mirror of
https://github.com/openfaas/faasd.git
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Migrate to containerd 1.54
Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>
This commit is contained in:
Alex Ellis (OpenFaaS Ltd)
committed by
Alex Ellis
Alex Ellis
parent
4c9c66812a
commit
2ae8b31ac0
162
vendor/github.com/Microsoft/hcsshim/internal/safefile/safeopen.go
generated
vendored
162
vendor/github.com/Microsoft/hcsshim/internal/safefile/safeopen.go
generated
vendored
@ -11,72 +11,11 @@ import (
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"unsafe"
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"github.com/Microsoft/hcsshim/internal/longpath"
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"github.com/Microsoft/hcsshim/internal/winapi"
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winio "github.com/Microsoft/go-winio"
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)
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//go:generate go run $GOROOT\src\syscall\mksyscall_windows.go -output zsyscall_windows.go safeopen.go
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//sys ntCreateFile(handle *uintptr, accessMask uint32, oa *objectAttributes, iosb *ioStatusBlock, allocationSize *uint64, fileAttributes uint32, shareAccess uint32, createDisposition uint32, createOptions uint32, eaBuffer *byte, eaLength uint32) (status uint32) = ntdll.NtCreateFile
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//sys ntSetInformationFile(handle uintptr, iosb *ioStatusBlock, information uintptr, length uint32, class uint32) (status uint32) = ntdll.NtSetInformationFile
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//sys rtlNtStatusToDosError(status uint32) (winerr error) = ntdll.RtlNtStatusToDosErrorNoTeb
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//sys localAlloc(flags uint32, size int) (ptr uintptr) = kernel32.LocalAlloc
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//sys localFree(ptr uintptr) = kernel32.LocalFree
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type ioStatusBlock struct {
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Status, Information uintptr
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}
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type objectAttributes struct {
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Length uintptr
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RootDirectory uintptr
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ObjectName uintptr
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Attributes uintptr
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SecurityDescriptor uintptr
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SecurityQoS uintptr
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}
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type unicodeString struct {
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Length uint16
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MaximumLength uint16
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Buffer uintptr
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}
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type fileLinkInformation struct {
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ReplaceIfExists bool
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RootDirectory uintptr
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FileNameLength uint32
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FileName [1]uint16
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}
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type fileDispositionInformationEx struct {
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Flags uintptr
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}
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const (
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_FileLinkInformation = 11
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_FileDispositionInformationEx = 64
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FILE_READ_ATTRIBUTES = 0x0080
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FILE_WRITE_ATTRIBUTES = 0x0100
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DELETE = 0x10000
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FILE_OPEN = 1
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FILE_CREATE = 2
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FILE_DIRECTORY_FILE = 0x00000001
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FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020
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FILE_DELETE_ON_CLOSE = 0x00001000
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FILE_OPEN_FOR_BACKUP_INTENT = 0x00004000
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FILE_OPEN_REPARSE_POINT = 0x00200000
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FILE_DISPOSITION_DELETE = 0x00000001
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_OBJ_DONT_REPARSE = 0x1000
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_STATUS_REPARSE_POINT_ENCOUNTERED = 0xC000050B
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)
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func OpenRoot(path string) (*os.File, error) {
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longpath, err := longpath.LongAbs(path)
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if err != nil {
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@ -85,16 +24,24 @@ func OpenRoot(path string) (*os.File, error) {
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return winio.OpenForBackup(longpath, syscall.GENERIC_READ, syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE, syscall.OPEN_EXISTING)
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}
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func ntRelativePath(path string) ([]uint16, error) {
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func cleanGoStringRelativePath(path string) (string, error) {
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path = filepath.Clean(path)
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if strings.Contains(path, ":") {
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// Since alternate data streams must follow the file they
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// are attached to, finding one here (out of order) is invalid.
