Class: Beaker::Fusion

Inherits:
Hypervisor
  • Object
show all
Defined in:
lib/beaker/hypervisor/fusion.rb

Instance Method Summary collapse

Constructor Details

#initialize(fusion_hosts, options) ⇒ Fusion

Returns a new instance of Fusion.



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# File 'lib/beaker/hypervisor/fusion.rb', line 3

def initialize(fusion_hosts, options)
  require 'rubygems' unless defined?(Gem)
  begin
    require 'fission'
  rescue LoadError
    raise 'Unable to load fission, please ensure it is installed!'
  end
  @logger = options[:logger]
  @options = options
  @hosts = fusion_hosts
  # check preconditions for fusion
  @hosts.each do |host|
    unless host['snapshot']
      raise "You must specify a snapshot for Fusion instances, no snapshot defined for #{host.name}!"
    end
  end
  @fission = Fission::VM
end

Instance Method Details

#cleanup ⇒ Object

revert_fusion



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# File 'lib/beaker/hypervisor/fusion.rb', line 59

def cleanup
  @logger.notify 'No cleanup for fusion boxes'
end

#provision ⇒ Object 



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# File 'lib/beaker/hypervisor/fusion.rb', line 22

def provision
  available = @fission.all.data.collect { |vm| vm.name }.sort.join(', ')
  @logger.notify "Available VM names: #{available}"

  @hosts.each do |host|
    vm_name = host['vmname'] || host.name
    vm = @fission.new vm_name
    raise "Could not find VM '#{vm_name}' for #{host.name}!" unless vm.exists?

    vm_snapshots = vm.snapshots.data
    if vm_snapshots.nil? or vm_snapshots.empty?
      raise "No snapshots available for VM #{host.name} (vmname: '#{vm_name}')"
    end

    available_snapshots = vm_snapshots.sort.join(', ')
    @logger.notify "Available snapshots for #{host.name}: #{available_snapshots}"
    snap_name = host['snapshot']
    unless vm.snapshots.data.include? snap_name
      raise "Could not find snapshot '#{snap_name}' for host #{host.name}!"
    end

    @logger.notify "Reverting #{host.name} to snapshot '#{snap_name}'"
    start = Time.now
    vm.revert_to_snapshot snap_name
    sleep 1 while vm.running?.data
    time = Time.now - start
    @logger.notify 'Spent %.2f seconds reverting' % time

    @logger.notify "Resuming #{host.name}"
    start = Time.now
    vm.start headless: true
    sleep 1 until vm.running?.data
    time = Time.now - start
    @logger.notify 'Spent %.2f seconds resuming VM' % time
  end
end