add vendoring with go dep

vendor/github.com/vmware/govmomi/govc/metric/change.go

@@ -0,0 +1,101 @@
+/*
+Copyright (c) 2017 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 metric
+
+import (
+	"context"
+	"flag"
+
+	"github.com/vmware/govmomi/govc/cli"
+	"github.com/vmware/govmomi/vim25/methods"
+	"github.com/vmware/govmomi/vim25/types"
+)
+
+type change struct {
+	*PerformanceFlag
+
+	level  int
+	device int
+}
+
+func init() {
+	cli.Register("metric.change", &change{})
+}
+
+func (cmd *change) Register(ctx context.Context, f *flag.FlagSet) {
+	cmd.PerformanceFlag, ctx = NewPerformanceFlag(ctx)
+	cmd.PerformanceFlag.Register(ctx, f)
+
+	f.IntVar(&cmd.level, "level", 0, "Level for the aggregate counter")
+	f.IntVar(&cmd.device, "device-level", 0, "Level for the per device counter")
+}
+
+func (cmd *change) Usage() string {
+	return "NAME..."
+}
+
+func (cmd *change) Description() string {
+	return `Change counter NAME levels.
+
+Examples:
+  govc metric.change -level 1 net.bytesRx.average net.bytesTx.average`
+}
+
+func (cmd *change) Process(ctx context.Context) error {
+	if err := cmd.PerformanceFlag.Process(ctx); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (cmd *change) Run(ctx context.Context, f *flag.FlagSet) error {
+	if f.NArg() == 0 || (cmd.level == 0 && cmd.device == 0) {
+		return flag.ErrHelp
+	}
+
+	m, err := cmd.Manager(ctx)
+	if err != nil {
+		return err
+	}
+
+	counters, err := m.CounterInfoByName(ctx)
+	if err != nil {
+		return err
+	}
+
+	var mapping []types.PerformanceManagerCounterLevelMapping
+
+	for _, name := range f.Args() {
+		counter, ok := counters[name]
+		if !ok {
+			return cmd.ErrNotFound(name)
+		}
+
+		mapping = append(mapping, types.PerformanceManagerCounterLevelMapping{
+			CounterId:      counter.Key,
+			AggregateLevel: int32(cmd.level),
+			PerDeviceLevel: int32(cmd.device),
+		})
+	}
+
+	_, err = methods.UpdateCounterLevelMapping(ctx, m.Client(), &types.UpdateCounterLevelMapping{
+		This:            m.Reference(),
+		CounterLevelMap: mapping,
+	})
+
+	return err
+}