Class: Support::CloneVm

Inherits:
Object
  • Object
show all
Defined in:
lib/support/clone_vm.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(conn_opts, options) ⇒ CloneVm

Returns a new instance of CloneVm.



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# File 'lib/support/clone_vm.rb', line 7

def initialize(conn_opts, options)
  @options = options

  # Connect to vSphere
  @vim ||= RbVmomi::VIM.connect conn_opts
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/support/clone_vm.rb', line 5

def options
  @options
end

#vim ⇒ Object (readonly)

Returns the value of attribute vim.



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# File 'lib/support/clone_vm.rb', line 5

def vim
  @vim
end

Instance Method Details

#clone ⇒ Object 



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# File 'lib/support/clone_vm.rb', line 14

def clone
  # set the datacenter name
  dc = vim.serviceInstance.find_datacenter(options[:datacenter])
  src_vm = dc.find_vm(options[:template])

  raise format("Unable to find template: %s", options[:template]) if src_vm.nil?

  # Specify where the machine is going to be created
  relocate_spec = RbVmomi::VIM.VirtualMachineRelocateSpec
  relocate_spec.host = options[:targethost]

  # Change to delta disks for linked clones
  relocate_spec.diskMoveType = :moveChildMostDiskBacking if options[:clone_type] == :linked

  # Set the resource pool
  relocate_spec.pool = options[:resource_pool]

  clone_spec = RbVmomi::VIM.VirtualMachineCloneSpec(location: relocate_spec,
                                                    powerOn: options[:poweron],
                                                    template: false)

  # Set the folder to use
  dest_folder = options[:folder].nil? ? src_vm.parent : options[:folder][:id]

  puts "Cloning the template '#{options[:template]}' to create the VM..."
  task = src_vm.CloneVM_Task(folder: dest_folder, name: options[:name], spec: clone_spec)
  task.wait_for_completion

  # get the IP address of the machine for bootstrapping
  # machine name is based on the path, e.g. that includes the folder
  name = options[:folder].nil? ? options[:name] : format("%s/%s", options[:folder][:name], options[:name])
  new_vm = dc.find_vm(name)

  if new_vm.nil?
    puts format("Unable to find machine: %s", name)
  else
    puts "Waiting for network interfaces to become available..."
    sleep 2 while new_vm.guest.net.empty? || !new_vm.guest.ipAddress
    new_vm.guest.net[0].ipConfig.ipAddress.detect do |addr|
      addr.origin != "linklayer"
    end.ipAddress
  end
end