Bump dependencies to Kubernetes 1.20
This commit is contained in:
xing-yang
141
vendor/golang.org/x/sys/unix/syscall_darwin.go
generated
vendored
141
vendor/golang.org/x/sys/unix/syscall_darwin.go
generated
vendored
@@ -13,29 +13,11 @@
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package unix
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import (
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"errors"
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"runtime"
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"syscall"
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"unsafe"
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)
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const ImplementsGetwd = true
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func Getwd() (string, error) {
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buf := make([]byte, 2048)
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attrs, err := getAttrList(".", attrList{CommonAttr: attrCmnFullpath}, buf, 0)
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if err == nil && len(attrs) == 1 && len(attrs[0]) >= 2 {
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wd := string(attrs[0])
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// Sanity check that it's an absolute path and ends
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// in a null byte, which we then strip.
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if wd[0] == '/' && wd[len(wd)-1] == 0 {
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return wd[:len(wd)-1], nil
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}
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}
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// If pkg/os/getwd.go gets ENOTSUP, it will fall back to the
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// slow algorithm.
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return "", ENOTSUP
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}
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// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
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type SockaddrDatalink struct {
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Len uint8
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@@ -49,6 +31,41 @@ type SockaddrDatalink struct {
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raw RawSockaddrDatalink
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}
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// SockaddrCtl implements the Sockaddr interface for AF_SYSTEM type sockets.
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type SockaddrCtl struct {
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ID uint32
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Unit uint32
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raw RawSockaddrCtl
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}
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func (sa *SockaddrCtl) sockaddr() (unsafe.Pointer, _Socklen, error) {
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sa.raw.Sc_len = SizeofSockaddrCtl
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sa.raw.Sc_family = AF_SYSTEM
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sa.raw.Ss_sysaddr = AF_SYS_CONTROL
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sa.raw.Sc_id = sa.ID
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sa.raw.Sc_unit = sa.Unit
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return unsafe.Pointer(&sa.raw), SizeofSockaddrCtl, nil
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}
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func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
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switch rsa.Addr.Family {
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case AF_SYSTEM:
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pp := (*RawSockaddrCtl)(unsafe.Pointer(rsa))
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if pp.Ss_sysaddr == AF_SYS_CONTROL {
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sa := new(SockaddrCtl)
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sa.ID = pp.Sc_id
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sa.Unit = pp.Sc_unit
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return sa, nil
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}
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}
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return nil, EAFNOSUPPORT
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}
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// Some external packages rely on SYS___SYSCTL being defined to implement their
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// own sysctl wrappers. Provide it here, even though direct syscalls are no
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// longer supported on darwin.
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const SYS___SYSCTL = SYS_SYSCTL
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// Translate "kern.hostname" to []_C_int{0,1,2,3}.
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func nametomib(name string) (mib []_C_int, err error) {
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const siz = unsafe.Sizeof(mib[0])
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@@ -92,11 +109,6 @@ func direntNamlen(buf []byte) (uint64, bool) {
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func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
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func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
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const (
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attrBitMapCount = 5
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attrCmnFullpath = 0x08000000
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)
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type attrList struct {
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bitmapCount uint16
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_ uint16
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@@ -107,54 +119,6 @@ type attrList struct {
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Forkattr uint32
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}
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func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) {
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if len(attrBuf) < 4 {
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return nil, errors.New("attrBuf too small")
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}
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attrList.bitmapCount = attrBitMapCount
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var _p0 *byte
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_p0, err = BytePtrFromString(path)
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if err != nil {
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return nil, err
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}
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if err := getattrlist(_p0, unsafe.Pointer(&attrList), unsafe.Pointer(&attrBuf[0]), uintptr(len(attrBuf)), int(options)); err != nil {
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return nil, err
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}
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size := *(*uint32)(unsafe.Pointer(&attrBuf[0]))
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// dat is the section of attrBuf that contains valid data,
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// without the 4 byte length header. All attribute offsets
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// are relative to dat.
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dat := attrBuf
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if int(size) < len(attrBuf) {
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dat = dat[:size]
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}
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dat = dat[4:] // remove length prefix
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for i := uint32(0); int(i) < len(dat); {
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header := dat[i:]
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if len(header) < 8 {
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return attrs, errors.New("truncated attribute header")
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}
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datOff := *(*int32)(unsafe.Pointer(&header[0]))
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attrLen := *(*uint32)(unsafe.Pointer(&header[4]))
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if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) {
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return attrs, errors.New("truncated results; attrBuf too small")
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}
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end := uint32(datOff) + attrLen
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attrs = append(attrs, dat[datOff:end])
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i = end
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if r := i % 4; r != 0 {
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i += (4 - r)
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}
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}
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return
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}
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//sys getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error)
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//sysnb pipe() (r int, w int, err error)
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func Pipe(p []int) (err error) {
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@@ -324,6 +288,35 @@ func Kill(pid int, signum syscall.Signal) (err error) { return kill(pid, int(sig
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//sys ioctl(fd int, req uint, arg uintptr) (err error)
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func IoctlCtlInfo(fd int, ctlInfo *CtlInfo) error {
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err := ioctl(fd, CTLIOCGINFO, uintptr(unsafe.Pointer(ctlInfo)))
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runtime.KeepAlive(ctlInfo)
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return err
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}
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// IfreqMTU is struct ifreq used to get or set a network device's MTU.
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type IfreqMTU struct {
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Name [IFNAMSIZ]byte
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MTU int32
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}
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// IoctlGetIfreqMTU performs the SIOCGIFMTU ioctl operation on fd to get the MTU
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// of the network device specified by ifname.
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func IoctlGetIfreqMTU(fd int, ifname string) (*IfreqMTU, error) {
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var ifreq IfreqMTU
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copy(ifreq.Name[:], ifname)
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err := ioctl(fd, SIOCGIFMTU, uintptr(unsafe.Pointer(&ifreq)))
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return &ifreq, err
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}
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// IoctlSetIfreqMTU performs the SIOCSIFMTU ioctl operation on fd to set the MTU
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// of the network device specified by ifreq.Name.
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func IoctlSetIfreqMTU(fd int, ifreq *IfreqMTU) error {
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err := ioctl(fd, SIOCSIFMTU, uintptr(unsafe.Pointer(ifreq)))
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runtime.KeepAlive(ifreq)
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return err
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}
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//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS_SYSCTL
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func Uname(uname *Utsname) error {
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@@ -396,6 +389,8 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
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//sys Chroot(path string) (err error)
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//sys ClockGettime(clockid int32, time *Timespec) (err error)
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//sys Close(fd int) (err error)
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//sys Clonefile(src string, dst string, flags int) (err error)
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//sys Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error)
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//sys Dup(fd int) (nfd int, err error)
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//sys Dup2(from int, to int) (err error)
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//sys Exchangedata(path1 string, path2 string, options int) (err error)
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@@ -407,10 +402,12 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
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//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
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//sys Fchown(fd int, uid int, gid int) (err error)
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//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
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//sys Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error)
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//sys Flock(fd int, how int) (err error)
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//sys Fpathconf(fd int, name int) (val int, err error)
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//sys Fsync(fd int) (err error)
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//sys Ftruncate(fd int, length int64) (err error)
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//sys Getcwd(buf []byte) (n int, err error)
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//sys Getdtablesize() (size int)
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//sysnb Getegid() (egid int)
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//sysnb Geteuid() (uid int)
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