删除源节点
-	ctx.DAG.RemoveNode(frNode)
-	delete(ctx.FromNodes, frNode.GetFrom())
-}
+		// 只有BaseRead->BaseWrite的情况才可以进行S2S传输
+		switch inputNode := inputVar.Src.(type) {
+		case *ops2.BaseReadNode:
+			if !s2s.CanTransfer(&inputNode.UserSpace, &node.UserSpace) {
+				return true
+			}
 
-func s2sFromBaseStore(ctx *state.GenerateState, fromBase *ioswitch2.FromBaseStore, frNode ops2.FromNode) {
-	fromStgBld := factory.GetBuilder(&fromBase.UserSpace)
-	s2s, err := fromStgBld.CreateS2STransfer(true)
-	if err != nil {
-		return
-	}
+			s2sNode := ctx.DAG.NewS2STransfer(inputNode.UserSpace, inputNode.Path, node.UserSpace, node.Path)
+			// 直传指令在目的地Hub上执行
+			s2sNode.Env().CopyFrom(node.Env())
 
-	// 此输出流的所有目的地都要能支持S2S传输
-	outVar := frNode.Output().Var()
-	if outVar.Dst.Len() == 0 {
-		return
-	}
+			// 原本BaseWriteNode的FileInfoVar被替换成S2SNode的FileInfoVar
+			for _, dstSlot := range node.FileInfoVar().ListDstSlots() {
+				s2sNode.FileInfoVar().ToSlot(dstSlot)
+			}
 
-	failed := false
-	var toBases []*ops2.BaseWriteNode
+		case *ops2.BaseReadDynNode:
+			if !s2s.CanTransfer(&inputNode.UserSpace, &node.UserSpace) {
+				return true
+			}
 
-loop:
-	for i := 0; i < outVar.Dst.Len(); i++ {
-		dstNode := outVar.Dst.Get(i)
+			s2sNode := ctx.DAG.NewS2STransferDyn(inputNode.UserSpace, node.UserSpace, node.Path)
+			// 直传指令在目的地Hub上执行
+			s2sNode.Env().CopyFrom(node.Env())
 
-		switch dstNode := dstNode.(type) {
-		case *ops2.BaseWriteNode:
-			if !s2s.CanTransfer(&fromBase.UserSpace, &dstNode.UserSpace) {
-				failed = true
-				break
+			// 原本BaseWriteNode的FileInfoVar被替换成S2SNode的FileInfoVar
+			for _, dstSlot := range node.FileInfoVar().ListDstSlots() {
+				s2sNode.FileInfoVar().ToSlot(dstSlot)
 			}
 
-			toBases = append(toBases, dstNode)
+			// 传递给BaseReadDyn的FileInfo也给S2S一份
+			srcFileInfoVar := inputNode.FileInfoSlot().Var()
+			if srcFileInfoVar != nil {
+				srcFileInfoVar.ToSlot(s2sNode.SrcFileInfoSlot())
+			}
 
 		default:
-			failed = true
-			break loop
+			return true
 		}
-	}
-	if failed {
-		return
-	}
-
-	for _, toBase := range toBases {
-		s2sNode := ctx.DAG.NewS2STransfer(fromBase.UserSpace, fromBase.Path, toBase.UserSpace, toBase.Path)
-		// 直传指令在目的地Hub上执行
-		s2sNode.Env().CopyFrom(toBase.Env())
 
-		// 原本BaseWriteNode的FileInfoVar被替换成S2SNode的FileInfoVar
-		for _, dstSlot := range toBase.FileInfoVar().ListDstSlots() {
-			s2sNode.FileInfoVar().ToSlot(dstSlot)
-		}
+		// 中断srcVar的流向
+		inputVar.NotTo(node)
 
