containerd/snapshot/storage/proto/record.pb.go
Stephen J Day 66c504d1bb
snapshot: add Usage method to Snapshotter
To allow the querying of usage for snapshots, we define a new method on
the snapshotter to query the resources in use by a single snapshot.
Conversely, it can be said that if the snapshot was deleted, the
reported amount of usage would be recovered.

There are few problems with this model in the implementation of btrfs
that need to be worked out. In btrfs, it is hard to resolve the amount
of data usage with the use of quotas but these may report valuables that
are incompatible with the model.

Signed-off-by: Stephen J Day <stephen.day@docker.com>
2017-04-26 17:13:52 -07:00

537 lines
13 KiB
Go

// Code generated by protoc-gen-gogo.
// source: github.com/containerd/containerd/snapshot/storage/proto/record.proto
// DO NOT EDIT!
/*
Package proto is a generated protocol buffer package.
It is generated from these files:
github.com/containerd/containerd/snapshot/storage/proto/record.proto
It has these top-level messages:
Snapshot
*/
package proto
import proto1 "github.com/gogo/protobuf/proto"
import fmt "fmt"
import math "math"
import _ "github.com/gogo/protobuf/gogoproto"
import strings "strings"
import reflect "reflect"
import io "io"
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto1.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto1.GoGoProtoPackageIsVersion2 // please upgrade the proto package
// Kind defines the kind of snapshot.
type Kind int32
const (
// KindActive represents an active snapshot
KindActive Kind = 0
// KindCommitted represents a committed immutable snapshot
KindCommitted Kind = 1
)
var Kind_name = map[int32]string{
0: "ACTIVE",
1: "COMMITTED",
}
var Kind_value = map[string]int32{
"ACTIVE": 0,
"COMMITTED": 1,
}
func (x Kind) String() string {
return proto1.EnumName(Kind_name, int32(x))
}
func (Kind) EnumDescriptor() ([]byte, []int) { return fileDescriptorRecord, []int{0} }
// Snapshot defines the storage type for a snapshot in the
// metadata store.
type Snapshot struct {
ID uint64 `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
Parent string `protobuf:"bytes,2,opt,name=parent,proto3" json:"parent,omitempty"`
Kind Kind `protobuf:"varint,4,opt,name=kind,proto3,enum=containerd.v1.Kind" json:"kind,omitempty"`
Readonly bool `protobuf:"varint,5,opt,name=readonly,proto3" json:"readonly,omitempty"`
// inodes stores the number inodes in use for the snapshot.
//
// Only valid for committed snapshots.
Inodes int64 `protobuf:"varint,6,opt,name=inodes,proto3" json:"inodes,omitempty"`
// Size reports the disk used by the snapshot, excluding the parents.
//
// Only valid for committed snapshots, active snapshots must read the
// current usage from the disk.
Size_ int64 `protobuf:"varint,7,opt,name=size,proto3" json:"size,omitempty"`
}
func (m *Snapshot) Reset() { *m = Snapshot{} }
func (*Snapshot) ProtoMessage() {}
func (*Snapshot) Descriptor() ([]byte, []int) { return fileDescriptorRecord, []int{0} }
func init() {
proto1.RegisterType((*Snapshot)(nil), "containerd.v1.Snapshot")
proto1.RegisterEnum("containerd.v1.Kind", Kind_name, Kind_value)
}
func (m *Snapshot) Marshal() (dAtA []byte, err error) {
size := m.Size()
dAtA = make([]byte, size)
n, err := m.MarshalTo(dAtA)
if err != nil {
return nil, err
}
return dAtA[:n], nil
}
func (m *Snapshot) MarshalTo(dAtA []byte) (int, error) {
var i int
_ = i
var l int
_ = l
if m.ID != 0 {
dAtA[i] = 0x8
i++
i = encodeVarintRecord(dAtA, i, uint64(m.ID))
}
if len(m.Parent) > 0 {
dAtA[i] = 0x12
i++
i = encodeVarintRecord(dAtA, i, uint64(len(m.Parent)))
i += copy(dAtA[i:], m.Parent)
}
if m.Kind != 0 {
dAtA[i] = 0x20
i++
i = encodeVarintRecord(dAtA, i, uint64(m.Kind))
}
if m.Readonly {
dAtA[i] = 0x28
i++
if m.Readonly {
dAtA[i] = 1
} else {
dAtA[i] = 0
}
i++
}
if m.Inodes != 0 {
dAtA[i] = 0x30
i++
i = encodeVarintRecord(dAtA, i, uint64(m.Inodes))
}
if m.Size_ != 0 {
dAtA[i] = 0x38
i++
i = encodeVarintRecord(dAtA, i, uint64(m.Size_))
}
return i, nil
}
func encodeFixed64Record(dAtA []byte, offset int, v uint64) int {
dAtA[offset] = uint8(v)
dAtA[offset+1] = uint8(v >> 8)
dAtA[offset+2] = uint8(v >> 16)
dAtA[offset+3] = uint8(v >> 24)
dAtA[offset+4] = uint8(v >> 32)
dAtA[offset+5] = uint8(v >> 40)
dAtA[offset+6] = uint8(v >> 48)
dAtA[offset+7] = uint8(v >> 56)
return offset + 8
}
func encodeFixed32Record(dAtA []byte, offset int, v uint32) int {
dAtA[offset] = uint8(v)
dAtA[offset+1] = uint8(v >> 8)
dAtA[offset+2] = uint8(v >> 16)
dAtA[offset+3] = uint8(v >> 24)
return offset + 4
}
func encodeVarintRecord(dAtA []byte, offset int, v uint64) int {
for v >= 1<<7 {
dAtA[offset] = uint8(v&0x7f | 0x80)
v >>= 7
offset++
}
dAtA[offset] = uint8(v)
return offset + 1
}
func (m *Snapshot) Size() (n int) {
var l int
_ = l
if m.ID != 0 {
n += 1 + sovRecord(uint64(m.ID))
}
l = len(m.Parent)
if l > 0 {
