import socket, ipaddress, threading
from struct import unpack
 
def socks5server():
    client = socket.socket()
    client.bind(('', 9050))
    client.listen(100)
    
    while True:
        conn, add = client.accept()
        th = threading.Thread(name="socks5", target=socks5, args=(conn, add))
        th.start()
    client.close        
        
def socks5(c, ad): #с - сокет, ad - адрес
    ip = ''
    ipbytes = []        
    
    print("\nConnection from "+str(ad[0]), end=" ")
 
    hellop = c.recv(512)    #hello packet from client
        
    
    if hellop[0] != 5 or hellop[1] != 1 or hellop[2] != 0:
        c.close()
        return
        
    c.send(bytes([5, 0]))   #hello packet from me
    
    comm = c.recv(512)  #command from client
    
    if comm[3] == 1:    #здесь я проверяю, ipv4 или ipv6 адрес был предоставлен для коннекта
        ipbytes = comm[4:8]         
        ip = '.'.join([str(i) for i in comm if i > 5][0:4])
    elif comm[3] == 4:
        print('ipv6 connection registered.')
        ipbytes = comm[5:21]            
        ip = ipaddress.IPv6Address(comm[5:21])
    
    
    port = int(unpack('>H', comm[len(comm)-2:len(comm)])[0])    #здесь вытаскиваем порт
    
    print("to "+str(ip)+':'+str(port))
    
    c.send(bytes([5,0,0])+comm[3:4]+ipbytes+comm[len(comm)-2:len(comm)])    #request from me        
    
    ask = c.recv(8192)      
    
    dest = None 
    
    if comm[3] == 4:
        dest = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)    #здесь опять же, настраиваем коннекшн, по ipv4 или ipv6 он будет происходить
        dest.connect((str(ip), port))
    elif comm[3] == 1:
        dest = socket.socket()
        dest.connect((ip, port))
 
    dest.send(ask)          
 
    while True:
        rpl = dest.recv(4096)
        if len(rpl)>0:
            c.send(rpl)
        else:
            break
    
    dest.close()
    c.close()       
    
if __name__ == "__main__":
    socks5server()

 
import ssl
dest = ssl.wrap_socket(dest, cert_reqs=ssl.CERT_REQUIRED, ca_certs="cacert.pem")