Class: Shell

Inherits:
ArcadiaExt show all
Defined in:
ext/ae-shell/ae-shell.rb

Constant Summary collapse

@@next_number = 
0

Instance Attribute Summary

Attributes inherited from ArcadiaExt

#arcadia, #name

Instance Method Summary collapse

Methods inherited from ArcadiaExt

#add_to_conf_property, #array_conf, #conf, #conf_array, #conf_default, #del_from_conf_property, #exec, #float_frame, #frame, #frame_def_visible?, #frame_domain, #frame_domain_default, #frame_visible?, #initialize, #maximize, #maximized?, #resize, #restore_default_conf

Constructor Details

This class inherits a constructor from ArcadiaExt

Instance Method Details

#on_before_build(_event) ⇒ Object 



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# File 'ext/ae-shell/ae-shell.rb', line 12

def on_before_build(_event)
  Arcadia.attach_listener(self, SystemExecEvent)
  #Arcadia.attach_listener(self, RunRubyFileEvent)
  Arcadia.attach_listener(self, RunCmdEvent)
end

#on_build(_event) ⇒ Object 



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# File 'ext/ae-shell/ae-shell.rb', line 18

def on_build(_event)
  @run_threads = Array.new
  @stdout_blocking = self.conf('stdout_blocking') == 'yes' 
  @stderr_blocking = self.conf('stderr_blocking') == 'yes' 
end

#on_run_cmd(_event) ⇒ Object 



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# File 'ext/ae-shell/ae-shell.rb', line 135

def on_run_cmd(_event)
  if _event.cmd
    #p "_event.cmd = #{_event.cmd}"
    begin
      output_mark = Arcadia.console(self,'msg'=>"Running #{_event.title} as #{_event.lang}...", 'level'=>'debug') # info?
      start_time = Time.now
      @arcadia['pers']['run.file.last']=_event.file if _event.persistent
      @arcadia['pers']['run.cmd.last']=_event.cmd if _event.persistent
      if Arcadia.is_windows?
        # use win32-process gem to startup a child process [not sure if linux needs something like this, too]
        require 'win32/process'
        require 'ruby-wmi'
        output_file_name = "out_#{@@next_number += 1}_#{Process.pid}.txt"
        output = File.open(output_file_name, 'wb')
        child = Process.create :command_line => _event.cmd,  :startup_info => {:stdout => output, :stderr => output}
        #----
        abort_action = proc{
          Process.kill(9,child.process_id)
        }
        alive_check = proc{
          WMI::Win32_Process.find(:first, :conditions => {:ProcessId => child.process_id})
        }
        Arcadia.process_event(SubProcessEvent.new(self,'pid'=>child.process_id, 'name'=>_event.file,'abort_action'=>abort_action, 'alive_check'=>alive_check))
        #----
        timer=nil
        procy = proc {
          still_alive = WMI::Win32_Process.find(:first, :conditions => {:ProcessId => child.process_id})
          if !still_alive #&& File.exists?(output_file_name)
            output.close
            timer.stop
            File.open(output_file_name, 'r') do |f|
              _readed = f.read
              _readed.strip!
              _readed += "\n" + "Done with #{_event.title} in #{Time.now - start_time}s"
              output_mark = Arcadia.console(self,'msg'=>_readed, 'level'=>'debug', 'mark'=>output_mark)
              _event.add_result(self, 'output'=>_readed)
            end
            File.delete output_file_name
          end
        }

        timer=TkAfter.new(1000,-1,procy) # -1 = repeating every 1000ms...
        timer.start
      else
        require "open3"
        #_cmd_ = "|#{_event.cmd} 2>&1"
        _cmd_ = _event.cmd
        Thread.new {
          Thread.current.abort_on_exception = true
          begin
#              th = Thread.current
            fi = nil
            fi_pid = nil
            abort_action = proc{
              ArcadiaUtils.unix_child_pids(fi_pid).each {|pid|
                Process.kill(9,pid.to_i)
              }
              Process.kill(9,fi_pid.to_i)
              #Kernel.system("kill -9 #{unix_child_pids(fi_pid).join(' ')} #{fi_pid}") if fi
            }
              
            alive_check = proc{
              num = `ps -p #{fi_pid}|wc -l` if fi_pid
              num.to_i > 1 && fi_pid
            }
            

            #Arcadia.console(self,'msg'=>"#{th}", 'level'=>'debug', 'abort_action'=>abort_action)