 		// 从计划中删除目标节点
-		ctx.DAG.RemoveNode(toBase)
-		delete(ctx.ToNodes, toBase.To)
-	}
-
-	// 从计划中删除源节点
-	ctx.DAG.RemoveNode(frNode)
-	delete(ctx.FromNodes, frNode.GetFrom())
+		ctx.DAG.RemoveNode(node)
+		return true
+	})
 }
diff --git a/common/pkgs/ioswitch2/parser/opt/utils.go b/common/pkgs/ioswitch2/parser/opt/utils.go
index c0674c0..e36dee4 100644
--- a/common/pkgs/ioswitch2/parser/opt/utils.go
+++ b/common/pkgs/ioswitch2/parser/opt/utils.go
@@ -17,10 +17,10 @@ func setEnvBySpace(n dag.Node, space *clitypes.UserSpaceDetail) error {
 
 	switch addr := space.RecommendHub.Address.(type) {
 	case *cortypes.HttpAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, true)
 
 	case *cortypes.GRPCAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, true)
 
 	default:
 		return fmt.Errorf("unsupported node address type %T", addr)
diff --git a/common/pkgs/ioswitch2/parser/parser.go b/common/pkgs/ioswitch2/parser/parser.go
index 05d6fc7..fbc985f 100644
--- a/common/pkgs/ioswitch2/parser/parser.go
+++ b/common/pkgs/ioswitch2/parser/parser.go
@@ -76,10 +76,10 @@ func Parse(ft ioswitch2.FromTo, blder *exec.PlanBuilder) error {
 	}
 
 	// 下面这些只需要执行一次，但需要按顺序
-	opt.RemoveUnusedFromNode(state)
-	opt.UseECMultiplier(state)
 	opt.UseS2STransfer(state)
+	opt.UseECMultiplier(state)
 	opt.UseMultipartUploadToShardStore(state)
+	opt.RemoveUnusedBaseRead(state)
 	opt.DropUnused(state)
 	opt.StoreShardWriteResult(state)
 	opt.GenerateRange(state)
diff --git a/common/pkgs/ioswitch2/parser/state/state.go b/common/pkgs/ioswitch2/parser/state/state.go
index 2fd63cc..725ee29 100644
--- a/common/pkgs/ioswitch2/parser/state/state.go
+++ b/common/pkgs/ioswitch2/parser/state/state.go
@@ -17,19 +17,15 @@ type GenerateState struct {
 	DAG *ops2.GraphNodeBuilder
 	// 为了产生所有To所需的数据范围，而需要From打开的范围。
 	// 这个范围是基于整个文件的，且上下界都取整到条带大小的整数倍，因此上界是有可能超过文件大小的。
-	ToNodes        map[ioswitch2.To]ops2.ToNode
-	FromNodes      map[ioswitch2.From]ops2.FromNode
-	IndexedStreams []IndexedStream
 	StreamRange    math2.Range
+	IndexedStreams []IndexedStream
 	UseEC          bool // 是否使用纠删码
 	UseSegment     bool // 是否使用分段
 }
 
 func InitGenerateState(ft ioswitch2.FromTo) *GenerateState {
 	return &GenerateState{
-		Ft:        ft,
-		DAG:       ops2.NewGraphNodeBuilder(),
-		ToNodes:   make(map[ioswitch2.To]ops2.ToNode),
-		FromNodes: make(map[ioswitch2.From]ops2.FromNode),
+		Ft:  ft,
+		DAG: ops2.NewGraphNodeBuilder(),
 	}
 }
diff --git a/common/pkgs/ioswitch2/plans/utils.go b/common/pkgs/ioswitch2/plans/utils.go
index c58ab7e..e160b77 100644
--- a/common/pkgs/ioswitch2/plans/utils.go
+++ b/common/pkgs/ioswitch2/plans/utils.go
@@ -17,10 +17,10 @@ func setEnvBySpace(n dag.Node, space *clitypes.UserSpaceDetail) error {
 
 	switch addr := space.RecommendHub.Address.(type) {
 	case *cortypes.HttpAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, true)
 
 	case *cortypes.GRPCAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, true)
 
 	default:
 		return fmt.Errorf("unsupported node address type %T", addr)
diff --git a/common/pkgs/ioswitchlrc/ops2/base_store.go b/common/pkgs/ioswitchlrc/ops2/base_store.go
index 8a55c1b..394343f 100644
--- a/common/pkgs/ioswitchlrc/ops2/base_store.go
+++ b/common/pkgs/ioswitchlrc/ops2/base_store.go
@@ -18,6 +18,7 @@ import (
 func init() {
 	exec.UseOp[*BaseWrite]()
 	exec.UseOp[*BaseRead]()
+	exec.UseOp[*BaseReadDyn]()
 }
 
 type BaseRead struct {
@@ -65,14 +66,14 @@ func (o *BaseRead) String() string {
 	return fmt.Sprintf("PublicRead %v:%v -> %v", o.UserSpace, o.Path, o.Output)
 }
 
