rebase: update kubernetes to v1.20.0

updated kubernetes packages to latest
release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/golang.org/x/text/encoding/unicode/unicode.go

@@ -6,6 +6,7 @@
 package unicode // import "golang.org/x/text/encoding/unicode"
 
 import (
+	"bytes"
 	"errors"
 	"unicode/utf16"
 	"unicode/utf8"
@@ -25,15 +26,95 @@ import (
 // the introduction of some kind of error type for conveying the erroneous code
 // point.
 
-// UTF8 is the UTF-8 encoding.
+// UTF8 is the UTF-8 encoding. It neither removes nor adds byte order marks.
 var UTF8 encoding.Encoding = utf8enc
 
+// UTF8BOM is an UTF-8 encoding where the decoder strips a leading byte order
+// mark while the encoder adds one.
+//
+// Some editors add a byte order mark as a signature to UTF-8 files. Although
+// the byte order mark is not useful for detecting byte order in UTF-8, it is
+// sometimes used as a convention to mark UTF-8-encoded files. This relies on
+// the observation that the UTF-8 byte order mark is either an illegal or at
+// least very unlikely sequence in any other character encoding.
+var UTF8BOM encoding.Encoding = utf8bomEncoding{}
+
+type utf8bomEncoding struct{}
+
+func (utf8bomEncoding) String() string {
+	return "UTF-8-BOM"
+}
+
+func (utf8bomEncoding) ID() (identifier.MIB, string) {
+	return identifier.Unofficial, "x-utf8bom"
+}
+
+func (utf8bomEncoding) NewEncoder() *encoding.Encoder {
+	return &encoding.Encoder{
+		Transformer: &utf8bomEncoder{t: runes.ReplaceIllFormed()},
+	}
+}
+
+func (utf8bomEncoding) NewDecoder() *encoding.Decoder {
+	return &encoding.Decoder{Transformer: &utf8bomDecoder{}}
+}
+
 var utf8enc = &internal.Encoding{
 	&internal.SimpleEncoding{utf8Decoder{}, runes.ReplaceIllFormed()},
 	"UTF-8",
 	identifier.UTF8,
 }
 
+type utf8bomDecoder struct {
+	checked bool
+}
+
+func (t *utf8bomDecoder) Reset() {
+	t.checked = false
+}
+
+func (t *utf8bomDecoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
+	if !t.checked {
+		if !atEOF && len(src) < len(utf8BOM) {
+			if len(src) == 0 {
+				return 0, 0, nil
+			}
+			return 0, 0, transform.ErrShortSrc
+		}
+		if bytes.HasPrefix(src, []byte(utf8BOM)) {
+			nSrc += len(utf8BOM)
+			src = src[len(utf8BOM):]
+		}
+		t.checked = true
+	}
+	nDst, n, err := utf8Decoder.Transform(utf8Decoder{}, dst[nDst:], src, atEOF)
+	nSrc += n
+	return nDst, nSrc, err
+}
+
+type utf8bomEncoder struct {
+	written bool
+	t       transform.Transformer
+}
+
+func (t *utf8bomEncoder) Reset() {
+	t.written = false
+	t.t.Reset()
+}
+
+func (t *utf8bomEncoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
+	if !t.written {
+		if len(dst) < len(utf8BOM) {
+			return nDst, 0, transform.ErrShortDst
+		}
+		nDst = copy(dst, utf8BOM)
+		t.written = true
+	}
+	n, nSrc, err := utf8Decoder.Transform(utf8Decoder{}, dst[nDst:], src, atEOF)
+	nDst += n
+	return nDst, nSrc, err
+}
+
 type utf8Decoder struct{ transform.NopResetter }
 
 func (utf8Decoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
@@ -287,16 +368,13 @@ func (u *utf16Decoder) Reset() {
 }
 
