package contenthash

import "github.com/moby/buildkit/cache/contenthash"

Index

Variables 

var (
	ErrInvalidLengthChecksum = fmt.Errorf("proto: negative length found during unmarshaling")
	ErrIntOverflowChecksum   = fmt.Errorf("proto: integer overflow")
)
var CacheRecordType_name = map[int32]string{
	0: "FILE",
	1: "DIR",
	2: "DIR_HEADER",
	3: "SYMLINK",
}
var CacheRecordType_value = map[string]int32{
	"FILE":       0,
	"DIR":        1,
	"DIR_HEADER": 2,
	"SYMLINK":    3,
}

Functions

func Checksum 

func Checksum(ctx context.Context, ref cache.ImmutableRef, path string, followLinks bool) (digest.Digest, error)

func ChecksumWildcard 

func ChecksumWildcard(ctx context.Context, ref cache.ImmutableRef, path string, followLinks bool) (digest.Digest, error)

func NewFileHash 

func NewFileHash(path string, fi os.FileInfo) (hash.Hash, error)

NewFileHash returns new hash that is used for the builder cache keys

func NewFromStat 

func NewFromStat(stat *fstypes.Stat) (hash.Hash, error)

func SetCacheContext 

func SetCacheContext(ctx context.Context, md *metadata.StorageItem, cc CacheContext) error

func WriteV1TarsumHeaders 

func WriteV1TarsumHeaders(h *tar.Header, w io.Writer)

WriteV1TarsumHeaders writes a tar header to a writer in V1 tarsum format.

Types

type CacheContext 

type CacheContext interface {
	Checksum(ctx context.Context, ref cache.Mountable, p string, followLinks bool) (digest.Digest, error)
	ChecksumWildcard(ctx context.Context, ref cache.Mountable, p string, followLinks bool) (digest.Digest, error)
	HandleChange(kind fsutil.ChangeKind, p string, fi os.FileInfo, err error) error
}

func GetCacheContext 

func GetCacheContext(ctx context.Context, md *metadata.StorageItem, idmap *idtools.IdentityMapping) (CacheContext, error)

type CacheRecord 

type CacheRecord struct {
	Digest   github_com_opencontainers_go_digest.Digest `protobuf:"bytes,1,opt,name=digest,proto3,customtype=github.com/opencontainers/go-digest.Digest" json:"digest"`
	Type     CacheRecordType                            `protobuf:"varint,2,opt,name=type,proto3,enum=contenthash.CacheRecordType" json:"type,omitempty"`
	Linkname string                                     `protobuf:"bytes,3,opt,name=linkname,proto3" json:"linkname,omitempty"`
}

func (*CacheRecord) Descriptor 

func (*CacheRecord) Descriptor() ([]byte, []int)

func (*CacheRecord) GetLinkname 

func (m *CacheRecord) GetLinkname() string

func (*CacheRecord) GetType 

func (m *CacheRecord) GetType() CacheRecordType

func (*CacheRecord) Marshal 

func (m *CacheRecord) Marshal() (dAtA []byte, err error)

func (*CacheRecord) MarshalTo 

func (m *CacheRecord) MarshalTo(dAtA []byte) (int, error)

func (*CacheRecord) ProtoMessage 

func (*CacheRecord) ProtoMessage()

func (*CacheRecord) Reset 

func (m *CacheRecord) Reset()

func (*CacheRecord) Size 

func (m *CacheRecord) Size() (n int)

func (*CacheRecord) String 

func (m *CacheRecord) String() string

func (*CacheRecord) Unmarshal 

func (m *CacheRecord) Unmarshal(dAtA []byte) error

func (*CacheRecord) XXX_DiscardUnknown 

func (m *CacheRecord) XXX_DiscardUnknown()

func (*CacheRecord) XXX_Marshal 

func (m *CacheRecord) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*CacheRecord) XXX_Merge 

func (dst *CacheRecord) XXX_Merge(src proto.Message)

func (*CacheRecord) XXX_Size 

func (m *CacheRecord) XXX_Size() int

func (*CacheRecord) XXX_Unmarshal 

func (m *CacheRecord) XXX_Unmarshal(b []byte) error

type CacheRecordType 

type CacheRecordType int32
const (
	CacheRecordTypeFile      CacheRecordType = 0
	CacheRecordTypeDir       CacheRecordType = 1
	CacheRecordTypeDirHeader CacheRecordType = 2
	CacheRecordTypeSymlink   CacheRecordType = 3
)

func (CacheRecordType) EnumDescriptor 

func (CacheRecordType) EnumDescriptor() ([]byte, []int)

func (CacheRecordType) String 

func (x CacheRecordType) String() string

type CacheRecordWithPath 

type CacheRecordWithPath struct {
	Path   string       `protobuf:"bytes,1,opt,name=path,proto3" json:"path,omitempty"`
	Record *CacheRecord `protobuf:"bytes,2,opt,name=record,proto3" json:"record,omitempty"`
}

func (*CacheRecordWithPath) Descriptor 

func (*CacheRecordWithPath) Descriptor() ([]byte, []int)

func (*CacheRecordWithPath) GetPath 

func (m *CacheRecordWithPath) GetPath() string

func (*CacheRecordWithPath) GetRecord 

func (m *CacheRecordWithPath) GetRecord() *CacheRecord

func (*CacheRecordWithPath) Marshal 

func (m *CacheRecordWithPath) Marshal() (dAtA []byte, err error)

func (*CacheRecordWithPath) MarshalTo 

func (m *CacheRecordWithPath) MarshalTo(dAtA []byte) (int, error)

func (*CacheRecordWithPath) ProtoMessage 

func (*CacheRecordWithPath) ProtoMessage()

func (*CacheRecordWithPath) Reset 

func (m *CacheRecordWithPath) Reset()

func (*CacheRecordWithPath) Size 

func (m *CacheRecordWithPath) Size() (n int)

func (*CacheRecordWithPath) String 

func (m *CacheRecordWithPath) String() string

func (*CacheRecordWithPath) Unmarshal 

func (m *CacheRecordWithPath) Unmarshal(dAtA []byte) error

func (*CacheRecordWithPath) XXX_DiscardUnknown 

func (m *CacheRecordWithPath) XXX_DiscardUnknown()

func (*CacheRecordWithPath) XXX_Marshal 

func (m *CacheRecordWithPath) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*CacheRecordWithPath) XXX_Merge 

func (dst *CacheRecordWithPath) XXX_Merge(src proto.Message)

func (*CacheRecordWithPath) XXX_Size 

func (m *CacheRecordWithPath) XXX_Size() int

func (*CacheRecordWithPath) XXX_Unmarshal 

func (m *CacheRecordWithPath) XXX_Unmarshal(b []byte) error

type CacheRecords 

type CacheRecords struct {
	Paths []*CacheRecordWithPath `protobuf:"bytes,1,rep,name=paths,proto3" json:"paths,omitempty"`
}

func (*CacheRecords) Descriptor 

func (*CacheRecords) Descriptor() ([]byte, []int)

func (*CacheRecords) GetPaths 

func (m *CacheRecords) GetPaths() []*CacheRecordWithPath

func (*CacheRecords) Marshal 

func (m *CacheRecords) Marshal() (dAtA []byte, err error)

func (*CacheRecords) MarshalTo 

func (m *CacheRecords) MarshalTo(dAtA []byte) (int, error)

func (*CacheRecords) ProtoMessage 

func (*CacheRecords) ProtoMessage()

func (*CacheRecords) Reset 

func (m *CacheRecords) Reset()

func (*CacheRecords) Size 

func (m *CacheRecords) Size() (n int)

func (*CacheRecords) String 

func (m *CacheRecords) String() string

func (*CacheRecords) Unmarshal 

func (m *CacheRecords) Unmarshal(dAtA []byte) error

func (*CacheRecords) XXX_DiscardUnknown 

func (m *CacheRecords) XXX_DiscardUnknown()

func (*CacheRecords) XXX_Marshal 

func (m *CacheRecords) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*CacheRecords) XXX_Merge 

func (dst *CacheRecords) XXX_Merge(src proto.Message)

func (*CacheRecords) XXX_Size 

func (m *CacheRecords) XXX_Size() int

func (*CacheRecords) XXX_Unmarshal 

func (m *CacheRecords) XXX_Unmarshal(b []byte) error

type Hashed 

type Hashed interface {
	Digest() digest.Digest
}

type Wildcard 

type Wildcard struct {
	Path   string
	Record *CacheRecord
}

Source Files

checksum.go checksum.pb.go filehash.go filehash_unix.go generate.go path.go tarsum.go

Version
v0.5.1
Published
May 9, 2019
Platform
js/wasm
Imports
32 packages
Last checked
1 second ago –

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