297 строки
12 KiB
Python
297 строки
12 KiB
Python
# Copyright (c) Microsoft Corporation
|
|
#
|
|
# All rights reserved.
|
|
#
|
|
# MIT License
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
|
# copy of this software and associated documentation files (the "Software"),
|
|
# to deal in the Software without restriction, including without limitation
|
|
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
# and/or sell copies of the Software, and to permit persons to whom the
|
|
# Software is furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in
|
|
# all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
# DEALINGS IN THE SOFTWARE.
|
|
|
|
# compat imports
|
|
from __future__ import (
|
|
absolute_import, division, print_function, unicode_literals
|
|
)
|
|
from builtins import ( # noqa
|
|
bytes, dict, int, list, object, range, str, ascii, chr, hex, input,
|
|
next, oct, open, pow, round, super, filter, map, zip)
|
|
# stdlib imports
|
|
import datetime
|
|
import io
|
|
import json
|
|
import logging
|
|
try:
|
|
import pathlib2 as pathlib
|
|
except ImportError:
|
|
import pathlib
|
|
import os
|
|
# non-stdlib imports
|
|
import adal
|
|
import azure.common.credentials
|
|
import dateutil.parser
|
|
import msrest.authentication
|
|
import msrestazure.azure_exceptions
|
|
# local imports
|
|
from . import settings
|
|
from . import util
|
|
|
|
# create logger
|
|
logger = logging.getLogger(__name__)
|
|
util.setup_logger(logger)
|
|
# global defines
|
|
_LOGIN_AUTH_URI = 'https://login.microsoftonline.com'
|
|
_CLIENT_ID = '04b07795-8ddb-461a-bbee-02f9e1bf7b46' # xplat-cli
|
|
|
|
|
|
class DeviceCodeAuthentication(msrest.authentication.Authentication):
|
|
"""Device Code Authentication session handler"""
|
|
def __init__(self, context, resource, client_id, token_cache_file):
|
|
"""Ctor for DeviceCodeAuthentication
|
|
:param DeviceCodeAuthentication self: this
|
|
:param object context: context
|
|
:param str resource: resource
|
|
:param str client_id: client id
|
|
:param str token_Cache_file: token cache file
|
|
"""
|
|
self._context = context
|
|
self._resource = resource
|
|
self._client_id = client_id
|
|
self._token_cache_file = token_cache_file
|
|
self._token = None
|
|
|
|
@property
|
|
def token(self):
|
|
"""Retrieve signed token
|
|
:param DeviceCodeAuthentication self: this
|
|
"""
|
|
return self._token
|
|
|
|
@token.setter
|
|
def token(self, value):
|
|
"""Set signed token
|
|
:param DeviceCodeAuthentication self: this
|
|
:param str value: token value
|
|
"""
|
|
self._token = value
|
|
|
|
def signed_session(self):
|
|
"""Get a signed session for requests.
|
|
Usually called by the Azure SDKs for you to authenticate queries.
|
|
:param DeviceCodeAuthentication self: this
|
|
:rtype: requests.Session
|
|
:return: request session with signed header
|
|
"""
|
|
session = super(DeviceCodeAuthentication, self).signed_session()
|
|
# try to get cached token
|
|
if self._token is None and util.is_not_empty(self._token_cache_file):
|
|
try:
|
|
with open(self._token_cache_file, 'r') as fd:
|
|
self._token = json.load(fd)
|
|
except OSError:
|
|
pass
|
|
except Exception:
|
|
logger.error(
|
|
'Error attempting read of token cache: {}'.format(
|
|
self._token_cache_file))
|
|
# get token
|
|
try:
|
|
cache_token = True
|
|
if self._token is None:
|
|
# get token through selected method
|
|
code = self._context.acquire_user_code(
|
|
resource=self._resource,
|
|
client_id=self._client_id,
|
|
)
|
|
logger.info(
|
|
'Please follow the instructions below. The requesting '
|
|
'application will be: Microsoft Azure Cross-platform '
|
|
'Command Line Interface')
|
|
logger.info(code['message'])
|
|
self._token = self._context.acquire_token_with_device_code(
|
|
resource=self._resource,
|
|
user_code_info=code,
|
|
client_id=self._client_id,
|
|
)
|
|
else:
|
|
# check for expiry time
|
|
expiry = dateutil.parser.parse(self._token['expiresOn'])
|
|
if (datetime.datetime.now() +
|
|
datetime.timedelta(minutes=5) >= expiry):
|
|
# attempt token refresh
|
|
logger.debug('Refreshing token expiring on: {}'.format(
|
|
expiry))
|
|
self._token = self._context.\
|
|
acquire_token_with_refresh_token(
|
|
refresh_token=self._token['refreshToken'],
|
|
client_id=self._client_id,
|
|
resource=self._resource,
|
|
)
|
|
else:
|
|
cache_token = False
|
|
# set session authorization header
|
|
session.headers['Authorization'] = '{} {}'.format(
|
|
self._token['tokenType'], self._token['accessToken'])
|
|
# cache token
|
|
if cache_token and util.is_not_empty(self._token_cache_file):
|
|
logger.debug('storing token to local cache: {}'.format(
|
|
self._token_cache_file))
|
|
if util.on_python2():
|
|
with io.open(
|
|
self._token_cache_file,
|
|
'w', encoding='utf8') as fd:
|
|
fd.write(json.dumps(
|
|
self._token, indent=4, sort_keys=True,
|
|
ensure_ascii=False))
|
|
else:
|
|
with open(
|
|
self._token_cache_file,
|
|
'w', encoding='utf8') as fd:
|
|
json.dump(
|
|
self._token, fd, indent=4, sort_keys=True,
|
|
ensure_ascii=False)
|
|
if not util.on_windows():
|
|
os.chmod(self._token_cache_file, 0o600)
|
|
except adal.AdalError as err:
|
|
if (hasattr(err, 'error_response') and
|
|
'error_description' in err.error_response and
|
|
'AADSTS70008:' in err.error_response['error_description']):
|
|
logger.error(
|
|
'Credentials have expired due to inactivity. Please '
|
|
'retry your command.')