 func (u *utf16Decoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
+	if len(src) < 2 && atEOF && u.current.bomPolicy&requireBOM != 0 {
+		return 0, 0, ErrMissingBOM
+	}
 	if len(src) == 0 {
-		if atEOF && u.current.bomPolicy&requireBOM != 0 {
-			return 0, 0, ErrMissingBOM
-		}
 		return 0, 0, nil
 	}
-	if u.current.bomPolicy&acceptBOM != 0 {
-		if len(src) < 2 {
-			return 0, 0, transform.ErrShortSrc
-		}
+	if len(src) >= 2 && u.current.bomPolicy&acceptBOM != 0 {
 		switch {
 		case src[0] == 0xfe && src[1] == 0xff:
 			u.current.endianness = BigEndian

vendor/golang.org/x/text/internal/language/compact/tables.go

@@ -802,16 +802,16 @@ var coreTags = []language.CompactCoreInfo{ // 773 elements
 	0x03a0010b, 0x03a00115, 0x03a00117, 0x03a0011c,
 	0x03a00120, 0x03a00128, 0x03a0015e, 0x04000000,
 	0x04300000, 0x04300099, 0x04400000, 0x0440012f,
-	0x04800000, 0x0480006e, 0x05800000, 0x0581f000,
-	0x0581f032, 0x05857000, 0x05857032, 0x05e00000,
+	0x04800000, 0x0480006e, 0x05800000, 0x05820000,
+	0x05820032, 0x0585a000, 0x0585a032, 0x05e00000,
 	0x05e00052, 0x07100000, 0x07100047, 0x07500000,
 	0x07500162, 0x07900000, 0x0790012f, 0x07e00000,
 	0x07e00038, 0x08200000, 0x0a000000, 0x0a0000c3,
 	// Entry 40 - 5F
 	0x0a500000, 0x0a500035, 0x0a500099, 0x0a900000,
 	0x0a900053, 0x0a900099, 0x0b200000, 0x0b200078,
-	0x0b500000, 0x0b500099, 0x0b700000, 0x0b71f000,
-	0x0b71f033, 0x0b757000, 0x0b757033, 0x0d700000,
+	0x0b500000, 0x0b500099, 0x0b700000, 0x0b720000,
+	0x0b720033, 0x0b75a000, 0x0b75a033, 0x0d700000,
 	0x0d700022, 0x0d70006e, 0x0d700078, 0x0d70009e,
 	0x0db00000, 0x0db00035, 0x0db00099, 0x0dc00000,
 	0x0dc00106, 0x0df00000, 0x0df00131, 0x0e500000,
@@ -947,7 +947,7 @@ var coreTags = []language.CompactCoreInfo{ // 773 elements
 	0x38900000, 0x38900131, 0x39000000, 0x3900006f,
 	0x390000a4, 0x39500000, 0x39500099, 0x39800000,
 	0x3980007d, 0x39800106, 0x39d00000, 0x39d05000,
-	0x39d050e8, 0x39d33000, 0x39d33099, 0x3a100000,
+	0x39d050e8, 0x39d36000, 0x39d36099, 0x3a100000,
 	0x3b300000, 0x3b3000e9, 0x3bd00000, 0x3bd00001,
 	0x3be00000, 0x3be00024, 0x3c000000, 0x3c00002a,
 	0x3c000041, 0x3c00004e, 0x3c00005a, 0x3c000086,
@@ -966,7 +966,7 @@ var coreTags = []language.CompactCoreInfo{ // 773 elements
 	0x3fd00000, 0x3fd00072, 0x3fd000da, 0x3fd0010c,
 	0x3ff00000, 0x3ff000d1, 0x40100000, 0x401000c3,
