Adding OWNERS file for vSphere cloud-provider package

also updating license file for Govmomi library

vendor/github.com/vmware/govmomi/list/recurser.go

@@ -0,0 +1,97 @@
+/*
+Copyright (c) 2014-2015 VMware, Inc. All Rights Reserved.
+
+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 list
+
+import (
+	"path"
+	"path/filepath"
+
+	"github.com/vmware/govmomi/property"
+	"golang.org/x/net/context"
+)
+
+type Recurser struct {
+	Collector *property.Collector
+
+	// All configures the recurses to fetch complete objects for leaf nodes.
+	All bool
+
+	// TraverseLeafs configures the Recurser to traverse traversable leaf nodes.
+	// This is typically set to true when used from the ls command, where listing
+	// a folder means listing its contents. This is typically set to false for
+	// commands that take managed entities that are not folders as input.
+	TraverseLeafs bool
+}
+
+func (r Recurser) Recurse(ctx context.Context, root Element, parts []string) ([]Element, error) {
+	if len(parts) == 0 {
+		// Include non-traversable leaf elements in result. For example, consider
+		// the pattern "./vm/my-vm-*", where the pattern should match the VMs and
+		// not try to traverse them.
+		//
+		// Include traversable leaf elements in result, if the TraverseLeafs
+		// field is set to false.
+		//
+		if !traversable(root.Object.Reference()) || !r.TraverseLeafs {
+			return []Element{root}, nil
+		}
+	}
+
+	k := Lister{
+		Collector: r.Collector,
+		Reference: root.Object.Reference(),
+		Prefix:    root.Path,
+	}
+
+	if r.All && len(parts) < 2 {
+		k.All = true
+	}
+
+	in, err := k.List(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	// This folder is a leaf as far as the glob goes.
+	if len(parts) == 0 {
+		return in, nil
+	}
+
+	pattern := parts[0]
+	parts = parts[1:]
+
+	var out []Element
+	for _, e := range in {
+		matched, err := filepath.Match(pattern, path.Base(e.Path))
+		if err != nil {
+			return nil, err
+		}
+
+		if !matched {
+			continue
+		}
+
+		nres, err := r.Recurse(ctx, e, parts)
+		if err != nil {
+			return nil, err
+		}
+
+		out = append(out, nres...)
+	}
+
+	return out, nil
+}