Vendor Microsoft/hcsshim @ v0.7.9
Signed-off-by: John Howard <jhoward@microsoft.com>
This commit is contained in:
John Howard
parent
bde9996065
commit
d03ab10662
6 changed files with 1925 additions and 7 deletions
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@ -1,6 +1,6 @@
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# the following lines are in sorted order, FYI
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github.com/Azure/go-ansiterm d6e3b3328b783f23731bc4d058875b0371ff8109
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github.com/Microsoft/hcsshim v0.7.6
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github.com/Microsoft/hcsshim v0.7.9
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github.com/Microsoft/go-winio v0.4.11
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github.com/docker/libtrust 9cbd2a1374f46905c68a4eb3694a130610adc62a
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github.com/go-check/check 4ed411733c5785b40214c70bce814c3a3a689609 https://github.com/cpuguy83/check.git
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1263
vendor/github.com/Microsoft/hcsshim/ext4/internal/compactext4/compact.go
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vendored
Normal file
1263
vendor/github.com/Microsoft/hcsshim/ext4/internal/compactext4/compact.go
generated
vendored
Normal file
File diff suppressed because it is too large
Load diff
411
vendor/github.com/Microsoft/hcsshim/ext4/internal/format/format.go
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vendored
Normal file
411
vendor/github.com/Microsoft/hcsshim/ext4/internal/format/format.go
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@ -0,0 +1,411 @@
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package format
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type SuperBlock struct {
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InodesCount uint32
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BlocksCountLow uint32
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RootBlocksCountLow uint32
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FreeBlocksCountLow uint32
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FreeInodesCount uint32
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FirstDataBlock uint32
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LogBlockSize uint32
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LogClusterSize uint32
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BlocksPerGroup uint32
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ClustersPerGroup uint32
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InodesPerGroup uint32
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Mtime uint32
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Wtime uint32
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MountCount uint16
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MaxMountCount uint16
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Magic uint16
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State uint16
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Errors uint16
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MinorRevisionLevel uint16
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LastCheck uint32
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CheckInterval uint32
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CreatorOS uint32
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RevisionLevel uint32
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DefaultReservedUid uint16
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DefaultReservedGid uint16
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||||
FirstInode uint32
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InodeSize uint16
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BlockGroupNr uint16
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||||
FeatureCompat CompatFeature
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FeatureIncompat IncompatFeature
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FeatureRoCompat RoCompatFeature
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UUID [16]uint8
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VolumeName [16]byte
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||||
LastMounted [64]byte
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||||
AlgorithmUsageBitmap uint32
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||||
PreallocBlocks uint8
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PreallocDirBlocks uint8
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||||
ReservedGdtBlocks uint16
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||||
JournalUUID [16]uint8
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JournalInum uint32
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JournalDev uint32
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LastOrphan uint32
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HashSeed [4]uint32
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DefHashVersion uint8
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JournalBackupType uint8
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DescSize uint16
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DefaultMountOpts uint32
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FirstMetaBg uint32
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MkfsTime uint32
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JournalBlocks [17]uint32
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BlocksCountHigh uint32
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RBlocksCountHigh uint32
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FreeBlocksCountHigh uint32
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MinExtraIsize uint16
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WantExtraIsize uint16
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Flags uint32
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RaidStride uint16
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MmpInterval uint16
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MmpBlock uint64
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RaidStripeWidth uint32
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LogGroupsPerFlex uint8
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ChecksumType uint8
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ReservedPad uint16
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KbytesWritten uint64
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SnapshotInum uint32
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SnapshotID uint32
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SnapshotRBlocksCount uint64
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SnapshotList uint32
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ErrorCount uint32
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FirstErrorTime uint32
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FirstErrorInode uint32
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FirstErrorBlock uint64
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FirstErrorFunc [32]uint8
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FirstErrorLine uint32
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LastErrorTime uint32
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LastErrorInode uint32
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LastErrorLine uint32
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LastErrorBlock uint64
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LastErrorFunc [32]uint8
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MountOpts [64]uint8
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UserQuotaInum uint32
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GroupQuotaInum uint32
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OverheadBlocks uint32
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BackupBgs [2]uint32
