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/*
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 vm
import (
"context"
"flag"
"fmt"
"io"
"net/url"
"os"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/govc/flags"
"github.com/vmware/govmomi/object"
"github.com/vmware/govmomi/session"
"github.com/vmware/govmomi/vim25/soap"
"github.com/vmware/govmomi/vim25/types"
)
type console struct {
*flags.VirtualMachineFlag
h5 bool
wss bool
capture string
}
func init() {
cli.Register("vm.console", &console{})
}
func (cmd *console) Register(ctx context.Context, f *flag.FlagSet) {
cmd.VirtualMachineFlag, ctx = flags.NewVirtualMachineFlag(ctx)
cmd.VirtualMachineFlag.Register(ctx, f)
f.BoolVar(&cmd.h5, "h5", false, "Generate HTML5 UI console link")
f.BoolVar(&cmd.wss, "wss", false, "Generate WebSocket console link")
f.StringVar(&cmd.capture, "capture", "", "Capture console screen shot to file")
}
func (cmd *console) Process(ctx context.Context) error {
if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
return err
}
return nil
}
func (cmd *console) Usage() string {
return "VM"
}
func (cmd *console) Description() string {
return `Generate console URL or screen capture for VM.
One of VMRC, VMware Player, VMware Fusion or VMware Workstation must be installed to
open VMRC console URLs.
Examples:
govc vm.console my-vm
govc vm.console -capture screen.png my-vm # screen capture
govc vm.console -capture - my-vm | display # screen capture to stdout
open $(govc vm.console my-vm) # MacOSX VMRC
open $(govc vm.console -h5 my-vm) # MacOSX H5
xdg-open $(govc vm.console my-vm) # Linux VMRC
xdg-open $(govc vm.console -h5 my-vm) # Linux H5`
}
func (cmd *console) Run(ctx context.Context, f *flag.FlagSet) error {
vms, err := cmd.VirtualMachines(f.Args())
if err != nil {
return err
}
if len(vms) != 1 {
return flag.ErrHelp
}
vm := vms[0]
state, err := vm.PowerState(ctx)
if err != nil {
return err
}
if state != types.VirtualMachinePowerStatePoweredOn {
return fmt.Errorf("vm is not powered on (%s)", state)
}
c := vm.Client()
u := c.URL()
if cmd.capture != "" {
u.Path = "/screen"
query := url.Values{"id": []string{vm.Reference().Value}}
u.RawQuery = query.Encode()
param := soap.DefaultDownload
if cmd.capture == "-" {
w, _, derr := c.Download(ctx, u, ¶m)
if derr != nil {
return derr
}
_, err = io.Copy(os.Stdout, w)
if err != nil {
return err
}
return w.Close()
}
return c.DownloadFile(ctx, cmd.capture, u, ¶m)
}
if cmd.wss {
ticket, err := vm.AcquireTicket(ctx, string(types.VirtualMachineTicketTypeWebmks))
if err != nil {
return err
}
link := fmt.Sprintf("wss://%s:%d/ticket/%s", ticket.Host, ticket.Port, ticket.Ticket)
fmt.Fprintln(cmd.Out, link)
return nil
}
m := session.NewManager(c)
ticket, err := m.AcquireCloneTicket(ctx)
if err != nil {
return err
}
var link string
if cmd.h5 {
m := object.NewOptionManager(c, *c.ServiceContent.Setting)
opt, err := m.Query(ctx, "VirtualCenter.FQDN")
if err != nil {
return err
}
fqdn := opt[0].GetOptionValue().Value.(string)
var info object.HostCertificateInfo
err = info.FromURL(u, nil)
if err != nil {
return err
}
u.Path = "/ui/webconsole.html"
u.RawQuery = url.Values{
"vmId": []string{vm.Reference().Value},
"vmName": []string{vm.Name()},
"serverGuid": []string{c.ServiceContent.About.InstanceUuid},
"host": []string{fqdn},
"sessionTicket": []string{ticket},
"thumbprint": []string{info.ThumbprintSHA1},
}.Encode()
link = u.String()
} else {
link = fmt.Sprintf("vmrc://clone:%s@%s/?moid=%s", ticket, u.Hostname(), vm.Reference().Value)
}
fmt.Fprintln(cmd.Out, link)
return nil
}
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