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return nil, errors.New("path contains invalid character `:`")
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return "", errors.New("path contains invalid character `:`")
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}
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fspath := filepath.FromSlash(path)
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if len(fspath) > 0 && fspath[0] == '\\' {
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return nil, errors.New("expected relative path")
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return "", errors.New("expected relative path")
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}
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return fspath, nil
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}
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func ntRelativePath(path string) ([]uint16, error) {
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fspath, err := cleanGoStringRelativePath(path)
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if err != nil {
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return nil, err
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}
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path16 := utf16.Encode(([]rune)(fspath))
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@ -110,11 +57,11 @@ func ntRelativePath(path string) ([]uint16, error) {
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func openRelativeInternal(path string, root *os.File, accessMask uint32, shareFlags uint32, createDisposition uint32, flags uint32) (*os.File, error) {
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var (
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h uintptr
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iosb ioStatusBlock
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oa objectAttributes
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iosb winapi.IOStatusBlock
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oa winapi.ObjectAttributes
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)
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path16, err := ntRelativePath(path)
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cleanRelativePath, err := cleanGoStringRelativePath(path)
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if err != nil {
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return nil, err
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}
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@ -123,20 +70,16 @@ func openRelativeInternal(path string, root *os.File, accessMask uint32, shareFl
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return nil, errors.New("missing root directory")
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}
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upathBuffer := localAlloc(0, int(unsafe.Sizeof(unicodeString{}))+len(path16)*2)
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defer localFree(upathBuffer)
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upath := (*unicodeString)(unsafe.Pointer(upathBuffer))
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upath.Length = uint16(len(path16) * 2)
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upath.MaximumLength = upath.Length
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upath.Buffer = upathBuffer + unsafe.Sizeof(*upath)
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copy((*[32768]uint16)(unsafe.Pointer(upath.Buffer))[:], path16)
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pathUnicode, err := winapi.NewUnicodeString(cleanRelativePath)
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if err != nil {
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return nil, err
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}
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oa.Length = unsafe.Sizeof(oa)
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oa.ObjectName = upathBuffer
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oa.ObjectName = pathUnicode
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oa.RootDirectory = uintptr(root.Fd())
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oa.Attributes = _OBJ_DONT_REPARSE
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status := ntCreateFile(
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oa.Attributes = winapi.OBJ_DONT_REPARSE
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status := winapi.NtCreateFile(
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&h,
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accessMask|syscall.SYNCHRONIZE,
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&oa,
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@ -145,12 +88,12 @@ func openRelativeInternal(path string, root *os.File, accessMask uint32, shareFl
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0,
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shareFlags,
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createDisposition,
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FILE_OPEN_FOR_BACKUP_INTENT|FILE_SYNCHRONOUS_IO_NONALERT|flags,
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winapi.FILE_OPEN_FOR_BACKUP_INTENT|winapi.FILE_SYNCHRONOUS_IO_NONALERT|flags,
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nil,
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0,
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)
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if status != 0 {
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return nil, rtlNtStatusToDosError(status)
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return nil, winapi.RtlNtStatusToDosError(status)
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}
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fullPath, err := longpath.LongAbs(filepath.Join(root.Name(), path))
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@ -182,7 +125,7 @@ func LinkRelative(oldname string, oldroot *os.File, newname string, newroot *os.
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oldroot,
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syscall.FILE_WRITE_ATTRIBUTES,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_OPEN,
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winapi.FILE_OPEN,
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0,
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)
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if err != nil {
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@ -199,8 +142,8 @@ func LinkRelative(oldname string, oldroot *os.File, newname string, newroot *os.
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newroot,
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syscall.GENERIC_READ,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_OPEN,
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FILE_DIRECTORY_FILE)
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winapi.FILE_OPEN,
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winapi.FILE_DIRECTORY_FILE)
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if err != nil {
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return &os.LinkError{Op: "link", Old: oldf.Name(), New: filepath.Join(newroot.Name(), newname), Err: err}
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}
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@ -211,7 +154,7 @@ func LinkRelative(oldname string, oldroot *os.File, newname string, newroot *os.
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return err
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}
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if (fi.FileAttributes & syscall.FILE_ATTRIBUTE_REPARSE_POINT) != 0 {
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return &os.LinkError{Op: "link", Old: oldf.Name(), New: filepath.Join(newroot.Name(), newname), Err: rtlNtStatusToDosError(_STATUS_REPARSE_POINT_ENCOUNTERED)}
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return &os.LinkError{Op: "link", Old: oldf.Name(), New: filepath.Join(newroot.Name(), newname), Err: winapi.RtlNtStatusToDosError(winapi.STATUS_REPARSE_POINT_ENCOUNTERED)}
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}
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} else {
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@ -227,24 +170,25 @@ func LinkRelative(oldname string, oldroot *os.File, newname string, newroot *os.
