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/*
Copyright (c) 2015-2019 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 vnic
import (
"context"
"flag"
"fmt"
"io"
"os"
"strings"
"text/tabwriter"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/govc/flags"
"github.com/vmware/govmomi/object"
"github.com/vmware/govmomi/vim25/mo"
"github.com/vmware/govmomi/vim25/types"
)
type info struct {
*flags.HostSystemFlag
}
func init() {
cli.Register("host.vnic.info", &info{})
}
func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
cmd.HostSystemFlag.Register(ctx, f)
}
func (cmd *info) Process(ctx context.Context) error {
if err := cmd.HostSystemFlag.Process(ctx); err != nil {
return err
}
return nil
}
type Info struct {
Device string
Network string
Switch string
Address string
Stack string
Services []string
}
type infoResult struct {
Info []Info
}
func (i *infoResult) Write(w io.Writer) error {
tw := tabwriter.NewWriter(os.Stdout, 2, 0, 2, ' ', 0)
for _, info := range i.Info {
fmt.Fprintf(tw, "Device:\t%s\n", info.Device)
fmt.Fprintf(tw, "Network label:\t%s\n", info.Network)
fmt.Fprintf(tw, "Switch:\t%s\n", info.Switch)
fmt.Fprintf(tw, "IP address:\t%s\n", info.Address)
fmt.Fprintf(tw, "TCP/IP stack:\t%s\n", info.Stack)
fmt.Fprintf(tw, "Enabled services:\t%s\n", strings.Join(info.Services, ", "))
}
return tw.Flush()
}
func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
host, err := cmd.HostSystem()
if err != nil {
return err
}
ns, err := cmd.HostNetworkSystem()
if err != nil {
return err
}
var mns mo.HostNetworkSystem
m, err := host.ConfigManager().VirtualNicManager(ctx)
if err != nil {
return err
}
minfo, err := m.Info(ctx)
if err != nil {
return err
}
err = ns.Properties(ctx, ns.Reference(), []string{"networkInfo"}, &mns)
if err != nil {
return err
}
type dnet struct {
dvp mo.DistributedVirtualPortgroup
dvs mo.VmwareDistributedVirtualSwitch
}
dnets := make(map[string]*dnet)
var res infoResult
for _, nic := range mns.NetworkInfo.Vnic {
info := Info{Device: nic.Device}
if dvp := nic.Spec.DistributedVirtualPort; dvp != nil {
dn, ok := dnets[dvp.PortgroupKey]
if !ok {
dn = new(dnet)
o := object.NewDistributedVirtualPortgroup(host.Client(), types.ManagedObjectReference{
Type: "DistributedVirtualPortgroup",
Value: dvp.PortgroupKey,
})
err = o.Properties(ctx, o.Reference(), []string{"name", "config.distributedVirtualSwitch"}, &dn.dvp)
if err != nil {
return err
}
err = o.Properties(ctx, *dn.dvp.Config.DistributedVirtualSwitch, []string{"name"}, &dn.dvs)
if err != nil {
return err
}
dnets[dvp.PortgroupKey] = dn
}
info.Network = dn.dvp.Name
info.Switch = dn.dvs.Name
} else {
info.Network = nic.Portgroup
for _, pg := range mns.NetworkInfo.Portgroup {
if pg.Spec.Name == nic.Portgroup {
info.Switch = pg.Spec.VswitchName
break
}
}
}
info.Address = nic.Spec.Ip.IpAddress
info.Stack = nic.Spec.NetStackInstanceKey
for _, nc := range minfo.NetConfig {
for _, dev := range nc.SelectedVnic {
key := nc.NicType + "." + nic.Key
if dev == key {
info.Services = append(info.Services, nc.NicType)
}
}
}
res.Info = append(res.Info, info)
}
return cmd.WriteResult(&res)
}
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