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Add cimfs differ and snapshotter

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Details about CimFs project are discussed in #8346

Signed-off-by: Amit Barve <ambarve@microsoft.com>
This commit is contained in:
Amit Barve
2023-09-14 16:18:13 -07:00
parent 643fa70a7d
commit daa1ea522b
104 changed files with 3848 additions and 2996 deletions
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6
vendor/github.com/Microsoft/hcsshim/ext4/dmverity/dmverity.go generated vendored
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@@ -185,6 +185,8 @@ func ReadDMVerityInfoReader(r io.Reader) (*VerityInfo, error) {
block := make([]byte, blockSize)
if s, err := r.Read(block); err != nil || s != blockSize {
if err != nil {
// TODO (go1.20): use multierror via fmt.Errorf("...: %w; ...: %w", ...)
//nolint:errorlint // non-wrapping format verb for fmt.Errorf
return nil, fmt.Errorf("%s: %w", ErrSuperBlockReadFailure, err)
}
return nil, fmt.Errorf("unexpected bytes read expected=%d actual=%d: %w", blockSize, s, ErrSuperBlockReadFailure)
@@ -193,6 +195,8 @@ func ReadDMVerityInfoReader(r io.Reader) (*VerityInfo, error) {
dmvSB := &dmveritySuperblock{}
b := bytes.NewBuffer(block)
if err := binary.Read(b, binary.LittleEndian, dmvSB); err != nil {
// TODO (go1.20): use multierror via fmt.Errorf("...: %w; ...: %w", ...)
//nolint:errorlint // non-wrapping format verb for fmt.Errorf
return nil, fmt.Errorf("%s: %w", ErrSuperBlockParseFailure, err)
}
@@ -202,6 +206,8 @@ func ReadDMVerityInfoReader(r io.Reader) (*VerityInfo, error) {
if s, err := r.Read(block); err != nil || s != blockSize {
if err != nil {
// TODO (go1.20): use multierror via fmt.Errorf("...: %w; ...: %w", ...)
//nolint:errorlint // non-wrapping format verb for fmt.Errorf
return nil, fmt.Errorf("%s: %w", ErrRootHashReadFailure, err)
}
return nil, fmt.Errorf("unexpected bytes read expected=%d, actual=%d: %w", blockSize, s, ErrRootHashReadFailure)