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return err
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}
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size := int(unsafe.Offsetof(fileLinkInformation{}.FileName)) + len(newbase16)*2
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linkinfoBuffer := localAlloc(0, size)
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defer localFree(linkinfoBuffer)
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linkinfo := (*fileLinkInformation)(unsafe.Pointer(linkinfoBuffer))
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size := int(unsafe.Offsetof(winapi.FileLinkInformation{}.FileName)) + len(newbase16)*2
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linkinfoBuffer := winapi.LocalAlloc(0, size)
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defer winapi.LocalFree(linkinfoBuffer)
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linkinfo := (*winapi.FileLinkInformation)(unsafe.Pointer(linkinfoBuffer))
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linkinfo.RootDirectory = parent.Fd()
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linkinfo.FileNameLength = uint32(len(newbase16) * 2)
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copy((*[32768]uint16)(unsafe.Pointer(&linkinfo.FileName[0]))[:], newbase16)
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copy(winapi.Uint16BufferToSlice(&linkinfo.FileName[0], len(newbase16)), newbase16)
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var iosb ioStatusBlock
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status := ntSetInformationFile(
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var iosb winapi.IOStatusBlock
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status := winapi.NtSetInformationFile(
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oldf.Fd(),
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&iosb,
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linkinfoBuffer,
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uint32(size),
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_FileLinkInformation,
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winapi.FileLinkInformationClass,
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)
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if status != 0 {
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return &os.LinkError{Op: "link", Old: oldf.Name(), New: filepath.Join(parent.Name(), newbase), Err: rtlNtStatusToDosError(status)}
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return &os.LinkError{Op: "link", Old: oldf.Name(), New: filepath.Join(parent.Name(), newbase), Err: winapi.RtlNtStatusToDosError(status)}
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}
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return nil
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@ -252,17 +196,17 @@ func LinkRelative(oldname string, oldroot *os.File, newname string, newroot *os.
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// deleteOnClose marks a file to be deleted when the handle is closed.
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func deleteOnClose(f *os.File) error {
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disposition := fileDispositionInformationEx{Flags: FILE_DISPOSITION_DELETE}
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var iosb ioStatusBlock
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status := ntSetInformationFile(
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disposition := winapi.FileDispositionInformationEx{Flags: winapi.FILE_DISPOSITION_DELETE}
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var iosb winapi.IOStatusBlock
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status := winapi.NtSetInformationFile(
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f.Fd(),
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&iosb,
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uintptr(unsafe.Pointer(&disposition)),
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uint32(unsafe.Sizeof(disposition)),
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_FileDispositionInformationEx,
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winapi.FileDispositionInformationExClass,
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)
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if status != 0 {
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return rtlNtStatusToDosError(status)
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return winapi.RtlNtStatusToDosError(status)
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}
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return nil
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}
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@ -291,16 +235,16 @@ func RemoveRelative(path string, root *os.File) error {
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f, err := openRelativeInternal(
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path,
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root,
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FILE_READ_ATTRIBUTES|FILE_WRITE_ATTRIBUTES|DELETE,
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winapi.FILE_READ_ATTRIBUTES|winapi.FILE_WRITE_ATTRIBUTES|winapi.DELETE,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_OPEN,
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FILE_OPEN_REPARSE_POINT)
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winapi.FILE_OPEN,
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winapi.FILE_OPEN_REPARSE_POINT)
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if err == nil {
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defer f.Close()
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err = deleteOnClose(f)
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if err == syscall.ERROR_ACCESS_DENIED {
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// Maybe the file is marked readonly. Clear the bit and retry.
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clearReadOnly(f)
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_ = clearReadOnly(f)
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err = deleteOnClose(f)
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}
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}
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@ -385,8 +329,8 @@ func MkdirRelative(path string, root *os.File) error {
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root,
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0,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_CREATE,
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FILE_DIRECTORY_FILE)
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winapi.FILE_CREATE,
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winapi.FILE_DIRECTORY_FILE)
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if err == nil {
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f.Close()
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} else {
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@ -401,10 +345,10 @@ func LstatRelative(path string, root *os.File) (os.FileInfo, error) {
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f, err := openRelativeInternal(
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path,
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root,
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FILE_READ_ATTRIBUTES,
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winapi.FILE_READ_ATTRIBUTES,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_OPEN,
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FILE_OPEN_REPARSE_POINT)
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winapi.FILE_OPEN,
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winapi.FILE_OPEN_REPARSE_POINT)
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if err != nil {
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return nil, &os.PathError{Op: "stat", Path: filepath.Join(root.Name(), path), Err: err}
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}
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@ -421,7 +365,7 @@ func EnsureNotReparsePointRelative(path string, root *os.File) error {
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root,
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0,
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syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
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FILE_OPEN,
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winapi.FILE_OPEN,
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0)
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if err != nil {
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return err
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