1/*
2Copyright (c) 2014-2015 VMware, Inc. All Rights Reserved.
3
4Licensed under the Apache License, Version 2.0 (the "License");
5you may not use this file except in compliance with the License.
6You may obtain a copy of the License at
7
8    http://www.apache.org/licenses/LICENSE-2.0
9
10Unless required by applicable law or agreed to in writing, software
11distributed under the License is distributed on an "AS IS" BASIS,
12WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13See the License for the specific language governing permissions and
14limitations under the License.
15*/
16
17package vm
18
19import (
20	"context"
21	"errors"
22	"flag"
23	"fmt"
24
25	"github.com/vmware/govmomi/govc/cli"
26	"github.com/vmware/govmomi/govc/flags"
27	"github.com/vmware/govmomi/property"
28	"github.com/vmware/govmomi/vim25/mo"
29	"github.com/vmware/govmomi/vim25/types"
30)
31
32type question struct {
33	*flags.VirtualMachineFlag
34
35	answer string
36}
37
38func init() {
39	cli.Register("vm.question", &question{})
40}
41
42func (cmd *question) Register(ctx context.Context, f *flag.FlagSet) {
43	cmd.VirtualMachineFlag, ctx = flags.NewVirtualMachineFlag(ctx)
44	cmd.VirtualMachineFlag.Register(ctx, f)
45
46	f.StringVar(&cmd.answer, "answer", "", "Answer to question")
47}
48
49func (cmd *question) Process(ctx context.Context) error {
50	if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
51		return err
52	}
53	return nil
54}
55
56func (cmd *question) Run(ctx context.Context, f *flag.FlagSet) error {
57	c, err := cmd.Client()
58	if err != nil {
59		return err
60	}
61
62	vm, err := cmd.VirtualMachine()
63	if err != nil {
64		return err
65	}
66
67	if vm == nil {
68		return errors.New("No VM specified")
69	}
70
71	var mvm mo.VirtualMachine
72
73	pc := property.DefaultCollector(c)
74	err = pc.RetrieveOne(ctx, vm.Reference(), []string{"runtime.question"}, &mvm)
75	if err != nil {
76		return err
77	}
78
79	q := mvm.Runtime.Question
80	if q == nil {
81		fmt.Printf("No pending question\n")
82		return nil
83	}
84
85	// Print question if no answer is specified
86	if cmd.answer == "" {
87		fmt.Printf("Question:\n%s\n\n", q.Text)
88		fmt.Printf("Possible answers:\n")
89		for _, e := range q.Choice.ChoiceInfo {
90			ed := e.(*types.ElementDescription)
91			fmt.Printf("%s) %s\n", ed.Key, ed.Description.Label)
92		}
93		return nil
94	}
95
96	// Answer question
97	return vm.Answer(ctx, q.Id, cmd.answer)
98}
99