Class: Crabfarm::PhantomRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/crabfarm/phantom_runner.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(_config = {}) ⇒ PhantomRunner

Returns a new instance of PhantomRunner.



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# File 'lib/crabfarm/phantom_runner.rb', line 8

def initialize(_config={})
  @config = _config;
  @pid = nil
end

Instance Attribute Details

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/crabfarm/phantom_runner.rb', line 6

def port
  @port
end

Instance Method Details

#start ⇒ Object 



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# File 'lib/crabfarm/phantom_runner.rb', line 13

def start
  find_available_port
  @pid = Process.spawn({}, phantomjs_cmd)
  wait_for_server
end

#stop ⇒ Object 



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# File 'lib/crabfarm/phantom_runner.rb', line 19

def stop
  unless @pid.nil?
    Process.kill("TERM", @pid)
    Process.wait @pid
    @pid = nil
  end
end