From 425caf16c15f25ffdc61fdb77a84b18c02af062b Mon Sep 17 00:00:00 2001
From: Nick Petrovic <4001122+nickpetrovic@users.noreply.github.com>
Date: Wed, 8 Jan 2025 22:44:42 -0500
Subject: [PATCH] add local jfs gateway, fix edge cases, dynamic chunk size

---
 hack/k3d.yaml                                 |   3 +
 .../juicefs/helm-chart-generator.yaml         |  36 +
 .../components/juicefs/kustomization.yaml     |  11 +
 .../overlays/cluster-dev/kustomization.yaml   |   8 +
 pkg/abstractions/volume/volume.go             |  30 +
 pkg/abstractions/volume/volume.proto          |  10 +
 pkg/common/config.default.yaml                |   6 +-
 proto/volume.pb.go                            | 630 +++++++++++-------
 proto/volume_grpc.pb.go                       |  37 +
 sdk/poetry.lock                               |   4 +-
 sdk/pyproject.toml                            |   2 +-
 sdk/src/beta9/cli/volume.py                   |  35 +-
 sdk/src/beta9/clients/volume/__init__.py      |  19 +
 sdk/src/beta9/multipart.py                    | 102 ++-
 14 files changed, 641 insertions(+), 292 deletions(-)

diff --git a/hack/k3d.yaml b/hack/k3d.yaml
index 84be69aae..41cf37969 100644
--- a/hack/k3d.yaml
+++ b/hack/k3d.yaml
@@ -19,6 +19,9 @@ ports:
 - port: 8008:8008
   nodeFilters:
   - loadbalancer
+- port: 9900:9900
+  nodeFilters:
+  - loadbalancer
 
 volumes:
 - volume: $PWD/manifests/k3d:k3s-manifests-custom
diff --git a/manifests/kustomize/components/juicefs/helm-chart-generator.yaml b/manifests/kustomize/components/juicefs/helm-chart-generator.yaml
index 532b21569..c9a81974b 100644
--- a/manifests/kustomize/components/juicefs/helm-chart-generator.yaml
+++ b/manifests/kustomize/components/juicefs/helm-chart-generator.yaml
@@ -19,3 +19,39 @@ valuesInline:
   master:
     persistence:
       size: 1Gi
+---
+apiVersion: builtin
+kind: HelmChartInflationGenerator
+metadata:
+  name: &name juicefs-s3-gateway
+releaseName: *name
+name: &name juicefs-s3-gateway
+repo: https://juicedata.github.io/charts/
+version: 0.11.2
+namespace: beta9
+includeCRDs: true
+skipTests: true
+valuesInline:
+  nameOverride: *name
+  fullnameOverride: *name
+  port: 9900
+  service:
+    type: LoadBalancer
+  secret:
+    name: beta9-fs
+    metaurl: redis://juicefs-redis-master:6379/0
+    storage: s3
+    accessKey: test
+    secretKey: test-test-test
+    bucket: http://localstack:4566/juicefs
+
+  # -- JuiceFS format options. Separated by spaces
+  # Example: "--inodes=1000000 --block-size=4M"
+  # Ref: https://juicefs.com/docs/community/command_reference#format
+  formatOptions: "--block-size=4096 --no-update"
+
+  # -- Gateway Options. Separated by spaces
+  # Example: "--get-timeout=60 --put-timeout=60"
+  # CE Ref: https://juicefs.com/docs/community/command_reference#gateway
+  # EE Ref: https://juicefs.com/docs/cloud/reference/command_reference/#gateway
+  options: "--buffer-size=300 --cache-size=0 --prefetch=-1 --no-usage-report"
diff --git a/manifests/kustomize/components/juicefs/kustomization.yaml b/manifests/kustomize/components/juicefs/kustomization.yaml
index 1cbf89403..f4cb30563 100644
--- a/manifests/kustomize/components/juicefs/kustomization.yaml
+++ b/manifests/kustomize/components/juicefs/kustomization.yaml
@@ -4,3 +4,14 @@ kind: Component
 
 generators:
 - helm-chart-generator.yaml
+
+patches:
+- target:
+    kind: Deployment
+    name: juicefs-s3-gateway
+  patch: |-
+    - op: remove
+      path: /spec/template/spec/containers/0/env/0/valueFrom
+    - op: add
+      path: /spec/template/spec/containers/0/env/0/value
+      value: 0.0.0.0
diff --git a/manifests/kustomize/overlays/cluster-dev/kustomization.yaml b/manifests/kustomize/overlays/cluster-dev/kustomization.yaml
index 176f58d2c..51df7f0db 100644
--- a/manifests/kustomize/overlays/cluster-dev/kustomization.yaml
+++ b/manifests/kustomize/overlays/cluster-dev/kustomization.yaml
@@ -61,3 +61,11 @@ patches:
     - op: replace
       path: /spec/replicas
       value: 0
+# Replace RollingUpdate with Recreate for all Deployments in this overlay
+- target:
+    kind: Deployment
+  patch: |
+    - op: add
+      path: /spec/strategy
+      value:
+        type: Recreate
diff --git a/pkg/abstractions/volume/volume.go b/pkg/abstractions/volume/volume.go
index b34aea046..73ba3c24e 100644
--- a/pkg/abstractions/volume/volume.go
+++ b/pkg/abstractions/volume/volume.go
@@ -228,6 +228,36 @@ func (vs *GlobalVolumeService) MovePath(ctx context.Context, in *pb.MovePathRequ
 	}, nil
 }
 
+func (vs *GlobalVolumeService) StatPath(ctx context.Context, in *pb.StatPathRequest) (*pb.StatPathResponse, error) {
+	authInfo, _ := auth.AuthInfoFromContext(ctx)
+
+	path, err := vs.getFilePath(ctx, in.Path, authInfo.Workspace)
+	if err != nil {
+		return &pb.StatPathResponse{
+			Ok:     false,
+			ErrMsg: err.Error(),
+		}, nil
+	}
+
+	info, err := os.Stat(path)
+	if err != nil {
+		return &pb.StatPathResponse{
+			Ok:     true,
+			ErrMsg: "Path does not exist",
+		}, nil
+	}
+
+	return &pb.StatPathResponse{
+		Ok: true,
+		PathInfo: &pb.PathInfo{
+			Path:    in.Path,
+			Size:    uint64(info.Size()),
+			ModTime: timestamppb.New(info.ModTime()),
+			IsDir:   info.IsDir(),
+		},
+	}, nil
+}
+
 // Volume business logic
 func (vs *GlobalVolumeService) getOrCreateVolume(ctx context.Context, workspace *types.Workspace, volumeName string) (*types.Volume, error) {
 	volume, err := vs.backendRepo.GetOrCreateVolume(ctx, workspace.Id, volumeName)
diff --git a/pkg/abstractions/volume/volume.proto b/pkg/abstractions/volume/volume.proto
index 6a864b8c6..5bf3a39e7 100644
--- a/pkg/abstractions/volume/volume.proto
+++ b/pkg/abstractions/volume/volume.proto
@@ -13,6 +13,7 @@ service VolumeService {
   rpc DeletePath(DeletePathRequest) returns (DeletePathResponse) {}
   rpc CopyPathStream(stream CopyPathRequest) returns (CopyPathResponse) {}
   rpc MovePath(MovePathRequest) returns (MovePathResponse) {}
+  rpc StatPath(StatPathRequest) returns (StatPathResponse) {}
 
