Class: Chef::Knife::BaseVsphereCommand

Inherits:
Chef::Knife show all
Defined in:
lib/chef/knife/base_vsphere_command.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Chef::Knife

#log_verbose?

Class Method Details

.common_options ⇒ Object 



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
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 26

def self.common_options
  option :vsphere_user,
         short: '-u USERNAME',
         long: '--vsuser USERNAME',
         description: 'The username for vsphere'

  option :vsphere_pass,
         short: '-p PASSWORD',
         long: '--vspass PASSWORD',
         description: 'The password for vsphere'

  option :vsphere_host,
         long: '--vshost HOST',
         description: 'The vsphere host'

  option :vsphere_dc,
         short: '-D DATACENTER',
         long: '--vsdc DATACENTER',
         description: 'The Datacenter for vsphere'

  option :vsphere_path,
         long: '--vspath SOAP_PATH',
         description: 'The vsphere SOAP endpoint path',
         default: '/sdk'

  option :vsphere_port,
         long: '--vsport PORT',
         description: 'The VI SDK port number to use',
         default: '443'

  option :vsphere_nossl,
         long: '--vsnossl',
         description: 'Disable SSL connectivity'

  option :vsphere_insecure,
         long: '--vsinsecure',
         description: 'Disable SSL certificate verification'

  option :folder,
         short: '-f FOLDER',
         long: '--folder FOLDER',
         description: 'The folder to get VMs from',
         default: ''

  option :proxy_host,
         long: '--proxyhost PROXY_HOSTNAME',
         description: 'Proxy hostname'

  option :proxy_port,
         long: '--proxyport PROXY_PORT',
         description: 'Proxy port'
end

Instance Method Details

#choose_datastore(dstores, size) ⇒ Object 



232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 232

def choose_datastore(dstores, size)
  vmdk_size_b = size.to_i * 1024 * 1024 * 1024

  candidates = []
  dstores.each do |store|
    avail = number_to_human_size(store.summary[:freeSpace])
    cap = number_to_human_size(store.summary[:capacity])
    puts "#{ui.color('Datastore', :cyan)}: #{store.name} (#{avail}(#{store.summary[:freeSpace]}) / #{cap})"

    # vm's can span multiple datastores, so instead of grabbing the first one
    # let's find the first datastore with the available space on a LUN the vm
    # is already using, or use a specified LUN (if given)

    next unless (store.summary[:freeSpace] - vmdk_size_b) > 0
    # also let's not use more than 90% of total space to save room for snapshots.
    cap_remains = 100 * ((store.summary[:freeSpace].to_f - vmdk_size_b.to_f) / store.summary[:capacity].to_f)
    candidates.push(store) if cap_remains.to_i > 10
  end
  if candidates.length > 0
    vmdk_datastore = candidates[0]
  else
    puts 'Insufficient space on all LUNs designated or assigned to the virtual machine. Please specify a new target.'
    vmdk_datastore = nil
  end
  vmdk_datastore
end

#conn_opts ⇒ Object 



98
99
100
101
102
103
104
105
106
107
108
109
110
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 98

def conn_opts
  {
    host: get_config(:vsphere_host),
    path: get_config(:vsphere_path),
    port: get_config(:vsphere_port),
    use_ssl: !get_config(:vsphere_nossl),
    user: get_config(:vsphere_user),
    password: password,
    insecure: get_config(:vsphere_insecure),
    proxyHost: get_config(:proxy_host),
    proxyPort: get_config(:proxy_port)
  }
end

#datacenter ⇒ Object 



184
185
186
187
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 184

def datacenter
  dcname = get_config(:vsphere_dc)
  traverse_folders_for_dc(config[:vim].rootFolder, dcname) || abort('datacenter not found')
end

#fatal_exit(msg) ⇒ Object 



330
331
332
333
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 330

def fatal_exit(msg)
  ui.fatal(msg)
  exit 1
end

#find_all_in_folder(folder, type) ⇒ Object 



299
300
301
302
303
304
305
306
307
308
309
310
311
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 299

def find_all_in_folder(folder, type)
  if folder.instance_of?(RbVmomi::VIM::ClusterComputeResource) || folder.instance_of?(RbVmomi::VIM::ComputeResource)
    folder = folder.resourcePool
  end
  if folder.instance_of?(RbVmomi::VIM::ResourcePool)
    folder.resourcePool.grep(type)
  elsif folder.instance_of?(RbVmomi::VIM::Folder)
    folder.childEntity.grep(type)
  else
    puts "Unknown type #{folder.class}, not enumerating"
    nil
  end
end

#find_datastore(dsName) ⇒ Object 



270
271
272
273
274
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 270

def find_datastore(dsName)
  dc = datacenter
  base_entity = dc.datastore
  base_entity.find { |f| f.info.name == dsName } || abort("no such datastore #{dsName}")
end

