def execute_command(self, args):
response_addr = send_pasv(self.conn, self.encoding)
if response_addr[0][0] != "2":
print(response_addr)
return
ip_and_port = parse_from_response_to_ip_and_port(response_addr)
self.conn.sendall(('list' + end_msg).encode(self.encoding))
with open_connection_at(ip_and_port) as data_connection:
response = read_response(self.conn, self.encoding,
self.change_some_code)
print(response)
if response[0] != "1":
print(response)
return
print(
download_all_from(data_connection, None).decode(self.encoding))
print(read_response(self.conn, self.encoding, self.change_some_code))
def execute_command(self, args):
dir_name = " ".join(args)
if args == "..":
send_command(self.conn, "cdup" + end_msg, self.encoding,
self.change_some_code)
print(
read_response(self.conn, self.encoding, self.change_some_code))
return
send_command(self.conn, "cwd {}".format(dir_name) + end_msg,
self.encoding, self.change_some_code)
print(read_response(self.conn, self.encoding, self.change_some_code))
def execute_command(self, args):
file_name = " ".join(args)
send_command(self.conn, "dele {}".format(file_name) + end_msg,
self.encoding, self.change_some_code)
print(read_response(self.conn, self.encoding, self.change_some_code))
def execute_command(self, args):
print("user:"******"user {}".format(user_name) + end_msg,
self.encoding, self.change_some_code)
response = read_response(self.conn, self.encoding,
self.change_some_code)
if response[0] != "3":
print(response)
return
password = getpass("Enter your password:"******"pass {}".format(password) + end_msg,
self.encoding, self.change_some_code)
print(read_response(self.conn, self.encoding, self.change_some_code))
def get_file_size(self):
response = read_response(self.conn, self.encoding, self.change_some_code)[:-2].split()
if response[0][0] == "2":
return response[1]
else:
print(" ".join(response), end="\n\n")
return None
def execute_command(self, args):
file_name = " ".join(args)
ip_and_port = parse_from_response_to_ip_and_port(
send_pasv(self.conn, self.encoding))
send_command(self.conn, "stor " + file_name + end_msg, self.encoding,
self.change_some_code)
with open_connection_at(ip_and_port) as data_connection:
response = read_response(self.conn, self.encoding,
self.change_some_code)
if response[0] != "1":
print(response)
return
send_all_by(data_connection, file_name)
print(read_response(self.conn, self.encoding, self.change_some_code))
def run(addr, port, encoding, change_ff_code):
with socket.socket() as s:
s.connect((addr, port))
print(read_response(s, encoding, change_ff_code))
handler = Handler(s, encoding, change_ff_code)
while True:
print(">>>", end='')
cmd = input()
if cmd == '':
print("You input empty string", end="\n\n")
continue
handler.execute_command_by_string(cmd)
command_name = from_string_to_command_and_args(cmd)[0]
if command_name == "quit":
break
def execute_command(self, args):
self.conn.sendall(("pwd" + end_msg).encode(self.encoding))
print(read_response(self.conn, self.encoding, self.change_some_code))
def execute_command(self, args):
file_name = " ".join(args)
file_size = self.size_command.execute_command(file_name)
if file_size is None:
return
mode = input("Which mode use? (active, passive)")
if mode == 'passive':
print('Executing at passive mode')
ip_and_port = parse_from_response_to_ip_and_port(
send_pasv(self.conn, self.encoding))
send_command(self.conn, "retr {}".format(file_name) + end_msg,
self.encoding, self.change_some_code)
with open_connection_at(ip_and_port) as data_connection:
response = read_response(self.conn, self.encoding,
self.change_some_code)
if response[0] != "1":
print(response)
return
write_bytes_to_file(
file_name,
download_all_from(data_connection, int(file_size)))
print(
read_response(self.conn, self.encoding, self.change_some_code))
else:
print('Executing at active mode')
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.bind(("0.0.0.0", 0))
server_socket.listen()
ip = get_ip()
port = int(server_socket.getsockname()[1]).to_bytes(
2, byteorder='big')
send_command(
self.conn,
f"port {','.join(ip.split('.'))},{port[0]},{port[1]}" +
end_msg, self.encoding, self.change_some_code)
response = read_response(self.conn, self.encoding,
self.change_some_code)
if response[0] != '2':
print(response)
return
send_command(self.conn, "retr {}".format(file_name) + end_msg,
self.encoding, self.change_some_code)
response = read_response(self.conn, self.encoding,
self.change_some_code)
if response[0] != '1':
print(response)
return
con, addr = server_socket.accept()
write_bytes_to_file(file_name,
download_all_from(con, int(file_size)))
con.close()
server_socket.close()
print(
read_response(self.conn, self.encoding, self.change_some_code))
def send_pasv(s, encoding):
s.sendall(("pasv" + end_msg).encode(encoding))
return read_response(s, encoding, False)