1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
|
# frozen_string_literal: true
#
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Version 2.0
#
# 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.
#
require_relative "../internal"
module ChefUtils
module DSL
module Virtualization
include Internal
# Determine if the current node is a KVM guest.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def kvm?(node = __getnode)
node.dig("virtualization", "system") == "kvm" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is a KVM host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def kvm_host?(node = __getnode)
node.dig("virtualization", "system") == "kvm" && node.dig("virtualization", "role") == "host"
end
# Determine if the current node is running in a linux container.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def lxc?(node = __getnode)
node.dig("virtualization", "system") == "lxc" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is a linux container host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def lxc_host?(node = __getnode)
node.dig("virtualization", "system") == "lxc" && node.dig("virtualization", "role") == "host"
end
# Determine if the current node is running under Parallels Desktop.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
# true if the machine is currently running under Parallels Desktop, false
# otherwise
#
def parallels?(node = __getnode)
node.dig("virtualization", "system") == "parallels" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is a Parallels Desktop host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
# true if the machine is currently running under Parallels Desktop, false
# otherwise
#
def parallels_host?(node = __getnode)
node.dig("virtualization", "system") == "parallels" && node.dig("virtualization", "role") == "host"
end
# Determine if the current node is a VirtualBox guest.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def vbox?(node = __getnode)
node.dig("virtualization", "system") == "vbox" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is a VirtualBox host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def vbox_host?(node = __getnode)
node.dig("virtualization", "system") == "vbox" && node.dig("virtualization", "role") == "host"
end
# chef-sugar backcompat method
alias_method :virtualbox?, :vbox?
# Determine if the current node is a VMWare guest.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def vmware?(node = __getnode)
node.dig("virtualization", "system") == "vmware" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is VMware host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def vmware_host?(node = __getnode)
node.dig("virtualization", "system") == "vmware" && node.dig("virtualization", "role") == "host"
end
# Determine if the current node is an openvz guest.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def openvz?(node = __getnode)
node.dig("virtualization", "system") == "openvz" && node.dig("virtualization", "role") == "guest"
end
# Determine if the current node is an openvz host.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def openvz_host?(node = __getnode)
node.dig("virtualization", "system") == "openvz" && node.dig("virtualization", "role") == "host"
end
# Determine if the current node is running under any virtualization environment
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def guest?(node = __getnode)
node.dig("virtualization", "role") == "guest"
end
# chef-sugar backcompat method
alias_method :virtual?, :guest?
# Determine if the current node supports running guests under any virtualization environment
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def hypervisor?(node = __getnode)
node.dig("virtualization", "role") == "host"
end
# Determine if the current node is NOT running under any virtualization environment (bare-metal or hypervisor on metal)
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
#
def physical?(node = __getnode)
!virtual?(node)
end
# Determine if the current node is running as a vagrant guest.
#
# Note that this API is equivalent to just looking for the vagrant user or the
# vagrantup.com domain in the hostname, which is the best API we have.
#
# @param [Chef::Node] node
# @since 15.8
#
# @return [Boolean]
# true if the machine is currently running vagrant, false
# otherwise
#
def vagrant?(node = __getnode)
vagrant_key?(node) || vagrant_domain?(node) || vagrant_user?(node)
end
private
# Check if the +vagrant+ key exists on the +node+ object. This key is no
# longer populated by vagrant, but it is kept around for legacy purposes.
#
# @param (see vagrant?)
# @return (see vagrant?)
#
def vagrant_key?(node = __getnode)
node.key?("vagrant")
end
# Check if "vagrantup.com" is included in the node's domain.
#
# @param (see vagrant?)
# @return (see vagrant?)
#
def vagrant_domain?(node = __getnode)
node.key?("domain") && !node["domain"].nil? && node["domain"].include?("vagrantup.com")
end
# Check if the system contains a +vagrant+ user.
#
# @param (see vagrant?)
# @return (see vagrant?)
#
def vagrant_user?(node = __getnode)
!!(Etc.getpwnam("vagrant") rescue nil)
end
extend self
end
end
end
|
