Add support for new policy conditions (#7024)

This PR implements following condition types

- StringEqualsIgnoreCase and StringNotEqualsIgnoreCase
- BinaryEquals

pkg/policy/condition/name.go

@@ -24,20 +24,36 @@ import (
 type name string
 
 const (
-	stringEquals    name = "StringEquals"
-	stringNotEquals      = "StringNotEquals"
-	stringLike           = "StringLike"
-	stringNotLike        = "StringNotLike"
-	ipAddress            = "IpAddress"
-	notIPAddress         = "NotIpAddress"
-	null                 = "Null"
+	stringEquals              name = "StringEquals"
+	stringNotEquals                = "StringNotEquals"
+	stringEqualsIgnoreCase         = "StringEqualsIgnoreCase"
+	stringNotEqualsIgnoreCase      = "StringNotEqualsIgnoreCase"
+	stringLike                     = "StringLike"
+	stringNotLike                  = "StringNotLike"
+	binaryEquals                   = "BinaryEquals"
+	ipAddress                      = "IpAddress"
+	notIPAddress                   = "NotIpAddress"
+	null                           = "Null"
 )
 
 // IsValid - checks if name is valid or not.
 func (n name) IsValid() bool {
-	switch n {
-	case stringEquals, stringNotEquals, stringLike, stringNotLike, ipAddress, notIPAddress, null:
-		return true
+	for _, supn := range []name{
+		stringEquals,
+		stringNotEquals,
+		stringEqualsIgnoreCase,
+		stringNotEqualsIgnoreCase,
+		binaryEquals,
+		stringLike,
+		stringNotLike,
+		ipAddress,
+		notIPAddress,
+		null,
+		// Add new conditions here.
+	} {
+		if n == supn {
+			return true
+		}
 	}
 
 	return false