update vendor

Signed-off-by: Roland.Ma <rolandma@yunify.com>

vendor/k8s.io/kube-openapi/pkg/common/common.go

@@ -26,7 +26,7 @@ import (
 
 const (
 	// TODO: Make this configurable.
-	ExtensionPrefix = "x-kubernetes-"
+	ExtensionPrefix   = "x-kubernetes-"
 	ExtensionV2Schema = ExtensionPrefix + "v2-schema"
 )
 
@@ -105,28 +105,34 @@ type Config struct {
 	DefaultSecurity []map[string][]string
 }
 
-var schemaTypeFormatMap = map[string][]string{
-	"uint":        {"integer", "int32"},
-	"uint8":       {"integer", "byte"},
-	"uint16":      {"integer", "int32"},
-	"uint32":      {"integer", "int64"},
-	"uint64":      {"integer", "int64"},
-	"int":         {"integer", "int32"},
-	"int8":        {"integer", "byte"},
-	"int16":       {"integer", "int32"},
-	"int32":       {"integer", "int32"},
-	"int64":       {"integer", "int64"},
-	"byte":        {"integer", "byte"},
-	"float64":     {"number", "double"},
-	"float32":     {"number", "float"},
-	"bool":        {"boolean", ""},
-	"time.Time":   {"string", "date-time"},
-	"string":      {"string", ""},
-	"integer":     {"integer", ""},
-	"number":      {"number", ""},
-	"boolean":     {"boolean", ""},
-	"[]byte":      {"string", "byte"}, // base64 encoded characters
-	"interface{}": {"object", ""},
+type typeInfo struct {
+	name   string
+	format string
+	zero   interface{}
+}
+
+var schemaTypeFormatMap = map[string]typeInfo{
+	"uint":        {"integer", "int32", 0.},
+	"uint8":       {"integer", "byte", 0.},
+	"uint16":      {"integer", "int32", 0.},
+	"uint32":      {"integer", "int64", 0.},
+	"uint64":      {"integer", "int64", 0.},
+	"int":         {"integer", "int32", 0.},
+	"int8":        {"integer", "byte", 0.},
+	"int16":       {"integer", "int32", 0.},
+	"int32":       {"integer", "int32", 0.},
+	"int64":       {"integer", "int64", 0.},
+	"byte":        {"integer", "byte", 0},
+	"float64":     {"number", "double", 0.},
+	"float32":     {"number", "float", 0.},
+	"bool":        {"boolean", "", false},
+	"time.Time":   {"string", "date-time", ""},
+	"string":      {"string", "", ""},
+	"integer":     {"integer", "", 0.},
+	"number":      {"number", "", 0.},
+	"boolean":     {"boolean", "", false},
+	"[]byte":      {"string", "byte", ""}, // base64 encoded characters
+	"interface{}": {"object", "", interface{}(nil)},
 }
 
 // This function is a reference for converting go (or any custom type) to a simple open API type,format pair. There are
@@ -168,12 +174,22 @@ var schemaTypeFormatMap = map[string][]string{
 //           }
 // }
 //
-func GetOpenAPITypeFormat(typeName string) (string, string) {
+func OpenAPITypeFormat(typeName string) (string, string) {
 	mapped, ok := schemaTypeFormatMap[typeName]
 	if !ok {
 		return "", ""
 	}
-	return mapped[0], mapped[1]
+	return mapped.name, mapped.format
+}
+
+// Returns the zero-value for the given type along with true if the type
+// could be found.
+func OpenAPIZeroValue(typeName string) (interface{}, bool) {
+	mapped, ok := schemaTypeFormatMap[typeName]
+	if !ok {
+		return nil, false
+	}
+	return mapped.zero, true
 }
 
 func EscapeJsonPointer(p string) string {