n += 1 + l + sovRecord(uint64(l))
}
if m.Kind != 0 {
n += 1 + sovRecord(uint64(m.Kind))
}
if m.Readonly {
n += 2
}
if m.Inodes != 0 {
n += 1 + sovRecord(uint64(m.Inodes))
}
if m.Size_ != 0 {
n += 1 + sovRecord(uint64(m.Size_))
}
return n
}
func sovRecord(x uint64) (n int) {
for {
n++
x >>= 7
if x == 0 {
break
}
}
return n
}
func sozRecord(x uint64) (n int) {
return sovRecord(uint64((x << 1) ^ uint64((int64(x) >> 63))))
}
func (this *Snapshot) String() string {
if this == nil {
return "nil"
}
s := strings.Join([]string{`&Snapshot{`,
`ID:` + fmt.Sprintf("%v", this.ID) + `,`,
`Parent:` + fmt.Sprintf("%v", this.Parent) + `,`,
`Kind:` + fmt.Sprintf("%v", this.Kind) + `,`,
`Readonly:` + fmt.Sprintf("%v", this.Readonly) + `,`,
`Inodes:` + fmt.Sprintf("%v", this.Inodes) + `,`,
`Size_:` + fmt.Sprintf("%v", this.Size_) + `,`,
`}`,
}, "")
return s
}
func valueToStringRecord(v interface{}) string {
rv := reflect.ValueOf(v)
if rv.IsNil() {
return "nil"
}
pv := reflect.Indirect(rv).Interface()
return fmt.Sprintf("*%v", pv)
}
func (m *Snapshot) Unmarshal(dAtA []byte) error {
l := len(dAtA)
iNdEx := 0
for iNdEx < l {
preIndex := iNdEx
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
fieldNum := int32(wire >> 3)
wireType := int(wire & 0x7)
if wireType == 4 {
return fmt.Errorf("proto: Snapshot: wiretype end group for non-group")
}
if fieldNum <= 0 {
return fmt.Errorf("proto: Snapshot: illegal tag %d (wire type %d)", fieldNum, wire)
}
switch fieldNum {
case 1:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field ID", wireType)
}
m.ID = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.ID |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
case 2:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Parent", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthRecord
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
m.Parent = string(dAtA[iNdEx:postIndex])
iNdEx = postIndex
case 4:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Kind", wireType)
}
m.Kind = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.Kind |= (Kind(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
case 5:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Readonly", wireType)
}
var v int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
v |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
m.Readonly = bool(v != 0)
case 6:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Inodes", wireType)
}
m.Inodes = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.Inodes |= (int64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
case 7:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Size_", wireType)
}
m.Size_ = 0
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowRecord
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
m.Size_ |= (int64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
default:
iNdEx = preIndex
skippy, err := skipRecord(dAtA[iNdEx:])
if err != nil {
return err
}
if skippy < 0 {
return ErrInvalidLengthRecord
}
if (iNdEx + skippy) > l {
return io.ErrUnexpectedEOF
}
iNdEx += skippy
}
}
if iNdEx > l {
return io.ErrUnexpectedEOF
}
return nil
}
func skipRecord(dAtA []byte) (n int, err error) {
l := len(dAtA)
iNdEx := 0
for iNdEx < l {
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowRecord
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
wireType := int(wire & 0x7)
switch wireType {
case 0:
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowRecord
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
iNdEx++
if dAtA[iNdEx-1] < 0x80 {
break
}
}
return iNdEx, nil
case 1:
iNdEx += 8
return iNdEx, nil
case 2:
var length int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowRecord
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
length |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
iNdEx += length
if length < 0 {
return 0, ErrInvalidLengthRecord
}
return iNdEx, nil
case 3:
for {
var innerWire uint64
var start int = iNdEx
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowRecord
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := dAtA[iNdEx]
iNdEx++
innerWire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
innerWireType := int(innerWire & 0x7)
if innerWireType == 4 {
break
}
next, err := skipRecord(dAtA[start:])
if err != nil {
return 0, err
}
iNdEx = start + next
}
return iNdEx, nil
case 4:
return iNdEx, nil
case 5:
iNdEx += 4
return iNdEx, nil
default:
return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
}
}
panic("unreachable")
}
var (
ErrInvalidLengthRecord = fmt.Errorf("proto: negative length found during unmarshaling")
ErrIntOverflowRecord = fmt.Errorf("proto: integer overflow")
)
func init() {
proto1.RegisterFile("github.com/containerd/containerd/snapshot/storage/proto/record.proto", fileDescriptorRecord)
}
var fileDescriptorRecord = []byte{
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