Module: Anycablebility::Command

Defined in:
lib/anycablebility/command.rb

Overview

Runs system command (websocket server)

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.running ⇒ Object

Returns the value of attribute running.



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# File 'lib/anycablebility/command.rb', line 7

def running
  @running
end

Class Method Details

.run ⇒ Object

rubocop: disable Metrics/MethodLength



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# File 'lib/anycablebility/command.rb', line 10

def run
  return if @running

  Anycable.logger.debug "Running command: #{Anycablebility.config.command}"

  out = Anycable.config.debug ? STDOUT : IO::NULL

  @pid = Process.spawn(
    Anycablebility.config.command,
    out: out,
    err: out
  )

  Process.detach(@pid)

  Anycable.logger.debug "Command PID: #{@pid}"

  @running = true

  sleep Anycablebility.config.wait_command
end

.running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/anycablebility/command.rb', line 43

def running?
  @running == true
end

.stop ⇒ Object

rubocop: enable Metrics/MethodLength



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# File 'lib/anycablebility/command.rb', line 33

def stop
  return unless @running

  Anycable.logger.debug "Terminate PID: #{@pid}"

  Process.kill("SIGKILL", @pid)

  @running = false
end