Module: Nephos::Bin::Daemon

Defined in:
lib/nephos-server/bin-helpers.rb

Class Method Summary collapse

Class Method Details

.detach! ⇒ Object 



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# File 'lib/nephos-server/bin-helpers.rb', line 42

def self.detach!
  Process::daemon(true, false)
  File.write(get_pid_file, Process::pid.to_s)
end

.get_pid ⇒ Object 



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# File 'lib/nephos-server/bin-helpers.rb', line 51

def self.get_pid
  return nil if not File.exist?(get_pid_file)
  v = File.read(get_pid_file)
  v = Integer(v) rescue nil
  return v
end

.get_pid_file ⇒ Object 



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# File 'lib/nephos-server/bin-helpers.rb', line 47

def self.get_pid_file
  return ".pid"
end

.kill! ⇒ Object 



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# File 'lib/nephos-server/bin-helpers.rb', line 28

def self.kill!
  d = get_pid
  return false unless d
  begin
    Process::kill(2, d)
  rescue => err
    raise "Cannot kill #{d} ! (#{err.message})" if $debug
    raise "Cannot kill #{d} !"
  ensure
    File.delete(get_pid_file)
  end
  return true
end

.started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nephos-server/bin-helpers.rb', line 24

def self.started?
  get_pid != nil
end