vendor files

vendor/k8s.io/kubernetes/pkg/apis/componentconfig/helpers.go

@@ -0,0 +1,107 @@
+/*
+Copyright 2016 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.
+*/
+
+package componentconfig
+
+import (
+	"encoding/json"
+	"fmt"
+	"net"
+
+	"k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	utilnet "k8s.io/apimachinery/pkg/util/net"
+)
+
+// used for validating command line opts
+// TODO(mikedanese): remove these when we remove command line flags
+
+type IPVar struct {
+	Val *string
+}
+
+func (v IPVar) Set(s string) error {
+	if len(s) == 0 {
+		v.Val = nil
+		return nil
+	}
+	if net.ParseIP(s) == nil {
+		return fmt.Errorf("%q is not a valid IP address", s)
+	}
+	if v.Val == nil {
+		// it's okay to panic here since this is programmer error
+		panic("the string pointer passed into IPVar should not be nil")
+	}
+	*v.Val = s
+	return nil
+}
+
+func (v IPVar) String() string {
+	if v.Val == nil {
+		return ""
+	}
+	return *v.Val
+}
+
+func (v IPVar) Type() string {
+	return "ip"
+}
+
+type PortRangeVar struct {
+	Val *string
+}
+
+func (v PortRangeVar) Set(s string) error {
+	if _, err := utilnet.ParsePortRange(s); err != nil {
+		return fmt.Errorf("%q is not a valid port range: %v", s, err)
+	}
+	if v.Val == nil {
+		// it's okay to panic here since this is programmer error
+		panic("the string pointer passed into PortRangeVar should not be nil")
+	}
+	*v.Val = s
+	return nil
+}
+
+func (v PortRangeVar) String() string {
+	if v.Val == nil {
+		return ""
+	}
+	return *v.Val
+}
+
+func (v PortRangeVar) Type() string {
+	return "port-range"
+}
+
+// ConvertObjToConfigMap converts an object to a ConfigMap.
+// This is specifically meant for ComponentConfigs.
+func ConvertObjToConfigMap(name string, obj runtime.Object) (*v1.ConfigMap, error) {
+	eJSONBytes, err := json.Marshal(obj)
+	if err != nil {
+		return nil, err
+	}
+	cm := &v1.ConfigMap{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: name,
+		},
+		Data: map[string]string{
+			name: string(eJSONBytes[:]),
+		},
+	}
+	return cm, nil
+}