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turret-io/gen_hmac.py

Created September 24, 2014 15:30
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  1. turret-io created this gist Sep 24, 2014.
    23 changes: 23 additions & 0 deletions gen_hmac.py
    View file
    Original file line number Diff line number Diff line change
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    import hmac, hashlib, json, time, base64

    SHARED_SECRET = 'sup3rs3cr3t!!'

    def signString(string_to_sign, shared_secret):
    return hmac.new(shared_secret, string_to_sign, hashlib.sha512).digest()

    if __name__ == '__main__':
    payload = {
    'name': 'joe smith',
    'category': 'people',
    'action': 'transport',
    'where': 'pluto',
    'timestamp': str(int(time.time()))
    }

    json_payload = json.dumps(payload)
    signature = signString(json_payload, SHARED_SECRET)

    encoded_signature = base64.urlsafe_b64encode(signature)
    encoded_payload = base64.urlsafe_b64encode(json_payload)

    print('/?data={}&signature={}').format(encoded_payload, encoded_signature)