-type BaseReadPathVar struct {
+type BaseReadDyn struct {
 	UserSpace clitypes.UserSpaceDetail
 	Output    exec.VarID
 	Path      exec.VarID
 	Option    types.OpenOption
 }
 
-func (o *BaseReadPathVar) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
+func (o *BaseReadDyn) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
 	logger.
 		WithField("Output", o.Output).
 		WithField("UserSpace", o.UserSpace).
@@ -111,7 +112,7 @@ func (o *BaseReadPathVar) Execute(ctx *exec.ExecContext, e *exec.Executor) error
 	return fut.Wait(ctx.Context)
 }
 
-func (o *BaseReadPathVar) String() string {
+func (o *BaseReadDyn) String() string {
 	return fmt.Sprintf("BaseReadPathVar %v:%v -> %v", o.UserSpace, o.Path, o.Output)
 }
 
@@ -159,56 +160,6 @@ func (o *BaseWrite) String() string {
 	return fmt.Sprintf("PublicWrite %v -> %v:%v", o.Input, o.UserSpace, o.Path)
 }
 
-// type BaseWriteTemp struct {
-// 	Input       exec.VarID
-// 	UserSpace   clitypes.UserSpaceDetail
-// 	Path        string
-// 	Signal      exec.VarID
-// 	WriteResult exec.VarID
-// }
-
-// func (o *BaseWriteTemp) Execute(ctx *exec.ExecContext, e *exec.Executor) error {
-// 	logger.
-// 		WithField("Input", o.Input).
-// 		Debugf("write file to base store")
-// 	defer logger.Debugf("write file to base store finished")
-
-// 	stgPool, err := exec.GetValueByType[*pool.Pool](ctx)
-// 	if err != nil {
-// 		return fmt.Errorf("getting storage pool: %w", err)
-// 	}
-
-// 	_, err = exec.BindVar[*exec.SignalValue](e, ctx.Context, o.Signal)
-// 	if err != nil {
-// 		return err
-// 	}
-
-// 	store, err := stgPool.GetBaseStore(&o.UserSpace)
-// 	if err != nil {
-// 		return fmt.Errorf("getting base store of storage %v: %w", o.UserSpace, err)
-// 	}
-
-// 	input, err := exec.BindVar[*exec.StreamValue](e, ctx.Context, o.Input)
-// 	if err != nil {
-// 		return err
-// 	}
-// 	defer input.Stream.Close()
-
-// 	ret, err := store.Write(o.Path, input.Stream)
-// 	if err != nil {
-// 		return err
-// 	}
-
-// 	e.PutVar(o.WriteResult, &WriteResultValue{
-// 		WriteResult: ret,
-// 	})
-// 	return nil
-// }
-
-// func (o *BaseWriteTemp) String() string {
-// 	return fmt.Sprintf("PublicWriteTemp[signal: %v] %v -> %v:%v", o.Signal, o.Input, o.UserSpace, o.Path)
-// }
-
 type BaseReadNode struct {
 	dag.NodeBase
 	From      ioswitchlrc.From
@@ -250,15 +201,15 @@ func (t *BaseReadNode) GenerateOp() (exec.Op, error) {
 	}, nil
 }
 
-type BaseReadPathVarNode struct {
+type BaseReadDynNode struct {
 	dag.NodeBase
 	From      ioswitchlrc.From
 	UserSpace clitypes.UserSpaceDetail
 	Option    types.OpenOption
 }
 
-func (b *GraphNodeBuilder) NewBaseReadPathVar(from ioswitchlrc.From, userSpace clitypes.UserSpaceDetail, opt types.OpenOption) *BaseReadPathVarNode {
-	node := &BaseReadPathVarNode{
+func (b *GraphNodeBuilder) NewBaseReadDyn(from ioswitchlrc.From, userSpace clitypes.UserSpaceDetail, opt types.OpenOption) *BaseReadDynNode {
+	node := &BaseReadDynNode{
 		From:      from,
 		UserSpace: userSpace,
 		Option:    opt,
@@ -270,26 +221,26 @@ func (b *GraphNodeBuilder) NewBaseReadPathVar(from ioswitchlrc.From, userSpace c
 	return node
 }
 