 	0x40200000, 0x4020004c, 0x40700000, 0x40800000,
-	0x40857000, 0x408570ba, 0x408dc000, 0x408dc0ba,
+	0x4085a000, 0x4085a0ba, 0x408e3000, 0x408e30ba,
 	0x40c00000, 0x40c000b3, 0x41200000, 0x41200111,
 	0x41600000, 0x4160010f, 0x41c00000, 0x41d00000,
 	// Entry 280 - 29F
@@ -974,9 +974,9 @@ var coreTags = []language.CompactCoreInfo{ // 773 elements
 	0x42300000, 0x42300164, 0x42900000, 0x42900062,
 	0x4290006f, 0x429000a4, 0x42900115, 0x43100000,
 	0x43100027, 0x431000c2, 0x4310014d, 0x43200000,
-	0x4321f000, 0x4321f033, 0x4321f0bd, 0x4321f105,
-	0x4321f14d, 0x43257000, 0x43257033, 0x432570bd,
-	0x43257105, 0x4325714d, 0x43700000, 0x43a00000,
+	0x43220000, 0x43220033, 0x432200bd, 0x43220105,
+	0x4322014d, 0x4325a000, 0x4325a033, 0x4325a0bd,
+	0x4325a105, 0x4325a14d, 0x43700000, 0x43a00000,
 	0x43b00000, 0x44400000, 0x44400031, 0x44400072,
 	// Entry 2A0 - 2BF
 	0x4440010c, 0x44500000, 0x4450004b, 0x445000a4,
@@ -992,24 +992,24 @@ var coreTags = []language.CompactCoreInfo{ // 773 elements
 	0x49400106, 0x4a400000, 0x4a4000d4, 0x4a900000,
 	0x4a9000ba, 0x4ac00000, 0x4ac00053, 0x4ae00000,
 	0x4ae00130, 0x4b400000, 0x4b400099, 0x4b4000e8,
-	0x4bc00000, 0x4bc05000, 0x4bc05024, 0x4bc1f000,
-	0x4bc1f137, 0x4bc57000, 0x4bc57137, 0x4be00000,
-	0x4be57000, 0x4be570b4, 0x4bee3000, 0x4bee30b4,
+	0x4bc00000, 0x4bc05000, 0x4bc05024, 0x4bc20000,
+	0x4bc20137, 0x4bc5a000, 0x4bc5a137, 0x4be00000,
+	0x4be5a000, 0x4be5a0b4, 0x4beeb000, 0x4beeb0b4,
 	0x4c000000, 0x4c300000, 0x4c30013e, 0x4c900000,
 	// Entry 2E0 - 2FF
 	0x4c900001, 0x4cc00000, 0x4cc0012f, 0x4ce00000,
 	0x4cf00000, 0x4cf0004e, 0x4e500000, 0x4e500114,
 	0x4f200000, 0x4fb00000, 0x4fb00131, 0x50900000,
 	0x50900052, 0x51200000, 0x51200001, 0x51800000,
-	0x5180003b, 0x518000d6, 0x51f00000, 0x51f38000,
-	0x51f38053, 0x51f39000, 0x51f3908d, 0x52800000,
-	0x528000ba, 0x52900000, 0x52938000, 0x52938053,
-	0x5293808d, 0x529380c6, 0x5293810d, 0x52939000,
+	0x5180003b, 0x518000d6, 0x51f00000, 0x51f3b000,
+	0x51f3b053, 0x51f3c000, 0x51f3c08d, 0x52800000,
+	0x528000ba, 0x52900000, 0x5293b000, 0x5293b053,
+	0x5293b08d, 0x5293b0c6, 0x5293b10d, 0x5293c000,
 	// Entry 300 - 31F
-	0x5293908d, 0x529390c6, 0x5293912e, 0x52f00000,
+	0x5293c08d, 0x5293c0c6, 0x5293c12e, 0x52f00000,
 	0x52f00161,
 } // Size: 3116 bytes
 
 const specialTagsStr string = "ca-ES-valencia en-US-u-va-posix"
 