   // Multipart Upload
   rpc CreatePresignedURL(CreatePresignedURLRequest) returns (CreatePresignedURLResponse) {}
@@ -107,6 +108,15 @@ message MovePathResponse {
   string new_path = 3;
 }
 
+message StatPathRequest {
+  string path = 1;
+}
+
+message StatPathResponse {
+  bool ok = 1;
+  string err_msg = 2;
+  PathInfo path_info = 3;
+}
 
 message PresignedURLParams {
   string upload_id = 1;
diff --git a/pkg/common/config.default.yaml b/pkg/common/config.default.yaml
index 1637baf06..c9c5674a4 100644
--- a/pkg/common/config.default.yaml
+++ b/pkg/common/config.default.yaml
@@ -57,10 +57,10 @@ gateway:
     maxReplicas: 10
     maxGpuCount: 2
 fileService:
-  endpointUrl: https://data-stage-beam-cloud.fly.dev
+  endpointUrl: http://juicefs-s3-gateway.beta9.svc.cluster.local:9900
   bucketName: beta9-fs
-  accessKey:
-  secretKey:
+  accessKey: test
+  secretKey: test-test-test
   region:
 imageService:
   localCacheEnabled: true
diff --git a/proto/volume.pb.go b/proto/volume.pb.go
index e0741c61c..c8db13478 100644
--- a/proto/volume.pb.go
+++ b/proto/volume.pb.go
@@ -1008,6 +1008,116 @@ func (x *MovePathResponse) GetNewPath() string {
 	return ""
 }
 
+type StatPathRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Path string `protobuf:"bytes,1,opt,name=path,proto3" json:"path,omitempty"`
+}
+
+func (x *StatPathRequest) Reset() {
+	*x = StatPathRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_volume_proto_msgTypes[16]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *StatPathRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StatPathRequest) ProtoMessage() {}
+
+func (x *StatPathRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_volume_proto_msgTypes[16]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StatPathRequest.ProtoReflect.Descriptor instead.
+func (*StatPathRequest) Descriptor() ([]byte, []int) {
+	return file_volume_proto_rawDescGZIP(), []int{16}
+}
+
+func (x *StatPathRequest) GetPath() string {
+	if x != nil {
+		return x.Path
+	}
+	return ""
+}
+
+type StatPathResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Ok       bool      `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
+	ErrMsg   string    `protobuf:"bytes,2,opt,name=err_msg,json=errMsg,proto3" json:"err_msg,omitempty"`
+	PathInfo *PathInfo `protobuf:"bytes,3,opt,name=path_info,json=pathInfo,proto3" json:"path_info,omitempty"`
+}
+
+func (x *StatPathResponse) Reset() {
+	*x = StatPathResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_volume_proto_msgTypes[17]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *StatPathResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StatPathResponse) ProtoMessage() {}
+
+func (x *StatPathResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_volume_proto_msgTypes[17]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StatPathResponse.ProtoReflect.Descriptor instead.
+func (*StatPathResponse) Descriptor() ([]byte, []int) {
+	return file_volume_proto_rawDescGZIP(), []int{17}
+}
+
+func (x *StatPathResponse) GetOk() bool {
+	if x != nil {
+		return x.Ok
+	}
+	return false
+}
+
+func (x *StatPathResponse) GetErrMsg() string {
+	if x != nil {
+		return x.ErrMsg
+	}
+	return ""
+}
+
+func (x *StatPathResponse) GetPathInfo() *PathInfo {
+	if x != nil {
+		return x.PathInfo
+	}
+	return nil
+}
+
 type PresignedURLParams struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1022,7 +1132,7 @@ type PresignedURLParams struct {
 func (x *PresignedURLParams) Reset() {
 	*x = PresignedURLParams{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[16]
+		mi := &file_volume_proto_msgTypes[18]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1035,7 +1145,7 @@ func (x *PresignedURLParams) String() string {
 func (*PresignedURLParams) ProtoMessage() {}
 
 func (x *PresignedURLParams) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[16]
+	mi := &file_volume_proto_msgTypes[18]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1048,7 +1158,7 @@ func (x *PresignedURLParams) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PresignedURLParams.ProtoReflect.Descriptor instead.
 func (*PresignedURLParams) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{16}
+	return file_volume_proto_rawDescGZIP(), []int{18}
 }
 
 func (x *PresignedURLParams) GetUploadId() string {
@@ -1094,7 +1204,7 @@ type CreatePresignedURLRequest struct {
 func (x *CreatePresignedURLRequest) Reset() {
 	*x = CreatePresignedURLRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[17]
+		mi := &file_volume_proto_msgTypes[19]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1107,7 +1217,7 @@ func (x *CreatePresignedURLRequest) String() string {
 func (*CreatePresignedURLRequest) ProtoMessage() {}
 
 func (x *CreatePresignedURLRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[17]
+	mi := &file_volume_proto_msgTypes[19]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1120,7 +1230,7 @@ func (x *CreatePresignedURLRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreatePresignedURLRequest.ProtoReflect.Descriptor instead.
 func (*CreatePresignedURLRequest) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{17}
+	return file_volume_proto_rawDescGZIP(), []int{19}
 }
 
 func (x *CreatePresignedURLRequest) GetVolumeName() string {
@@ -1171,7 +1281,7 @@ type CreatePresignedURLResponse struct {
 func (x *CreatePresignedURLResponse) Reset() {
 	*x = CreatePresignedURLResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[18]
+		mi := &file_volume_proto_msgTypes[20]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1184,7 +1294,7 @@ func (x *CreatePresignedURLResponse) String() string {
 func (*CreatePresignedURLResponse) ProtoMessage() {}
 
 func (x *CreatePresignedURLResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[18]
+	mi := &file_volume_proto_msgTypes[20]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1197,7 +1307,7 @@ func (x *CreatePresignedURLResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreatePresignedURLResponse.ProtoReflect.Descriptor instead.
 func (*CreatePresignedURLResponse) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{18}
+	return file_volume_proto_rawDescGZIP(), []int{20}
 }
 
 func (x *CreatePresignedURLResponse) GetOk() bool {
@@ -1235,7 +1345,7 @@ type CreateMultipartUploadRequest struct {
 func (x *CreateMultipartUploadRequest) Reset() {
 	*x = CreateMultipartUploadRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[19]
+		mi := &file_volume_proto_msgTypes[21]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1248,7 +1358,7 @@ func (x *CreateMultipartUploadRequest) String() string {
 func (*CreateMultipartUploadRequest) ProtoMessage() {}
 
