Exemple #1
0
def main():
    global debug
    
    if not len(sys.argv[1:]):
        usage()
    # read the commandline options
    try:
        opts, args = getopt.getopt(sys.argv[1:],"d")
        for o,a in opts:
            if o in ("-d"):
                debug = True
            else:
                assert False,"Unhandled Option"
        if len(args) == 1:
            port = int(args[0])
        else:
            usage()

        rsock = rudp.rudp_socket(port)
    # Catch errors in argument parsing
    except (getopt.GetoptError, socket.error, SyntaxError) as err:
        print str(err)
        usage()
    # Register receiver and event handler callback functions
    rudp.rudp_recvfrom_handler(rsock, recvfromhandler)
    rudp.rudp_event_handler(rsock, eventhandler)
    
    if debug:
        print "RUDP receiver waiting on port %d" % (port)
    # Hand over control to event manager
    event.eventloop()
Exemple #2
0
def send_file(filename):
    """Initiate sending of a file with RUDP.

    Create a RUDP socket for sending. Send the file name to the VS receiver.
    Register a handler for input event, which will take care of sending
    file data"""

    f = open(filename, "rb") 

    rsock = rudp.rudp_socket(0)
    rudp.rudp_event_handler(rsock, eventhandler)
    rudp.rudp_recvfrom_handler(rsock, recvfrom_handler)    

    # Strip of any leading path name and create start packet
    vsm = vsftp.vsftp()
    vsm.vs_type = vsftp.VS_TYPE_BEGIN
    vsm.vs_filename = os.path.basename(filename)
    buf = vsm.pack()
    for p in peers:
        (address, port, flow, scope) = p
        if debug:
            print "vs_send: send BEGIN \"%s\" (%d bytes) to %s:%s" % (filename, len(buf), address, port)
        rudp.rudp_sendto(rsock, buf, p)
    # Launch event driven filesender to send file content
    event.event_fd(f, filesender, rsock, "filesender")
Exemple #3
0
def main():
    global debug

    if not len(sys.argv[1:]):
        usage()
    # read the commandline options
    try:
        opts, args = getopt.getopt(sys.argv[1:], "d")
        for o, a in opts:
            if o in ("-d"):
                debug = True
            else:
                assert False, "Unhandled Option"
        if len(args) == 1:
            port = int(args[0])
        else:
            usage()

        rsock = rudp.rudp_socket(port)
    # Catch errors in argument parsing
    except (getopt.GetoptError, socket.error, SyntaxError) as err:
        print str(err)
        usage()
    # Register receiver and event handler callback functions
    rudp.rudp_recvfrom_handler(rsock, recvfromhandler)
    rudp.rudp_event_handler(rsock, eventhandler)

    if debug:
        print "RUDP receiver waiting on port %d" % (port)
    # Hand over control to event manager
    event.eventloop()