diff --git a/metrics-server/vendor/k8s.io/apimachinery/pkg/runtime/conversion.go b/metrics-server/vendor/k8s.io/apimachinery/pkg/runtime/conversion.go
new file mode 100644
index 0000000..afe4fab
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/apimachinery/pkg/runtime/conversion.go
@@ -0,0 +1,113 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Defines conversions between generic types and structs to map query strings
+// to struct objects.
+package runtime
+
+import (
+	"fmt"
+	"reflect"
+	"strconv"
+	"strings"
+
+	"k8s.io/apimachinery/pkg/conversion"
+)
+
+// DefaultFieldSelectorConversion auto-accepts metav1 values for name and namespace.
+// A cluster scoped resource specifying namespace empty works fine and specifying a particular
+// namespace will return no results, as expected.
+func DefaultMetaV1FieldSelectorConversion(label, value string) (string, string, error) {
+	switch label {
+	case "metadata.name":
+		return label, value, nil
+	case "metadata.namespace":
+		return label, value, nil
+	default:
+		return "", "", fmt.Errorf("%q is not a known field selector: only %q, %q", label, "metadata.name", "metadata.namespace")
+	}
+}
+
+// JSONKeyMapper uses the struct tags on a conversion to determine the key value for
+// the other side. Use when mapping from a map[string]* to a struct or vice versa.
+func JSONKeyMapper(key string, sourceTag, destTag reflect.StructTag) (string, string) {
+	if s := destTag.Get("json"); len(s) > 0 {
+		return strings.SplitN(s, ",", 2)[0], key
+	}
+	if s := sourceTag.Get("json"); len(s) > 0 {
+		return key, strings.SplitN(s, ",", 2)[0]
+	}
+	return key, key
+}
+
+// DefaultStringConversions are helpers for converting []string and string to real values.
+var DefaultStringConversions = []interface{}{
+	Convert_Slice_string_To_string,
+	Convert_Slice_string_To_int,
+	Convert_Slice_string_To_bool,
+	Convert_Slice_string_To_int64,
+}
+
+func Convert_Slice_string_To_string(input *[]string, out *string, s conversion.Scope) error {
+	if len(*input) == 0 {
+		*out = ""
+	}
+	*out = (*input)[0]
+	return nil
+}
+
+func Convert_Slice_string_To_int(input *[]string, out *int, s conversion.Scope) error {
+	if len(*input) == 0 {
+		*out = 0
+	}
+	str := (*input)[0]
+	i, err := strconv.Atoi(str)
+	if err != nil {
+		return err
+	}
+	*out = i
+	return nil
+}
+
+// Conver_Slice_string_To_bool will convert a string parameter to boolean.
+// Only the absence of a value, a value of "false", or a value of "0" resolve to false.
+// Any other value (including empty string) resolves to true.
+func Convert_Slice_string_To_bool(input *[]string, out *bool, s conversion.Scope) error {
+	if len(*input) == 0 {
+		*out = false
+		return nil
+	}
+	switch strings.ToLower((*input)[0]) {
+	case "false", "0":
+		*out = false
+	default:
+		*out = true
+	}
+	return nil
+}
+
+func Convert_Slice_string_To_int64(input *[]string, out *int64, s conversion.Scope) error {
+	if len(*input) == 0 {
+		*out = 0
+	}
+	str := (*input)[0]
+	i, err := strconv.ParseInt(str, 10, 64)
+	if err != nil {
+		return err
+	}
+	*out = i
+	return nil
+}