debug-qiniu.py

import time
import hmac
import hashlib
import json
from base64 import urlsafe_b64encode


def create_token(access_key, secret_key, scope):
    deadline = int(time.time()) + 50000
    data = {
        'scope': scope,
        'deadline': deadline,
    }
    data = json.dumps(data)
    encoded_data = urlsafe_b64encode(data)
    signature = hmac.new(secret_key, encoded_data, hashlib.sha1)
    encoded_signature = urlsafe_b64encode(signature.digest())
    return '%s:%s:%s' % (
        access_key, encoded_signature, encoded_data
    )