Update aws-sdk to 1.42.27

Upgrade the aws golang SDK to 1.42.27 to add the new options for
configuring S3 dualstack endpoints.

Signed-off-by: Adam Kaplan <adam.kaplan@redhat.com>

vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go

@@ -13,17 +13,30 @@
 //	}
 //
 // Below is the BNF that describes this parser
-//	Grammar:
-//	stmt -> value stmt'
-//	stmt' -> epsilon | op stmt
-//	value -> number | string | boolean | quoted_string
+//  Grammar:
+//  stmt -> section | stmt'
+//  stmt' -> epsilon | expr
+//  expr -> value (stmt)* | equal_expr (stmt)*
+//  equal_expr -> value ( ':' | '=' ) equal_expr'
+//  equal_expr' -> number | string | quoted_string
+//  quoted_string -> " quoted_string'
+//  quoted_string' -> string quoted_string_end
+//  quoted_string_end -> "
 //
-//	section -> [ section'
-//	section' -> value section_close
-//	section_close -> ]
+//  section -> [ section'
+//  section' -> section_value section_close
+//  section_value -> number | string_subset | boolean | quoted_string_subset
+//  quoted_string_subset -> " quoted_string_subset'
+//  quoted_string_subset' -> string_subset quoted_string_end
+//  quoted_string_subset -> "
+//  section_close -> ]
 //
-//	SkipState will skip (NL WS)+
+//  value -> number | string_subset | boolean
+//  string -> ? UTF-8 Code-Points except '\n' (U+000A) and '\r\n' (U+000D U+000A) ?
+//  string_subset -> ? Code-points excepted by <string> grammar except ':' (U+003A), '=' (U+003D), '[' (U+005B), and ']' (U+005D) ?
 //
-//	comment -> # comment' | ; comment'
-//	comment' -> epsilon | value
+//  SkipState will skip (NL WS)+
+//
+//  comment -> # comment' | ; comment'
+//  comment' -> epsilon | value
 package ini

vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go

@@ -1,3 +1,4 @@
+//go:build gofuzz
 // +build gofuzz
 
 package ini

vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go

@@ -5,9 +5,12 @@ import (
 	"io"
 )
 
+// ParseState represents the current state of the parser.
+type ParseState uint
+
 // State enums for the parse table
 const (
-	InvalidState = iota
+	InvalidState ParseState = iota
 	// stmt -> value stmt'
 	StatementState
 	// stmt' -> MarkComplete | op stmt
@@ -36,8 +39,8 @@ const (
 )
 