#find_datastorecluster(dsName, folder = nil) ⇒ Object 



276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 276

def find_datastorecluster(dsName, folder = nil)
  unless folder
    dc = datacenter
    folder = dc.datastoreFolder
  end
  folder.childEntity.each do |child|
    if child.class.to_s == 'Folder'
      ds = find_datastorecluster(dsName, child)
      return ds if ds
    elsif child.class.to_s == 'StoragePod' && child.name == dsName
      return child
    end
  end
  nil
end

#find_datastores_regex(regex) ⇒ Object 



259
260
261
262
263
264
265
266
267
268
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 259

def find_datastores_regex(regex)
  stores = []
  puts "Looking for all datastores that match /#{regex}/"
  dc = datacenter
  base_entity = dc.datastore
  base_entity.each do |ds|
    stores.push ds if ds.name.match(/#{regex}/)
  end
  stores
end

#find_device(vm, deviceName) ⇒ Object 



292
293
294
295
296
297
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 292

def find_device(vm, deviceName)
  vm.config.hardware.device.each do |device|
    return device if device.deviceInfo.label == deviceName
  end
  nil
end

#find_folder(folderName) ⇒ Object 



189
190
191
192
193
194
195
196
197
198
199
200
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 189

def find_folder(folderName)
  dc = datacenter
  base_entity = dc.vmFolder
  entity_array = folderName.split('/')
  entity_array.each do |entityArrItem|
    if entityArrItem != ''
      base_entity = base_entity.childEntity.grep(RbVmomi::VIM::Folder).find { |f| f.name == entityArrItem } ||
                    abort("no such folder #{folderName} while looking for #{entityArrItem}")
    end
  end
  base_entity
end

#find_in_folder(folder, type, name) ⇒ Object 



326
327
328
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 326

def find_in_folder(folder, type, name)
  folder.childEntity.grep(type).find { |o| o.name == name }
end

#find_network(networkName) ⇒ Object 



202
203
204
205
206
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 202

def find_network(networkName)
  dc = datacenter
  base_entity = dc.network
  base_entity.find { |f| f.name == networkName } || abort("no such network #{networkName}")
end

#find_pool(poolName) ⇒ Object 



208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 208

def find_pool(poolName)
  dc = datacenter
  base_entity = dc.hostFolder
  entity_array = poolName.split('/')
  entity_array.each do |entityArrItem|
    next if entityArrItem == ''
    if base_entity.is_a? RbVmomi::VIM::Folder
      base_entity = base_entity.childEntity.find { |f| f.name == entityArrItem } ||
                    abort("no such pool #{poolName} while looking for #{entityArrItem}")
    elsif base_entity.is_a?(RbVmomi::VIM::ClusterComputeResource) || base_entity.is_a?(RbVmomi::VIM::ComputeResource)
      base_entity = base_entity.resourcePool.resourcePool.find { |f| f.name == entityArrItem } ||
                    abort("no such pool #{poolName} while looking for #{entityArrItem}")
    elsif base_entity.is_a? RbVmomi::VIM::ResourcePool
      base_entity = base_entity.resourcePool.find { |f| f.name == entityArrItem } ||
                    abort("no such pool #{poolName} while looking for #{entityArrItem}")
    else
      abort "Unexpected Object type encountered #{base_entity.type} while finding resourcePool"
    end
  end

  base_entity = base_entity.resourcePool if !base_entity.is_a?(RbVmomi::VIM::ResourcePool) && base_entity.respond_to?(:resourcePool)
  base_entity
end

#get_config(key) ⇒ Object 



79
80
81
82
83
84
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 79

def get_config(key)
  key = key.to_sym
  rval = config[key].nil? ? Chef::Config[:knife][key] : config[key]
  Chef::Log.debug("value for config item #{key}: #{rval}")
  rval
end

#get_password_from_stdin ⇒ Object 



116
117
118
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 116

def get_password_from_stdin
  @password ||= ui.ask('Enter your password: ') { |q| q.echo = false }
end

#get_path_to_object(object) ⇒ Object 



313
314
315
316
317
318
319
320
321
322
323
324
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 313

def get_path_to_object(object)
  if object.is_a?(RbVmomi::VIM:: ManagedEntity)
    if object.parent.is_a?(RbVmomi::VIM:: ManagedEntity)
      return get_path_to_object(object.parent) + '/' + object.parent.name
    else
      return ''
    end
  else
    puts "Unknown type #{object.class}, not enumerating"
    nil
  end
end

#get_vm(vmname) ⇒ Object 



120
121
122
123
124
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 120

def get_vm(vmname)
  vim_connection
  base_folder = find_folder(get_config(:folder))
  traverse_folders_for_vm(base_folder, vmname)
end