 func (x *CreateMultipartUploadRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[19]
+	mi := &file_volume_proto_msgTypes[21]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1261,7 +1371,7 @@ func (x *CreateMultipartUploadRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreateMultipartUploadRequest.ProtoReflect.Descriptor instead.
 func (*CreateMultipartUploadRequest) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{19}
+	return file_volume_proto_rawDescGZIP(), []int{21}
 }
 
 func (x *CreateMultipartUploadRequest) GetVolumeName() string {
@@ -1306,7 +1416,7 @@ type FileUploadPart struct {
 func (x *FileUploadPart) Reset() {
 	*x = FileUploadPart{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[20]
+		mi := &file_volume_proto_msgTypes[22]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1319,7 +1429,7 @@ func (x *FileUploadPart) String() string {
 func (*FileUploadPart) ProtoMessage() {}
 
 func (x *FileUploadPart) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[20]
+	mi := &file_volume_proto_msgTypes[22]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1332,7 +1442,7 @@ func (x *FileUploadPart) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FileUploadPart.ProtoReflect.Descriptor instead.
 func (*FileUploadPart) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{20}
+	return file_volume_proto_rawDescGZIP(), []int{22}
 }
 
 func (x *FileUploadPart) GetNumber() uint32 {
@@ -1377,7 +1487,7 @@ type CreateMultipartUploadResponse struct {
 func (x *CreateMultipartUploadResponse) Reset() {
 	*x = CreateMultipartUploadResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[21]
+		mi := &file_volume_proto_msgTypes[23]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1390,7 +1500,7 @@ func (x *CreateMultipartUploadResponse) String() string {
 func (*CreateMultipartUploadResponse) ProtoMessage() {}
 
 func (x *CreateMultipartUploadResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[21]
+	mi := &file_volume_proto_msgTypes[23]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1403,7 +1513,7 @@ func (x *CreateMultipartUploadResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreateMultipartUploadResponse.ProtoReflect.Descriptor instead.
 func (*CreateMultipartUploadResponse) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{21}
+	return file_volume_proto_rawDescGZIP(), []int{23}
 }
 
 func (x *CreateMultipartUploadResponse) GetOk() bool {
@@ -1446,7 +1556,7 @@ type CompletedPart struct {
 func (x *CompletedPart) Reset() {
 	*x = CompletedPart{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[22]
+		mi := &file_volume_proto_msgTypes[24]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1459,7 +1569,7 @@ func (x *CompletedPart) String() string {
 func (*CompletedPart) ProtoMessage() {}
 
 func (x *CompletedPart) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[22]
+	mi := &file_volume_proto_msgTypes[24]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1472,7 +1582,7 @@ func (x *CompletedPart) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CompletedPart.ProtoReflect.Descriptor instead.
 func (*CompletedPart) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{22}
+	return file_volume_proto_rawDescGZIP(), []int{24}
 }
 
 func (x *CompletedPart) GetNumber() uint32 {
@@ -1503,7 +1613,7 @@ type CompleteMultipartUploadRequest struct {
 func (x *CompleteMultipartUploadRequest) Reset() {
 	*x = CompleteMultipartUploadRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[23]
+		mi := &file_volume_proto_msgTypes[25]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1516,7 +1626,7 @@ func (x *CompleteMultipartUploadRequest) String() string {
 func (*CompleteMultipartUploadRequest) ProtoMessage() {}
 
 func (x *CompleteMultipartUploadRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[23]
+	mi := &file_volume_proto_msgTypes[25]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1529,7 +1639,7 @@ func (x *CompleteMultipartUploadRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CompleteMultipartUploadRequest.ProtoReflect.Descriptor instead.
 func (*CompleteMultipartUploadRequest) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{23}
+	return file_volume_proto_rawDescGZIP(), []int{25}
 }
 
 func (x *CompleteMultipartUploadRequest) GetUploadId() string {
@@ -1572,7 +1682,7 @@ type CompleteMultipartUploadResponse struct {
 func (x *CompleteMultipartUploadResponse) Reset() {
 	*x = CompleteMultipartUploadResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[24]
+		mi := &file_volume_proto_msgTypes[26]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1585,7 +1695,7 @@ func (x *CompleteMultipartUploadResponse) String() string {
 func (*CompleteMultipartUploadResponse) ProtoMessage() {}
 
 func (x *CompleteMultipartUploadResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[24]
+	mi := &file_volume_proto_msgTypes[26]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1598,7 +1708,7 @@ func (x *CompleteMultipartUploadResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CompleteMultipartUploadResponse.ProtoReflect.Descriptor instead.
 func (*CompleteMultipartUploadResponse) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{24}
+	return file_volume_proto_rawDescGZIP(), []int{26}
 }
 
 func (x *CompleteMultipartUploadResponse) GetOk() bool {
@@ -1628,7 +1738,7 @@ type AbortMultipartUploadRequest struct {
 func (x *AbortMultipartUploadRequest) Reset() {
 	*x = AbortMultipartUploadRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[25]
+		mi := &file_volume_proto_msgTypes[27]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1641,7 +1751,7 @@ func (x *AbortMultipartUploadRequest) String() string {
 func (*AbortMultipartUploadRequest) ProtoMessage() {}
 
 func (x *AbortMultipartUploadRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[25]
+	mi := &file_volume_proto_msgTypes[27]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1654,7 +1764,7 @@ func (x *AbortMultipartUploadRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AbortMultipartUploadRequest.ProtoReflect.Descriptor instead.
 func (*AbortMultipartUploadRequest) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{25}
+	return file_volume_proto_rawDescGZIP(), []int{27}
 }
 
 func (x *AbortMultipartUploadRequest) GetUploadId() string {
@@ -1690,7 +1800,7 @@ type AbortMultipartUploadResponse struct {
 func (x *AbortMultipartUploadResponse) Reset() {
 	*x = AbortMultipartUploadResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_volume_proto_msgTypes[26]
+		mi := &file_volume_proto_msgTypes[28]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1703,7 +1813,7 @@ func (x *AbortMultipartUploadResponse) String() string {
 func (*AbortMultipartUploadResponse) ProtoMessage() {}
 
 func (x *AbortMultipartUploadResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_volume_proto_msgTypes[26]
+	mi := &file_volume_proto_msgTypes[28]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1716,7 +1826,7 @@ func (x *AbortMultipartUploadResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AbortMultipartUploadResponse.ProtoReflect.Descriptor instead.
 func (*AbortMultipartUploadResponse) Descriptor() ([]byte, []int) {
-	return file_volume_proto_rawDescGZIP(), []int{26}
+	return file_volume_proto_rawDescGZIP(), []int{28}
 }
 
 func (x *AbortMultipartUploadResponse) GetOk() bool {
@@ -1827,164 +1937,177 @@ var file_volume_proto_rawDesc = []byte{
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 }
 
