Class: Fission::Command::Suspend

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

Instance Attribute Summary

Attributes inherited from Fission::Command

#args, #options

Instance Method Summary collapse

Methods inherited from Fission::Command

#command_name, help, #ui

Methods included from Fission::CommandHelpers

#incorrect_arguments, #parse_arguments

Constructor Details

#initialize(args = []) ⇒ Suspend

Returns a new instance of Suspend.



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

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

Instance Method Details

#execute ⇒ Object 



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

def execute
  super
  incorrect_arguments if @args.count != 1 && !@options.all

  vms_to_suspend.each do |vm|
    output "Suspending '#{vm.name}'"
    response = vm.suspend

    if response.successful?
      output "VM '#{vm.name}' suspended"
    else
      output_and_exit "There was an error suspending the VM.  The error was:\n#{response.message}", response.code
    end
  end
end

#option_parser ⇒ Object 



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# File 'lib/fission/command/suspend.rb', line 42

def option_parser
  optparse = OptionParser.new do |opts|
    opts.banner = "Usage: fission suspend [TARGET_VM | --all]"
    opts.separator ''
    opts.separator 'Suspend TARGET_VM or all VMs.'
    opts.separator ''
    opts.separator 'OPTIONS:'
    opts.on '--all', 'Suspend all running VMs' do
      @options.all = true
    end
  end

  optparse
end

#summary ⇒ Object 



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# File 'lib/fission/command/suspend.rb', line 57

def summary
  'Suspend a VM'
end

#vms_to_suspend ⇒ Object 



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# File 'lib/fission/command/suspend.rb', line 26

def vms_to_suspend
  if @options.all
    response = VM.all_running

    if response.successful?
      vms = response.data
    else
      output_and_exit "There was an error getting the list of running VMs.  The error was:\n#{response.message}", response.code
    end
  else
    vms = [ VM.new(@args.first) ]
  end

  vms
end