def test_4():
client = RxP.createRxPSocket("localhost", 5000)
server = RxP.createRxPSocket("localhost", 5001)
RxP.listenForRxPConnections(server)
RxP.connectToRxP(client, "localhost", 5001)
RxP.sendData(client, "Hello")
RxP.close(client)
def test_basic_connection(is_client):
if is_client:
print "Testing basic connection as a client"
client = RxP.createRxPSocket("localhost", 5000)
RxP.connectToRxP(client, "localhost", 5001)
time.sleep(3)
RxP.closeRxPSocket(client)
else:
print "Testing basic connection as a server"
server = RxP.createRxPSocket("localhost", 5001)
connection_attempt_address = RxP.listenForRxPConnections(server)
print("Receieved connection attempt from: ", connection_attempt_address)
RxP.acceptRxPSocketConnection(server, connection_attempt_address)
time.sleep(3)
RxP.closeRxPSocket(server)
def test_basic_sending(is_client):
if is_client:
print "Testing basic connection as a client"
client = RxP.createRxPSocket("localhost", 5000)
RxP.connectToRxP(client, "localhost", 5001)
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RxP.closeRxPSocket(client)
else:
print "Testing basic connection as a server"
server = RxP.createRxPSocket("localhost", 5001)
connection_attempt_address = RxP.listenForRxPConnections(server)
print("Receieved connection attempt from: ", connection_attempt_address)
RxP.acceptRxPSocketConnection(server, connection_attempt_address)
response = RxP.receiveData(server, 999999)
print "Received data: ", response
RxP.closeRxPSocket(server)
def main():
# check for number of correct command line arguments
if len(sys.argv) != 4:
print ('Please enter arguments in the correct format: X A P' +
'\nX: The port number this server should bind to'+
'\nA: The IP address of NetEmu' +
'\nP: The UDP port number of NetEmu ')
sys.exit()
# port number at which the FxA-Server's UDP socket should bind to
try:
portnumber = int(sys.argv[1])
except:
print 'Please enter a valid port number for Server (1025-65536)'
sys.exit()
ipaddress = sys.argv[2]
try:
emuportnumber = int(sys.argv[3])
except:
print 'Please enter a valid port number for NetEmu (1025-65536)'
sys.exit()
windowSize = 1
# check for valid client port numbers
if portnumber < 1025 or portnumber > 65536:
print 'Please enter a valid port number for client (1025-65536)'
sys.exit()
# Port number for client must be even
if portnumber % 2 != 1:
print 'Port number for server must be odd'
sys.exit()
# check for valid IP addresses
try:
inet_aton(ipaddress)
except:
if ipaddress != "localhost":
print("Not a valid IP address")
sys.exit()
# check for valid NetEmu UDP port number
if emuportnumber < 1025 or emuportnumber > 65536:
print 'Please enter a valid port number for NetEmu (1025-65536)'
sys.exit()
global emuportnumber
# creating and binding rxp socket
serverSocket = RxP.createRxPSocket(ipaddress, portnumber)
global serverSocket
incoming_connection = RxP.listenForRxPConnections(serverSocket)
# After getting an incoming connection
RxP.acceptRxPSocketConnection(serverSocket, incoming_connection)
if RxP.isConnected(serverSocket):
thread = threading.Thread(target=listenForServerRequests)
thread.start()
threads.append(thread)
#the command loop
while True:
# have the user input a command and parse it
command = raw_input('\nCommand: ').split(" ")
# check for invalid command
if len(command) > 2:
print "Enter a valid command"
continue
#check for terminate
if len(command) == 1:
# terminate the server
if command[0] == "terminate":
terminate()
for thread in threads:
thread.join()
sys.exit()
continue
else:
print "Please enter a valid command"
continue
#check for window
elif len(command) == 2:
#window
if command[0] == "window":
window(command[1])
continue
else:
print "Please enter a valid command"
continue
def test_create_socket():
socket = RxP.createRxPSocket("localhost", 9998)
RxP.closeRxPSocket(socket)
def main():
#uncomment
#clientSocket = RxP()
# check for number of correct command line arguments
if len(sys.argv) != 4:
print ('Please enter arguments in the correct format: X A P' +
'\nX: The port number this client should bind to'+
'\nA: The IP address of NetEmu' +
'\nP: The UDP port number of NetEmu ')
sys.exit()
# port number at which the FxA-client's UDP socket should bind to. Should be equal to the server's port number minus 1
try:
portnumber = int(sys.argv[1])
except:
print 'Please enter a valid port number for client (1025-65536)'
sys.exit()
ipaddress = sys.argv[2]
try:
emuportnumber = int(sys.argv[3])
except:
print 'Please enter a valid port number for NetEmu (1025-65536)'
sys.exit()
file = ""
# window size in segments
windowSize = 30
# check for valid client port numbers
if portnumber < 1025 or portnumber > 65536:
print 'Please enter a valid port number for client (1025-65536)'
sys.exit()
# Port number for client must be even
if portnumber % 2 != 0:
print 'Port number for client must be even'
sys.exit()
# check for valid IP addresses
try:
inet_aton(ipaddress)
except:
if ipaddress != "localhost":
print("Not a valid IP address")
sys.exit()
# check for valid NetEmu UDP port number
if emuportnumber < 1025 or emuportnumber > 65536:
print 'Please enter a valid port number for NetEmu (1025-65536)'
sys.exit()
global emuportnumber
# When everything passes, bind the RxP socket to passed in ip_address and port_number
clientSocket = RxP.createRxPSocket(ipaddress, portnumber)
global clientSocket
# Set window size
RxP.setWindowSize(clientSocket, windowSize)
print "Welcome! Commands include: \n'connect' \n'get <file>' \n'post <file>' \n'window <size>' \n'disconnect'"
#the command loop
while True:
# have the user input a command and parse it
command = raw_input('\nCommand: ').split(" ")
# check for invalid command
if len(command) > 2:
print "Enter a valid command"
continue
#check for connect and disconnect
if len(command) == 1:
if command[0] == "connect":
connect()
continue
elif command[0] == "disconnect":
disconnect()
continue
else:
print "Please enter a valid command"
continue
#check for get, post, and window
elif len(command) == 2:
#get
if command[0] == "get":
file = str(command[1])
get(file)
continue
#post
if command[0] == "post":
file = str(command[1])
post(file)
continue
#window
if command[0] == "window":
#int type checking
try:
size = int(command[1])
except:
print "invalid window size"
continue
window(windowSize)
continue
else:
print "Please enter a valid command"
continue
