135 lines
3.3 KiB
Go
135 lines
3.3 KiB
Go
/*
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Copyright (c) 2014-2015 VMware, Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package vswitch
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import (
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"context"
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"flag"
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"fmt"
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"io"
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"strings"
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"text/tabwriter"
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"github.com/vmware/govmomi/govc/cli"
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"github.com/vmware/govmomi/govc/flags"
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"github.com/vmware/govmomi/property"
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"github.com/vmware/govmomi/vim25/mo"
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"github.com/vmware/govmomi/vim25/types"
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)
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type info struct {
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*flags.ClientFlag
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*flags.OutputFlag
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*flags.HostSystemFlag
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}
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func init() {
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cli.Register("host.vswitch.info", &info{})
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}
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func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
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cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
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cmd.ClientFlag.Register(ctx, f)
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cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
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cmd.OutputFlag.Register(ctx, f)
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cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
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cmd.HostSystemFlag.Register(ctx, f)
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}
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func (cmd *info) Process(ctx context.Context) error {
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if err := cmd.ClientFlag.Process(ctx); err != nil {
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return err
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}
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if err := cmd.OutputFlag.Process(ctx); err != nil {
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return err
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}
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if err := cmd.HostSystemFlag.Process(ctx); err != nil {
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return err
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}
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return nil
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}
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func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
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client, err := cmd.Client()
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if err != nil {
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return err
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}
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ns, err := cmd.HostNetworkSystem()
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if err != nil {
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return err
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}
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var mns mo.HostNetworkSystem
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pc := property.DefaultCollector(client)
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err = pc.RetrieveOne(ctx, ns.Reference(), []string{"networkInfo.vswitch"}, &mns)
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if err != nil {
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return err
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}
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r := &infoResult{mns.NetworkInfo.Vswitch}
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return cmd.WriteResult(r)
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}
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type infoResult struct {
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Vswitch []types.HostVirtualSwitch
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}
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func (r *infoResult) Write(w io.Writer) error {
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tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
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for i, s := range r.Vswitch {
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if i > 0 {
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fmt.Fprintln(tw)
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}
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fmt.Fprintf(tw, "Name:\t%s\n", s.Name)
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fmt.Fprintf(tw, "Portgroup:\t%s\n", keys("key-vim.host.PortGroup-", s.Portgroup))
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fmt.Fprintf(tw, "Pnic:\t%s\n", keys("key-vim.host.PhysicalNic-", s.Pnic))
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fmt.Fprintf(tw, "MTU:\t%d\n", s.Mtu)
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fmt.Fprintf(tw, "Ports:\t%d\n", s.NumPorts)
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fmt.Fprintf(tw, "Ports Available:\t%d\n", s.NumPortsAvailable)
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HostNetworkPolicy(tw, s.Spec.Policy)
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}
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return tw.Flush()
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}
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func keys(key string, vals []string) string {
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for i, val := range vals {
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vals[i] = strings.TrimPrefix(val, key)
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}
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return strings.Join(vals, ", ")
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}
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func enabled(b *bool) string {
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if b != nil && *b {
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return "Yes"
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}
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return "No"
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}
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func HostNetworkPolicy(w io.Writer, p *types.HostNetworkPolicy) {
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if p == nil || p.Security == nil {
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return // e.g. Workstation
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}
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fmt.Fprintf(w, "Allow promiscuous mode:\t%s\n", enabled(p.Security.AllowPromiscuous))
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fmt.Fprintf(w, "Allow forged transmits:\t%s\n", enabled(p.Security.ForgedTransmits))
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fmt.Fprintf(w, "Allow MAC changes:\t%s\n", enabled(p.Security.MacChanges))
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}
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