-// Total table size 3147 bytes (3KiB); checksum: F4E57D15
+// Total table size 3147 bytes (3KiB); checksum: BE816D44

vendor/golang.org/x/text/language/tables.go

@@ -35,16 +35,16 @@ const (
 	_XK  = 333
 )
 const (
-	_Latn = 87
-	_Hani = 54
-	_Hans = 56
-	_Hant = 57
-	_Qaaa = 139
-	_Qaai = 147
-	_Qabx = 188
-	_Zinh = 236
-	_Zyyy = 241
-	_Zzzz = 242
+	_Latn = 90
+	_Hani = 57
+	_Hans = 59
+	_Hant = 60
+	_Qaaa = 143
+	_Qaai = 151
+	_Qabx = 192
+	_Zinh = 245
+	_Zyyy = 250
+	_Zzzz = 251
 )
 
 var regionToGroups = []uint8{ // 357 elements
@@ -249,32 +249,32 @@ var matchLang = []mutualIntelligibility{ // 113 elements
 // matchScript holds pairs of scriptIDs where readers of one script
 // can typically also read the other. Each is associated with a confidence.
 var matchScript = []scriptIntelligibility{ // 26 elements
-	0:  {wantLang: 0x432, haveLang: 0x432, wantScript: 0x57, haveScript: 0x1f, distance: 0x5},
-	1:  {wantLang: 0x432, haveLang: 0x432, wantScript: 0x1f, haveScript: 0x57, distance: 0x5},
-	2:  {wantLang: 0x58, haveLang: 0x3e2, wantScript: 0x57, haveScript: 0x1f, distance: 0xa},
-	3:  {wantLang: 0xa5, haveLang: 0x139, wantScript: 0xe, haveScript: 0x57, distance: 0xa},
-	4:  {wantLang: 0x1d7, haveLang: 0x3e2, wantScript: 0x8, haveScript: 0x1f, distance: 0xa},
-	5:  {wantLang: 0x210, haveLang: 0x139, wantScript: 0x2b, haveScript: 0x57, distance: 0xa},
-	6:  {wantLang: 0x24a, haveLang: 0x139, wantScript: 0x4b, haveScript: 0x57, distance: 0xa},
-	7:  {wantLang: 0x251, haveLang: 0x139, wantScript: 0x4f, haveScript: 0x57, distance: 0xa},
-	8:  {wantLang: 0x2b8, haveLang: 0x139, wantScript: 0x54, haveScript: 0x57, distance: 0xa},
-	9:  {wantLang: 0x304, haveLang: 0x139, wantScript: 0x6b, haveScript: 0x57, distance: 0xa},
-	10: {wantLang: 0x331, haveLang: 0x139, wantScript: 0x72, haveScript: 0x57, distance: 0xa},
-	11: {wantLang: 0x351, haveLang: 0x139, wantScript: 0x21, haveScript: 0x57, distance: 0xa},
-	12: {wantLang: 0x395, haveLang: 0x139, wantScript: 0x7d, haveScript: 0x57, distance: 0xa},
-	13: {wantLang: 0x39d, haveLang: 0x139, wantScript: 0x33, haveScript: 0x57, distance: 0xa},
-	14: {wantLang: 0x3be, haveLang: 0x139, wantScript: 0x5, haveScript: 0x57, distance: 0xa},
-	15: {wantLang: 0x3fa, haveLang: 0x139, wantScript: 0x5, haveScript: 0x57, distance: 0xa},
-	16: {wantLang: 0x40c, haveLang: 0x139, wantScript: 0xca, haveScript: 0x57, distance: 0xa},
-	17: {wantLang: 0x450, haveLang: 0x139, wantScript: 0xd7, haveScript: 0x57, distance: 0xa},
-	18: {wantLang: 0x461, haveLang: 0x139, wantScript: 0xda, haveScript: 0x57, distance: 0xa},
-	19: {wantLang: 0x46f, haveLang: 0x139, wantScript: 0x29, haveScript: 0x57, distance: 0xa},
-	20: {wantLang: 0x476, haveLang: 0x3e2, wantScript: 0x57, haveScript: 0x1f, distance: 0xa},
-	21: {wantLang: 0x4b4, haveLang: 0x139, wantScript: 0x5, haveScript: 0x57, distance: 0xa},
