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show expected size of current send

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Needs to be changed to send sizes for all planned steps
This commit is contained in:
Anton Schirg 2018-08-29 23:29:45 +02:00
parent 6ca11a7391
commit 98f3f3dfd8
6 changed files with 152 additions and 75 deletions
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28
client/status.go
View File

@ -177,13 +177,13 @@ func (t *tui) draw() {
} }
for _, fs := range rep.Completed { for _, fs := range rep.Completed {
printFilesystem(fs, t) printFilesystem(fs, t, false)
} }
if rep.Active != nil { if rep.Active != nil {
printFilesystem(rep.Active, t) printFilesystem(rep.Active, t, true)
} }
for _, fs := range rep.Pending { for _, fs := range rep.Pending {
printFilesystem(fs, t) printFilesystem(fs, t, false)
} }
} }
@ -202,43 +202,51 @@ func rightPad(str string, length int, pad string) string {
return str + times(pad, length-len(str)) return str + times(pad, length-len(str))
} }
func (t *tui) drawBar(name string, status string, total int, done int, bytes int64) { func (t *tui) drawBar(name string, status string, bytes int64, totalBytes int64) {
t.write(rightPad(name, 20, " ")) t.write(rightPad(name, 20, " "))
t.write(" ") t.write(" ")
t.write(rightPad(status, 20, " ")) t.write(rightPad(status, 20, " "))
if total > 0 { if totalBytes > 0 {
length := 50 length := 50
completedLength := length * done / total completedLength := int(int64(length) * bytes / totalBytes)
t.write(times("=", completedLength)) t.write(times("=", completedLength))
t.write(">") t.write(">")
t.write(times("-", length-completedLength)) t.write(times("-", length-completedLength))
t.write(" ") t.write(" ")
t.write(rightPad(ByteCountBinary(bytes), 8, " ")) t.write(rightPad(ByteCountBinary(bytes) + "/" + ByteCountBinary(bytes), 16, " "))
t.printf(" %d/%d", done, total)
} }
t.newline() t.newline()
} }
func printFilesystem(rep *fsrep.Report, t *tui) { func printFilesystem(rep *fsrep.Report, t *tui, versions bool) {
bytes := int64(0) bytes := int64(0)
totalBytes := int64(0)
for _, s := range rep.Pending { for _, s := range rep.Pending {
bytes += s.Bytes bytes += s.Bytes
totalBytes += s.ExpectedBytes
} }
for _, s := range rep.Completed { for _, s := range rep.Completed {
bytes += s.Bytes bytes += s.Bytes
totalBytes += s.ExpectedBytes
} }
t.drawBar(rep.Filesystem, rep.Status, len(rep.Completed)+len(rep.Pending), len(rep.Completed), bytes) t.drawBar(rep.Filesystem, rep.Status, bytes, totalBytes)
if rep.Problem != "" { if rep.Problem != "" {
t.addIndent(1) t.addIndent(1)
t.printf("Problem: %s", rep.Problem) t.printf("Problem: %s", rep.Problem)
t.newline() t.newline()
t.addIndent(-1) t.addIndent(-1)
} }
if versions {
vs := append(rep.Completed, rep.Pending...)
for _, v := range vs {
t.drawBar(" " + v.To, v.Status, v.Bytes, v.ExpectedBytes)
}
}
} }
func ByteCountBinary(b int64) string { func ByteCountBinary(b int64) string {

8
endpoint/endpoint.go
View File

@ -74,11 +74,17 @@ func (p *Sender) Send(ctx context.Context, r *pdu.SendReq) (*pdu.SendRes, io.Rea
if !pass { if !pass {
return nil, nil, replication.NewFilteredError(r.Filesystem) return nil, nil, replication.NewFilteredError(r.Filesystem)
} }
size, err := zfs.ZFSSendDry(r.Filesystem, r.From, r.To)
if err != nil {
return nil, nil, err
}
stream, err := zfs.ZFSSend(r.Filesystem, r.From, r.To) stream, err := zfs.ZFSSend(r.Filesystem, r.From, r.To)
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
return &pdu.SendRes{}, stream, nil return &pdu.SendRes{ExpectedSize: size}, stream, nil
} }
func (p *Sender) DestroySnapshots(ctx context.Context, req *pdu.DestroySnapshotsReq) (*pdu.DestroySnapshotsRes, error) { func (p *Sender) DestroySnapshots(ctx context.Context, req *pdu.DestroySnapshotsReq) (*pdu.DestroySnapshotsRes, error) {