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EncryptAlgos [4]uint8
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EncryptPwSalt [16]uint8
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LpfInode uint32
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ProjectQuotaInum uint32
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ChecksumSeed uint32
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WtimeHigh uint8
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MtimeHigh uint8
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MkfsTimeHigh uint8
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LastcheckHigh uint8
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FirstErrorTimeHigh uint8
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LastErrorTimeHigh uint8
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Pad [2]uint8
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Reserved [96]uint32
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Checksum uint32
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}
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const SuperBlockMagic uint16 = 0xef53
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type CompatFeature uint32
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type IncompatFeature uint32
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type RoCompatFeature uint32
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const (
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CompatDirPrealloc CompatFeature = 0x1
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CompatImagicInodes CompatFeature = 0x2
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CompatHasJournal CompatFeature = 0x4
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CompatExtAttr CompatFeature = 0x8
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CompatResizeInode CompatFeature = 0x10
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CompatDirIndex CompatFeature = 0x20
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CompatLazyBg CompatFeature = 0x40
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CompatExcludeInode CompatFeature = 0x80
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CompatExcludeBitmap CompatFeature = 0x100
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CompatSparseSuper2 CompatFeature = 0x200
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IncompatCompression IncompatFeature = 0x1
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IncompatFiletype IncompatFeature = 0x2
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IncompatRecover IncompatFeature = 0x4
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IncompatJournalDev IncompatFeature = 0x8
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IncompatMetaBg IncompatFeature = 0x10
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IncompatExtents IncompatFeature = 0x40
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Incompat_64Bit IncompatFeature = 0x80
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IncompatMmp IncompatFeature = 0x100
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IncompatFlexBg IncompatFeature = 0x200
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IncompatEaInode IncompatFeature = 0x400
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IncompatDirdata IncompatFeature = 0x1000
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IncompatCsumSeed IncompatFeature = 0x2000
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IncompatLargedir IncompatFeature = 0x4000
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IncompatInlineData IncompatFeature = 0x8000
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IncompatEncrypt IncompatFeature = 0x10000
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RoCompatSparseSuper RoCompatFeature = 0x1
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RoCompatLargeFile RoCompatFeature = 0x2
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RoCompatBtreeDir RoCompatFeature = 0x4
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RoCompatHugeFile RoCompatFeature = 0x8
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RoCompatGdtCsum RoCompatFeature = 0x10
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RoCompatDirNlink RoCompatFeature = 0x20
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RoCompatExtraIsize RoCompatFeature = 0x40
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RoCompatHasSnapshot RoCompatFeature = 0x80
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RoCompatQuota RoCompatFeature = 0x100
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RoCompatBigalloc RoCompatFeature = 0x200
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RoCompatMetadataCsum RoCompatFeature = 0x400
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RoCompatReplica RoCompatFeature = 0x800
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RoCompatReadonly RoCompatFeature = 0x1000
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RoCompatProject RoCompatFeature = 0x2000
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)
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type BlockGroupFlag uint16
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const (
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BlockGroupInodeUninit BlockGroupFlag = 0x1
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BlockGroupBlockUninit BlockGroupFlag = 0x2
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BlockGroupInodeZeroed BlockGroupFlag = 0x4
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)
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type GroupDescriptor struct {
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BlockBitmapLow uint32
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InodeBitmapLow uint32
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InodeTableLow uint32
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FreeBlocksCountLow uint16
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FreeInodesCountLow uint16
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UsedDirsCountLow uint16
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Flags BlockGroupFlag
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ExcludeBitmapLow uint32
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BlockBitmapCsumLow uint16
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InodeBitmapCsumLow uint16
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ItableUnusedLow uint16
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Checksum uint16
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}
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type GroupDescriptor64 struct {
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GroupDescriptor
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BlockBitmapHigh uint32
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InodeBitmapHigh uint32
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InodeTableHigh uint32
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FreeBlocksCountHigh uint16
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FreeInodesCountHigh uint16
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UsedDirsCountHigh uint16
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ItableUnusedHigh uint16
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ExcludeBitmapHigh uint32
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BlockBitmapCsumHigh uint16
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InodeBitmapCsumHigh uint16
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Reserved uint32
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}
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const (
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S_IXOTH = 0x1
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S_IWOTH = 0x2
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S_IROTH = 0x4
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S_IXGRP = 0x8