-	22: {wantLang: 0x4bc, haveLang: 0x3e2, wantScript: 0x57, haveScript: 0x1f, distance: 0xa},
-	23: {wantLang: 0x512, haveLang: 0x139, wantScript: 0x3b, haveScript: 0x57, distance: 0xa},
-	24: {wantLang: 0x529, haveLang: 0x529, wantScript: 0x38, haveScript: 0x39, distance: 0xf},
-	25: {wantLang: 0x529, haveLang: 0x529, wantScript: 0x39, haveScript: 0x38, distance: 0x13},
+	0:  {wantLang: 0x432, haveLang: 0x432, wantScript: 0x5a, haveScript: 0x20, distance: 0x5},
+	1:  {wantLang: 0x432, haveLang: 0x432, wantScript: 0x20, haveScript: 0x5a, distance: 0x5},
+	2:  {wantLang: 0x58, haveLang: 0x3e2, wantScript: 0x5a, haveScript: 0x20, distance: 0xa},
+	3:  {wantLang: 0xa5, haveLang: 0x139, wantScript: 0xe, haveScript: 0x5a, distance: 0xa},
+	4:  {wantLang: 0x1d7, haveLang: 0x3e2, wantScript: 0x8, haveScript: 0x20, distance: 0xa},
+	5:  {wantLang: 0x210, haveLang: 0x139, wantScript: 0x2e, haveScript: 0x5a, distance: 0xa},
+	6:  {wantLang: 0x24a, haveLang: 0x139, wantScript: 0x4e, haveScript: 0x5a, distance: 0xa},
+	7:  {wantLang: 0x251, haveLang: 0x139, wantScript: 0x52, haveScript: 0x5a, distance: 0xa},
+	8:  {wantLang: 0x2b8, haveLang: 0x139, wantScript: 0x57, haveScript: 0x5a, distance: 0xa},
+	9:  {wantLang: 0x304, haveLang: 0x139, wantScript: 0x6e, haveScript: 0x5a, distance: 0xa},
+	10: {wantLang: 0x331, haveLang: 0x139, wantScript: 0x75, haveScript: 0x5a, distance: 0xa},
+	11: {wantLang: 0x351, haveLang: 0x139, wantScript: 0x22, haveScript: 0x5a, distance: 0xa},
+	12: {wantLang: 0x395, haveLang: 0x139, wantScript: 0x81, haveScript: 0x5a, distance: 0xa},
+	13: {wantLang: 0x39d, haveLang: 0x139, wantScript: 0x36, haveScript: 0x5a, distance: 0xa},
+	14: {wantLang: 0x3be, haveLang: 0x139, wantScript: 0x5, haveScript: 0x5a, distance: 0xa},
+	15: {wantLang: 0x3fa, haveLang: 0x139, wantScript: 0x5, haveScript: 0x5a, distance: 0xa},
+	16: {wantLang: 0x40c, haveLang: 0x139, wantScript: 0xcf, haveScript: 0x5a, distance: 0xa},
+	17: {wantLang: 0x450, haveLang: 0x139, wantScript: 0xde, haveScript: 0x5a, distance: 0xa},
+	18: {wantLang: 0x461, haveLang: 0x139, wantScript: 0xe1, haveScript: 0x5a, distance: 0xa},
+	19: {wantLang: 0x46f, haveLang: 0x139, wantScript: 0x2c, haveScript: 0x5a, distance: 0xa},
+	20: {wantLang: 0x476, haveLang: 0x3e2, wantScript: 0x5a, haveScript: 0x20, distance: 0xa},
+	21: {wantLang: 0x4b4, haveLang: 0x139, wantScript: 0x5, haveScript: 0x5a, distance: 0xa},
+	22: {wantLang: 0x4bc, haveLang: 0x3e2, wantScript: 0x5a, haveScript: 0x20, distance: 0xa},
+	23: {wantLang: 0x512, haveLang: 0x139, wantScript: 0x3e, haveScript: 0x5a, distance: 0xa},
+	24: {wantLang: 0x529, haveLang: 0x529, wantScript: 0x3b, haveScript: 0x3c, distance: 0xf},
+	25: {wantLang: 0x529, haveLang: 0x529, wantScript: 0x3c, haveScript: 0x3b, distance: 0x13},
 } // Size: 232 bytes
 
