1/*
2Copyright (c) 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 object
18
19import (
20	"context"
21	"fmt"
22	"net"
23
24	"github.com/vmware/govmomi/vim25"
25	"github.com/vmware/govmomi/vim25/methods"
26	"github.com/vmware/govmomi/vim25/mo"
27	"github.com/vmware/govmomi/vim25/types"
28)
29
30type HostSystem struct {
31	Common
32}
33
34func NewHostSystem(c *vim25.Client, ref types.ManagedObjectReference) *HostSystem {
35	return &HostSystem{
36		Common: NewCommon(c, ref),
37	}
38}
39
40func (h HostSystem) ConfigManager() *HostConfigManager {
41	return NewHostConfigManager(h.c, h.Reference())
42}
43
44func (h HostSystem) ResourcePool(ctx context.Context) (*ResourcePool, error) {
45	var mh mo.HostSystem
46
47	err := h.Properties(ctx, h.Reference(), []string{"parent"}, &mh)
48	if err != nil {
49		return nil, err
50	}
51
52	var mcr *mo.ComputeResource
53	var parent interface{}
54
55	switch mh.Parent.Type {
56	case "ComputeResource":
57		mcr = new(mo.ComputeResource)
58		parent = mcr
59	case "ClusterComputeResource":
60		mcc := new(mo.ClusterComputeResource)
61		mcr = &mcc.ComputeResource
62		parent = mcc
63	default:
64		return nil, fmt.Errorf("unknown host parent type: %s", mh.Parent.Type)
65	}
66
67	err = h.Properties(ctx, *mh.Parent, []string{"resourcePool"}, parent)
68	if err != nil {
69		return nil, err
70	}
71
72	pool := NewResourcePool(h.c, *mcr.ResourcePool)
73	return pool, nil
74}
75
76func (h HostSystem) ManagementIPs(ctx context.Context) ([]net.IP, error) {
77	var mh mo.HostSystem
78
79	err := h.Properties(ctx, h.Reference(), []string{"config.virtualNicManagerInfo.netConfig"}, &mh)
80	if err != nil {
81		return nil, err
82	}
83
84	var ips []net.IP
85	for _, nc := range mh.Config.VirtualNicManagerInfo.NetConfig {
86		if nc.NicType == "management" && len(nc.CandidateVnic) > 0 {
87			ip := net.ParseIP(nc.CandidateVnic[0].Spec.Ip.IpAddress)
88			if ip != nil {
89				ips = append(ips, ip)
90			}
91		}
92	}
93
94	return ips, nil
95}
96
97func (h HostSystem) Disconnect(ctx context.Context) (*Task, error) {
98	req := types.DisconnectHost_Task{
99		This: h.Reference(),
100	}
101
102	res, err := methods.DisconnectHost_Task(ctx, h.c, &req)
103	if err != nil {
104		return nil, err
105	}
106
107	return NewTask(h.c, res.Returnval), nil
108}
109
110func (h HostSystem) Reconnect(ctx context.Context, cnxSpec *types.HostConnectSpec, reconnectSpec *types.HostSystemReconnectSpec) (*Task, error) {
111	req := types.ReconnectHost_Task{
112		This:          h.Reference(),
113		CnxSpec:       cnxSpec,
114		ReconnectSpec: reconnectSpec,
115	}
116
117	res, err := methods.ReconnectHost_Task(ctx, h.c, &req)
118	if err != nil {
119		return nil, err
120	}
121
122	return NewTask(h.c, res.Returnval), nil
123}
124
125func (h HostSystem) EnterMaintenanceMode(ctx context.Context, timeout int32, evacuate bool, spec *types.HostMaintenanceSpec) (*Task, error) {
126	req := types.EnterMaintenanceMode_Task{
127		This:                  h.Reference(),
128		Timeout:               timeout,
129		EvacuatePoweredOffVms: types.NewBool(evacuate),
130		MaintenanceSpec:       spec,
131	}
132
133	res, err := methods.EnterMaintenanceMode_Task(ctx, h.c, &req)
134	if err != nil {
135		return nil, err
136	}
137
138	return NewTask(h.c, res.Returnval), nil
139}
140
141func (h HostSystem) ExitMaintenanceMode(ctx context.Context, timeout int32) (*Task, error) {
142	req := types.ExitMaintenanceMode_Task{
143		This:    h.Reference(),
144		Timeout: timeout,
145	}
146
147	res, err := methods.ExitMaintenanceMode_Task(ctx, h.c, &req)
148	if err != nil {
149		return nil, err
150	}
151
152	return NewTask(h.c, res.Returnval), nil
153}
154