Class: VagrantPlugins::HYPERKIT::Action::StopInstance

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-hyperkit/action/stop_instance.rb

Overview

This stops the running instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ StopInstance

Returns a new instance of StopInstance.



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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 8

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_hyperkit::action::stop_instance")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 13

def call(env)
  if is_process_alive? pid(env)
    env[:ui].info(I18n.t("vagrant_hyperkit.stopping"))
    kill_xhyve_process(env)
  else
    env[:ui].info(I18n.t("vagrant_hyperkit.already_status", status: env[:machine].state.id))
  end
  destroy_xhyve_status_file(env)
  @app.call(env)
end

#destroy_xhyve_status_file(env) ⇒ Object 



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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 38

def destroy_xhyve_status_file(env)
  xhyve_status_file_path = File.join(env[:machine].data_dir, "xhyve.json")
  FileUtils.remove_file(xhyve_status_file_path, force: true)
end

#is_process_alive?(pid) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 24

def is_process_alive?(pid)
  return false if pid == 0
  begin
    Process.getpgid(pid)
    true
  rescue Errno::ESRCH
    false
  end
end

#kill_xhyve_process(env) ⇒ Object 



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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 34

def kill_xhyve_process(env)
  Process.kill(15, pid(env))
end

#pid(env) ⇒ Object 



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# File 'lib/vagrant-hyperkit/action/stop_instance.rb', line 43

def pid(env)
  @pid ||= env[:xhyve_status][:pid].to_i
end