161 lines
3.6 KiB
Go
161 lines
3.6 KiB
Go
/*
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Copyright (c) 2014-2016 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 vm
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import (
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"context"
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"flag"
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"fmt"
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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/object"
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"github.com/vmware/govmomi/vim25/soap"
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"github.com/vmware/govmomi/vim25/types"
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)
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type power struct {
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*flags.ClientFlag
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*flags.SearchFlag
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On bool
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Off bool
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Reset bool
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Reboot bool
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Shutdown bool
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Suspend bool
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Force bool
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}
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func init() {
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cli.Register("vm.power", &power{})
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}
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func (cmd *power) 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.SearchFlag, ctx = flags.NewSearchFlag(ctx, flags.SearchVirtualMachines)
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cmd.SearchFlag.Register(ctx, f)
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f.BoolVar(&cmd.On, "on", false, "Power on")
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f.BoolVar(&cmd.Off, "off", false, "Power off")
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f.BoolVar(&cmd.Reset, "reset", false, "Power reset")
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f.BoolVar(&cmd.Suspend, "suspend", false, "Power suspend")
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f.BoolVar(&cmd.Reboot, "r", false, "Reboot guest")
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f.BoolVar(&cmd.Shutdown, "s", false, "Shutdown guest")
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f.BoolVar(&cmd.Force, "force", false, "Force (ignore state error and hard shutdown/reboot if tools unavailable)")
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}
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func (cmd *power) 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.SearchFlag.Process(ctx); err != nil {
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return err
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}
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opts := []bool{cmd.On, cmd.Off, cmd.Reset, cmd.Suspend, cmd.Reboot, cmd.Shutdown}
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selected := false
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for _, opt := range opts {
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if opt {
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if selected {
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return flag.ErrHelp
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}
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selected = opt
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}
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}
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if !selected {
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return flag.ErrHelp
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}
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return nil
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}
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func isToolsUnavailable(err error) bool {
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if soap.IsSoapFault(err) {
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soapFault := soap.ToSoapFault(err)
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if _, ok := soapFault.VimFault().(types.ToolsUnavailable); ok {
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return ok
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}
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}
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return false
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}
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func (cmd *power) Run(ctx context.Context, f *flag.FlagSet) error {
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vms, err := cmd.VirtualMachines(f.Args())
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if err != nil {
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return err
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}
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for _, vm := range vms {
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var task *object.Task
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switch {
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case cmd.On:
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fmt.Fprintf(cmd, "Powering on %s... ", vm.Reference())
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task, err = vm.PowerOn(ctx)
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case cmd.Off:
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fmt.Fprintf(cmd, "Powering off %s... ", vm.Reference())
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task, err = vm.PowerOff(ctx)
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case cmd.Reset:
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fmt.Fprintf(cmd, "Reset %s... ", vm.Reference())
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task, err = vm.Reset(ctx)
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case cmd.Suspend:
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fmt.Fprintf(cmd, "Suspend %s... ", vm.Reference())
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task, err = vm.Suspend(ctx)
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case cmd.Reboot:
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fmt.Fprintf(cmd, "Reboot guest %s... ", vm.Reference())
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err = vm.RebootGuest(ctx)
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if err != nil && cmd.Force && isToolsUnavailable(err) {
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task, err = vm.Reset(ctx)
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}
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case cmd.Shutdown:
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fmt.Fprintf(cmd, "Shutdown guest %s... ", vm.Reference())
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err = vm.ShutdownGuest(ctx)
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if err != nil && cmd.Force && isToolsUnavailable(err) {
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task, err = vm.PowerOff(ctx)
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}
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}
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if err != nil {
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return err
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}
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if task != nil {
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err = task.Wait(ctx)
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}
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if err == nil {
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fmt.Fprintf(cmd, "OK\n")
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continue
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}
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if cmd.Force {
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fmt.Fprintf(cmd, "Error: %s\n", err)
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continue
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}
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return err
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}
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return nil
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}
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