 var matchRegion = []regionIntelligibility{ // 15 elements
@@ -286,13 +286,13 @@ var matchRegion = []regionIntelligibility{ // 15 elements
 	5:  {lang: 0x13e, script: 0x0, group: 0x83, distance: 0x4},
 	6:  {lang: 0x3c0, script: 0x0, group: 0x3, distance: 0x4},
 	7:  {lang: 0x3c0, script: 0x0, group: 0x83, distance: 0x4},
-	8:  {lang: 0x529, script: 0x39, group: 0x2, distance: 0x4},
-	9:  {lang: 0x529, script: 0x39, group: 0x82, distance: 0x4},
+	8:  {lang: 0x529, script: 0x3c, group: 0x2, distance: 0x4},
+	9:  {lang: 0x529, script: 0x3c, group: 0x82, distance: 0x4},
 	10: {lang: 0x3a, script: 0x0, group: 0x80, distance: 0x5},
 	11: {lang: 0x139, script: 0x0, group: 0x80, distance: 0x5},
 	12: {lang: 0x13e, script: 0x0, group: 0x80, distance: 0x5},
 	13: {lang: 0x3c0, script: 0x0, group: 0x80, distance: 0x5},
-	14: {lang: 0x529, script: 0x39, group: 0x80, distance: 0x5},
+	14: {lang: 0x529, script: 0x3c, group: 0x80, distance: 0x5},
 } // Size: 114 bytes
 
 // Total table size 1471 bytes (1KiB); checksum: 4CB1CD46

vendor/golang.org/x/text/transform/transform.go

@@ -648,7 +648,8 @@ func String(t Transformer, s string) (result string, n int, err error) {
 	// Transform the remaining input, growing dst and src buffers as necessary.
 	for {
 		n := copy(src, s[pSrc:])
-		nDst, nSrc, err := t.Transform(dst[pDst:], src[:n], pSrc+n == len(s))
+		atEOF := pSrc+n == len(s)
+		nDst, nSrc, err := t.Transform(dst[pDst:], src[:n], atEOF)
 		pDst += nDst
 		pSrc += nSrc
 
@@ -659,6 +660,9 @@ func String(t Transformer, s string) (result string, n int, err error) {
 				dst = grow(dst, pDst)
 			}
 		} else if err == ErrShortSrc {
+			if atEOF {
+				return string(dst[:pDst]), pSrc, err
+			}
 			if nSrc == 0 {
 				src = grow(src, 0)
 			}

vendor/golang.org/x/text/unicode/bidi/core.go

@@ -480,15 +480,15 @@ func (s *isolatingRunSequence) resolveWeakTypes() {
 
 	// Rule W1.
 	// Changes all NSMs.
-	preceedingCharacterType := s.sos
+	precedingCharacterType := s.sos
 	for i, t := range s.types {
 		if t == NSM {
-			s.types[i] = preceedingCharacterType
+			s.types[i] = precedingCharacterType
 		} else {
 			if t.in(LRI, RLI, FSI, PDI) {
-				preceedingCharacterType = ON
+				precedingCharacterType = ON
 			}
-			preceedingCharacterType = t
+			precedingCharacterType = t
 		}
 	}
 

vendor/golang.org/x/text/unicode/bidi/tables11.0.0.go

@@ -1,6 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
-// +build go1.13
+// +build go1.13,!go1.14
 
 package bidi
 

vendor/golang.org/x/text/unicode/norm/tables11.0.0.go

@@ -1,6 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
-// +build go1.13
+// +build go1.13,!go1.14
 
 package norm