-func (t *BaseReadPathVarNode) GetFrom() ioswitchlrc.From {
+func (t *BaseReadDynNode) GetFrom() ioswitchlrc.From {
 	return t.From
 }
 
-func (t *BaseReadPathVarNode) Output() dag.StreamOutputSlot {
+func (t *BaseReadDynNode) Output() dag.StreamOutputSlot {
 	return dag.StreamOutputSlot{
 		Node:  t,
 		Index: 0,
 	}
 }
 
-func (t *BaseReadPathVarNode) PathVar() dag.ValueInputSlot {
+func (t *BaseReadDynNode) PathVar() dag.ValueInputSlot {
 	return dag.ValueInputSlot{
 		Node:  t,
 		Index: 0,
 	}
 }
 
-func (t *BaseReadPathVarNode) GenerateOp() (exec.Op, error) {
-	return &BaseReadPathVar{
+func (t *BaseReadDynNode) GenerateOp() (exec.Op, error) {
+	return &BaseReadDyn{
 		UserSpace: t.UserSpace,
 		Output:    t.Output().Var().VarID,
 		Path:      t.PathVar().Var().VarID,
@@ -343,58 +294,3 @@ func (t *BaseWriteNode) GenerateOp() (exec.Op, error) {
 		WriteResult: t.FileInfoVar().Var().VarID,
 	}, nil
 }
-
-// type BaseWriteTempNode struct {
-// 	dag.NodeBase
-// 	To        ioswitchlrc.To
-// 	UserSpace clitypes.UserSpaceDetail
-// 	Path      string
-// }
-
-// func (b *GraphNodeBuilder) NewBaseWriteTemp(to ioswitchlrc.To, userSpace clitypes.UserSpaceDetail, path string) *BaseWriteTempNode {
-// 	node := &BaseWriteTempNode{
-// 		To:        to,
-// 		UserSpace: userSpace,
-// 		Path:      path,
-// 	}
-// 	b.AddNode(node)
-
-// 	node.InputStreams().Init(1)
-// 	node.InputValues().Init(1)
-// 	return node
-// }
-
-// func (t *BaseWriteTempNode) GetTo() ioswitchlrc.To {
-// 	return t.To
-// }
-
-// func (t *BaseWriteTempNode) Input() dag.StreamInputSlot {
-// 	return dag.StreamInputSlot{
-// 		Node:  t,
-// 		Index: 0,
-// 	}
-// }
-
-// func (t *BaseWriteTempNode) TargetSignal() dag.ValueInputSlot {
-// 	return dag.ValueInputSlot{
-// 		Node:  t,
-// 		Index: 0,
-// 	}
-// }
-
-// func (t *BaseWriteTempNode) FileInfoVar() dag.ValueOutputSlot {
-// 	return dag.ValueOutputSlot{
-// 		Node:  t,
-// 		Index: 0,
-// 	}
-// }
-
-// func (t *BaseWriteTempNode) GenerateOp() (exec.Op, error) {
-// 	return &BaseWriteTemp{
-// 		Input:       t.Input().Var().VarID,
-// 		UserSpace:   t.UserSpace,
-// 		Path:        t.Path,
-// 		Signal:      t.TargetSignal().Var().VarID,
-// 		WriteResult: t.FileInfoVar().Var().VarID,
-// 	}, nil
-// }
diff --git a/common/pkgs/ioswitchlrc/parser/passes.go b/common/pkgs/ioswitchlrc/parser/passes.go
index bca57c4..badb059 100644
--- a/common/pkgs/ioswitchlrc/parser/passes.go
+++ b/common/pkgs/ioswitchlrc/parser/passes.go
@@ -66,7 +66,7 @@ func buildFromNode(ctx *GenerateContext, f ioswitchlrc.From) (ops2.FromNode, err
 		getShard := ctx.DAG.NewGetShardInfo(f.UserSpace, f.FileHash)
 		getShard.Env().ToEnvDriver(true)
 