            Open3.popen3(_cmd_){|stdin, stdout, stderr, th|
              fi_pid = th.pid if th
              output_mark = Arcadia.console(self,'msg'=>" [pid #{fi_pid}]", 'level'=>'debug', 'mark'=>output_mark, 'append'=>true)
  	           Arcadia.process_event(SubProcessEvent.new(self, 'pid'=>fi_pid, 'name'=>_event.file,'abort_action'=>abort_action, 'alive_check'=>alive_check))
              
              if stdout  
                if @stdout_blocking
                  output_dump = stdout.read
                  if output_dump && output_dump.length > 0 
                    output_mark = Arcadia.console(self,'msg'=>output_dump, 'level'=>'error', 'mark'=>output_mark)
                    _event.add_result(self, 'output'=>output_dump)
                  end
                else
                  stdout.each do |output_dump|
                    output_mark = Arcadia.console(self,'msg'=>output_dump, 'level'=>'debug', 'mark'=>output_mark)
                    _event.add_result(self, 'output'=>output_dump)
                  end
                end
              end
              
              if stderr
                if @stderr_blocking
                  current_buffer = '<<current buffer>>'
                  output_dump = stderr.read
                  if output_dump && output_dump.length > 0 
                    if !_event.persistent
                      output_dump.gsub!(_event.file, current_buffer)
                    end
                    output_mark = Arcadia.console(self,'msg'=>output_dump, 'level'=>'error', 'mark'=>output_mark)
                    _event.add_result(self, 'output'=>output_dump)
                  end
                else
                  stderr.each do |output_dump|
                    if !_event.persistent
                      output_dump.gsub!(_event.file, current_buffer)
                    end
                    output_mark = Arcadia.console(self,'msg'=>output_dump, 'level'=>'error', 'mark'=>output_mark)
                    _event.add_result(self, 'output'=>output_dump)
                  end
                end
              end
            }
            output_mark = Arcadia.console(self,'msg'=>"\nEnd running #{_event.title}:", 'level'=>'debug', 'mark'=>output_mark)


#              open(_cmd_, "r"){|f|
#                fi = f
#                fi_pid = fi.pid
#    	           Arcadia.process_event(SubProcessEvent.new(self,'name'=>_event.file,'abort_action'=>abort_action, 'alive_check'=>alive_check))
#                _readed = f.read
#                
#                #f.each{|line|
#                #  output_mark = Arcadia.console(self,'msg'=>line, 'level'=>'debug', 'mark'=>output_mark)
#                #}
#                #output_mark = Arcadia.console(self,'msg'=>"\nEnd running #{_event.file}:", 'level'=>'debug', 'mark'=>output_mark)
#                
#                output_dump="#{_readed}\nEnd running #{_event.file}:"
#                output_mark = Arcadia.console(self,'msg'=>output_dump, 'level'=>'debug', 'mark'=>output_mark)
#                _event.add_result(self, 'output'=>_readed)
#              }
            #p "da cancellare #{ _event.file } #{_event.file[-2..-1] == '~~'} #{_event.persistent == false}  #{File.exist?(_event.file)}"
            if _event.persistent == false && File.exist?(_event.file) 
              if File.basename(_event.file)[0..1] == '~~'
                File.delete(_event.file)
              elsif File.basename(File.dirname(_event.file))[0..1] == '~~'
                Dir["#{File.dirname(_event.file)}/*"].each{|file|
                  File.delete(file)
                }
                Dir.delete(File.dirname(_event.file))
              end
            end
          rescue Exception => e
            output_mark = Arcadia.console(self,'msg'=>e.to_s, 'level'=>'debug', 'mark'=>output_mark)
          end
        }
      end
    rescue Exception => e
      output_mark = Arcadia.console(self,'msg'=>e.to_s, 'level'=>'debug', 'mark'=>output_mark)
    end
  end
end

#on_system_exec(_event) ⇒ Object 



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# File 'ext/ae-shell/ae-shell.rb', line 24

def on_system_exec(_event)
  begin
    _cmd_ = "#{_event.command}"
    if Arcadia.is_windows?
      io = IO.popen(_cmd_)
      Arcadia.console(self,'msg'=>io.read, 'level'=>'debug')
    else
      Process.fork{
        open(_cmd_,"r"){|f|
          Arcadia.console(self,'msg'=>f.read, 'level'=>'debug')
        }
      }
    end
  rescue Exception => e
    Arcadia.console(self,'msg'=>e, 'level'=>'debug')
  end
end

#on_system_exec_bo(_event) ⇒ Object

def unix_child_pids(_ppid)

  ret = Array.new
  readed = ''
  open("|ps -o pid,ppid ax | grep #{_ppid}", "r"){|f|  readed = f.read  }
  apids = readed.split
  apids.each_with_index do |v,i|
    ret << v if i % 2 == 0 && v != _ppid.to_s
  end
  subpids = Array.new
  ret.each{|ccp|
    subpids.concat(unix_child_pids(ccp))
  }
  ret.concat(subpids)
end



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# File 'ext/ae-shell/ae-shell.rb', line 301

def on_system_exec_bo(_event)
  command = "#{_event.command} 2>&1"
  (RUBY_PLATFORM.include?('mswin32'))?_cmd="cmd":_cmd='sh'
  if Arcadia.is_windows?
    Thread.new{
      Arcadia.console(self,'msg'=>'begin', 'level'=>'debug')
      #Arcadia.new_debug_msg(self, 'inizio')
      @io = IO.popen(_cmd,'r+')
      @io.puts(command)
      result = ''
      while line = @io.gets
        result << line
      end
      #Arcadia.new_debug_msg(self, result)
      Arcadia.console(self,'msg'=>result, 'level'=>'debug')

    }
  else
    Process.fork{
      open(_cmd_,"r"){|f|
        Arcadia.console(self,'msg'=>f.read, 'level'=>'debug')
        #Arcadia.new_debug_msg(self, f.read)
      }
    }
  end
end