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bolucat
51 lines
1.8 KiB
Python
Executable File
51 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# This file is part of the trojan project.
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# Trojan is an unidentifiable mechanism that helps you bypass GFW.
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# Copyright (C) 2017-2020 The Trojan Authors.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import socket
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import ssl
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import sys
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def input_with_default(prompt, default):
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print('{} [{}]: '.format(prompt, default), file=sys.stderr, end='')
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line = input()
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return line if line else default
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def main(argc, argv):
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if argc == 1:
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hostname = input_with_default('Enter hostname', 'example.com')
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port = int(input_with_default('Enter port number', '443'))
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elif argc == 2:
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hostname = argv[1]
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port = 443
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elif argc == 3:
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hostname = argv[1]
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port = int(argv[2])
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else:
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print('usage: {} [hostname] [port]'.format(argv[0]), file=sys.stderr)
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exit(1)
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ctx = ssl.create_default_context()
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ctx.check_hostname = False
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ctx.verify_mode = ssl.CERT_NONE
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with socket.create_connection((hostname, port)) as sock:
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with ctx.wrap_socket(sock, server_hostname=hostname) as ssock:
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print(ssl.DER_cert_to_PEM_cert(ssock.getpeercert(True)), end='')
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if __name__ == '__main__':
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main(len(sys.argv), sys.argv)
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