TUN-5675: Remove github.com/dgrijalva/jwt-go dependency by upgrading coredns version

vendor/golang.org/x/tools/internal/gocommand/version.go

@@ -14,7 +14,7 @@ import (
 // It returns the X in Go 1.X.
 func GoVersion(ctx context.Context, inv Invocation, r *Runner) (int, error) {
 	inv.Verb = "list"
-	inv.Args = []string{"-e", "-f", `{{context.ReleaseTags}}`}
+	inv.Args = []string{"-e", "-f", `{{context.ReleaseTags}}`, `--`, `unsafe`}
 	inv.Env = append(append([]string{}, inv.Env...), "GO111MODULE=off")
 	// Unset any unneeded flags, and remove them from BuildFlags, if they're
 	// present.

vendor/golang.org/x/tools/internal/packagesinternal/packages.go

@@ -0,0 +1,28 @@
+// Copyright 2020 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package packagesinternal exposes internal-only fields from go/packages.
+package packagesinternal
+
+import (
+	"golang.org/x/tools/internal/gocommand"
+)
+
+var GetForTest = func(p interface{}) string { return "" }
+var GetDepsErrors = func(p interface{}) []*PackageError { return nil }
+
+type PackageError struct {
+	ImportStack []string // shortest path from package named on command line to this one
+	Pos         string   // position of error (if present, file:line:col)
+	Err         string   // the error itself
+}
+
+var GetGoCmdRunner = func(config interface{}) *gocommand.Runner { return nil }
+
+var SetGoCmdRunner = func(config interface{}, runner *gocommand.Runner) {}
+
+var TypecheckCgo int
+
+var SetModFlag = func(config interface{}, value string) {}
+var SetModFile = func(config interface{}, value string) {}

vendor/golang.org/x/tools/internal/typeparams/doc.go

@@ -0,0 +1,11 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package typeparams provides functions to work indirectly with type parameter
+// data stored in go/ast and go/types objects, while these API are guarded by a
+// build constraint.
+//
+// This package exists to make it easier for tools to work with generic code,
+// while also compiling against older Go versions.
+package typeparams

vendor/golang.org/x/tools/internal/typeparams/notypeparams.go

@@ -0,0 +1,90 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !typeparams || !go1.17
+// +build !typeparams !go1.17
+
+package typeparams
+
+import (
+	"go/ast"
+	"go/types"
+)
+
+// NOTE: doc comments must be kept in sync with typeparams.go.
+
+// Enabled reports whether type parameters are enabled in the current build
+// environment.
+const Enabled = false
+
+// UnpackIndex extracts all index expressions from e. For non-generic code this
+// is always one expression: e.Index, but may be more than one expression for
+// generic type instantiation.
+func UnpackIndex(e *ast.IndexExpr) []ast.Expr {
+	return []ast.Expr{e.Index}
+}
+
+// IsListExpr reports whether n is an *ast.ListExpr, which is a new node type
+// introduced to hold type arguments for generic type instantiation.
+func IsListExpr(n ast.Node) bool {
+	return false
+}
+
+// ForTypeDecl extracts the (possibly nil) type parameter node list from n.
+func ForTypeDecl(*ast.TypeSpec) *ast.FieldList {
+	return nil
+}
+
+// ForFuncDecl extracts the (possibly nil) type parameter node list from n.
+func ForFuncDecl(*ast.FuncDecl) *ast.FieldList {
+	return nil
+}
+
+// ForSignature extracts the (possibly empty) type parameter object list from
+// sig.
+func ForSignature(*types.Signature) []*types.TypeName {
+	return nil
+}
+
+// HasTypeSet reports if iface has a type set.
+func HasTypeSet(*types.Interface) bool {
+	return false
+}
+
+// IsComparable reports if iface is the comparable interface.
+func IsComparable(*types.Interface) bool {
+	return false
+}
+
+// IsConstraint reports whether iface may only be used as a type parameter
+// constraint (i.e. has a type set or is the comparable interface).
+func IsConstraint(*types.Interface) bool {
+	return false
+}
+
+// ForNamed extracts the (possibly empty) type parameter object list from
+// named.
+func ForNamed(*types.Named) []*types.TypeName {
+	return nil
+}
+
+// NamedTArgs extracts the (possibly empty) type argument list from named.
+func NamedTArgs(*types.Named) []types.Type {
+	return nil
+}
+
+// InitInferred initializes info to record inferred type information.
+func InitInferred(*types.Info) {
+}
+
+// GetInferred extracts inferred type information from info for e.
+//
+// The expression e may have an inferred type if it is an *ast.IndexExpr
+// representing partial instantiation of a generic function type for which type
+// arguments have been inferred using constraint type inference, or if it is an
+// *ast.CallExpr for which type type arguments have be inferred using both
+// constraint type inference and function argument inference.
+func GetInferred(*types.Info, ast.Expr) ([]types.Type, *types.Signature) {
+	return nil, nil
+}

