#!/usr/bin/python3

import sys
from datetime import datetime, timedelta

import jwt


def jwt_token(user, secret):
    claims = dict()
    claims['iss'] = user
    claims['iat'] = datetime.utcnow()
    claims['exp'] = datetime.utcnow() + timedelta(seconds=10)

    token = jwt.encode(claims, secret, algorithm='HS256')
    return (b'bearer ' + token).decode()


if __name__ == "__main__":
    user = "glustercli"
    secret_file = sys.argv[1]
    secret = open(secret_file).read()
    print(jwt_token(user, secret))