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S_IWGRP = 0x10
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S_IRGRP = 0x20
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S_IXUSR = 0x40
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S_IWUSR = 0x80
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S_IRUSR = 0x100
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S_ISVTX = 0x200
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S_ISGID = 0x400
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S_ISUID = 0x800
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S_IFIFO = 0x1000
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S_IFCHR = 0x2000
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S_IFDIR = 0x4000
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S_IFBLK = 0x6000
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S_IFREG = 0x8000
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S_IFLNK = 0xA000
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S_IFSOCK = 0xC000
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TypeMask uint16 = 0xF000
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)
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type InodeNumber uint32
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const (
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InodeRoot = 2
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)
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type Inode struct {
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Mode uint16
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Uid uint16
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SizeLow uint32
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Atime uint32
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Ctime uint32
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Mtime uint32
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Dtime uint32
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Gid uint16
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LinksCount uint16
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BlocksLow uint32
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Flags InodeFlag
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Version uint32
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Block [60]byte
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Generation uint32
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XattrBlockLow uint32
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SizeHigh uint32
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ObsoleteFragmentAddr uint32
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BlocksHigh uint16
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XattrBlockHigh uint16
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UidHigh uint16
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GidHigh uint16
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ChecksumLow uint16
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Reserved uint16
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ExtraIsize uint16
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ChecksumHigh uint16
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CtimeExtra uint32
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MtimeExtra uint32
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AtimeExtra uint32
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Crtime uint32
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CrtimeExtra uint32
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VersionHigh uint32
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Projid uint32
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}
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type InodeFlag uint32
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const (
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InodeFlagSecRm InodeFlag = 0x1
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InodeFlagUnRm InodeFlag = 0x2
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InodeFlagCompressed InodeFlag = 0x4
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InodeFlagSync InodeFlag = 0x8
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InodeFlagImmutable InodeFlag = 0x10
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InodeFlagAppend InodeFlag = 0x20
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InodeFlagNoDump InodeFlag = 0x40
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InodeFlagNoAtime InodeFlag = 0x80
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InodeFlagDirtyCompressed InodeFlag = 0x100
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InodeFlagCompressedClusters InodeFlag = 0x200
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InodeFlagNoCompress InodeFlag = 0x400
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InodeFlagEncrypted InodeFlag = 0x800
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InodeFlagHashedIndex InodeFlag = 0x1000
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InodeFlagMagic InodeFlag = 0x2000
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InodeFlagJournalData InodeFlag = 0x4000
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InodeFlagNoTail InodeFlag = 0x8000
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InodeFlagDirSync InodeFlag = 0x10000
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InodeFlagTopDir InodeFlag = 0x20000
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InodeFlagHugeFile InodeFlag = 0x40000
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InodeFlagExtents InodeFlag = 0x80000
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InodeFlagEaInode InodeFlag = 0x200000
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InodeFlagEOFBlocks InodeFlag = 0x400000
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InodeFlagSnapfile InodeFlag = 0x01000000
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InodeFlagSnapfileDeleted InodeFlag = 0x04000000
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InodeFlagSnapfileShrunk InodeFlag = 0x08000000
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InodeFlagInlineData InodeFlag = 0x10000000
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InodeFlagProjectIDInherit InodeFlag = 0x20000000
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InodeFlagReserved InodeFlag = 0x80000000
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)
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const (
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MaxLinks = 65000
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)
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type ExtentHeader struct {
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Magic uint16
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Entries uint16
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Max uint16
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Depth uint16
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Generation uint32
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}
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const ExtentHeaderMagic uint16 = 0xf30a
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type ExtentIndexNode struct {
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Block uint32
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LeafLow uint32
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LeafHigh uint16
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Unused uint16
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}
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type ExtentLeafNode struct {
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Block uint32
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Length uint16
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StartHigh uint16
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StartLow uint32
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}
