181 lines
6.8 KiB
Python
181 lines
6.8 KiB
Python
import HydrusConstants as HC
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import HydrusData
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import HydrusExceptions
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import os
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import socket
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import subprocess
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import threading
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import traceback
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from twisted.internet import reactor, defer
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from twisted.internet.threads import deferToThread
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from twisted.python import log
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# new stuff starts here
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if HC.PLATFORM_LINUX: upnpc_path = os.path.join( HC.BIN_DIR, 'upnpc_linux' )
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elif HC.PLATFORM_OSX: upnpc_path = os.path.join( HC.BIN_DIR, 'upnpc_osx' )
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elif HC.PLATFORM_WINDOWS: upnpc_path = os.path.join( HC.BIN_DIR, 'upnpc_win32.exe' )
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EXTERNAL_IP = {}
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EXTERNAL_IP[ 'ip' ] = None
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EXTERNAL_IP[ 'time' ] = 0
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def GetExternalIP():
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if HC.options[ 'external_host' ] is not None:
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return HC.options[ 'external_host' ]
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if HydrusData.TimeHasPassed( EXTERNAL_IP[ 'time' ] + ( 3600 * 24 ) ):
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cmd = [ upnpc_path, '-l' ]
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p = subprocess.Popen( cmd, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, startupinfo = HydrusData.GetSubprocessStartupInfo() )
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HydrusData.WaitForProcessToFinish( p, 30 )
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( output, error ) = p.communicate()
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if error is not None and len( error ) > 0: raise Exception( 'Problem while trying to fetch External IP:' + os.linesep * 2 + HydrusData.ToUnicode( error ) )
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else:
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try:
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lines = HydrusData.SplitByLinesep( output )
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i = lines.index( ' i protocol exPort->inAddr:inPort description remoteHost leaseTime' )
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'''ExternalIPAddress = ip'''
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( gumpf, external_ip_address ) = lines[ i - 1 ].split( ' = ' )
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except ValueError:
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raise Exception( 'Could not parse external IP!' )
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if external_ip_address == '0.0.0.0':
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raise Exception( 'Your UPnP device returned your external IP as 0.0.0.0! Try rebooting it, or overwrite it in options!' )
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EXTERNAL_IP[ 'ip' ] = external_ip_address
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EXTERNAL_IP[ 'time' ] = HydrusData.GetNow()
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return EXTERNAL_IP[ 'ip' ]
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def GetLocalIP(): return socket.gethostbyname( socket.gethostname() )
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def AddUPnPMapping( internal_client, internal_port, external_port, protocol, description, duration = 3600 ):
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cmd = [ upnpc_path, '-e', description, '-a', internal_client, str( internal_port ), str( external_port ), protocol, str( duration ) ]
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p = subprocess.Popen( cmd, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, startupinfo = HydrusData.GetSubprocessStartupInfo() )
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HydrusData.WaitForProcessToFinish( p, 30 )
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( output, error ) = p.communicate()
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if 'x.x.x.x:' + str( external_port ) + ' TCP is redirected to internal ' + internal_client + ':' + str( internal_port ) in output:
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raise Exception( 'The UPnP mapping of ' + internal_client + ':' + internal_port + '->external:' + external_port + ' already exists as a port forward. If this UPnP mapping is automatic, please disable it.' )
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if output is not None and 'failed with code' in output:
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raise Exception( 'Problem while trying to add UPnP mapping:' + os.linesep * 2 + HydrusData.ToUnicode( output ) )
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if error is not None and len( error ) > 0:
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raise Exception( 'Problem while trying to add UPnP mapping:' + os.linesep * 2 + HydrusData.ToUnicode( error ) )
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def GetUPnPMappings():
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external_ip_address = GetExternalIP()
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cmd = [ upnpc_path, '-l' ]
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p = subprocess.Popen( cmd, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, startupinfo = HydrusData.GetSubprocessStartupInfo() )
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HydrusData.WaitForProcessToFinish( p, 30 )
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( output, error ) = p.communicate()
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if error is not None and len( error ) > 0:
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raise Exception( 'Problem while trying to fetch UPnP mappings:' + os.linesep * 2 + HydrusData.ToUnicode( error ) )
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else:
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try:
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lines = HydrusData.SplitByLinesep( output )
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i = lines.index( ' i protocol exPort->inAddr:inPort description remoteHost leaseTime' )
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data_lines = []
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i += 1
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while i < len( lines ):
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if not lines[ i ][0] in ( ' ', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' ): break
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data_lines.append( lines[ i ] )
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i += 1
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processed_data = []
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for line in data_lines:
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''' 0 UDP 65533->192.168.0.197:65533 'Skype UDP at 192.168.0.197:65533 (2665)' '' 0'''
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while ' ' in line: line = line.replace( ' ', ' ' )
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if line.startswith( ' ' ): ( empty, number, protocol, mapping_data, rest_of_line ) = line.split( ' ', 4 )
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else: ( number, protocol, mapping_data, rest_of_line ) = line.split( ' ', 3 )
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( external_port, rest_of_mapping_data ) = mapping_data.split( '->' )
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external_port = int( external_port )
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( internal_client, internal_port ) = rest_of_mapping_data.split( ':' )
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internal_port = int( internal_port )
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( empty, description, space, remote_host, rest_of_line ) = rest_of_line.split( '\'', 4 )
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lease_time = int( rest_of_line[1:] )
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processed_data.append( ( description, internal_client, internal_port, external_ip_address, external_port, protocol, lease_time ) )
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return processed_data
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except Exception as e:
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HydrusData.Print( traceback.format_exc() )
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raise Exception( 'Problem while trying to parse UPnP mappings:' + os.linesep * 2 + HydrusData.ToUnicode( e ) )
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def RemoveUPnPMapping( external_port, protocol ):
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cmd = [ upnpc_path, '-d', str( external_port ), protocol ]
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p = subprocess.Popen( cmd, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, startupinfo = HydrusData.GetSubprocessStartupInfo() )
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HydrusData.WaitForProcessToFinish( p, 30 )
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( output, error ) = p.communicate()
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if error is not None and len( error ) > 0: raise Exception( 'Problem while trying to remove UPnP mapping:' + os.linesep * 2 + HydrusData.ToUnicode( error ) )
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