#get_vms(vmname) ⇒ Object 



126
127
128
129
130
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 126

def get_vms(vmname)
  vim_connection
  base_folder = find_folder(get_config(:folder))
  traverse_folders_for_vms(base_folder, vmname)
end

#linux?(config) ⇒ Boolean

Returns:

  • (Boolean) 


373
374
375
376
377
378
379
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 373

def linux?(config)
  gid = config.guestId.downcase
  # This makes the assumption that if it isn't mac or windows it's linux
  is_linux_bool = !gid.include?('windows') && !gid.include?('darwin')
  Chef::Log.debug('Identified os as linux.') if is_linux_bool
  is_linux_bool
end

#password ⇒ Object 



86
87
88
89
90
91
92
93
94
95
96
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 86

def password
  if !get_config(:vsphere_pass)
    # Password is not in the config file - grab it
    # from the command line
    get_password_from_stdin
  elsif get_config(:vsphere_pass).start_with?('base64:')
    Base64.decode64(get_config(:vsphere_pass)[7..-1]).chomp
  else
    get_config(:vsphere_pass)
  end
end

#tcp_test_port(hostname, port) ⇒ Object 



344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 344

def tcp_test_port(hostname, port)
  tcp_socket = TCPSocket.new(hostname, port)
  readable = IO.select([tcp_socket], nil, nil, 5)
  if readable
    Chef::Log.debug("sshd accepting connections on #{hostname}, banner is #{tcp_socket.gets}") if port == 22
    true
  else
    false
  end
rescue Errno::ETIMEDOUT
  false
rescue Errno::EPERM
  false
rescue Errno::ECONNREFUSED
  sleep 2
  false
rescue Errno::EHOSTUNREACH, Errno::ENETUNREACH
  sleep 2
  false
ensure
  tcp_socket && tcp_socket.close
end

#tcp_test_port_vm(vm, port) ⇒ Object 



335
336
337
338
339
340
341
342
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 335

def tcp_test_port_vm(vm, port)
  ip = vm.guest.ipAddress
  if ip.nil?
    sleep 2
    return false
  end
  tcp_test_port(ip, port)
end

#traverse_folders_for_computeresources(folder) ⇒ Object 



145
146
147
148
149
150
151
152
153
154
155
156
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 145

def traverse_folders_for_computeresources(folder)
  retval = []
  children = folder.children.find_all
  children.each do |child|
    if child.class == RbVmomi::VIM::ComputeResource || child.class == RbVmomi::VIM::ClusterComputeResource
      retval << child
    elsif child.class == RbVmomi::VIM::Folder
      retval.concat(traverse_folders_for_computeresources(child))
    end
  end
  retval
end

#traverse_folders_for_dc(folder, dcname) ⇒ Object 



171
172
173
174
175
176
177
178
179
180
181
182
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 171

def traverse_folders_for_dc(folder, dcname)
  children = folder.children.find_all
  children.each do |child|
    if child.class == RbVmomi::VIM::Datacenter && child.name == dcname
      return child
    elsif child.class == RbVmomi::VIM::Folder
      dc = traverse_folders_for_dc(child, dcname)
      return dc if dc
    end
  end
  false
end

#traverse_folders_for_vm(folder, vmname) ⇒ Object 



132
133
134
135
136
137
138
139
140
141
142
143
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 132

def traverse_folders_for_vm(folder, vmname)
  children = folder.children.find_all
  children.each do |child|
    if child.class == RbVmomi::VIM::VirtualMachine && child.name == vmname
      return child
    elsif child.class == RbVmomi::VIM::Folder
      vm = traverse_folders_for_vm(child, vmname)
      return vm if vm
    end
  end
  false
end

#traverse_folders_for_vms(folder, vmname) ⇒ Object 



158
159
160
161
162
163
164
165
166
167
168
169
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 158

def traverse_folders_for_vms(folder, vmname)
  retval = []
  children = folder.children.find_all
  children.each do |child|
    if child.class == RbVmomi::VIM::VirtualMachine && child.name == vmname
      retval << child
    elsif child.class == RbVmomi::VIM::Folder
      retval.concat(traverse_folders_for_vms(child, vmname))
    end
  end
  retval
end

#vim_connection ⇒ Object 



112
113
114
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 112

def vim_connection
  config[:vim] = RbVmomi::VIM.connect conn_opts
end

#windows?(config) ⇒ Boolean

Returns:

  • (Boolean) 


367
368
369
370
371
 
# File 'lib/chef/knife/base_vsphere_command.rb', line 367

def windows?(config)
  is_win_bool = config.guestId.downcase.include?('windows')
  Chef::Log.debug('Identified os as windows.') if is_win_bool
  is_win_bool
end