vendor/golang.org/x/tools/internal/typeparams/typeparams.go

@@ -0,0 +1,105 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build typeparams && go1.17
+// +build typeparams,go1.17
+
+package typeparams
+
+import (
+	"go/ast"
+	"go/types"
+)
+
+// NOTE: doc comments must be kept in sync with notypeparams.go.
+
+// Enabled reports whether type parameters are enabled in the current build
+// environment.
+const Enabled = true
+
+// UnpackIndex extracts all index expressions from e. For non-generic code this
+// is always one expression: e.Index, but may be more than one expression for
+// generic type instantiation.
+func UnpackIndex(e *ast.IndexExpr) []ast.Expr {
+	if x, _ := e.Index.(*ast.ListExpr); x != nil {
+		return x.ElemList
+	}
+	if e.Index != nil {
+		return []ast.Expr{e.Index}
+	}
+	return nil
+}
+
+// IsListExpr reports whether n is an *ast.ListExpr, which is a new node type
+// introduced to hold type arguments for generic type instantiation.
+func IsListExpr(n ast.Node) bool {
+	_, ok := n.(*ast.ListExpr)
+	return ok
+}
+
+// ForTypeDecl extracts the (possibly nil) type parameter node list from n.
+func ForTypeDecl(n *ast.TypeSpec) *ast.FieldList {
+	return n.TParams
+}
+
+// ForFuncDecl extracts the (possibly nil) type parameter node list from n.
+func ForFuncDecl(n *ast.FuncDecl) *ast.FieldList {
+	if n.Type != nil {
+		return n.Type.TParams
+	}
+	return nil
+}
+
+// ForSignature extracts the (possibly empty) type parameter object list from
+// sig.
+func ForSignature(sig *types.Signature) []*types.TypeName {
+	return sig.TParams()
+}
+
+// HasTypeSet reports if iface has a type set.
+func HasTypeSet(iface *types.Interface) bool {
+	return iface.HasTypeList()
+}
+
+// IsComparable reports if iface is the comparable interface.
+func IsComparable(iface *types.Interface) bool {
+	return iface.IsComparable()
+}
+
+// IsConstraint reports whether iface may only be used as a type parameter
+// constraint (i.e. has a type set or is the comparable interface).
+func IsConstraint(iface *types.Interface) bool {
+	return iface.IsConstraint()
+}
+
+// ForNamed extracts the (possibly empty) type parameter object list from
+// named.
+func ForNamed(named *types.Named) []*types.TypeName {
+	return named.TParams()
+}
+
+// NamedTArgs extracts the (possibly empty) type argument list from named.
+func NamedTArgs(named *types.Named) []types.Type {
+	return named.TArgs()
+}
+
+// InitInferred initializes info to record inferred type information.
+func InitInferred(info *types.Info) {
+	info.Inferred = make(map[ast.Expr]types.Inferred)
+}
+
+// GetInferred extracts inferred type information from info for e.
+//
+// The expression e may have an inferred type if it is an *ast.IndexExpr
+// representing partial instantiation of a generic function type for which type
+// arguments have been inferred using constraint type inference, or if it is an
+// *ast.CallExpr for which type type arguments have be inferred using both
+// constraint type inference and function argument inference.
+func GetInferred(info *types.Info, e ast.Expr) ([]types.Type, *types.Signature) {
+	if info.Inferred == nil {
+		return nil, nil
+	}
+	inf := info.Inferred[e]
+	return inf.TArgs, inf.Sig
+}

