Class: Looped::Tools::RunCommand

Inherits:
DSPy::Tools::Base
  • Object
show all
Extended by:
T::Sig
Defined in:
lib/looped/tools/run_command.rb

Constant Summary collapse

DEFAULT_TIMEOUT = 
30

Instance Method Summary collapse

Instance Method Details

#call(command:, timeout: DEFAULT_TIMEOUT) ⇒ Object 



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# File 'lib/looped/tools/run_command.rb', line 17

def call(command:, timeout: DEFAULT_TIMEOUT)
  # TODO: Implement Docker sandbox via trusted-sandbox gem for production
  pid = T.let(nil, T.nilable(Integer))
  output = +''

  begin
    stdin, stdout_err, wait_thr = Open3.popen2e(command)
    pid = wait_thr.pid
    stdin.close

    # Wait for process with timeout using a thread
    reader = Thread.new { stdout_err.read }

    if wait_thr.join(timeout)
      # Process completed in time
      output = reader.value
      exit_status = wait_thr.value
      "Exit code: #{exit_status.exitstatus}\n#{output}"
    else
      # Timeout - kill the process
      reader.kill
      Process.kill('TERM', pid)
      sleep 0.1
      begin
        Process.kill('KILL', pid) if wait_thr.alive?
      rescue Errno::ESRCH
        # Process already dead
      end
      wait_thr.join
      "Error: Command timed out after #{timeout} seconds"
    end
  rescue StandardError => e
    "Error: #{e.message}"
  ensure
    stdout_err&.close rescue nil
  end
end