6
replication/fsrep/fsfsm.go
View File

@ -40,6 +40,7 @@ func getLogger(ctx context.Context) Logger {
type Sender interface { type Sender interface {
// If a non-nil io.ReadCloser is returned, it is guaranteed to be closed before // If a non-nil io.ReadCloser is returned, it is guaranteed to be closed before
// any next call to the parent github.com/zrepl/zrepl/replication.Endpoint. // any next call to the parent github.com/zrepl/zrepl/replication.Endpoint.
// returned int64 is the expected size of the stream
Send(ctx context.Context, r *pdu.SendReq) (*pdu.SendRes, io.ReadCloser, error) Send(ctx context.Context, r *pdu.SendReq) (*pdu.SendRes, io.ReadCloser, error)
SnapshotReplicationStatus(ctx context.Context, r *pdu.SnapshotReplicationStatusReq) (*pdu.SnapshotReplicationStatusRes, error) SnapshotReplicationStatus(ctx context.Context, r *pdu.SnapshotReplicationStatusReq) (*pdu.SnapshotReplicationStatusRes, error)
} }
@ -58,6 +59,7 @@ type StepReport struct {
Status string Status string
Problem string Problem string
Bytes int64 Bytes int64
ExpectedBytes int64
} }
type Report struct { type Report struct {
@ -170,7 +172,9 @@ type ReplicationStep struct {
// both retry and permanent error // both retry and permanent error
err error err error
byteCounter *util.ByteCounterReader byteCounter *util.ByteCounterReader
expectedSize int64
} }
func (f *Replication) TakeStep(ctx context.Context, sender Sender, receiver Receiver) (post State, nextStepDate time.Time) { func (f *Replication) TakeStep(ctx context.Context, sender Sender, receiver Receiver) (post State, nextStepDate time.Time) {
@ -365,6 +369,7 @@ func (s *ReplicationStep) doReplication(ctx context.Context, sender Sender, rece
return updateStateError(err) return updateStateError(err)
} }
s.expectedSize = sres.ExpectedSize
s.byteCounter = util.NewByteCounterReader(sstream) s.byteCounter = util.NewByteCounterReader(sstream)
sstream = s.byteCounter sstream = s.byteCounter
@ -459,6 +464,7 @@ func (s *ReplicationStep) Report() *StepReport {
To: s.to.RelName(), To: s.to.RelName(),
Status: s.state.String(), Status: s.state.String(),
Bytes: bytes, Bytes: bytes,
ExpectedBytes: s.expectedSize,
} }
return &rep return &rep
} }

