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server.py
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server.py
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import socket
import os
import json as js
import base64
from key_exchange import DiffieHellman
def create_key(conn):
exchange = DiffieHellman(4)
exchange.set_value()
key = exchange.get_value()
key = str(key)
conn.send(key.encode('ascii'))
received_key = conn.recv(65536).decode()
received_key = int(received_key)
exchange.double_power(received_key)
return exchange
def retrieve_files():
files_list = []
files = os.listdir('/home/mitchell/fileServer')
for file in files:
files_list.append(file)
return files_list
def main():
json_dict = {}
s = socket.socket()
host = "0.0.0.0"
port = 8081
s.bind((host, port))
s.listen(7)
print(host)
print("Waiting for any incoming connections...")
conn, addr = s.accept()
print(addr, "Has connected to the server")
exchange = create_key(conn)
files_list = retrieve_files()
for filename in files_list:
file = open('/home/mitchell/fileServer/'+filename, 'rb')
data = base64.b64encode(file.read())
data = data.decode()
json_dict[filename] = data # cloud be this
json_string = js.dumps(json_dict)
exchange.hash_key()
print(json_string)
json_string = exchange.encrypt(json_string)
#json_string = exchange.decrypt(json_string)
#print(json_string)
#json_string = json_string.encode("ascii")
conn.send(json_string)
s.close()
print("data has been transmitted successfully")
if __name__ == '__main__':
main()