51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
#!/usr/bin/env python3
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#sender.py
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import os, sys, getopt, time
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from netinterface import network_interface
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NET_PATH = './'
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OWN_ADDR = 'A'
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# ------------
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# main program
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# ------------
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try:
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opts, args = getopt.getopt(sys.argv[1:], shortopts='hp:a:', longopts=['help', 'path=', 'addr='])
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except getopt.GetoptError:
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print('Usage: python sender.py -p <network path> -a <own addr>')
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sys.exit(1)
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for opt, arg in opts:
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if opt == '-h' or opt == '--help':
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print('Usage: python sender.py -p <network path> -a <own addr>')
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sys.exit(0)
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elif opt == '-p' or opt == '--path':
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NET_PATH = arg
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elif opt == '-a' or opt == '--addr':
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OWN_ADDR = arg
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if (NET_PATH[-1] != '/') and (NET_PATH[-1] != '\\'): NET_PATH += '/'
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if not os.access(NET_PATH, os.F_OK):
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print('Error: Cannot access path ' + NET_PATH)
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sys.exit(1)
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if len(OWN_ADDR) > 1: OWN_ADDR = OWN_ADDR[0]
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if OWN_ADDR not in network_interface.addr_space:
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print('Error: Invalid address ' + OWN_ADDR)
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sys.exit(1)
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# main loop
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netif = network_interface(NET_PATH, OWN_ADDR)
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print('Main loop started...')
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while True:
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msg = input('Type a message: ')
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dst = input('Type a destination address: ')
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netif.send_msg(dst, msg.encode('utf-8'))
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if input('Continue? (y/n): ') == 'n': break
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