def handle(self, *args, **options): # Get node ID node_id = int(args[0]) # Create socket client_socket = socket(AF_INET, SOCK_STREAM) # Connect to host on specified port client_socket.connect(('127.0.0.1', server_port())) # Try to contact server try: sendMsg(client_socket, str(node_id)) except: abnormalShutdown(client_socket, "Error") # Shut down write side of socket client_socket.shutdown(1) # Receive incoming message from server try: response = recvMsg(client_socket) except: print "Could not receive message from server" # Close socket client_socket.close() return response
def get_node_status(node_id): # Create socket clientSocket = socket(AF_INET, SOCK_STREAM) # Connect to localhost on specified port clientSocket.connect(('127.0.0.1', server_port())) # Print connection information to console #print("Connected to " + str(clientSocket.getpeername()[0]) + " on port " + str(server_port())) try: sendMsg(clientSocket, str(node_id)) except: abnormalShutdown(clientSocket, "Error") # Shut down write side of socket clientSocket.shutdown(1) # Receive incoming message from server return recvMsg(clientSocket) #print("Received from server " + str(incomingMsg)) # Close socket clientSocket.close()
request = "" if type == 'E': request += type + str(content[0]) for c in content[1]: request += ' ' + str(c) elif type == 'S': request += type + str(content[0]) + ' ' + str(content[1]) for c in content[2]: request += ' ' + str(c) request += ' ' + str(content[3]) else: print("You specified an incorrect reqeust type.") #print(request) return request if __name__ == "__main__": a = 0 b = 2 poly = [-945, 1689, -950, 230, -25, 1] tol = 1e-15 BISECTION = 'S' EVALUATE = 'E' bisection_result = sendtoserver('127.0.0.1', server_port(), buildrequest(BISECTION, [a, b, poly, tol])) # Bisection result will be the server response which will include a successful 'S' so my request below removes that # from the buildrequest evaluate_result = sendtoserver('127.0.0.1', server_port(), buildrequest(EVALUATE, [bisection_result[1:], poly])) print(bisection_result) print(evaluate_result)
__author__ = 'MichaelWomack' from socket import socket from server import server_port, encoding from utility import formatData if __name__ == "__main__": sock = socket() sock.connect(('127.0.0.1', server_port())) print("Connection made") a = 0 b = 1 poly = [-6, 14, -7, 1] tolerance = .01 data = "S" + formatData([a, b, poly, tolerance]) sock.sendall(str(data).encode(encoding)) sock.shutdown(1) # shutdown the sending side of the socket response_str = "" bytes = sock.recv(2048) while len(bytes) > 0: response_str += bytes.decode(encoding) bytes = sock.recv(2048) print("Response: ", response_str) sock.close() #reconnect socket