Class: Fission::Command::Clone

Inherits:
Fission::Command show all
Defined in:
lib/fission.old/command/clone.rb

Instance Attribute Summary

Attributes inherited from Fission::Command

#args, #options

Instance Method Summary collapse

Methods inherited from Fission::Command

help

Constructor Details

#initialize(args = []) ⇒ Clone

Returns a new instance of Clone.



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# File 'lib/fission.old/command/clone.rb', line 5

def initialize(args=[])
  super
  @options.start = false
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/fission.old/command/clone.rb', line 10

def execute
  option_parser.parse! @args

  unless @args.count > 1
    Fission.ui.output self.class.help
    Fission.ui.output ""
    Fission.ui.output_and_exit "Incorrect arguments for clone command", 1
  end

  source_vm_name = @args.first
  target_vm_name = @args[1]
  source_vm=Fission::VM.new(source_vm_name)
  target_vm=Fission::VM.new(target_vm_name)

  unless source_vm.exists?
      Fission.ui.output_and_exit "Unable to find the source vm #{source_vm_name} (#{source_vm.path})", 1
  end

  if target_vm.exists?
      Fission::ui.output_and_exit "The target vm #{target_vm_name} already exists", 1
  end

  clone_task = Fission::VM.clone source_vm_name, target_vm_name

  if clone_task.successful?
    Fission.ui.output ''
    Fission.ui.output 'Clone complete!'

    if @options.start
      Fission.ui.output "Starting '#{target_vm_name}'"

      start_task = target_vm.start

      if start_task.successful?
        Fission.ui.output "VM '#{target_vm_name}' started"
      else
        Fission.ui.output_and_exit "There was an error starting the VM.  The error was:\n#{start_task.output}", start_task.code
      end
    end
  else
    Fission.ui.output_and_exit "There was an error cloning the VM.  The error was:\n#{clone_task.output}", clone_task.code
  end
end

#option_parser ⇒ Object 



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# File 'lib/fission.old/command/clone.rb', line 54

def option_parser
  optparse = OptionParser.new do |opts|
    opts.banner = "\nclone usage: fission clone source_vm target_vm [options]"

    opts.on '--start', 'Start the VM after cloning' do
      @options.start = true
    end
  end

  optparse
end