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52 lines
1.0 KiB
Python
52 lines
1.0 KiB
Python
#!/usr/bin/env python
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#coding: utf-8
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"""
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Generate an TOTP token (hex value for user.oath file and qrcode).
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usage:
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gen_otp.py [user [machine [periode]]]
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dependancies:
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pip3 install qrcode
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"""
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import base64
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import binascii
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import secrets
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import sys
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import qrcode
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USAGE = "gen_otp.py [user [machine [periode]]]"
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USER = "user"
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MACHINE = "Pains-Perdus"
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PERIODE = 60
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if len(sys.argv) == 2 and sys.argv[1] in ['-h', 'help', '--help']:
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print(USAGE)
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exit(0)
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if len(sys.argv) == 4:
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PERIODE = int(sys.argv)
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if len(sys.argv) >= 3:
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MACHINE = sys.argv[2]
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if len(sys.argv) >= 2:
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USER = sys.argv[1]
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token = secrets.token_bytes(15)
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token_hex = binascii.hexlify(token).decode('utf-8')
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token_b32 = base64.b32encode(token).decode('utf-8')
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uri = "otpauth://totp/{user}@{machine}?secret={secret}&period={periode}".format(
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user=USER,
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machine=MACHINE,
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secret=token_b32,
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periode=PERIODE)
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print("hex:", token_hex)
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print("base32:", token_b32)
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print("uri:", uri)
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qr = qrcode.QRCode()
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qr.add_data(uri)
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qr.print_ascii(tty=True)
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