-		read := ctx.DAG.NewBaseReadPathVar(f, f.UserSpace, types.DefaultOpen())
+		read := ctx.DAG.NewBaseReadDyn(f, f.UserSpace, types.DefaultOpen())
 
 		if f.DataIndex == -1 {
 			read.Option.WithNullableLength(repRange.Offset, repRange.Length)
diff --git a/common/pkgs/ioswitchlrc/parser/utils.go b/common/pkgs/ioswitchlrc/parser/utils.go
index 7d06caa..5bb2c38 100644
--- a/common/pkgs/ioswitchlrc/parser/utils.go
+++ b/common/pkgs/ioswitchlrc/parser/utils.go
@@ -17,10 +17,10 @@ func setEnvBySpace(n dag.Node, space *clitypes.UserSpaceDetail) error {
 
 	switch addr := space.RecommendHub.Address.(type) {
 	case *cortypes.HttpAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HttpHubWorker{Hub: *space.RecommendHub}, true)
 
 	case *cortypes.GRPCAddressInfo:
-		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, false)
+		n.Env().ToEnvWorker(&ioswitch2.HubWorker{Hub: *space.RecommendHub, Address: *addr}, true)
 
 	default:
 		return fmt.Errorf("unsupported node address type %T", addr)
diff --git a/common/pkgs/rpc/utils.go b/common/pkgs/rpc/utils.go
index 98a0f1b..5766701 100644
--- a/common/pkgs/rpc/utils.go
+++ b/common/pkgs/rpc/utils.go
@@ -235,6 +235,11 @@ func DownloadStreamServer[Resp DownloadStreamResp, Req any, APIRet DownloadStrea
 		return makeCodeError(errorcode.OperationFailed, err.Error())
 	}
 
+	err = cw.Finish()
+	if err != nil {
+		return makeCodeError(errorcode.OperationFailed, err.Error())
+	}
+
 	return nil
 }
 
diff --git a/common/pkgs/storage/local/s2s.go b/common/pkgs/storage/local/s2s.go
index bbc68f4..b3a1ffb 100644
--- a/common/pkgs/storage/local/s2s.go
+++ b/common/pkgs/storage/local/s2s.go
@@ -18,6 +18,10 @@ type S2STransfer struct {
 
 // 只有同一个机器的存储之间才可以进行数据直传
 func (*S2STransfer) CanTransfer(src, dst *clitypes.UserSpaceDetail) bool {
+	if types.FindFeature[*cortypes.S2STransferFeature](dst) == nil {
+		return false
+	}
+
 	_, ok := src.UserSpace.Storage.(*cortypes.LocalType)
 	if !ok {
 		return false
diff --git a/common/pkgs/storage/local/shard_store.go b/common/pkgs/storage/local/shard_store.go
index edb337e..ff54b4e 100644
--- a/common/pkgs/storage/local/shard_store.go
+++ b/common/pkgs/storage/local/shard_store.go
@@ -14,27 +14,29 @@ import (
 )
 
 type ShardStore struct {
-	detail  *clitypes.UserSpaceDetail
-	absRoot string
-	lock    sync.Mutex
-	done    chan any
+	detail       *clitypes.UserSpaceDetail
+	stgRoot      string
+	storeAbsRoot string
+	lock         sync.Mutex
+	done         chan any
 }
 
 func NewShardStore(root string, detail *clitypes.UserSpaceDetail) (*ShardStore, error) {
-	absRoot, err := filepath.Abs(filepath.Join(root, detail.UserSpace.WorkingDir, types.ShardStoreWorkingDir))
+	storeAbsRoot, err := filepath.Abs(filepath.Join(root, detail.UserSpace.WorkingDir, types.ShardStoreWorkingDir))
 	if err != nil {
 		return nil, fmt.Errorf("get abs root: %w", err)
 	}
 
 	return &ShardStore{
-		detail:  detail,
-		absRoot: absRoot,
-		done:    make(chan any, 1),
+		detail:       detail,
+		stgRoot:      root,
+		storeAbsRoot: storeAbsRoot,
+		done:         make(chan any, 1),
 	}, nil
 }
 
 func (s *ShardStore) Start(ch *types.StorageEventChan) {
-	s.getLogger().Infof("component start, root: %v, max size: %v", s.absRoot, s.detail.UserSpace.ShardStore.MaxSize)
+	s.getLogger().Infof("component start, root: %v, max size: %v", s.storeAbsRoot, s.detail.UserSpace.ShardStore.MaxSize)
 }
 
 func (s *ShardStore) Stop() {
@@ -42,12 +44,14 @@ func (s *ShardStore) Stop() {
 }
 
 func (s *ShardStore) Store(path string, hash clitypes.FileHash, size int64) (types.FileInfo, error) {
+	fullTempPath := filepath.Join(s.stgRoot, path)
+
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
 	log := s.getLogger()
 