vendor/golang.org/x/tools/internal/typesinternal/errorcode_string.go

@@ -0,0 +1,153 @@
+// Code generated by "stringer -type=ErrorCode"; DO NOT EDIT.
+
+package typesinternal
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[Test-1]
+	_ = x[BlankPkgName-2]
+	_ = x[MismatchedPkgName-3]
+	_ = x[InvalidPkgUse-4]
+	_ = x[BadImportPath-5]
+	_ = x[BrokenImport-6]
+	_ = x[ImportCRenamed-7]
+	_ = x[UnusedImport-8]
+	_ = x[InvalidInitCycle-9]
+	_ = x[DuplicateDecl-10]
+	_ = x[InvalidDeclCycle-11]
+	_ = x[InvalidTypeCycle-12]
+	_ = x[InvalidConstInit-13]
+	_ = x[InvalidConstVal-14]
+	_ = x[InvalidConstType-15]
+	_ = x[UntypedNil-16]
+	_ = x[WrongAssignCount-17]
+	_ = x[UnassignableOperand-18]
+	_ = x[NoNewVar-19]
+	_ = x[MultiValAssignOp-20]
+	_ = x[InvalidIfaceAssign-21]
+	_ = x[InvalidChanAssign-22]
+	_ = x[IncompatibleAssign-23]
+	_ = x[UnaddressableFieldAssign-24]
+	_ = x[NotAType-25]
+	_ = x[InvalidArrayLen-26]
+	_ = x[BlankIfaceMethod-27]
+	_ = x[IncomparableMapKey-28]
+	_ = x[InvalidIfaceEmbed-29]
+	_ = x[InvalidPtrEmbed-30]
+	_ = x[BadRecv-31]
+	_ = x[InvalidRecv-32]
+	_ = x[DuplicateFieldAndMethod-33]
+	_ = x[DuplicateMethod-34]
+	_ = x[InvalidBlank-35]
+	_ = x[InvalidIota-36]
+	_ = x[MissingInitBody-37]
+	_ = x[InvalidInitSig-38]
+	_ = x[InvalidInitDecl-39]
+	_ = x[InvalidMainDecl-40]
+	_ = x[TooManyValues-41]
+	_ = x[NotAnExpr-42]
+	_ = x[TruncatedFloat-43]
+	_ = x[NumericOverflow-44]
+	_ = x[UndefinedOp-45]
+	_ = x[MismatchedTypes-46]
+	_ = x[DivByZero-47]
+	_ = x[NonNumericIncDec-48]
+	_ = x[UnaddressableOperand-49]
+	_ = x[InvalidIndirection-50]
+	_ = x[NonIndexableOperand-51]
+	_ = x[InvalidIndex-52]
+	_ = x[SwappedSliceIndices-53]
+	_ = x[NonSliceableOperand-54]
+	_ = x[InvalidSliceExpr-55]
+	_ = x[InvalidShiftCount-56]
+	_ = x[InvalidShiftOperand-57]
+	_ = x[InvalidReceive-58]
+	_ = x[InvalidSend-59]
+	_ = x[DuplicateLitKey-60]
+	_ = x[MissingLitKey-61]
+	_ = x[InvalidLitIndex-62]
+	_ = x[OversizeArrayLit-63]
+	_ = x[MixedStructLit-64]
+	_ = x[InvalidStructLit-65]
+	_ = x[MissingLitField-66]
+	_ = x[DuplicateLitField-67]
+	_ = x[UnexportedLitField-68]
+	_ = x[InvalidLitField-69]
+	_ = x[UntypedLit-70]
+	_ = x[InvalidLit-71]
+	_ = x[AmbiguousSelector-72]
+	_ = x[UndeclaredImportedName-73]
+	_ = x[UnexportedName-74]
+	_ = x[UndeclaredName-75]
+	_ = x[MissingFieldOrMethod-76]
+	_ = x[BadDotDotDotSyntax-77]
+	_ = x[NonVariadicDotDotDot-78]
+	_ = x[MisplacedDotDotDot-79]
+	_ = x[InvalidDotDotDotOperand-80]
+	_ = x[InvalidDotDotDot-81]
+	_ = x[UncalledBuiltin-82]
+	_ = x[InvalidAppend-83]
+	_ = x[InvalidCap-84]
+	_ = x[InvalidClose-85]
+	_ = x[InvalidCopy-86]
+	_ = x[InvalidComplex-87]
+	_ = x[InvalidDelete-88]
+	_ = x[InvalidImag-89]
+	_ = x[InvalidLen-90]
+	_ = x[SwappedMakeArgs-91]
+	_ = x[InvalidMake-92]
+	_ = x[InvalidReal-93]
+	_ = x[InvalidAssert-94]
+	_ = x[ImpossibleAssert-95]
+	_ = x[InvalidConversion-96]
+	_ = x[InvalidUntypedConversion-97]
+	_ = x[BadOffsetofSyntax-98]
+	_ = x[InvalidOffsetof-99]
+	_ = x[UnusedExpr-100]
+	_ = x[UnusedVar-101]
+	_ = x[MissingReturn-102]
+	_ = x[WrongResultCount-103]
+	_ = x[OutOfScopeResult-104]
+	_ = x[InvalidCond-105]
+	_ = x[InvalidPostDecl-106]
+	_ = x[InvalidChanRange-107]
+	_ = x[InvalidIterVar-108]
+	_ = x[InvalidRangeExpr-109]
+	_ = x[MisplacedBreak-110]
+	_ = x[MisplacedContinue-111]
+	_ = x[MisplacedFallthrough-112]
+	_ = x[DuplicateCase-113]
+	_ = x[DuplicateDefault-114]
