add vendoring with go dep

vendor/github.com/vmware/govmomi/govc/pool/info.go

@@ -0,0 +1,212 @@
+/*
+Copyright (c) 2015-2016 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 pool
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"text/tabwriter"
+
+	"github.com/vmware/govmomi/find"
+	"github.com/vmware/govmomi/govc/cli"
+	"github.com/vmware/govmomi/govc/flags"
+	"github.com/vmware/govmomi/object"
+	"github.com/vmware/govmomi/property"
+	"github.com/vmware/govmomi/vim25/mo"
+	"github.com/vmware/govmomi/vim25/types"
+)
+
+type info struct {
+	*flags.DatacenterFlag
+	*flags.OutputFlag
+
+	pools bool
+	apps  bool
+}
+
+func init() {
+	cli.Register("pool.info", &info{})
+}
+
+func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
+	cmd.DatacenterFlag, ctx = flags.NewDatacenterFlag(ctx)
+	cmd.DatacenterFlag.Register(ctx, f)
+	cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
+	cmd.OutputFlag.Register(ctx, f)
+
+	f.BoolVar(&cmd.pools, "p", true, "List resource pools")
+	f.BoolVar(&cmd.apps, "a", false, "List virtual app resource pools")
+}
+
+func (cmd *info) Process(ctx context.Context) error {
+	if err := cmd.DatacenterFlag.Process(ctx); err != nil {
+		return err
+	}
+	if err := cmd.OutputFlag.Process(ctx); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (cmd *info) Usage() string {
+	return "POOL..."
+}
+
+func (cmd *info) Description() string {
+	return "Retrieve information about one or more resource POOLs.\n" + poolNameHelp
+}
+
+func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
+	if f.NArg() == 0 {
+		return flag.ErrHelp
+	}
+
+	c, err := cmd.Client()
+	if err != nil {
+		return err
+	}
+
+	finder, err := cmd.Finder()
+	if err != nil {
+		return err
+	}
+
+	var res infoResult
+	var props []string
+
+	if cmd.OutputFlag.JSON {
+		props = nil
+	} else {
+		props = []string{
+			"name",
+			"config.cpuAllocation",
+			"config.memoryAllocation",
+			"runtime.cpu",
+			"runtime.memory",
+		}
+	}
+
+	var vapps []*object.VirtualApp
+
+	for _, arg := range f.Args() {
+		if cmd.pools {
+			objects, err := finder.ResourcePoolList(ctx, arg)
+			if err != nil {
+				if _, ok := err.(*find.NotFoundError); !ok {
+					return err
+				}
+			}
+			res.objects = append(res.objects, objects...)
+		}
+
+		if cmd.apps {
+			apps, err := finder.VirtualAppList(ctx, arg)
+			if err != nil {
+				if _, ok := err.(*find.NotFoundError); !ok {
+					return err
+				}
+			}
+			vapps = append(vapps, apps...)
+		}
+	}
+
+	if len(res.objects) != 0 {
+		refs := make([]types.ManagedObjectReference, 0, len(res.objects))
+		for _, o := range res.objects {
+			refs = append(refs, o.Reference())
+		}
+
+		pc := property.DefaultCollector(c)
+		err = pc.Retrieve(ctx, refs, props, &res.ResourcePools)
+		if err != nil {
+			return err
+		}
+	}
+
+	if len(vapps) != 0 {
+		var apps []mo.VirtualApp
+		refs := make([]types.ManagedObjectReference, 0, len(vapps))
+		for _, o := range vapps {
+			refs = append(refs, o.Reference())
+			p := object.NewResourcePool(c, o.Reference())
+			p.InventoryPath = o.InventoryPath
+			res.objects = append(res.objects, p)
+		}
+
+		pc := property.DefaultCollector(c)
+		err = pc.Retrieve(ctx, refs, props, &apps)
+		if err != nil {
+			return err
+		}
+
+		for _, app := range apps {
+			res.ResourcePools = append(res.ResourcePools, app.ResourcePool)
+		}
+	}
+
+	return cmd.WriteResult(&res)
+}
+
+type infoResult struct {
+	ResourcePools []mo.ResourcePool
+	objects       []*object.ResourcePool
+}
+
+func (r *infoResult) Write(w io.Writer) error {
+	// Maintain order via r.objects as Property collector does not always return results in order.
+	objects := make(map[types.ManagedObjectReference]mo.ResourcePool, len(r.ResourcePools))
+	for _, o := range r.ResourcePools {
+		objects[o.Reference()] = o
+	}
+
+	tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
+
+	for _, o := range r.objects {
+		pool := objects[o.Reference()]
+		fmt.Fprintf(tw, "Name:\t%s\n", pool.Name)
+		fmt.Fprintf(tw, "  Path:\t%s\n", o.InventoryPath)
+
+		writeInfo(tw, "CPU", "MHz", &pool.Runtime.Cpu, pool.Config.CpuAllocation)
+		pool.Runtime.Memory.MaxUsage >>= 20
+		pool.Runtime.Memory.OverallUsage >>= 20
+		writeInfo(tw, "Mem", "MB", &pool.Runtime.Memory, pool.Config.MemoryAllocation)
+	}
+
+	return tw.Flush()
+}
+
+func writeInfo(w io.Writer, name string, units string, ru *types.ResourcePoolResourceUsage, b types.BaseResourceAllocationInfo) {
+	ra := b.GetResourceAllocationInfo()
+	usage := 100.0 * float64(ru.OverallUsage) / float64(ru.MaxUsage)
+	shares := ""
+	limit := "unlimited"
+
+	if ra.Shares.Level == types.SharesLevelCustom {
+		shares = fmt.Sprintf(" (%d)", ra.Shares.Shares)
+	}
+
+	if ra.Limit != -1 {
+		limit = fmt.Sprintf("%d%s", ra.Limit, units)
+	}
+
+	fmt.Fprintf(w, "  %s Usage:\t%d%s (%0.1f%%)\n", name, ru.OverallUsage, units, usage)
+	fmt.Fprintf(w, "  %s Shares:\t%s%s\n", name, ra.Shares.Level, shares)
+	fmt.Fprintf(w, "  %s Reservation:\t%d%s (expandable=%v)\n", name, ra.Reservation, units, *ra.ExpandableReservation)
+	fmt.Fprintf(w, "  %s Limit:\t%s\n", name, limit)
+}