 var (
@@ -2000,7 +2123,7 @@ func file_volume_proto_rawDescGZIP() []byte {
 }
 
 var file_volume_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_volume_proto_msgTypes = make([]protoimpl.MessageInfo, 27)
+var file_volume_proto_msgTypes = make([]protoimpl.MessageInfo, 29)
 var file_volume_proto_goTypes = []interface{}{
 	(PresignedURLMethod)(0),                 // 0: volume.PresignedURLMethod
 	(*VolumeInstance)(nil),                  // 1: volume.VolumeInstance
@@ -2019,57 +2142,62 @@ var file_volume_proto_goTypes = []interface{}{
 	(*ListVolumesResponse)(nil),             // 14: volume.ListVolumesResponse
 	(*MovePathRequest)(nil),                 // 15: volume.MovePathRequest
 	(*MovePathResponse)(nil),                // 16: volume.MovePathResponse
-	(*PresignedURLParams)(nil),              // 17: volume.PresignedURLParams
-	(*CreatePresignedURLRequest)(nil),       // 18: volume.CreatePresignedURLRequest
-	(*CreatePresignedURLResponse)(nil),      // 19: volume.CreatePresignedURLResponse
-	(*CreateMultipartUploadRequest)(nil),    // 20: volume.CreateMultipartUploadRequest
-	(*FileUploadPart)(nil),                  // 21: volume.FileUploadPart
-	(*CreateMultipartUploadResponse)(nil),   // 22: volume.CreateMultipartUploadResponse
-	(*CompletedPart)(nil),                   // 23: volume.CompletedPart
-	(*CompleteMultipartUploadRequest)(nil),  // 24: volume.CompleteMultipartUploadRequest
-	(*CompleteMultipartUploadResponse)(nil), // 25: volume.CompleteMultipartUploadResponse
-	(*AbortMultipartUploadRequest)(nil),     // 26: volume.AbortMultipartUploadRequest
-	(*AbortMultipartUploadResponse)(nil),    // 27: volume.AbortMultipartUploadResponse
-	(*timestamppb.Timestamp)(nil),           // 28: google.protobuf.Timestamp
+	(*StatPathRequest)(nil),                 // 17: volume.StatPathRequest
+	(*StatPathResponse)(nil),                // 18: volume.StatPathResponse
+	(*PresignedURLParams)(nil),              // 19: volume.PresignedURLParams
+	(*CreatePresignedURLRequest)(nil),       // 20: volume.CreatePresignedURLRequest
+	(*CreatePresignedURLResponse)(nil),      // 21: volume.CreatePresignedURLResponse
+	(*CreateMultipartUploadRequest)(nil),    // 22: volume.CreateMultipartUploadRequest
+	(*FileUploadPart)(nil),                  // 23: volume.FileUploadPart
+	(*CreateMultipartUploadResponse)(nil),   // 24: volume.CreateMultipartUploadResponse
+	(*CompletedPart)(nil),                   // 25: volume.CompletedPart
+	(*CompleteMultipartUploadRequest)(nil),  // 26: volume.CompleteMultipartUploadRequest
+	(*CompleteMultipartUploadResponse)(nil), // 27: volume.CompleteMultipartUploadResponse
+	(*AbortMultipartUploadRequest)(nil),     // 28: volume.AbortMultipartUploadRequest
+	(*AbortMultipartUploadResponse)(nil),    // 29: volume.AbortMultipartUploadResponse
+	(*timestamppb.Timestamp)(nil),           // 30: google.protobuf.Timestamp
 }
 var file_volume_proto_depIdxs = []int32{
-	28, // 0: volume.VolumeInstance.created_at:type_name -> google.protobuf.Timestamp
-	28, // 1: volume.VolumeInstance.updated_at:type_name -> google.protobuf.Timestamp
+	30, // 0: volume.VolumeInstance.created_at:type_name -> google.protobuf.Timestamp
+	30, // 1: volume.VolumeInstance.updated_at:type_name -> google.protobuf.Timestamp
 	1,  // 2: volume.GetOrCreateVolumeResponse.volume:type_name -> volume.VolumeInstance
-	28, // 3: volume.PathInfo.mod_time:type_name -> google.protobuf.Timestamp
+	30, // 3: volume.PathInfo.mod_time:type_name -> google.protobuf.Timestamp
 	6,  // 4: volume.ListPathResponse.path_infos:type_name -> volume.PathInfo
 	1,  // 5: volume.ListVolumesResponse.volumes:type_name -> volume.VolumeInstance
-	0,  // 6: volume.CreatePresignedURLRequest.method:type_name -> volume.PresignedURLMethod
-	17, // 7: volume.CreatePresignedURLRequest.params:type_name -> volume.PresignedURLParams
-	21, // 8: volume.CreateMultipartUploadResponse.file_upload_parts:type_name -> volume.FileUploadPart
-	23, // 9: volume.CompleteMultipartUploadRequest.completed_parts:type_name -> volume.CompletedPart
-	2,  // 10: volume.VolumeService.GetOrCreateVolume:input_type -> volume.GetOrCreateVolumeRequest
-	4,  // 11: volume.VolumeService.DeleteVolume:input_type -> volume.DeleteVolumeRequest
-	13, // 12: volume.VolumeService.ListVolumes:input_type -> volume.ListVolumesRequest
-	7,  // 13: volume.VolumeService.ListPath:input_type -> volume.ListPathRequest
-	9,  // 14: volume.VolumeService.DeletePath:input_type -> volume.DeletePathRequest
-	11, // 15: volume.VolumeService.CopyPathStream:input_type -> volume.CopyPathRequest
-	15, // 16: volume.VolumeService.MovePath:input_type -> volume.MovePathRequest
-	18, // 17: volume.VolumeService.CreatePresignedURL:input_type -> volume.CreatePresignedURLRequest
-	20, // 18: volume.VolumeService.CreateMultipartUpload:input_type -> volume.CreateMultipartUploadRequest
-	24, // 19: volume.VolumeService.CompleteMultipartUpload:input_type -> volume.CompleteMultipartUploadRequest
-	26, // 20: volume.VolumeService.AbortMultipartUpload:input_type -> volume.AbortMultipartUploadRequest
-	3,  // 21: volume.VolumeService.GetOrCreateVolume:output_type -> volume.GetOrCreateVolumeResponse
-	5,  // 22: volume.VolumeService.DeleteVolume:output_type -> volume.DeleteVolumeResponse
-	14, // 23: volume.VolumeService.ListVolumes:output_type -> volume.ListVolumesResponse
-	8,  // 24: volume.VolumeService.ListPath:output_type -> volume.ListPathResponse
-	10, // 25: volume.VolumeService.DeletePath:output_type -> volume.DeletePathResponse
-	12, // 26: volume.VolumeService.CopyPathStream:output_type -> volume.CopyPathResponse
-	16, // 27: volume.VolumeService.MovePath:output_type -> volume.MovePathResponse
-	19, // 28: volume.VolumeService.CreatePresignedURL:output_type -> volume.CreatePresignedURLResponse
-	22, // 29: volume.VolumeService.CreateMultipartUpload:output_type -> volume.CreateMultipartUploadResponse
-	25, // 30: volume.VolumeService.CompleteMultipartUpload:output_type -> volume.CompleteMultipartUploadResponse
-	27, // 31: volume.VolumeService.AbortMultipartUpload:output_type -> volume.AbortMultipartUploadResponse
-	21, // [21:32] is the sub-list for method output_type
-	10, // [10:21] is the sub-list for method input_type
-	10, // [10:10] is the sub-list for extension type_name
-	10, // [10:10] is the sub-list for extension extendee
-	0,  // [0:10] is the sub-list for field type_name
+	6,  // 6: volume.StatPathResponse.path_info:type_name -> volume.PathInfo
+	0,  // 7: volume.CreatePresignedURLRequest.method:type_name -> volume.PresignedURLMethod
+	19, // 8: volume.CreatePresignedURLRequest.params:type_name -> volume.PresignedURLParams
+	23, // 9: volume.CreateMultipartUploadResponse.file_upload_parts:type_name -> volume.FileUploadPart
+	25, // 10: volume.CompleteMultipartUploadRequest.completed_parts:type_name -> volume.CompletedPart
+	2,  // 11: volume.VolumeService.GetOrCreateVolume:input_type -> volume.GetOrCreateVolumeRequest
+	4,  // 12: volume.VolumeService.DeleteVolume:input_type -> volume.DeleteVolumeRequest
+	13, // 13: volume.VolumeService.ListVolumes:input_type -> volume.ListVolumesRequest
+	7,  // 14: volume.VolumeService.ListPath:input_type -> volume.ListPathRequest
+	9,  // 15: volume.VolumeService.DeletePath:input_type -> volume.DeletePathRequest
+	11, // 16: volume.VolumeService.CopyPathStream:input_type -> volume.CopyPathRequest
+	15, // 17: volume.VolumeService.MovePath:input_type -> volume.MovePathRequest
+	17, // 18: volume.VolumeService.StatPath:input_type -> volume.StatPathRequest
+	20, // 19: volume.VolumeService.CreatePresignedURL:input_type -> volume.CreatePresignedURLRequest
+	22, // 20: volume.VolumeService.CreateMultipartUpload:input_type -> volume.CreateMultipartUploadRequest
+	26, // 21: volume.VolumeService.CompleteMultipartUpload:input_type -> volume.CompleteMultipartUploadRequest
+	28, // 22: volume.VolumeService.AbortMultipartUpload:input_type -> volume.AbortMultipartUploadRequest
+	3,  // 23: volume.VolumeService.GetOrCreateVolume:output_type -> volume.GetOrCreateVolumeResponse
+	5,  // 24: volume.VolumeService.DeleteVolume:output_type -> volume.DeleteVolumeResponse
+	14, // 25: volume.VolumeService.ListVolumes:output_type -> volume.ListVolumesResponse
+	8,  // 26: volume.VolumeService.ListPath:output_type -> volume.ListPathResponse
+	10, // 27: volume.VolumeService.DeletePath:output_type -> volume.DeletePathResponse
+	12, // 28: volume.VolumeService.CopyPathStream:output_type -> volume.CopyPathResponse
+	16, // 29: volume.VolumeService.MovePath:output_type -> volume.MovePathResponse
+	18, // 30: volume.VolumeService.StatPath:output_type -> volume.StatPathResponse
+	21, // 31: volume.VolumeService.CreatePresignedURL:output_type -> volume.CreatePresignedURLResponse
+	24, // 32: volume.VolumeService.CreateMultipartUpload:output_type -> volume.CreateMultipartUploadResponse
+	27, // 33: volume.VolumeService.CompleteMultipartUpload:output_type -> volume.CompleteMultipartUploadResponse
+	29, // 34: volume.VolumeService.AbortMultipartUpload:output_type -> volume.AbortMultipartUploadResponse
+	23, // [23:35] is the sub-list for method output_type
+	11, // [11:23] is the sub-list for method input_type
+	11, // [11:11] is the sub-list for extension type_name
+	11, // [11:11] is the sub-list for extension extendee
+	0,  // [0:11] is the sub-list for field type_name
 }
 
