add vendoring with go dep

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

@@ -0,0 +1,158 @@
+/*
+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 host
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"os"
+	"text/tabwriter"
+
+	"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.ClientFlag
+	*flags.OutputFlag
+	*flags.HostSystemFlag
+}
+
+func init() {
+	cli.Register("host.info", &info{})
+}
+
+func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
+	cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
+	cmd.ClientFlag.Register(ctx, f)
+
+	cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
+	cmd.OutputFlag.Register(ctx, f)
+
+	cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
+	cmd.HostSystemFlag.Register(ctx, f)
+}
+
+func (cmd *info) Process(ctx context.Context) error {
+	if err := cmd.ClientFlag.Process(ctx); err != nil {
+		return err
+	}
+	if err := cmd.OutputFlag.Process(ctx); err != nil {
+		return err
+	}
+	if err := cmd.HostSystemFlag.Process(ctx); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
+	c, err := cmd.Client()
+	if err != nil {
+		return err
+	}
+
+	var res infoResult
+	var props []string
+
+	if cmd.OutputFlag.JSON {
+		props = nil // Load everything
+	} else {
+		props = []string{"summary"} // Load summary
+	}
+
+	// We could do without the -host flag, leaving it for compat
+	host, err := cmd.HostSystemIfSpecified()
+	if err != nil {
+		return err
+	}
+
+	// Default only if there is a single host
+	if host == nil && f.NArg() == 0 {
+		host, err = cmd.HostSystem()
+		if err != nil {
+			return err
+		}
+	}
+
+	if host != nil {
+		res.objects = append(res.objects, host)
+	} else {
+		res.objects, err = cmd.HostSystems(f.Args())
+		if err != nil {
+			return err
+		}
+	}
+
+	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.HostSystems)
+		if err != nil {
+			return err
+		}
+	}
+
+	return cmd.WriteResult(&res)
+}
+
+type infoResult struct {
+	HostSystems []mo.HostSystem
+	objects     []*object.HostSystem
+}
+
+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.HostSystem, len(r.HostSystems))
+	for _, o := range r.HostSystems {
+		objects[o.Reference()] = o
+	}
+
+	tw := tabwriter.NewWriter(os.Stdout, 2, 0, 2, ' ', 0)
+
+	for _, o := range r.objects {
+		host := objects[o.Reference()]
+		s := host.Summary
+		h := s.Hardware
+		z := s.QuickStats
+		ncpu := int32(h.NumCpuPkgs * h.NumCpuCores)
+		cpuUsage := 100 * float64(z.OverallCpuUsage) / float64(ncpu*h.CpuMhz)
+		memUsage := 100 * float64(z.OverallMemoryUsage<<20) / float64(h.MemorySize)
+
+		fmt.Fprintf(tw, "Name:\t%s\n", s.Config.Name)
+		fmt.Fprintf(tw, "  Path:\t%s\n", o.InventoryPath)
+		fmt.Fprintf(tw, "  Manufacturer:\t%s\n", h.Vendor)
+		fmt.Fprintf(tw, "  Logical CPUs:\t%d CPUs @ %dMHz\n", ncpu, h.CpuMhz)
+		fmt.Fprintf(tw, "  Processor type:\t%s\n", h.CpuModel)
+		fmt.Fprintf(tw, "  CPU usage:\t%d MHz (%.1f%%)\n", z.OverallCpuUsage, cpuUsage)
+		fmt.Fprintf(tw, "  Memory:\t%dMB\n", h.MemorySize/(1024*1024))
+		fmt.Fprintf(tw, "  Memory usage:\t%d MB (%.1f%%)\n", z.OverallMemoryUsage, memUsage)
+		fmt.Fprintf(tw, "  Boot time:\t%s\n", s.Runtime.BootTime)
+	}
+
+	return tw.Flush()
+}