import sys

from utility import ConfigUtility

from emu import SdnEmu

from net import RpiNet

from node import RpiSwitch, RpiHost, RpiController

from app import Application

print "Hello PiSNet!"

machines = ConfigUtility()

machines.read('machines.cfg')

rpinet = RpiNet()

s1 = rpinet.addSwitch( 's1', machines.get('RPI_C06') )

s2 = rpinet.addSwitch( 's2', machines.get('RPI_C07') )

s3 = rpinet.addSwitch( 's3', machines.get('RPI_C08') )

s4 = rpinet.addSwitch( 's4', machines.get('RPI_C10') )

h1 = rpinet.addHost( 'h1', machines.get('RPI_C02') )

h2 = rpinet.addHost( 'h2', machines.get('RPI_C03') )

c1 = rpinet.addController( 'c1', machines.get('RPI_C04') )

rpinet.addLink(h1, s1)

rpinet.addLink(s1, s2)

rpinet.addLink(s2, s3)

rpinet.addLink(s3, s4)

rpinet.addLink(h2, s4)

cmd = ConfigUtility()

cmd.read( sys.argv[1] )

c1.addService( cmd.get('REMOTE','NOHUP'), cmd.get('RYU') )

video_streaming = Application( cmd.get('VIDEO_STREAMING') )

video_streaming.setServer( h1, cmd.get('REMOTE','GENERAL') )

video_streaming.setClient( h2, cmd.get('REMOTE','PSEUDO_TERMINAL') )

monitoring = Application( cmd.get('MONITORING') )

monitoring.setServer( h1, cmd.get('REMOTE','GENERAL') )

monitoring.setClient( h2, cmd.get('REMOTE','GENERAL') )

monitoring.setLogNo( sys.argv[2] )

emu = SdnEmu(rpinet)

emu.addStartQueue( monitoring ) #FIFO

emu.addStartQueue( video_streaming )

emu.start()

emu.callChecker( video_streaming )

emu.addStopQueue( monitoring ) #FIFO

emu.stop()