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type ExtentTail struct {
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Checksum uint32
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}
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type DirectoryEntry struct {
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Inode InodeNumber
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RecordLength uint16
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NameLength uint8
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FileType FileType
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//Name []byte
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}
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type FileType uint8
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const (
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FileTypeUnknown FileType = 0x0
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FileTypeRegular FileType = 0x1
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FileTypeDirectory FileType = 0x2
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FileTypeCharacter FileType = 0x3
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FileTypeBlock FileType = 0x4
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FileTypeFIFO FileType = 0x5
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FileTypeSocket FileType = 0x6
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FileTypeSymbolicLink FileType = 0x7
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)
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type DirectoryEntryTail struct {
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ReservedZero1 uint32
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RecordLength uint16
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ReservedZero2 uint8
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FileType uint8
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Checksum uint32
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}
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type DirectoryTreeRoot struct {
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Dot DirectoryEntry
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DotName [4]byte
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DotDot DirectoryEntry
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DotDotName [4]byte
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ReservedZero uint32
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HashVersion uint8
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InfoLength uint8
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IndirectLevels uint8
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UnusedFlags uint8
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Limit uint16
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Count uint16
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Block uint32
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//Entries []DirectoryTreeEntry
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}
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type DirectoryTreeNode struct {
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FakeInode uint32
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FakeRecordLength uint16
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NameLength uint8
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FileType uint8
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Limit uint16
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Count uint16
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Block uint32
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//Entries []DirectoryTreeEntry
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}
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type DirectoryTreeEntry struct {
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Hash uint32
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Block uint32
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}
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type DirectoryTreeTail struct {
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Reserved uint32
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Checksum uint32
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}
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type XAttrInodeBodyHeader struct {
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Magic uint32
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}
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type XAttrHeader struct {
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Magic uint32
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ReferenceCount uint32
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Blocks uint32
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Hash uint32
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Checksum uint32
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Reserved [3]uint32
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}
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const XAttrHeaderMagic uint32 = 0xea020000
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type XAttrEntry struct {
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NameLength uint8
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NameIndex uint8
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ValueOffset uint16
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ValueInum uint32
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ValueSize uint32
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Hash uint32
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//Name []byte
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}
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174
vendor/github.com/Microsoft/hcsshim/ext4/tar2ext4/tar2ext4.go
generated
vendored
Normal file
174
vendor/github.com/Microsoft/hcsshim/ext4/tar2ext4/tar2ext4.go
generated
vendored
Normal file
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@ -0,0 +1,174 @@
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package tar2ext4
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import (
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"archive/tar"
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"bufio"
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"encoding/binary"
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"io"
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"path"
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"strings"
|
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|
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"github.com/Microsoft/hcsshim/ext4/internal/compactext4"
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)
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type params struct {
|
||||
convertWhiteout bool
|
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appendVhdFooter bool
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ext4opts []compactext4.Option
|
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}
|
||||
|
||||
// Option is the type for optional parameters to Convert.
|
||||
type Option func(*params)
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||||
|
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// ConvertWhiteout instructs the converter to convert OCI-style whiteouts
|
||||
// (beginning with .wh.) to overlay-style whiteouts.
|
||||
func ConvertWhiteout(p *params) {
|
||||
p.convertWhiteout = true
|
||||
}
|
||||
|
||||
// AppendVhdFooter instructs the converter to add a fixed VHD footer to the
|
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// file.
|
||||
func AppendVhdFooter(p *params) {
|
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p.appendVhdFooter = true
|
||||
}
|
||||
|
||||
// InlineData instructs the converter to write small files into the inode
|
||||
// structures directly. This creates smaller images but currently is not
|
||||
// compatible with DAX.