 func init() { file_volume_proto_init() }
@@ -2271,7 +2399,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*PresignedURLParams); i {
+			switch v := v.(*StatPathRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2283,7 +2411,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[17].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreatePresignedURLRequest); i {
+			switch v := v.(*StatPathResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2295,7 +2423,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[18].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreatePresignedURLResponse); i {
+			switch v := v.(*PresignedURLParams); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2307,7 +2435,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[19].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreateMultipartUploadRequest); i {
+			switch v := v.(*CreatePresignedURLRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2319,7 +2447,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[20].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FileUploadPart); i {
+			switch v := v.(*CreatePresignedURLResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2331,7 +2459,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[21].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CreateMultipartUploadResponse); i {
+			switch v := v.(*CreateMultipartUploadRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2343,7 +2471,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[22].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CompletedPart); i {
+			switch v := v.(*FileUploadPart); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2355,7 +2483,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[23].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CompleteMultipartUploadRequest); i {
+			switch v := v.(*CreateMultipartUploadResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2367,7 +2495,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[24].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CompleteMultipartUploadResponse); i {
+			switch v := v.(*CompletedPart); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2379,7 +2507,7 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[25].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*AbortMultipartUploadRequest); i {
+			switch v := v.(*CompleteMultipartUploadRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2391,6 +2519,30 @@ func file_volume_proto_init() {
 			}
 		}
 		file_volume_proto_msgTypes[26].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CompleteMultipartUploadResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_volume_proto_msgTypes[27].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*AbortMultipartUploadRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_volume_proto_msgTypes[28].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*AbortMultipartUploadResponse); i {
 			case 0:
 				return &v.state
@@ -2409,7 +2561,7 @@ func file_volume_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_volume_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   27,
+			NumMessages:   29,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/proto/volume_grpc.pb.go b/proto/volume_grpc.pb.go
index 91ad02743..a7073e02a 100644
--- a/proto/volume_grpc.pb.go
+++ b/proto/volume_grpc.pb.go
@@ -26,6 +26,7 @@ const (
 	VolumeService_DeletePath_FullMethodName              = "/volume.VolumeService/DeletePath"
 	VolumeService_CopyPathStream_FullMethodName          = "/volume.VolumeService/CopyPathStream"
 	VolumeService_MovePath_FullMethodName                = "/volume.VolumeService/MovePath"
+	VolumeService_StatPath_FullMethodName                = "/volume.VolumeService/StatPath"
 	VolumeService_CreatePresignedURL_FullMethodName      = "/volume.VolumeService/CreatePresignedURL"
 	VolumeService_CreateMultipartUpload_FullMethodName   = "/volume.VolumeService/CreateMultipartUpload"
 	VolumeService_CompleteMultipartUpload_FullMethodName = "/volume.VolumeService/CompleteMultipartUpload"
@@ -43,6 +44,7 @@ type VolumeServiceClient interface {
 	DeletePath(ctx context.Context, in *DeletePathRequest, opts ...grpc.CallOption) (*DeletePathResponse, error)
 	CopyPathStream(ctx context.Context, opts ...grpc.CallOption) (VolumeService_CopyPathStreamClient, error)
 	MovePath(ctx context.Context, in *MovePathRequest, opts ...grpc.CallOption) (*MovePathResponse, error)
+	StatPath(ctx context.Context, in *StatPathRequest, opts ...grpc.CallOption) (*StatPathResponse, error)
 	// Multipart Upload
 	CreatePresignedURL(ctx context.Context, in *CreatePresignedURLRequest, opts ...grpc.CallOption) (*CreatePresignedURLResponse, error)
 	CreateMultipartUpload(ctx context.Context, in *CreateMultipartUploadRequest, opts ...grpc.CallOption) (*CreateMultipartUploadResponse, error)
@@ -146,6 +148,15 @@ func (c *volumeServiceClient) MovePath(ctx context.Context, in *MovePathRequest,
 	return out, nil
 }
 
