Class: HuginnAgent::Helper

Inherits:
Object
  • Object
show all
Defined in:
lib/huginn_agent/helper.rb

Class Method Summary collapse

Class Method Details

.open3(command, streaming_output = true) ⇒ Object



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# File 'lib/huginn_agent/helper.rb', line 5

def self.open3(command, streaming_output = true)
  output = ""
  print "\n" if streaming_output

  status = Open3.popen3(ENV, "#{command} 2>&1") do |stdin, stdout, _stderr, wait_thr|
    stdin.close

    until stdout.eof do
      next unless IO.select([stdout])
      data = stdout.read_nonblock(1024)
      print data if streaming_output
      output << data
    end
    wait_thr.value
  end
  [status.exitstatus, output]
rescue IOError => e
  return [1, "#{e} #{e.message}"]
end