# Test creating an SSL connection with certificates as bytes objects. try: import os import socket import ssl except ImportError: print("SKIP") raise SystemExit PORT = 8000 # These are test certificates. See tests/README.md for details. certfile = "multi_net/rsa_cert.der" keyfile = "multi_net/rsa_key.der" try: os.stat(certfile) os.stat(keyfile) except OSError: print("SKIP") raise SystemExit with open(certfile, "rb") as cf: cert = cadata = cf.read() with open(keyfile, "rb") as kf: key = kf.read() # Server def instance0(): multitest.globals(IP=multitest.get_network_ip()) s = socket.socket() s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) s.bind(socket.getaddrinfo("0.0.0.0", PORT)[0][-1]) s.listen(1) multitest.next() s2, _ = s.accept() server_ctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER) server_ctx.load_cert_chain(cert, key) s2 = server_ctx.wrap_socket(s2, server_side=True) print(s2.read(16)) s2.write(b"server to client") s2.close() s.close() # Client def instance1(): multitest.next() s = socket.socket() s.connect(socket.getaddrinfo(IP, PORT)[0][-1]) client_ctx = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT) client_ctx.verify_mode = ssl.CERT_REQUIRED client_ctx.load_verify_locations(cadata=cadata) s = client_ctx.wrap_socket(s, server_hostname="micropython.local") s.write(b"client to server") print(s.read(16)) s.close()