+	_ = x[BadTypeKeyword-115]
+	_ = x[InvalidTypeSwitch-116]
+	_ = x[InvalidExprSwitch-117]
+	_ = x[InvalidSelectCase-118]
+	_ = x[UndeclaredLabel-119]
+	_ = x[DuplicateLabel-120]
+	_ = x[MisplacedLabel-121]
+	_ = x[UnusedLabel-122]
+	_ = x[JumpOverDecl-123]
+	_ = x[JumpIntoBlock-124]
+	_ = x[InvalidMethodExpr-125]
+	_ = x[WrongArgCount-126]
+	_ = x[InvalidCall-127]
+	_ = x[UnusedResults-128]
+	_ = x[InvalidDefer-129]
+	_ = x[InvalidGo-130]
+}
+
+const _ErrorCode_name = "TestBlankPkgNameMismatchedPkgNameInvalidPkgUseBadImportPathBrokenImportImportCRenamedUnusedImportInvalidInitCycleDuplicateDeclInvalidDeclCycleInvalidTypeCycleInvalidConstInitInvalidConstValInvalidConstTypeUntypedNilWrongAssignCountUnassignableOperandNoNewVarMultiValAssignOpInvalidIfaceAssignInvalidChanAssignIncompatibleAssignUnaddressableFieldAssignNotATypeInvalidArrayLenBlankIfaceMethodIncomparableMapKeyInvalidIfaceEmbedInvalidPtrEmbedBadRecvInvalidRecvDuplicateFieldAndMethodDuplicateMethodInvalidBlankInvalidIotaMissingInitBodyInvalidInitSigInvalidInitDeclInvalidMainDeclTooManyValuesNotAnExprTruncatedFloatNumericOverflowUndefinedOpMismatchedTypesDivByZeroNonNumericIncDecUnaddressableOperandInvalidIndirectionNonIndexableOperandInvalidIndexSwappedSliceIndicesNonSliceableOperandInvalidSliceExprInvalidShiftCountInvalidShiftOperandInvalidReceiveInvalidSendDuplicateLitKeyMissingLitKeyInvalidLitIndexOversizeArrayLitMixedStructLitInvalidStructLitMissingLitFieldDuplicateLitFieldUnexportedLitFieldInvalidLitFieldUntypedLitInvalidLitAmbiguousSelectorUndeclaredImportedNameUnexportedNameUndeclaredNameMissingFieldOrMethodBadDotDotDotSyntaxNonVariadicDotDotDotMisplacedDotDotDotInvalidDotDotDotOperandInvalidDotDotDotUncalledBuiltinInvalidAppendInvalidCapInvalidCloseInvalidCopyInvalidComplexInvalidDeleteInvalidImagInvalidLenSwappedMakeArgsInvalidMakeInvalidRealInvalidAssertImpossibleAssertInvalidConversionInvalidUntypedConversionBadOffsetofSyntaxInvalidOffsetofUnusedExprUnusedVarMissingReturnWrongResultCountOutOfScopeResultInvalidCondInvalidPostDeclInvalidChanRangeInvalidIterVarInvalidRangeExprMisplacedBreakMisplacedContinueMisplacedFallthroughDuplicateCaseDuplicateDefaultBadTypeKeywordInvalidTypeSwitchInvalidExprSwitchInvalidSelectCaseUndeclaredLabelDuplicateLabelMisplacedLabelUnusedLabelJumpOverDeclJumpIntoBlockInvalidMethodExprWrongArgCountInvalidCallUnusedResultsInvalidDeferInvalidGo"
+
+var _ErrorCode_index = [...]uint16{0, 4, 16, 33, 46, 59, 71, 85, 97, 113, 126, 142, 158, 174, 189, 205, 215, 231, 250, 258, 274, 292, 309, 327, 351, 359, 374, 390, 408, 425, 440, 447, 458, 481, 496, 508, 519, 534, 548, 563, 578, 591, 600, 614, 629, 640, 655, 664, 680, 700, 718, 737, 749, 768, 787, 803, 820, 839, 853, 864, 879, 892, 907, 923, 937, 953, 968, 985, 1003, 1018, 1028, 1038, 1055, 1077, 1091, 1105, 1125, 1143, 1163, 1181, 1204, 1220, 1235, 1248, 1258, 1270, 1281, 1295, 1308, 1319, 1329, 1344, 1355, 1366, 1379, 1395, 1412, 1436, 1453, 1468, 1478, 1487, 1500, 1516, 1532, 1543, 1558, 1574, 1588, 1604, 1618, 1635, 1655, 1668, 1684, 1698, 1715, 1732, 1749, 1764, 1778, 1792, 1803, 1815, 1828, 1845, 1858, 1869, 1882, 1894, 1903}
+
+func (i ErrorCode) String() string {
+	i -= 1
+	if i < 0 || i >= ErrorCode(len(_ErrorCode_index)-1) {
+		return "ErrorCode(" + strconv.FormatInt(int64(i+1), 10) + ")"
+	}
+	return _ErrorCode_name[_ErrorCode_index[i]:_ErrorCode_index[i+1]]
+}

