Add master_pb.ActivateEcGenerationRequest/Response RPC definition

weed/pb/master.proto

@@ -27,6 +27,8 @@ service Seaweed {
   }
   rpc LookupEcVolume (LookupEcVolumeRequest) returns (LookupEcVolumeResponse) {
   }
+  rpc ActivateEcGeneration (ActivateEcGenerationRequest) returns (ActivateEcGenerationResponse) {
+  }
   rpc VacuumVolume (VacuumVolumeRequest) returns (VacuumVolumeResponse) {
   }
   rpc DisableVacuum (DisableVacuumRequest) returns (DisableVacuumResponse) {
@@ -328,6 +330,16 @@ message LookupEcVolumeResponse {
   uint32 active_generation = 3; // current active generation for this volume
 }
 
+message ActivateEcGenerationRequest {
+  uint32 volume_id = 1;
+  string collection = 2;
+  uint32 generation = 3; // generation to activate
+}
+message ActivateEcGenerationResponse {
+  bool success = 1;
+  string error = 2; // error message if activation failed
+}
+
 message VacuumVolumeRequest {
   float garbage_threshold = 1;
   uint32 volume_id = 2;

weed/pb/master_pb/master_grpc.pb.go

@@ -29,6 +29,7 @@ const (
 	Seaweed_CollectionDelete_FullMethodName       = "/master_pb.Seaweed/CollectionDelete"
 	Seaweed_VolumeList_FullMethodName             = "/master_pb.Seaweed/VolumeList"
 	Seaweed_LookupEcVolume_FullMethodName         = "/master_pb.Seaweed/LookupEcVolume"
+	Seaweed_ActivateEcGeneration_FullMethodName   = "/master_pb.Seaweed/ActivateEcGeneration"
 	Seaweed_VacuumVolume_FullMethodName           = "/master_pb.Seaweed/VacuumVolume"
 	Seaweed_DisableVacuum_FullMethodName          = "/master_pb.Seaweed/DisableVacuum"
 	Seaweed_EnableVacuum_FullMethodName           = "/master_pb.Seaweed/EnableVacuum"
@@ -58,6 +59,7 @@ type SeaweedClient interface {
 	CollectionDelete(ctx context.Context, in *CollectionDeleteRequest, opts ...grpc.CallOption) (*CollectionDeleteResponse, error)
 	VolumeList(ctx context.Context, in *VolumeListRequest, opts ...grpc.CallOption) (*VolumeListResponse, error)
 	LookupEcVolume(ctx context.Context, in *LookupEcVolumeRequest, opts ...grpc.CallOption) (*LookupEcVolumeResponse, error)
+	ActivateEcGeneration(ctx context.Context, in *ActivateEcGenerationRequest, opts ...grpc.CallOption) (*ActivateEcGenerationResponse, error)
 	VacuumVolume(ctx context.Context, in *VacuumVolumeRequest, opts ...grpc.CallOption) (*VacuumVolumeResponse, error)
 	DisableVacuum(ctx context.Context, in *DisableVacuumRequest, opts ...grpc.CallOption) (*DisableVacuumResponse, error)
 	EnableVacuum(ctx context.Context, in *EnableVacuumRequest, opts ...grpc.CallOption) (*EnableVacuumResponse, error)
@@ -190,6 +192,16 @@ func (c *seaweedClient) LookupEcVolume(ctx context.Context, in *LookupEcVolumeRe
 	return out, nil
 }
 
+func (c *seaweedClient) ActivateEcGeneration(ctx context.Context, in *ActivateEcGenerationRequest, opts ...grpc.CallOption) (*ActivateEcGenerationResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(ActivateEcGenerationResponse)
+	err := c.cc.Invoke(ctx, Seaweed_ActivateEcGeneration_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *seaweedClient) VacuumVolume(ctx context.Context, in *VacuumVolumeRequest, opts ...grpc.CallOption) (*VacuumVolumeResponse, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(VacuumVolumeResponse)
@@ -334,6 +346,7 @@ type SeaweedServer interface {
 	CollectionDelete(context.Context, *CollectionDeleteRequest) (*CollectionDeleteResponse, error)
 	VolumeList(context.Context, *VolumeListRequest) (*VolumeListResponse, error)
 	LookupEcVolume(context.Context, *LookupEcVolumeRequest) (*LookupEcVolumeResponse, error)
+	ActivateEcGeneration(context.Context, *ActivateEcGenerationRequest) (*ActivateEcGenerationResponse, error)
 	VacuumVolume(context.Context, *VacuumVolumeRequest) (*VacuumVolumeResponse, error)
 	DisableVacuum(context.Context, *DisableVacuumRequest) (*DisableVacuumResponse, error)
 	EnableVacuum(context.Context, *EnableVacuumRequest) (*EnableVacuumResponse, error)
@@ -387,6 +400,9 @@ func (UnimplementedSeaweedServer) VolumeList(context.Context, *VolumeListRequest
 func (UnimplementedSeaweedServer) LookupEcVolume(context.Context, *LookupEcVolumeRequest) (*LookupEcVolumeResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method LookupEcVolume not implemented")
 }
+func (UnimplementedSeaweedServer) ActivateEcGeneration(context.Context, *ActivateEcGenerationRequest) (*ActivateEcGenerationResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ActivateEcGeneration not implemented")
+}
 func (UnimplementedSeaweedServer) VacuumVolume(context.Context, *VacuumVolumeRequest) (*VacuumVolumeResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method VacuumVolume not implemented")
 }
@@ -594,6 +610,24 @@ func _Seaweed_LookupEcVolume_Handler(srv interface{}, ctx context.Context, dec f
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Seaweed_ActivateEcGeneration_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ActivateEcGenerationRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(SeaweedServer).ActivateEcGeneration(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: Seaweed_ActivateEcGeneration_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(SeaweedServer).ActivateEcGeneration(ctx, req.(*ActivateEcGenerationRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _Seaweed_VacuumVolume_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(VacuumVolumeRequest)
 	if err := dec(in); err != nil {
@@ -863,6 +897,10 @@ var Seaweed_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "LookupEcVolume",
 			Handler:    _Seaweed_LookupEcVolume_Handler,
 		},
+		{
+			MethodName: "ActivateEcGeneration",
+			Handler:    _Seaweed_ActivateEcGeneration_Handler,
+		},
 		{
 			MethodName: "VacuumVolume",
 			Handler:    _Seaweed_VacuumVolume_Handler,