+func (c *volumeServiceClient) StatPath(ctx context.Context, in *StatPathRequest, opts ...grpc.CallOption) (*StatPathResponse, error) {
+	out := new(StatPathResponse)
+	err := c.cc.Invoke(ctx, VolumeService_StatPath_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *volumeServiceClient) CreatePresignedURL(ctx context.Context, in *CreatePresignedURLRequest, opts ...grpc.CallOption) (*CreatePresignedURLResponse, error) {
 	out := new(CreatePresignedURLResponse)
 	err := c.cc.Invoke(ctx, VolumeService_CreatePresignedURL_FullMethodName, in, out, opts...)
@@ -193,6 +204,7 @@ type VolumeServiceServer interface {
 	DeletePath(context.Context, *DeletePathRequest) (*DeletePathResponse, error)
 	CopyPathStream(VolumeService_CopyPathStreamServer) error
 	MovePath(context.Context, *MovePathRequest) (*MovePathResponse, error)
+	StatPath(context.Context, *StatPathRequest) (*StatPathResponse, error)
 	// Multipart Upload
 	CreatePresignedURL(context.Context, *CreatePresignedURLRequest) (*CreatePresignedURLResponse, error)
 	CreateMultipartUpload(context.Context, *CreateMultipartUploadRequest) (*CreateMultipartUploadResponse, error)
@@ -226,6 +238,9 @@ func (UnimplementedVolumeServiceServer) CopyPathStream(VolumeService_CopyPathStr
 func (UnimplementedVolumeServiceServer) MovePath(context.Context, *MovePathRequest) (*MovePathResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method MovePath not implemented")
 }
+func (UnimplementedVolumeServiceServer) StatPath(context.Context, *StatPathRequest) (*StatPathResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method StatPath not implemented")
+}
 func (UnimplementedVolumeServiceServer) CreatePresignedURL(context.Context, *CreatePresignedURLRequest) (*CreatePresignedURLResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method CreatePresignedURL not implemented")
 }
@@ -385,6 +400,24 @@ func _VolumeService_MovePath_Handler(srv interface{}, ctx context.Context, dec f
 	return interceptor(ctx, in, info, handler)
 }
 
+func _VolumeService_StatPath_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(StatPathRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(VolumeServiceServer).StatPath(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: VolumeService_StatPath_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(VolumeServiceServer).StatPath(ctx, req.(*StatPathRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _VolumeService_CreatePresignedURL_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(CreatePresignedURLRequest)
 	if err := dec(in); err != nil {
@@ -488,6 +521,10 @@ var VolumeService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "MovePath",
 			Handler:    _VolumeService_MovePath_Handler,
 		},
+		{
+			MethodName: "StatPath",
+			Handler:    _VolumeService_StatPath_Handler,
+		},
 		{
 			MethodName: "CreatePresignedURL",
 			Handler:    _VolumeService_CreatePresignedURL_Handler,
diff --git a/sdk/poetry.lock b/sdk/poetry.lock
index 9477f5a37..1ea4512fd 100644
--- a/sdk/poetry.lock
+++ b/sdk/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
@@ -1704,4 +1704,4 @@ test = ["websockets"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "1667031eb69e1901059f36bf0ab5c23c9686d9fb3fbcb23681d88f9fe09099c6"
+content-hash = "21d26d27372bea2fa37d00c3b086e3ae232fb1f99f69ec4584d164a513a823bc"
diff --git a/sdk/pyproject.toml b/sdk/pyproject.toml
index 1b634c54f..5ce238123 100644
--- a/sdk/pyproject.toml
+++ b/sdk/pyproject.toml
@@ -16,7 +16,7 @@ grpclib = "^0.4.7"
 grpcio = "1.67.0"
 asgiref = "^3.8.1"
 cloudpickle = "^3.0.0"
-rich = "^13.7.0"
+rich = "^13.9.4"
 click = "^8.1.7"
 protobuf = "^4.25.1"
 fastapi = "^0.110.2"
diff --git a/sdk/src/beta9/cli/volume.py b/sdk/src/beta9/cli/volume.py
index 09d16f224..a90725a35 100644
--- a/sdk/src/beta9/cli/volume.py
+++ b/sdk/src/beta9/cli/volume.py
@@ -190,22 +190,35 @@ def read_with_progress(
 
     Version 2:
 
-      This version supports copying files and directories to and from a volume.
+      Upload and download files or directories between a volume and your system.
 
       Examples:
 
-        # Upload a file to a volume
-        {cli_name} cp file.txt {cli_name}://myvol/
-        {cli_name} cp file.txt {cli_name}://myvol/file.txt
-        {cli_name} cp file.txt {cli_name}://myvol/file.new
+        # Upload a file
+        {cli_name} cp file.txt {cli_name}://myvol/              # ./file.txt => {cli_name}://myvol/file.txt
+        {cli_name} cp file.txt {cli_name}://myvol/file.txt      # ./file.txt => {cli_name}://myvol/file.txt
+        {cli_name} cp file.txt {cli_name}://myvol/file.new      # ./file.txt => {cli_name}://myvol/file.new
+        {cli_name} cp file.txt {cli_name}://myvol/hello         # ./file.txt => {cli_name}://myvol/hello.txt (keeps the extension)
 
-        # Upload a directory to a volume
-        {cli_name} cp mydir {cli_name}://myvol/
-        {cli_name} cp mydir {cli_name}://myvol/mydir
-        {cli_name} cp mydir {cli_name}://myvol/newdir
+        # Upload a directory
+        {cli_name} cp mydir {cli_name}://myvol                  # ./mydir/file.txt => {cli_name}://myvol/file.txt
+        {cli_name} cp mydir {cli_name}://myvol/mydir            # ./mydir/file.txt => {cli_name}://myvol/mydir/file.txt
+        {cli_name} cp mydir {cli_name}://myvol/newdir           # ./mydir/file.txt => {cli_name}://myvol/newdir/file.txt
 