vendor/golang.org/x/tools/internal/typesinternal/types.go

@@ -0,0 +1,45 @@
+// Copyright 2020 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package typesinternal provides access to internal go/types APIs that are not
+// yet exported.
+package typesinternal
+
+import (
+	"go/token"
+	"go/types"
+	"reflect"
+	"unsafe"
+)
+
+func SetUsesCgo(conf *types.Config) bool {
+	v := reflect.ValueOf(conf).Elem()
+
+	f := v.FieldByName("go115UsesCgo")
+	if !f.IsValid() {
+		f = v.FieldByName("UsesCgo")
+		if !f.IsValid() {
+			return false
+		}
+	}
+
+	addr := unsafe.Pointer(f.UnsafeAddr())
+	*(*bool)(addr) = true
+
+	return true
+}
+
+func ReadGo116ErrorData(terr types.Error) (ErrorCode, token.Pos, token.Pos, bool) {
+	var data [3]int
+	// By coincidence all of these fields are ints, which simplifies things.
+	v := reflect.ValueOf(terr)
+	for i, name := range []string{"go116code", "go116start", "go116end"} {
+		f := v.FieldByName(name)
+		if !f.IsValid() {
+			return 0, 0, 0, false
+		}
+		data[i] = int(f.Int())
+	}
+	return ErrorCode(data[0]), token.Pos(data[1]), token.Pos(data[2]), true
+}