diff --git a/weed/operation/tail_volume.go b/weed/operation/tail_volume.go index 7de9acad1..b53f18ce1 100644 --- a/weed/operation/tail_volume.go +++ b/weed/operation/tail_volume.go @@ -22,16 +22,16 @@ func TailVolume(master string, grpcDialOption grpc.DialOption, vid needle.Volume volumeServer := lookup.Locations[0].Url - return TailVolumeFromServer(volumeServer, grpcDialOption, vid, sinceNs, timeoutSeconds, fn) + return TailVolumeFromSource(volumeServer, grpcDialOption, vid, sinceNs, timeoutSeconds, fn) } -func TailVolumeFromServer(volumeServer string, grpcDialOption grpc.DialOption, vid needle.VolumeId, sinceNs uint64, timeoutSeconds int, fn func(n *needle.Needle) error) error { +func TailVolumeFromSource(volumeServer string, grpcDialOption grpc.DialOption, vid needle.VolumeId, sinceNs uint64, idleTimeoutSeconds int, fn func(n *needle.Needle) error) error { return WithVolumeServerClient(volumeServer, grpcDialOption, func(client volume_server_pb.VolumeServerClient) error { stream, err := client.VolumeTailSender(context.Background(), &volume_server_pb.VolumeTailSenderRequest{ - VolumeId: uint32(vid), - SinceNs: sinceNs, - DrainingSeconds: uint32(timeoutSeconds), + VolumeId: uint32(vid), + SinceNs: sinceNs, + IdleTimeoutSeconds: uint32(idleTimeoutSeconds), }) if err != nil { return err diff --git a/weed/pb/volume_server.proto b/weed/pb/volume_server.proto index 9c63c199c..ec4f09ef1 100644 --- a/weed/pb/volume_server.proto +++ b/weed/pb/volume_server.proto @@ -174,7 +174,7 @@ message CopyFileResponse { message VolumeTailSenderRequest { uint32 volume_id = 1; uint64 since_ns = 2; - uint32 drainingSeconds = 3; + uint32 idle_timeout_seconds = 3; } message VolumeTailSenderResponse { bytes needle_header = 1; @@ -185,7 +185,7 @@ message VolumeTailSenderResponse { message VolumeTailReceiverRequest { uint32 volume_id = 1; uint64 since_ns = 2; - uint32 drainingSeconds = 3; + uint32 idle_timeout_seconds = 3; string source_volume_server = 4; } message VolumeTailReceiverResponse { diff --git a/weed/pb/volume_server_pb/volume_server.pb.go b/weed/pb/volume_server_pb/volume_server.pb.go index 58afb217f..30419967b 100644 --- a/weed/pb/volume_server_pb/volume_server.pb.go +++ b/weed/pb/volume_server_pb/volume_server.pb.go @@ -663,9 +663,9 @@ func (m *CopyFileResponse) GetFileContent() []byte { } type VolumeTailSenderRequest struct { - VolumeId uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"` - SinceNs uint64 `protobuf:"varint,2,opt,name=since_ns,json=sinceNs" json:"since_ns,omitempty"` - DrainingSeconds uint32 `protobuf:"varint,3,opt,name=drainingSeconds" json:"drainingSeconds,omitempty"` + VolumeId uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"` + SinceNs uint64 `protobuf:"varint,2,opt,name=since_ns,json=sinceNs" json:"since_ns,omitempty"` + IdleTimeoutSeconds uint32 `protobuf:"varint,3,opt,name=idle_timeout_seconds,json=idleTimeoutSeconds" json:"idle_timeout_seconds,omitempty"` } func (m *VolumeTailSenderRequest) Reset() { *m = VolumeTailSenderRequest{} } @@ -687,9 +687,9 @@ func (m *VolumeTailSenderRequest) GetSinceNs() uint64 { return 0 } -func (m *VolumeTailSenderRequest) GetDrainingSeconds() uint32 { +func (m *VolumeTailSenderRequest) GetIdleTimeoutSeconds() uint32 { if m != nil { - return m.DrainingSeconds + return m.IdleTimeoutSeconds } return 0 } @@ -729,7 +729,7 @@ func (m *VolumeTailSenderResponse) GetIsLastChunk() bool { type VolumeTailReceiverRequest struct { VolumeId uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"` SinceNs uint64 `protobuf:"varint,2,opt,name=since_ns,json=sinceNs" json:"since_ns,omitempty"` - DrainingSeconds uint32 `protobuf:"varint,3,opt,name=drainingSeconds" json:"drainingSeconds,omitempty"` + IdleTimeoutSeconds uint32 `protobuf:"varint,3,opt,name=idle_timeout_seconds,json=idleTimeoutSeconds" json:"idle_timeout_seconds,omitempty"` SourceVolumeServer string `protobuf:"bytes,4,opt,name=source_volume_server,json=sourceVolumeServer" json:"source_volume_server,omitempty"` } @@ -752,9 +752,9 @@ func (m *VolumeTailReceiverRequest) GetSinceNs() uint64 { return 0 } -func (m *VolumeTailReceiverRequest) GetDrainingSeconds() uint32 { +func (m *VolumeTailReceiverRequest) GetIdleTimeoutSeconds() uint32 { if m != nil { - return m.DrainingSeconds + return m.IdleTimeoutSeconds } return 0 } @@ -1696,96 +1696,96 @@ var _VolumeServer_serviceDesc = grpc.ServiceDesc{ func init() { proto.RegisterFile("volume_server.proto", fileDescriptor0) } var fileDescriptor0 = []byte{ - // 1450 bytes of a gzipped FileDescriptorProto - 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xbc, 0x58, 0xdd, 0x6e, 0xdc, 0xc4, - 0x17, 0x8f, 0xbb, 0x9b, 0xec, 0xe6, 0xec, 0x26, 0x4d, 0x27, 0x69, 0xb3, 0xd9, 0x7e, 0xa5, 0x6e, - 0xff, 0xed, 0xf6, 0xe3, 0x9f, 0x96, 0x56, 0x40, 0x81, 0x0b, 0x68, 0x13, 0x10, 0x91, 0x68, 0x2b, - 0x39, 0x6d, 0x05, 0x02, 0xc9, 0x9a, 0xd8, 0x27, 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0x9a, 0x2a, 0x3c, 0x61, 0x9c, 0x30, 0x37, + 0xdb, 0x92, 0x67, 0x8a, 0x5f, 0x40, 0x2f, 0x9d, 0x5d, 0xd1, 0x95, 0x2a, 0x77, 0x69, 0x32, 0x37, + 0xad, 0x93, 0x48, 0x72, 0xd9, 0x34, 0x4e, 0x0b, 0x67, 0x32, 0x54, 0x36, 0x17, 0x4e, 0x65, 0xfc, + 0x6d, 0x2e, 0x9c, 0xea, 0x8c, 0x2a, 0xd5, 0xbd, 0x4e, 0xb7, 0x90, 0xfc, 0x0c, 0x56, 0xdb, 0x64, + 0x9b, 0x46, 0xcc, 0xda, 0x26, 0xdb, 0x3c, 0xd6, 0xcd, 0xec, 0xcd, 0xc9, 0xbf, 0x86, 0x0f, 0xfe, + 0x09, 0x00, 0x00, 0xff, 0xff, 0x5d, 0xcf, 0xff, 0x14, 0x4c, 0x14, 0x00, 0x00, } diff --git a/weed/server/volume_grpc_tail.go b/weed/server/volume_grpc_tail.go index 16154c9cc..820c28a1d 100644 --- a/weed/server/volume_grpc_tail.go +++ b/weed/server/volume_grpc_tail.go @@ -22,7 +22,7 @@ func (vs *VolumeServer) VolumeTailSender(req *volume_server_pb.VolumeTailSenderR defer glog.V(1).Infof("tailing volume %d finished", v.Id) lastTimestampNs := req.SinceNs - drainingSeconds := req.DrainingSeconds + drainingSeconds := req.IdleTimeoutSeconds for { lastProcessedTimestampNs, err := sendNeedlesSince(stream, v, lastTimestampNs) @@ -32,7 +32,7 @@ func (vs *VolumeServer) VolumeTailSender(req *volume_server_pb.VolumeTailSenderR } time.Sleep(2 * time.Second) - if req.DrainingSeconds == 0 { + if req.IdleTimeoutSeconds == 0 { lastTimestampNs = lastProcessedTimestampNs continue } @@ -44,7 +44,7 @@ func (vs *VolumeServer) VolumeTailSender(req *volume_server_pb.VolumeTailSenderR glog.V(1).Infof("tailing volume %d drains requests with %d seconds remaining", v.Id, drainingSeconds) } else { lastTimestampNs = lastProcessedTimestampNs - drainingSeconds = req.DrainingSeconds + drainingSeconds = req.IdleTimeoutSeconds glog.V(1).Infof("tailing volume %d resets draining wait time to %d seconds", v.Id, drainingSeconds) } @@ -110,7 +110,7 @@ func (vs *VolumeServer) VolumeTailReceiver(ctx context.Context, req *volume_serv defer glog.V(1).Infof("receive tailing volume %d finished", v.Id) - return resp, operation.TailVolumeFromServer(req.SourceVolumeServer, vs.grpcDialOption, v.Id, req.SinceNs, int(req.DrainingSeconds), func(n *needle.Needle) error { + return resp, operation.TailVolumeFromSource(req.SourceVolumeServer, vs.grpcDialOption, v.Id, req.SinceNs, int(req.IdleTimeoutSeconds), func(n *needle.Needle) error { _, err := vs.store.Write(v.Id, n) return err }) diff --git a/weed/shell/command_volume_move.go b/weed/shell/command_volume_move.go index 771f345ac..77c21980e 100644 --- a/weed/shell/command_volume_move.go +++ b/weed/shell/command_volume_move.go @@ -18,7 +18,6 @@ func init() { } type commandVolumeMove struct { - grpcDialOption grpc.DialOption } func (c *commandVolumeMove) Name() string { @@ -49,9 +48,6 @@ func (c *commandVolumeMove) Do(args []string, commandEnv *commandEnv, writer io. fmt.Fprintf(writer, "received args: %+v\n", args) return fmt.Errorf("need 3 args of ") } - c.grpcDialOption = commandEnv.option.GrpcDialOption - ctx := context.Background() - sourceVolumeServer, targetVolumeServer, volumeIdString := args[0], args[1], args[2] volumeId, err := needle.NewVolumeId(volumeIdString) @@ -63,30 +59,36 @@ func (c *commandVolumeMove) Do(args []string, commandEnv *commandEnv, writer io. return fmt.Errorf("source and target volume servers are the same!") } + ctx := context.Background() + return LiveMoveVolume(ctx, commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer, targetVolumeServer, 5*time.Second) +} + +// LiveMoveVolume moves one volume from one source volume server to one target volume server, with idleTimeout to drain the incoming requests. +func LiveMoveVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer, targetVolumeServer string, idleTimeout time.Duration) (err error) { + log.Printf("copying volume %d from %s to %s", volumeId, sourceVolumeServer, targetVolumeServer) - lastAppendAtNs, err := c.copyVolume(ctx, volumeId, sourceVolumeServer, targetVolumeServer) + lastAppendAtNs, err := copyVolume(ctx, grpcDialOption, volumeId, sourceVolumeServer, targetVolumeServer) if err != nil { return fmt.Errorf("copy volume %d from %s to %s: %v", volumeId, sourceVolumeServer, targetVolumeServer, err) } log.Printf("tailing volume %d from %s to %s", volumeId, sourceVolumeServer, targetVolumeServer) - if err = c.tailVolume(ctx, volumeId, sourceVolumeServer, targetVolumeServer, lastAppendAtNs, 5*time.Second); err != nil { + if err = tailVolume(ctx, grpcDialOption, volumeId, sourceVolumeServer, targetVolumeServer, lastAppendAtNs, idleTimeout); err != nil { return fmt.Errorf("tail volume %d from %s to %s: %v", volumeId, sourceVolumeServer, targetVolumeServer, err) } log.Printf("deleting volume %d from %s", volumeId, sourceVolumeServer) - if err = c.deleteVolume(ctx, volumeId, sourceVolumeServer); err != nil { + if err = deleteVolume(ctx, grpcDialOption, volumeId, sourceVolumeServer); err != nil { return fmt.Errorf("delete volume %d from %s: %v", volumeId, sourceVolumeServer, err) } log.Printf("moved volume %d from %s to %s", volumeId, sourceVolumeServer, targetVolumeServer) - return nil } -func (c *commandVolumeMove) copyVolume(ctx context.Context, volumeId needle.VolumeId, sourceVolumeServer, targetVolumeServer string) (lastAppendAtNs uint64, err error) { +func copyVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer, targetVolumeServer string) (lastAppendAtNs uint64, err error) { - err = operation.WithVolumeServerClient(targetVolumeServer, c.grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { + err = operation.WithVolumeServerClient(targetVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { resp, replicateErr := volumeServerClient.VolumeCopy(ctx, &volume_server_pb.VolumeCopyRequest{ VolumeId: uint32(volumeId), SourceDataNode: sourceVolumeServer, @@ -100,13 +102,13 @@ func (c *commandVolumeMove) copyVolume(ctx context.Context, volumeId needle.Volu return } -func (c *commandVolumeMove) tailVolume(ctx context.Context, volumeId needle.VolumeId, sourceVolumeServer, targetVolumeServer string, lastAppendAtNs uint64, timeout time.Duration) (err error) { +func tailVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer, targetVolumeServer string, lastAppendAtNs uint64, idleTimeout time.Duration) (err error) { - return operation.WithVolumeServerClient(targetVolumeServer, c.grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { + return operation.WithVolumeServerClient(targetVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { _, replicateErr := volumeServerClient.VolumeTailReceiver(ctx, &volume_server_pb.VolumeTailReceiverRequest{ VolumeId: uint32(volumeId), SinceNs: lastAppendAtNs, - DrainingSeconds: uint32(timeout.Seconds()), + IdleTimeoutSeconds: uint32(idleTimeout.Seconds()), SourceVolumeServer: sourceVolumeServer, }) return replicateErr @@ -114,8 +116,8 @@ func (c *commandVolumeMove) tailVolume(ctx context.Context, volumeId needle.Volu } -func (c *commandVolumeMove) deleteVolume(ctx context.Context, volumeId needle.VolumeId, sourceVolumeServer string) (err error) { - return operation.WithVolumeServerClient(sourceVolumeServer, c.grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { +func deleteVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) { + return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { _, unmountErr := volumeServerClient.VolumeDelete(ctx, &volume_server_pb.VolumeDeleteRequest{ VolumeId: uint32(volumeId), })