-        # Copy a file from a volume to the local filesystem
-        {cli_name} cp {cli_name}://myvol/file.txt .
+        # Upload a directory (with trailing slash)
+        {cli_name} cp mydir {cli_name}://myvol/                 # ./mydir/file.txt => {cli_name}://myvol/mydir/file.txt
+        {cli_name} cp mydir {cli_name}://myvol/newdir/          # ./mydir/file.txt => {cli_name}://myvol/newdir/mydir/file.txt
+        {cli_name} cp . {cli_name}://myvol/                     # ./file.txt => {cli_name}://myvol/file.txt
+
+        # Download a file
+        {cli_name} cp {cli_name}://myvol/file.txt .             # {cli_name}://myvol/file.txt => ./file.txt
+        {cli_name} cp {cli_name}://myvol/file.txt file.new      # {cli_name}://myvol/file.txt => ./file.new
+
+        # Download a directory
+        {cli_name} cp {cli_name}://myvol/mydir .                # {cli_name}://myvol/mydir/file.txt => ./file.txt
+
+        # Download a directory (with trailing slash)
+        {cli_name} cp {cli_name}://myvol/mydir/ .               # {cli_name}://myvol/mydir/file.txt => ./mydir/file.txt
         \b
     """,
 )
diff --git a/sdk/src/beta9/clients/volume/__init__.py b/sdk/src/beta9/clients/volume/__init__.py
index 2e52f9a46..e0c622aa2 100644
--- a/sdk/src/beta9/clients/volume/__init__.py
+++ b/sdk/src/beta9/clients/volume/__init__.py
@@ -140,6 +140,18 @@ class MovePathResponse(betterproto.Message):
     new_path: str = betterproto.string_field(3)
 
 
+@dataclass(eq=False, repr=False)
+class StatPathRequest(betterproto.Message):
+    path: str = betterproto.string_field(1)
+
+
+@dataclass(eq=False, repr=False)
+class StatPathResponse(betterproto.Message):
+    ok: bool = betterproto.bool_field(1)
+    err_msg: str = betterproto.string_field(2)
+    path_info: "PathInfo" = betterproto.message_field(3)
+
+
 @dataclass(eq=False, repr=False)
 class PresignedUrlParams(betterproto.Message):
     upload_id: str = betterproto.string_field(1)
@@ -285,6 +297,13 @@ def move_path(self, move_path_request: "MovePathRequest") -> "MovePathResponse":
             MovePathResponse,
         )(move_path_request)
 
+    def stat_path(self, stat_path_request: "StatPathRequest") -> "StatPathResponse":
+        return self._unary_unary(
+            "/volume.VolumeService/StatPath",
+            StatPathRequest,
+            StatPathResponse,
+        )(stat_path_request)
+
     def create_presigned_url(
         self, create_presigned_url_request: "CreatePresignedUrlRequest"
     ) -> "CreatePresignedUrlResponse":
diff --git a/sdk/src/beta9/multipart.py b/sdk/src/beta9/multipart.py
index 7af5d0c2a..92b600b96 100644
--- a/sdk/src/beta9/multipart.py
+++ b/sdk/src/beta9/multipart.py
@@ -44,6 +44,7 @@
     FileUploadPart,
     ListPathRequest,
     PresignedUrlMethod,
+    StatPathRequest,
     VolumeServiceStub,
 )
 from .env import try_env
@@ -60,10 +61,11 @@
 
 _PROCESS_LOCAL: Final[local] = local()
 _MAX_WORKERS: Final[int] = try_env("MULTIPART_MAX_WORKERS", 3)
-_REQUEST_TIMEOUT: Final[int] = try_env("MULTIPART_REQUEST_TIMEOUT", 3)
+_REQUEST_TIMEOUT: Final[float] = try_env("MULTIPART_REQUEST_TIMEOUT", 0.5)
 
-UPLOAD_CHUNK_SIZE: Final[int] = try_env("MULTIPART_UPLOAD_CHUNK_SIZE", 4 * 1024 * 1024)
-DOWNLOAD_CHUNK_SIZE: Final[int] = try_env("MULTIPART_DOWNLOAD_CHUNK_SIZE", 32 * 1024 * 1024)
+# Value of 0 means the chunk size is calculated based on the file size
+UPLOAD_CHUNK_SIZE: Final[int] = try_env("MULTIPART_UPLOAD_CHUNK_SIZE", 0)
+DOWNLOAD_CHUNK_SIZE: Final[int] = try_env("MULTIPART_DOWNLOAD_CHUNK_SIZE", 0)
 
 
 class ProgressCallbackType(Protocol):
@@ -195,14 +197,12 @@ def _upload_part(file_path: Path, file_part: FileUploadPart, queue: Queue) -> Co
         Information about the completed part.
     """
     session = _get_session()
-
     chunk = _get_file_chunk(file_path, file_part.start, file_part.end)
-    chunk_size = len(chunk)
 
     class QueueBuffer(io.BytesIO):
         def read(self, size: Optional[int] = -1) -> bytes:
             b = super().read(size)
-            queue.put(len(b), block=False)
+            queue.put_nowait(len(b))
             return b
 
     try:
@@ -210,8 +210,9 @@ def read(self, size: Optional[int] = -1) -> bytes:
             url=file_part.url,
             data=QueueBuffer(chunk),
             headers={
-                "Content-Length": str(chunk_size),
+                "Content-Length": str(len(chunk)),
             },
+            timeout=_REQUEST_TIMEOUT,
         )
         response.raise_for_status()
         etag = response.headers["ETag"].replace('"', "")
@@ -246,7 +247,7 @@ def beta9_upload(
             bytes processed. Defaults to None.
         completion_callback: A context manager that wraps the completion of the upload.
             Defaults to None.
-        chunk_size: Size of each chunk in bytes. Defaults to 4 MiB.
+        chunk_size: Size of each chunk in bytes.
 