-	log.Debugf("%v bypass uploaded, size: %v, hash: %v", path, size, hash)
+	log.Debugf("%v bypass uploaded, size: %v, hash: %v", fullTempPath, size, hash)
 
 	blockDir := s.getFileDirFromHash(hash)
 	err := os.MkdirAll(blockDir, 0755)
@@ -59,9 +63,9 @@ func (s *ShardStore) Store(path string, hash clitypes.FileHash, size int64) (typ
 	newPath := filepath.Join(blockDir, string(hash))
 	_, err = os.Stat(newPath)
 	if os.IsNotExist(err) {
-		err = os.Rename(path, newPath)
+		err = os.Rename(fullTempPath, newPath)
 		if err != nil {
-			log.Warnf("rename %v to %v: %v", path, newPath, err)
+			log.Warnf("rename %v to %v: %v", fullTempPath, newPath, err)
 			return types.FileInfo{}, fmt.Errorf("rename file: %w", err)
 		}
 
@@ -90,7 +94,7 @@ func (s *ShardStore) Info(hash clitypes.FileHash) (types.FileInfo, error) {
 	return types.FileInfo{
 		Hash: hash,
 		Size: info.Size(),
-		Path: filePath,
+		Path: s.getSlashFilePathFromHash(hash),
 	}, nil
 }
 
@@ -100,7 +104,7 @@ func (s *ShardStore) ListAll() ([]types.FileInfo, error) {
 
 	var infos []types.FileInfo
 
-	err := filepath.WalkDir(s.absRoot, func(path string, d fs.DirEntry, err error) error {
+	err := filepath.WalkDir(s.storeAbsRoot, func(path string, d fs.DirEntry, err error) error {
 		if err != nil {
 			return err
 		}
@@ -144,7 +148,7 @@ func (s *ShardStore) GC(avaiables []clitypes.FileHash) error {
 
 	cnt := 0
 
-	err := filepath.WalkDir(s.absRoot, func(path string, d fs.DirEntry, err error) error {
+	err := filepath.WalkDir(s.storeAbsRoot, func(path string, d fs.DirEntry, err error) error {
 		if err != nil {
 			return err
 		}
@@ -196,11 +200,11 @@ func (s *ShardStore) getLogger() logger.Logger {
 }
 
 func (s *ShardStore) getFileDirFromHash(hash clitypes.FileHash) string {
-	return filepath.Join(s.absRoot, hash.GetHashPrefix(2))
+	return filepath.Join(s.storeAbsRoot, hash.GetHashPrefix(2))
 }
 
 func (s *ShardStore) getFilePathFromHash(hash clitypes.FileHash) string {
-	return filepath.Join(s.absRoot, hash.GetHashPrefix(2), string(hash))
+	return filepath.Join(s.storeAbsRoot, hash.GetHashPrefix(2), string(hash))
 }
 
 func (s *ShardStore) getSlashFilePathFromHash(hash clitypes.FileHash) string {
diff --git a/coordinator/types/types.go b/coordinator/types/types.go
index 664cc1b..a83b2cb 100644
--- a/coordinator/types/types.go
+++ b/coordinator/types/types.go
@@ -78,7 +78,7 @@ func (User) TableName() string {
 }
 
 type HubLocation struct {
-	HubID       HubID  `gorm:"column:HubID; primaryKey; type:bigint" json:"hubID"`
+	HubID       HubID  `gorm:"column:HubID; type:bigint" json:"hubID"`
 	StorageName string `gorm:"column:StorageName; type:varchar(255); not null" json:"storageName"`
 	Location    string `gorm:"column:Location; type:varchar(255); not null" json:"location"`
 }