 // parseTable is a state machine to dictate the grammar above.
-var parseTable = map[ASTKind]map[TokenType]int{
-	ASTKindStart: map[TokenType]int{
+var parseTable = map[ASTKind]map[TokenType]ParseState{
+	ASTKindStart: {
 		TokenLit:     StatementState,
 		TokenSep:     OpenScopeState,
 		TokenWS:      SkipTokenState,
@@ -45,7 +48,7 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenComment: CommentState,
 		TokenNone:    TerminalState,
 	},
-	ASTKindCommentStatement: map[TokenType]int{
+	ASTKindCommentStatement: {
 		TokenLit:     StatementState,
 		TokenSep:     OpenScopeState,
 		TokenWS:      SkipTokenState,
@@ -53,7 +56,7 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenComment: CommentState,
 		TokenNone:    MarkCompleteState,
 	},
-	ASTKindExpr: map[TokenType]int{
+	ASTKindExpr: {
 		TokenOp:      StatementPrimeState,
 		TokenLit:     ValueState,
 		TokenSep:     OpenScopeState,
@@ -62,12 +65,15 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenComment: CommentState,
 		TokenNone:    MarkCompleteState,
 	},
-	ASTKindEqualExpr: map[TokenType]int{
-		TokenLit: ValueState,
-		TokenWS:  SkipTokenState,
-		TokenNL:  SkipState,
+	ASTKindEqualExpr: {
+		TokenLit:  ValueState,
+		TokenSep:  ValueState,
+		TokenOp:   ValueState,
+		TokenWS:   SkipTokenState,
+		TokenNL:   SkipState,
+		TokenNone: SkipState,
 	},
-	ASTKindStatement: map[TokenType]int{
+	ASTKindStatement: {
 		TokenLit:     SectionState,
 		TokenSep:     CloseScopeState,
 		TokenWS:      SkipTokenState,
@@ -75,9 +81,9 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenComment: CommentState,
 		TokenNone:    MarkCompleteState,
 	},
-	ASTKindExprStatement: map[TokenType]int{
+	ASTKindExprStatement: {
 		TokenLit:     ValueState,
-		TokenSep:     OpenScopeState,
+		TokenSep:     ValueState,
 		TokenOp:      ValueState,
 		TokenWS:      ValueState,
 		TokenNL:      MarkCompleteState,
@@ -85,14 +91,14 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenNone:    TerminalState,
 		TokenComma:   SkipState,
 	},
-	ASTKindSectionStatement: map[TokenType]int{
+	ASTKindSectionStatement: {
 		TokenLit: SectionState,
 		TokenOp:  SectionState,
 		TokenSep: CloseScopeState,
 		TokenWS:  SectionState,
 		TokenNL:  SkipTokenState,
 	},
-	ASTKindCompletedSectionStatement: map[TokenType]int{
+	ASTKindCompletedSectionStatement: {
 		TokenWS:      SkipTokenState,
 		TokenNL:      SkipTokenState,
 		TokenLit:     StatementState,
@@ -100,7 +106,7 @@ var parseTable = map[ASTKind]map[TokenType]int{
 		TokenComment: CommentState,
 		TokenNone:    MarkCompleteState,
 	},
-	ASTKindSkipStatement: map[TokenType]int{
+	ASTKindSkipStatement: {
 		TokenLit:     StatementState,
 		TokenSep:     OpenScopeState,
 		TokenWS:      SkipTokenState,
@@ -204,18 +210,6 @@ loop:
 		case ValueState:
 			// ValueState requires the previous state to either be an equal expression
 			// or an expression statement.
-			//
-			// This grammar occurs when the RHS is a number, word, or quoted string.
-			// equal_expr -> lit op equal_expr'
-			// equal_expr' -> number | string | quoted_string
-			// quoted_string -> " quoted_string'
-			// quoted_string' -> string quoted_string_end
-			// quoted_string_end -> "
-			//
-			// otherwise
-			// expr_stmt -> equal_expr (expr_stmt')*
-			// expr_stmt' -> ws S | op S | MarkComplete
-			// S -> equal_expr' expr_stmt'
 			switch k.Kind {
 			case ASTKindEqualExpr:
 				// assigning a value to some key
@@ -242,7 +236,7 @@ loop:
 				}
 
 				children[len(children)-1] = rhs
-				k.SetChildren(children)
+				root.SetChildren(children)
 
 				stack.Push(k)
 			}

vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"strconv"
 	"strings"
+	"unicode"
 )
 
 var (
@@ -18,7 +19,7 @@ var literalValues = [][]rune{
 
 func isBoolValue(b []rune) bool {
 	for _, lv := range literalValues {
-		if isLitValue(lv, b) {
+		if isCaselessLitValue(lv, b) {
 			return true
 		}
 	}
@@ -39,6 +40,21 @@ func isLitValue(want, have []rune) bool {
 	return true
 }
 
+// isCaselessLitValue is a caseless value comparison, assumes want is already lower-cased for efficiency.
+func isCaselessLitValue(want, have []rune) bool {
+	if len(have) < len(want) {
+		return false
+	}
+
+	for i := 0; i < len(want); i++ {
+		if want[i] != unicode.ToLower(have[i]) {
+			return false
+		}
+	}
+
+	return true
+}
+
 // isNumberValue will return whether not the leading characters in
 // a byte slice is a number. A number is delimited by whitespace or
 // the newline token.
@@ -177,7 +193,7 @@ func newValue(t ValueType, base int, raw []rune) (Value, error) {
 	case QuotedStringType:
 		v.str = string(raw[1 : len(raw)-1])
 	case BoolType:
-		v.boolean = runeCompare(v.raw, runesTrue)
+		v.boolean = isCaselessLitValue(runesTrue, v.raw)
 	}
 
 	// issue 2253

vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go

@@ -57,7 +57,7 @@ func getBoolValue(b []rune) (int, error) {
 			continue
 		}
 
-		if isLitValue(lv, b) {
+		if isCaselessLitValue(lv, b) {
 			n = len(lv)
 		}
 	}

vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go

@@ -50,7 +50,10 @@ func (v *DefaultVisitor) VisitExpr(expr AST) error {
 
 			rhs := children[1]
 
-			if rhs.Root.Type() != TokenLit {
+			// The right-hand value side the equality expression is allowed to contain '[', ']', ':', '=' in the values.
+			// If the token is not either a literal or one of the token types that identifies those four additional
+			// tokens then error.
+			if !(rhs.Root.Type() == TokenLit || rhs.Root.Type() == TokenOp || rhs.Root.Type() == TokenSep) {
 				return NewParseError("unexpected token type")
 			}