     Raises:
         CreateMultipartUploadError: If initializing the upload fails.
@@ -256,6 +257,7 @@ def beta9_upload(
     """
     # Initialize multipart upload
     file_size = file_path.stat().st_size
+    chunk_size = chunk_size or _calculate_chunk_size(file_size)
     initial = retry(times=3, delay=1.0)(service.create_multipart_upload)(
         CreateMultipartUploadRequest(
             volume_name=remote_path.volume_name,
@@ -271,7 +273,9 @@ def beta9_upload(
     try:
         with ExitStack() as stack:
             manager = stack.enter_context(Manager())
-            executor = stack.enter_context(ProcessPoolExecutor(_MAX_WORKERS, initializer=_init))
+
+            max_workers = min(_MAX_WORKERS, len(initial.file_upload_parts))
+            executor = stack.enter_context(ProcessPoolExecutor(max_workers, initializer=_init))
 
             queue = manager.Queue()
             stack.enter_context(_progress_updater(file_size, queue, progress_callback))
@@ -358,6 +362,34 @@ def _calculate_file_ranges(file_size: int, chunk_size: int) -> List[FileRange]:
     ]
 
 
+def clamp(value: int, min_value: int, max_value: int) -> int:
+    """
+    Clamp the value between min_value and max_value.
+    """
+    return max(min_value, min(value, max_value))
+
+
+def _calculate_chunk_size(
+    file_size: int,
+    optimal_chunk_size: int = 2 * 1024 * 1024,  # 2 MB
+    min_chunks: int = 1,
+    max_chunks: int = 200,
+) -> int:
+    """
+    Calculates an optimal chunk size based on the file size.
+    """
+    # Calculate desired number of chunks based on optimal chunk size
+    desired_chunks = math.ceil(file_size / optimal_chunk_size)
+
+    # Clamp the desired_chunks within min_chunks and max_chunks
+    desired_chunks = clamp(desired_chunks, min_chunks, max_chunks)
+
+    # Calculate the chunk size based on the clamped desired_chunks
+    chunk_size = math.ceil(file_size / desired_chunks)
+
+    return chunk_size
+
+
 @retry(times=10)
 def _download_chunk(
     url: str,
@@ -390,7 +422,7 @@ def _download_chunk(
         path = output_dir / f"data_{file_range.number}"
         with open(path, "wb") as file:
             for chunk in response.iter_content(chunk_size=1024 * 1024):
-                queue.put(file.write(chunk), block=False)
+                queue.put_nowait(file.write(chunk))
     except Exception as e:
         raise DownloadChunkError(file_range.number, file_range.start, file_range.end, str(e))
 
@@ -423,7 +455,7 @@ def beta9_download(
         remote_path: Path to the file on the volume.
         file_path: Path to save the file.
         callback: A callback that receives the total size and the number of bytes processed. Defaults to None.
-        chunk_size: Size of each chunk in bytes. Defaults to 32 MiB.
+        chunk_size: Size of each chunk in bytes.
 
     Raises:
         CreatePresignedUrlError: If a presigned URL cannot be created.
@@ -443,6 +475,7 @@ def beta9_download(
         raise CreatePresignedUrlError(presigned.err_msg)
 
     file_size = _get_file_size(presigned.url)
+    chunk_size = chunk_size or _calculate_chunk_size(file_size)
     file_ranges = _calculate_file_ranges(file_size, chunk_size)
 
     # Download and merge file ranges
@@ -460,7 +493,9 @@ def beta9_download(
     with ExitStack() as stack:
         manager = stack.enter_context(Manager())
         temp_dir = stack.enter_context(tempfile.TemporaryDirectory())
-        executor = stack.enter_context(ProcessPoolExecutor(_MAX_WORKERS, initializer=_init))
+
+        max_workers = min(_MAX_WORKERS, len(file_ranges))
+        executor = stack.enter_context(ProcessPoolExecutor(max_workers, initializer=_init))
 
         queue = manager.Queue()
         stack.enter_context(_progress_updater(file_size, queue, callback))
@@ -476,10 +511,6 @@ def beta9_download(
 
 
 class RemotePath:
-    scheme: str
-    volume_name: str
-    is_dir: Optional[bool] = None
-
     def __init__(
         self, scheme: str, volume_name: str, volume_path: str, is_dir: Optional[bool] = None
     ):
@@ -531,6 +562,8 @@ def name(self) -> str:
 
     @property
     def path(self) -> str:
+        if self.volume_path == "":
+            return self.volume_name + "/"
         return os.path.join(self.volume_name, self.volume_path)
 
 
@@ -596,18 +629,18 @@ def is_dir(self, remote_path: RemotePath) -> bool:
         if remote_path.volume_path == "":
             return True
 
-        res = self.service.list_path(ListPathRequest(path=remote_path.path))
+        res = self.service.stat_path(StatPathRequest(path=remote_path.path))
         if not res.ok:
             raise RuntimeError(f"{remote_path} ({res.err_msg})")
 
-        return any(p for p in res.path_infos if p.is_dir and p.path == remote_path.volume_path)
+        return res.path_info.is_dir if not res.err_msg else False
 
     def upload(self, local_path: Path, remote_path: RemotePath) -> None:
         # Recursively upload directories
         if local_path.is_dir():
             for item in local_path.iterdir():
                 if remote_path.volume_path.endswith("/"):
-                    volume_path = f"{remote_path.volume_path}/{local_path.name}/{item.name}"
+                    volume_path = f"{remote_path.volume_path}{local_path.name}/{item.name}"
                 else:
                     volume_path = f"{remote_path.volume_path}/{item.name}"
 
@@ -621,22 +654,15 @@ def upload(self, local_path: Path, remote_path: RemotePath) -> None:
         else:
             # Adjust remote_path for single-file upload
             if remote_path.volume_path.endswith("/"):
-                volume_path = remote_path.volume_path.rstrip("/")
-                volume_path = f"{volume_path}/{local_path.name}"
-
-                remote_path = RemotePath(
-                    scheme=remote_path.scheme,
-                    volume_name=remote_path.volume_name,
-                    volume_path=volume_path,
-                )
+                volume_path = f"{remote_path.volume_path}{local_path.name}".lstrip("/")
+                remote_path.volume_path = volume_path
             elif self.is_dir(remote_path):
                 volume_path = f"{remote_path.volume_path}/{local_path.name}".lstrip("/")
-
-                remote_path = RemotePath(
-                    scheme=remote_path.scheme,
-                    volume_name=remote_path.volume_name,
-                    volume_path=volume_path,
-                )
+                remote_path.volume_path = volume_path
+            elif local_path.suffix and "." not in remote_path.volume_path:
+                ext = ".".join(local_path.suffixes)
+                volume_path = f"{remote_path.volume_path}{ext}".lstrip("/")
+                remote_path.volume_path = volume_path
 
             progress_callback, completion_callback = self._setup_callbacks(remote_path)
             beta9_upload(
@@ -651,9 +677,13 @@ def download(self, remote_path: RemotePath, local_path: Path) -> None:
         # Recursively download directories
         if self.is_dir(remote_path):
             local_path.mkdir(parents=True, exist_ok=True)
-            for item in self.list_dir(remote_path):
-                rel_path = Path(item.volume_path).relative_to(remote_path.volume_path)
-                self.download(item, local_path / rel_path)
+
+            for rpath in self.list_dir(remote_path):
+                lpath = local_path / rpath.volume_path
+                if not remote_path.volume_path.endswith("/"):
+                    lpath = local_path / rpath.name
+
+                self.download(rpath, lpath)
         else:
             # Adjust local_path for single-file download
             if local_path.is_dir():