130
replication/pdu/pdu.pb.go
View File

@ -38,7 +38,7 @@ func (x FilesystemVersion_VersionType) String() string {
return proto.EnumName(FilesystemVersion_VersionType_name, int32(x)) return proto.EnumName(FilesystemVersion_VersionType_name, int32(x))
} }
func (FilesystemVersion_VersionType) EnumDescriptor() ([]byte, []int) { func (FilesystemVersion_VersionType) EnumDescriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{5, 0} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{5, 0}
} }
type SnapshotReplicationStatusReq_Op int32 type SnapshotReplicationStatusReq_Op int32
@ -61,7 +61,7 @@ func (x SnapshotReplicationStatusReq_Op) String() string {
return proto.EnumName(SnapshotReplicationStatusReq_Op_name, int32(x)) return proto.EnumName(SnapshotReplicationStatusReq_Op_name, int32(x))
} }
func (SnapshotReplicationStatusReq_Op) EnumDescriptor() ([]byte, []int) { func (SnapshotReplicationStatusReq_Op) EnumDescriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{14, 0} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{14, 0}
} }
type ListFilesystemReq struct { type ListFilesystemReq struct {
@ -74,7 +74,7 @@ func (m *ListFilesystemReq) Reset() { *m = ListFilesystemReq{} }
func (m *ListFilesystemReq) String() string { return proto.CompactTextString(m) } func (m *ListFilesystemReq) String() string { return proto.CompactTextString(m) }
func (*ListFilesystemReq) ProtoMessage() {} func (*ListFilesystemReq) ProtoMessage() {}
func (*ListFilesystemReq) Descriptor() ([]byte, []int) { func (*ListFilesystemReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{0} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{0}
} }
func (m *ListFilesystemReq) XXX_Unmarshal(b []byte) error { func (m *ListFilesystemReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ListFilesystemReq.Unmarshal(m, b) return xxx_messageInfo_ListFilesystemReq.Unmarshal(m, b)
@ -105,7 +105,7 @@ func (m *ListFilesystemRes) Reset() { *m = ListFilesystemRes{} }
func (m *ListFilesystemRes) String() string { return proto.CompactTextString(m) } func (m *ListFilesystemRes) String() string { return proto.CompactTextString(m) }
func (*ListFilesystemRes) ProtoMessage() {} func (*ListFilesystemRes) ProtoMessage() {}
func (*ListFilesystemRes) Descriptor() ([]byte, []int) { func (*ListFilesystemRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{1} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{1}
} }
func (m *ListFilesystemRes) XXX_Unmarshal(b []byte) error { func (m *ListFilesystemRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ListFilesystemRes.Unmarshal(m, b) return xxx_messageInfo_ListFilesystemRes.Unmarshal(m, b)
@ -144,7 +144,7 @@ func (m *Filesystem) Reset() { *m = Filesystem{} }
func (m *Filesystem) String() string { return proto.CompactTextString(m) } func (m *Filesystem) String() string { return proto.CompactTextString(m) }
func (*Filesystem) ProtoMessage() {} func (*Filesystem) ProtoMessage() {}
func (*Filesystem) Descriptor() ([]byte, []int) { func (*Filesystem) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{2} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{2}
} }
func (m *Filesystem) XXX_Unmarshal(b []byte) error { func (m *Filesystem) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Filesystem.Unmarshal(m, b) return xxx_messageInfo_Filesystem.Unmarshal(m, b)
@ -189,7 +189,7 @@ func (m *ListFilesystemVersionsReq) Reset() { *m = ListFilesystemVersion
func (m *ListFilesystemVersionsReq) String() string { return proto.CompactTextString(m) } func (m *ListFilesystemVersionsReq) String() string { return proto.CompactTextString(m) }
func (*ListFilesystemVersionsReq) ProtoMessage() {} func (*ListFilesystemVersionsReq) ProtoMessage() {}
func (*ListFilesystemVersionsReq) Descriptor() ([]byte, []int) { func (*ListFilesystemVersionsReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{3} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{3}
} }
func (m *ListFilesystemVersionsReq) XXX_Unmarshal(b []byte) error { func (m *ListFilesystemVersionsReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ListFilesystemVersionsReq.Unmarshal(m, b) return xxx_messageInfo_ListFilesystemVersionsReq.Unmarshal(m, b)
@ -227,7 +227,7 @@ func (m *ListFilesystemVersionsRes) Reset() { *m = ListFilesystemVersion
func (m *ListFilesystemVersionsRes) String() string { return proto.CompactTextString(m) } func (m *ListFilesystemVersionsRes) String() string { return proto.CompactTextString(m) }
func (*ListFilesystemVersionsRes) ProtoMessage() {} func (*ListFilesystemVersionsRes) ProtoMessage() {}
func (*ListFilesystemVersionsRes) Descriptor() ([]byte, []int) { func (*ListFilesystemVersionsRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{4} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{4}
} }
func (m *ListFilesystemVersionsRes) XXX_Unmarshal(b []byte) error { func (m *ListFilesystemVersionsRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ListFilesystemVersionsRes.Unmarshal(m, b) return xxx_messageInfo_ListFilesystemVersionsRes.Unmarshal(m, b)
@ -269,7 +269,7 @@ func (m *FilesystemVersion) Reset() { *m = FilesystemVersion{} }