|
||||
func InlineData(p *params) {
|
||||
p.ext4opts = append(p.ext4opts, compactext4.InlineData)
|
||||
}
|
||||
|
||||
// MaximumDiskSize instructs the writer to limit the disk size to the specified
|
||||
// value. This also reserves enough metadata space for the specified disk size.
|
||||
// If not provided, then 16GB is the default.
|
||||
func MaximumDiskSize(size int64) Option {
|
||||
return func(p *params) {
|
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p.ext4opts = append(p.ext4opts, compactext4.MaximumDiskSize(size))
|
||||
}
|
||||
}
|
||||
|
||||
const (
|
||||
whiteoutPrefix = ".wh."
|
||||
opaqueWhiteout = ".wh..wh..opq"
|
||||
)
|
||||
|
||||
// Convert writes a compact ext4 file system image that contains the files in the
|
||||
// input tar stream.
|
||||
func Convert(r io.Reader, w io.ReadWriteSeeker, options ...Option) error {
|
||||
var p params
|
||||
for _, opt := range options {
|
||||
opt(&p)
|
||||
}
|
||||
t := tar.NewReader(bufio.NewReader(r))
|
||||
fs := compactext4.NewWriter(w, p.ext4opts...)
|
||||
for {
|
||||
hdr, err := t.Next()
|
||||
if err == io.EOF {
|
||||
break
|
||||
}
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if p.convertWhiteout {
|
||||
dir, name := path.Split(hdr.Name)
|
||||
if strings.HasPrefix(name, whiteoutPrefix) {
|
||||
if name == opaqueWhiteout {
|
||||
// Update the directory with the appropriate xattr.
|
||||
f, err := fs.Stat(dir)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
f.Xattrs["trusted.overlay.opaque"] = []byte("y")
|
||||
err = fs.Create(dir, f)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
} else {
|
||||
// Create an overlay-style whiteout.
|
||||
f := &compactext4.File{
|
||||
Mode: compactext4.S_IFCHR,
|
||||
Devmajor: 0,
|
||||
Devminor: 0,
|
||||
}
|
||||
err = fs.Create(path.Join(dir, name[len(whiteoutPrefix):]), f)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
continue
|
||||
}
|
||||
}
|
||||
|
||||
if hdr.Typeflag == tar.TypeLink {
|
||||
err = fs.Link(hdr.Linkname, hdr.Name)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
} else {
|
||||
f := &compactext4.File{
|
||||
Mode: uint16(hdr.Mode),
|
||||
Atime: hdr.AccessTime,
|
||||
Mtime: hdr.ModTime,
|
||||
Ctime: hdr.ChangeTime,
|
||||
Crtime: hdr.ModTime,
|
||||
Size: hdr.Size,
|
||||
Uid: uint32(hdr.Uid),
|
||||
Gid: uint32(hdr.Gid),
|
||||
Linkname: hdr.Linkname,
|
||||
Devmajor: uint32(hdr.Devmajor),
|
||||
Devminor: uint32(hdr.Devminor),
|
||||
Xattrs: make(map[string][]byte),
|
||||
}
|
||||
for key, value := range hdr.PAXRecords {
|
||||
const xattrPrefix = "SCHILY.xattr."
