def _generate_assertion(self):
"""Generate the assertion that will be used in the request."""
header = {
'alg': 'RS256',
'typ': 'JWT',
'kid': self._private_key_id
}
now = int(time.time())
payload = {
'aud': self._token_uri,
'scope': self._scopes,
'iat': now,
'exp': now + _ServiceAccountCredentials.MAX_TOKEN_LIFETIME_SECS,
'iss': self._service_account_email
}
payload.update(self._kwargs)
first_segment = _urlsafe_b64encode(_json_encode(header))
second_segment = _urlsafe_b64encode(_json_encode(payload))
assertion_input = first_segment + b'.' + second_segment
# Sign the assertion.
rsa_bytes = rsa.pkcs1.sign(assertion_input, self._private_key,
'SHA-256')
signature = base64.urlsafe_b64encode(rsa_bytes).rstrip(b'=')
return assertion_input + b'.' + signature
def make_signed_jwt(signer, payload, key_id=None):
"""Make a signed JWT.
See http://self-issued.info/docs/draft-jones-json-web-token.html.
Args:
signer: crypt.Signer, Cryptographic signer.
payload: dict, Dictionary of data to convert to JSON and then sign.
key_id: string, (Optional) Key ID header.
Returns:
string, The JWT for the payload.
"""
header = {'typ': 'JWT', 'alg': 'RS256'}
if key_id is not None:
header['kid'] = key_id
segments = [
_helpers._urlsafe_b64encode(_helpers._json_encode(header)),
_helpers._urlsafe_b64encode(_helpers._json_encode(payload)),
]
signing_input = b'.'.join(segments)
signature = signer.sign(signing_input)
segments.append(_helpers._urlsafe_b64encode(signature))
logger.debug(str(segments))
return b'.'.join(segments)
def _generate_assertion(self):
"""Generate the assertion that will be used in the request."""
header = {
'alg': 'RS256',
'typ': 'JWT',
'kid': self._private_key_id
}
now = int(time.time())
payload = {
'aud': self._token_uri,
'scope': self._scopes,
'iat': now,
'exp': now + _ServiceAccountCredentials.MAX_TOKEN_LIFETIME_SECS,
'iss': self._service_account_email
}
payload.update(self._kwargs)
first_segment = _urlsafe_b64encode(_json_encode(header))
second_segment = _urlsafe_b64encode(_json_encode(payload))
assertion_input = first_segment + b'.' + second_segment
# Sign the assertion.
rsa_bytes = rsa.pkcs1.sign(assertion_input, self._private_key,
'SHA-256')
signature = base64.urlsafe_b64encode(rsa_bytes).rstrip(b'=')
return assertion_input + b'.' + signature
def test_list_input(self): data = [42, 1337] result = _json_encode(data) self.assertEqual(result, """[42,1337]""")
def test_dictionary_input(self):
# Use only a single key since dictionary hash order
# is non-deterministic.
data = {u'foo': 10}
result = _json_encode(data)
self.assertEqual(result, """{"foo":10}""")
def test_list_input(self):
data = [42, 1337]
result = _helpers._json_encode(data)
self.assertEqual(result, '[42,1337]')
def test_dictionary_input(self):
# Use only a single key since dictionary hash order
# is non-deterministic.
data = {u'foo': 10}
result = _helpers._json_encode(data)
self.assertEqual(result, '{"foo":10}')
def test_list_input(self):
data = [42, 1337]
result = _json_encode(data)
self.assertEqual(result, """[42,1337]""")
def get_google_events(calendar_events):
g = conf['google']
with open(g['json_file'], 'r') as file_obj:
client_credentials = json.load(file_obj)
private_key_pkcs8_pem = client_credentials['private_key']
signer = _pure_python_crypt.RsaSigner.from_string(private_key_pkcs8_pem)
header = {'typ': 'JWT', 'alg': 'RS256'}
now = int(time.time())
payload = {
'aud': 'https://www.googleapis.com/oauth2/v4/token',
'scope': g['scopes'],
'iat': now,
'exp': now + 3600, # 1 hour in seconds
'iss': g['email_address']
}
segments = [
_helpers._urlsafe_b64encode(_helpers._json_encode(header)),
_helpers._urlsafe_b64encode(_helpers._json_encode(payload)),
]
signing_input = b'.'.join(segments)
signature = signer.sign(signing_input)
segments.append(_helpers._urlsafe_b64encode(signature))
claim = b'.'.join(segments)
post_data = {
'grant_type':'urn:ietf:params:oauth:grant-type:jwt-bearer',
'assertion':claim
}
req = requests.post('https://www.googleapis.com/oauth2/v4/token', post_data)
resp = req.json()
access_token = resp['access_token']
auth_header = {
'Authorization':'Bearer ' + access_token
}
calendar_url = 'https://www.googleapis.com/calendar/v3/calendars/[email protected]/events'
hel_time = datetime.datetime.now(tz)
start_time = hel_time.strftime('%Y-%m-%dT00:00:00+02')
get_data = {
'maxResults':100,
'orderBy':'startTime',
'singleEvents':'true',
'timeMin':start_time
}
req = requests.get(calendar_url, params = get_data, headers = auth_header)
#req = requests.get(calendar_list_url, headers = auth_header)
resp = req.json()
for item in resp['items']:
start_time_item = item['start']
start_time = parse_google_event_datetime(item['start'])
end_time = parse_google_event_datetime(item['end'])
event = {
'summary': item.get('summary', ''),
'location': item.get('location', ''),
'start_time': start_time,
'end_time': end_time
}
add_event(calendar_events, event)