func (m *FilesystemVersion) String() string { return proto.CompactTextString(m) } func (m *FilesystemVersion) String() string { return proto.CompactTextString(m) }
func (*FilesystemVersion) ProtoMessage() {} func (*FilesystemVersion) ProtoMessage() {}
func (*FilesystemVersion) Descriptor() ([]byte, []int) { func (*FilesystemVersion) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{5} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{5}
} }
func (m *FilesystemVersion) XXX_Unmarshal(b []byte) error { func (m *FilesystemVersion) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_FilesystemVersion.Unmarshal(m, b) return xxx_messageInfo_FilesystemVersion.Unmarshal(m, b)
@ -348,7 +348,7 @@ func (m *SendReq) Reset() { *m = SendReq{} }
func (m *SendReq) String() string { return proto.CompactTextString(m) } func (m *SendReq) String() string { return proto.CompactTextString(m) }
func (*SendReq) ProtoMessage() {} func (*SendReq) ProtoMessage() {}
func (*SendReq) Descriptor() ([]byte, []int) { func (*SendReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{6} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{6}
} }
func (m *SendReq) XXX_Unmarshal(b []byte) error { func (m *SendReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SendReq.Unmarshal(m, b) return xxx_messageInfo_SendReq.Unmarshal(m, b)
@ -422,7 +422,7 @@ func (m *Property) Reset() { *m = Property{} }
func (m *Property) String() string { return proto.CompactTextString(m) } func (m *Property) String() string { return proto.CompactTextString(m) }
func (*Property) ProtoMessage() {} func (*Property) ProtoMessage() {}
func (*Property) Descriptor() ([]byte, []int) { func (*Property) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{7} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{7}
} }
func (m *Property) XXX_Unmarshal(b []byte) error { func (m *Property) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Property.Unmarshal(m, b) return xxx_messageInfo_Property.Unmarshal(m, b)
@ -459,7 +459,9 @@ func (m *Property) GetValue() string {
type SendRes struct { type SendRes struct {
// Whether the resume token provided in the request has been used or not. // Whether the resume token provided in the request has been used or not.
UsedResumeToken bool `protobuf:"varint,1,opt,name=UsedResumeToken,proto3" json:"UsedResumeToken,omitempty"` UsedResumeToken bool `protobuf:"varint,1,opt,name=UsedResumeToken,proto3" json:"UsedResumeToken,omitempty"`
Properties []*Property `protobuf:"bytes,2,rep,name=Properties,proto3" json:"Properties,omitempty"` // Expected stream size determined by dry run, not exact
ExpectedSize int64 `protobuf:"varint,2,opt,name=ExpectedSize,proto3" json:"ExpectedSize,omitempty"`
Properties []*Property `protobuf:"bytes,3,rep,name=Properties,proto3" json:"Properties,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"` XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"` XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"` XXX_sizecache int32 `json:"-"`
@ -469,7 +471,7 @@ func (m *SendRes) Reset() { *m = SendRes{} }
func (m *SendRes) String() string { return proto.CompactTextString(m) } func (m *SendRes) String() string { return proto.CompactTextString(m) }
func (*SendRes) ProtoMessage() {} func (*SendRes) ProtoMessage() {}
func (*SendRes) Descriptor() ([]byte, []int) { func (*SendRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{8} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{8}
} }
func (m *SendRes) XXX_Unmarshal(b []byte) error { func (m *SendRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SendRes.Unmarshal(m, b) return xxx_messageInfo_SendRes.Unmarshal(m, b)
@ -496,6 +498,13 @@ func (m *SendRes) GetUsedResumeToken() bool {
return false return false
} }
func (m *SendRes) GetExpectedSize() int64 {
if m != nil {
return m.ExpectedSize
}
return 0
}
func (m *SendRes) GetProperties() []*Property { func (m *SendRes) GetProperties() []*Property {
if m != nil { if m != nil {
return m.Properties return m.Properties
@ -516,7 +525,7 @@ func (m *ReceiveReq) Reset() { *m = ReceiveReq{} }
func (m *ReceiveReq) String() string { return proto.CompactTextString(m) } func (m *ReceiveReq) String() string { return proto.CompactTextString(m) }
func (*ReceiveReq) ProtoMessage() {} func (*ReceiveReq) ProtoMessage() {}
func (*ReceiveReq) Descriptor() ([]byte, []int) { func (*ReceiveReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{9} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{9}
} }
func (m *ReceiveReq) XXX_Unmarshal(b []byte) error { func (m *ReceiveReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ReceiveReq.Unmarshal(m, b) return xxx_messageInfo_ReceiveReq.Unmarshal(m, b)
@ -560,7 +569,7 @@ func (m *ReceiveRes) Reset() { *m = ReceiveRes{} }
func (m *ReceiveRes) String() string { return proto.CompactTextString(m) } func (m *ReceiveRes) String() string { return proto.CompactTextString(m) }
func (*ReceiveRes) ProtoMessage() {} func (*ReceiveRes) ProtoMessage() {}
func (*ReceiveRes) Descriptor() ([]byte, []int) { func (*ReceiveRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{10} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{10}
} }