|
||||
if strings.HasPrefix(key, xattrPrefix) {
|
||||
f.Xattrs[key[len(xattrPrefix):]] = []byte(value)
|
||||
}
|
||||
}
|
||||
|
||||
var typ uint16
|
||||
switch hdr.Typeflag {
|
||||
case tar.TypeReg, tar.TypeRegA:
|
||||
typ = compactext4.S_IFREG
|
||||
case tar.TypeSymlink:
|
||||
typ = compactext4.S_IFLNK
|
||||
case tar.TypeChar:
|
||||
typ = compactext4.S_IFCHR
|
||||
case tar.TypeBlock:
|
||||
typ = compactext4.S_IFBLK
|
||||
case tar.TypeDir:
|
||||
typ = compactext4.S_IFDIR
|
||||
case tar.TypeFifo:
|
||||
typ = compactext4.S_IFIFO
|
||||
}
|
||||
f.Mode &= ^compactext4.TypeMask
|
||||
f.Mode |= typ
|
||||
err = fs.Create(hdr.Name, f)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
_, err = io.Copy(fs, t)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
}
|
||||
err := fs.Close()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if p.appendVhdFooter {
|
||||
size, err := w.Seek(0, io.SeekEnd)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = binary.Write(w, binary.BigEndian, makeFixedVHDFooter(size))
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
76
vendor/github.com/Microsoft/hcsshim/ext4/tar2ext4/vhdfooter.go
generated
vendored
Normal file
76
vendor/github.com/Microsoft/hcsshim/ext4/tar2ext4/vhdfooter.go
generated
vendored
Normal file
|
|
@ -0,0 +1,76 @@
|
|||
package tar2ext4
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"crypto/rand"
|
||||
"encoding/binary"
|
||||
)
|
||||
|
||||
// Constants for the VHD footer
|
||||
const (
|
||||
cookieMagic = "conectix"
|
||||
featureMask = 0x2
|
||||
fileFormatVersionMagic = 0x00010000
|
||||
fixedDataOffset = -1
|
||||
creatorVersionMagic = 0x000a0000
|
||||
diskTypeFixed = 2
|
||||
)
|
||||
|
||||
type vhdFooter struct {
|
||||
Cookie [8]byte
|
||||
Features uint32
|
||||
FileFormatVersion uint32
|
||||
DataOffset int64
|
||||
TimeStamp uint32
|
||||
CreatorApplication [4]byte
|
||||
CreatorVersion uint32
|
||||
CreatorHostOS [4]byte
|
||||
OriginalSize int64
|
||||
CurrentSize int64
|
||||
DiskGeometry uint32
|
||||
DiskType uint32
|
||||
Checksum uint32
|
||||
UniqueID [16]uint8
|
||||
SavedState uint8
|
||||
Reserved [427]uint8
|
||||
}
|
||||
|
||||
func makeFixedVHDFooter(size int64) *vhdFooter {
|
||||
footer := &vhdFooter{
|
||||
Features: featureMask,
|
||||
FileFormatVersion: fileFormatVersionMagic,
|
||||
DataOffset: fixedDataOffset,
|
||||
CreatorVersion: creatorVersionMagic,
|
||||
OriginalSize: size,
|
||||
CurrentSize: size,
|
||||
DiskType: diskTypeFixed,
|
||||
UniqueID: generateUUID(),
|
||||
}
|
||||
copy(footer.Cookie[:], cookieMagic)
|
||||
footer.Checksum = calculateCheckSum(footer)
|
||||
return footer
|
||||
}
|
||||
|
||||
func calculateCheckSum(footer *vhdFooter) uint32 {
|
||||
oldchk := footer.Checksum
|
||||
footer.Checksum = 0
|
||||
|
||||
buf := &bytes.Buffer{}
|
||||
binary.Write(buf, binary.BigEndian, footer)
|
||||
|
||||
var chk uint32
|
||||
bufBytes := buf.Bytes()
|
||||
for i := 0; i < len(bufBytes); i++ {
|
||||
chk += uint32(bufBytes[i])
|
||||
}
|
||||
footer.Checksum = oldchk
|
||||
return uint32(^chk)
|
||||
}
|
||||
|
||||
func generateUUID() [16]byte {
|
||||
res := [16]byte{}
|
||||
if _, err := rand.Read(res[:]); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
return res
|
||||
}
|
||||
6
vendor/github.com/Microsoft/hcsshim/version.go
generated
vendored
6
vendor/github.com/Microsoft/hcsshim/version.go
generated
vendored
|
|
@ -1,6 +0,0 @@
|
|||
package hcsshim
|
||||
|
||||
// IsTP4 returns whether the currently running Windows build is at least TP4.
|
||||
func IsTP4() bool {
|
||||
return false
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue