add vendoring with go dep

vendor/github.com/vmware/govmomi/govc/ls/command.go

@@ -0,0 +1,175 @@
+/*
+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 ls
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/vmware/govmomi/govc/cli"
+	"github.com/vmware/govmomi/govc/flags"
+	"github.com/vmware/govmomi/list"
+	"github.com/vmware/govmomi/vim25/mo"
+	"github.com/vmware/govmomi/vim25/types"
+)
+
+type ls struct {
+	*flags.DatacenterFlag
+
+	Long  bool
+	Type  string
+	ToRef bool
+	DeRef bool
+}
+
+func init() {
+	cli.Register("ls", &ls{})
+}
+
+func (cmd *ls) Register(ctx context.Context, f *flag.FlagSet) {
+	cmd.DatacenterFlag, ctx = flags.NewDatacenterFlag(ctx)
+	cmd.DatacenterFlag.Register(ctx, f)
+
+	f.BoolVar(&cmd.Long, "l", false, "Long listing format")
+	f.BoolVar(&cmd.ToRef, "i", false, "Print the managed object reference")
+	f.BoolVar(&cmd.DeRef, "L", false, "Follow managed object references")
+	f.StringVar(&cmd.Type, "t", "", "Object type")
+}
+
+func (cmd *ls) Description() string {
+	return `List inventory items.
+
+Examples:
+  govc ls -l '*'
+  govc ls -t ClusterComputeResource host
+  govc ls -t Datastore host/ClusterA/* | grep -v local | xargs -n1 basename | sort | uniq`
+}
+
+func (cmd *ls) Process(ctx context.Context) error {
+	if err := cmd.DatacenterFlag.Process(ctx); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (cmd *ls) Usage() string {
+	return "[PATH]..."
+}
+
+func (cmd *ls) typeMatch(ref types.ManagedObjectReference) bool {
+	if cmd.Type == "" {
+		return true
+	}
+
+	return strings.ToLower(cmd.Type) == strings.ToLower(ref.Type)
+}
+
+func (cmd *ls) Run(ctx context.Context, f *flag.FlagSet) error {
+	finder, err := cmd.Finder()
+	if err != nil {
+		return err
+	}
+
+	lr := listResult{
+		ls:       cmd,
+		Elements: nil,
+	}
+
+	args := f.Args()
+	if len(args) == 0 {
+		args = []string{"."}
+	}
+
+	var ref = new(types.ManagedObjectReference)
+
+	var types []string
+	if cmd.Type != "" {
+		// TODO: support multiple -t flags
+		types = []string{cmd.Type}
+	}
+
+	for _, arg := range args {
+		if cmd.DeRef && ref.FromString(arg) {
+			e, err := finder.Element(ctx, *ref)
+			if err == nil {
+				if cmd.typeMatch(*ref) {
+					if e.Path == "/" && ref.Type != "Folder" {
+						// Special case: when given a moref with no ancestors,
+						// just echo the moref.
+						e.Path = ref.String()
+					}
+					lr.Elements = append(lr.Elements, *e)
+				}
+				continue
+			}
+		}
+
+		es, err := finder.ManagedObjectListChildren(ctx, arg, types...)
+		if err != nil {
+			return err
+		}
+
+		for _, e := range es {
+			if cmd.typeMatch(e.Object.Reference()) {
+				lr.Elements = append(lr.Elements, e)
+			}
+		}
+	}
+
+	return cmd.WriteResult(lr)
+}
+
+type listResult struct {
+	*ls
+	Elements []list.Element `json:"elements"`
+}
+
+func (l listResult) Write(w io.Writer) error {
+	var err error
+
+	for _, e := range l.Elements {
+		if l.ToRef {
+			fmt.Fprint(w, e.Object.Reference().String())
+			if l.Long {
+				fmt.Fprintf(w, " %s", e.Path)
+			}
+			fmt.Fprintln(w)
+			continue
+		}
+
+		if !l.Long {
+			fmt.Fprintf(w, "%s\n", e.Path)
+			continue
+		}
+
+		switch e.Object.(type) {
+		case mo.Folder:
+			if _, err = fmt.Fprintf(w, "%s/\n", e.Path); err != nil {
+				return err
+			}
+		default:
+			if _, err = fmt.Fprintf(w, "%s (%s)\n", e.Path, e.Object.Reference().Type); err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}