func (m *ReceiveRes) XXX_Unmarshal(b []byte) error { func (m *ReceiveRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ReceiveRes.Unmarshal(m, b) return xxx_messageInfo_ReceiveRes.Unmarshal(m, b)
@ -593,7 +602,7 @@ func (m *DestroySnapshotsReq) Reset() { *m = DestroySnapshotsReq{} }
func (m *DestroySnapshotsReq) String() string { return proto.CompactTextString(m) } func (m *DestroySnapshotsReq) String() string { return proto.CompactTextString(m) }
func (*DestroySnapshotsReq) ProtoMessage() {} func (*DestroySnapshotsReq) ProtoMessage() {}
func (*DestroySnapshotsReq) Descriptor() ([]byte, []int) { func (*DestroySnapshotsReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{11} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{11}
} }
func (m *DestroySnapshotsReq) XXX_Unmarshal(b []byte) error { func (m *DestroySnapshotsReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_DestroySnapshotsReq.Unmarshal(m, b) return xxx_messageInfo_DestroySnapshotsReq.Unmarshal(m, b)
@ -639,7 +648,7 @@ func (m *DestroySnapshotRes) Reset() { *m = DestroySnapshotRes{} }
func (m *DestroySnapshotRes) String() string { return proto.CompactTextString(m) } func (m *DestroySnapshotRes) String() string { return proto.CompactTextString(m) }
func (*DestroySnapshotRes) ProtoMessage() {} func (*DestroySnapshotRes) ProtoMessage() {}
func (*DestroySnapshotRes) Descriptor() ([]byte, []int) { func (*DestroySnapshotRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{12} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{12}
} }
func (m *DestroySnapshotRes) XXX_Unmarshal(b []byte) error { func (m *DestroySnapshotRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_DestroySnapshotRes.Unmarshal(m, b) return xxx_messageInfo_DestroySnapshotRes.Unmarshal(m, b)
@ -684,7 +693,7 @@ func (m *DestroySnapshotsRes) Reset() { *m = DestroySnapshotsRes{} }
func (m *DestroySnapshotsRes) String() string { return proto.CompactTextString(m) } func (m *DestroySnapshotsRes) String() string { return proto.CompactTextString(m) }
func (*DestroySnapshotsRes) ProtoMessage() {} func (*DestroySnapshotsRes) ProtoMessage() {}
func (*DestroySnapshotsRes) Descriptor() ([]byte, []int) { func (*DestroySnapshotsRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{13} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{13}
} }
func (m *DestroySnapshotsRes) XXX_Unmarshal(b []byte) error { func (m *DestroySnapshotsRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_DestroySnapshotsRes.Unmarshal(m, b) return xxx_messageInfo_DestroySnapshotsRes.Unmarshal(m, b)
@ -724,7 +733,7 @@ func (m *SnapshotReplicationStatusReq) Reset() { *m = SnapshotReplicatio
func (m *SnapshotReplicationStatusReq) String() string { return proto.CompactTextString(m) } func (m *SnapshotReplicationStatusReq) String() string { return proto.CompactTextString(m) }
func (*SnapshotReplicationStatusReq) ProtoMessage() {} func (*SnapshotReplicationStatusReq) ProtoMessage() {}
func (*SnapshotReplicationStatusReq) Descriptor() ([]byte, []int) { func (*SnapshotReplicationStatusReq) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{14} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{14}
} }
func (m *SnapshotReplicationStatusReq) XXX_Unmarshal(b []byte) error { func (m *SnapshotReplicationStatusReq) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SnapshotReplicationStatusReq.Unmarshal(m, b) return xxx_messageInfo_SnapshotReplicationStatusReq.Unmarshal(m, b)
@ -776,7 +785,7 @@ func (m *SnapshotReplicationStatusRes) Reset() { *m = SnapshotReplicatio
func (m *SnapshotReplicationStatusRes) String() string { return proto.CompactTextString(m) } func (m *SnapshotReplicationStatusRes) String() string { return proto.CompactTextString(m) }
func (*SnapshotReplicationStatusRes) ProtoMessage() {} func (*SnapshotReplicationStatusRes) ProtoMessage() {}
func (*SnapshotReplicationStatusRes) Descriptor() ([]byte, []int) { func (*SnapshotReplicationStatusRes) Descriptor() ([]byte, []int) {
return fileDescriptor_pdu_e1dccbd3b8cde5a3, []int{15} return fileDescriptor_pdu_cc43fc3f9f8b50e6, []int{15}
} }
func (m *SnapshotReplicationStatusRes) XXX_Unmarshal(b []byte) error { func (m *SnapshotReplicationStatusRes) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SnapshotReplicationStatusRes.Unmarshal(m, b) return xxx_messageInfo_SnapshotReplicationStatusRes.Unmarshal(m, b)
@ -824,46 +833,47 @@ func init() {
proto.RegisterEnum("pdu.SnapshotReplicationStatusReq_Op", SnapshotReplicationStatusReq_Op_name, SnapshotReplicationStatusReq_Op_value) proto.RegisterEnum("pdu.SnapshotReplicationStatusReq_Op", SnapshotReplicationStatusReq_Op_name, SnapshotReplicationStatusReq_Op_value)
} }
func init() { proto.RegisterFile("pdu.proto", fileDescriptor_pdu_e1dccbd3b8cde5a3) } func init() { proto.RegisterFile("pdu.proto", fileDescriptor_pdu_cc43fc3f9f8b50e6) }
var fileDescriptor_pdu_e1dccbd3b8cde5a3 = []byte{ var fileDescriptor_pdu_cc43fc3f9f8b50e6 = []byte{
// 595 bytes of a gzipped FileDescriptorProto // 616 bytes of a gzipped FileDescriptorProto
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0x47, 0xbd, 0x08, 0x65, 0xf9, 0x05, 0x00, 0x00,
} }

5
replication/pdu/pdu.proto
View File

@ -63,7 +63,10 @@ message SendRes {
// Whether the resume token provided in the request has been used or not. // Whether the resume token provided in the request has been used or not.
bool UsedResumeToken = 1; bool UsedResumeToken = 1;
repeated Property Properties = 2; // Expected stream size determined by dry run, not exact
int64 ExpectedSize = 2;
repeated Property Properties = 3;
} }
message ReceiveReq { message ReceiveReq {

44
zfs/zfs.go
View File

@ -15,6 +15,7 @@ import (
"github.com/prometheus/client_golang/prometheus" "github.com/prometheus/client_golang/prometheus"
"github.com/zrepl/zrepl/util" "github.com/zrepl/zrepl/util"
"regexp" "regexp"
"strconv"
) )
type DatasetPath struct { type DatasetPath struct {
@ -308,6 +309,49 @@ func ZFSSend(fs string, from, to string) (stream io.ReadCloser, err error) {
return return
} }
func ZFSSendDry(fs string, from, to string) (size int64, err error) {
fromV, err := absVersion(fs, from)
if err != nil {
return 0, err
}
toV := ""
if to != "" {
toV, err = absVersion(fs, to)
if err != nil {
return 0, err
}
}
args := make([]string, 0)
args = append(args, "send", "-n", "-v", "-P")
if toV == "" { // Initial
args = append(args, fromV)
} else {
args = append(args, "-i", fromV, toV)
}
cmd := exec.Command(ZFS_BINARY, args...)
output, err := cmd.CombinedOutput()
if err != nil {
return 0, err
}
o := string(output)
lines := strings.Split(o, "\n")
if len(lines) < 2 {
return 0, errors.New("zfs send -n did not return the expected number of lines")
}
fields := strings.Fields(lines[1])
if len(fields) != 2 {
return 0, errors.New("zfs send -n returned unexpexted output")
}
size, err = strconv.ParseInt(fields[1], 10, 64)
return size, err
}
func ZFSRecv(fs string, stream io.Reader, additionalArgs ...string) (err error) { func ZFSRecv(fs string, stream io.Reader, additionalArgs ...string) (err error) {
if err := validateZFSFilesystem(fs); err != nil { if err := validateZFSFilesystem(fs); err != nil {