|
|
# clear token cache file due to expiration
|
|
if util.is_not_empty(self._token_cache_file):
|
|
try:
|
|
pathlib.Path(self._token_cache_file).unlink()
|
|
logger.debug('invalidated local token cache: {}'.format(
|
|
self._token_cache_file))
|
|
except OSError:
|
|
pass
|
|
raise
|
|
return session
|
|
|
|
|
|
def create_aad_credentials(ctx, aad_settings):
|
|
# type: (CliContext, settings.AADSettings) ->
|
|
# azure.common.credentials.ServicePrincipalCredentials or
|
|
# azure.common.credentials.UserPassCredentials
|
|
"""Create Azure Active Directory credentials
|
|
:param CliContext ctx: Cli Context
|
|
:param settings.AADSettings aad_settings: AAD settings
|
|
:rtype: azure.common.credentials.ServicePrincipalCredentials or
|
|
azure.common.credentials.UserPassCredentials
|
|
:return: aad credentials object
|
|
"""
|
|
# from aad parameters
|
|
aad_directory_id = ctx.aad_directory_id or aad_settings.directory_id
|
|
aad_application_id = ctx.aad_application_id or aad_settings.application_id
|
|
aad_auth_key = ctx.aad_auth_key or aad_settings.auth_key
|
|
aad_user = ctx.aad_user or aad_settings.user
|
|
aad_password = ctx.aad_password or aad_settings.password
|
|
aad_cert_private_key = (
|
|
ctx.aad_cert_private_key or aad_settings.rsa_private_key_pem
|
|
)
|
|
aad_cert_thumbprint = (
|
|
ctx.aad_cert_thumbprint or aad_settings.x509_cert_sha1_thumbprint
|
|
)
|
|
aad_authority_url = ctx.aad_authority_url or aad_settings.authority_url
|
|
if util.is_not_empty(aad_authority_url):
|
|
aad_authority_url = aad_authority_url.rstrip('/')
|
|
else:
|
|
aad_authority_url = _LOGIN_AUTH_URI
|
|
endpoint = ctx.aad_endpoint or aad_settings.endpoint
|
|
token_cache_file = aad_settings.token_cache_file
|
|
# check for aad parameter validity
|
|
if ((aad_directory_id is None and aad_application_id is None and
|
|
aad_auth_key is None and aad_user is None and
|
|
aad_password is None and aad_cert_private_key is None and
|
|
aad_cert_thumbprint is None) or endpoint is None):
|
|
return None
|
|
# create credential object
|
|
if (util.is_not_empty(aad_application_id) and
|
|
util.is_not_empty(aad_cert_private_key)):
|
|
if util.is_not_empty(aad_auth_key):
|
|
raise ValueError('cannot specify both cert auth and auth key')
|
|
if util.is_not_empty(aad_password):
|
|
raise ValueError('cannot specify both cert auth and password')
|
|
if settings.verbose(ctx.config):
|
|
logger.debug(
|
|
('using aad auth with certificate, auth={} endpoint={} '
|
|
'directoryid={} appid={} cert_thumbprint={}').format(
|
|
aad_authority_url, endpoint, aad_directory_id,
|
|
aad_application_id, aad_cert_thumbprint))
|
|
context = adal.AuthenticationContext(
|
|
'{}/{}'.format(aad_authority_url, aad_directory_id))
|
|
return msrestazure.azure_active_directory.AdalAuthentication(
|
|
lambda: context.acquire_token_with_client_certificate(
|
|
endpoint,
|
|
aad_application_id,
|
|
util.decode_string(open(aad_cert_private_key, 'rb').read()),
|
|
aad_cert_thumbprint
|
|
)
|
|
)
|
|
elif util.is_not_empty(aad_auth_key):
|
|
if util.is_not_empty(aad_password):
|
|
raise ValueError(
|
|
'Cannot specify both an AAD Service Principal and User')
|
|
if settings.verbose(ctx.config):
|
|
logger.debug(
|
|
('using aad auth with key, auth={} endpoint={} '
|
|
'directoryid={} appid={}').format(
|
|
aad_authority_url, endpoint, aad_directory_id,
|
|
aad_application_id))
|
|
return azure.common.credentials.ServicePrincipalCredentials(
|
|
aad_application_id,
|
|
aad_auth_key,
|
|
tenant=aad_directory_id,
|
|
auth_uri=aad_authority_url,
|
|
resource=endpoint,
|
|
)
|
|
elif util.is_not_empty(aad_password):
|
|
if settings.verbose(ctx.config):
|
|
logger.debug(
|
|
('using aad auth with username and password, auth={} '
|
|
'endpoint={} directoryid={} username={}').format(
|
|
aad_authority_url, endpoint, aad_directory_id, aad_user))
|
|
try:
|
|
return azure.common.credentials.UserPassCredentials(
|
|
username=aad_user,
|
|
password=aad_password,
|
|
tenant=aad_directory_id,
|
|
auth_uri=aad_authority_url,
|
|
resource=endpoint,
|
|
)
|
|
except msrest.exceptions.AuthenticationError as e:
|
|
if 'AADSTS50079' in e.args[0]:
|
|
raise RuntimeError('{} {}'.format(
|
|
e.args[0][2:],
|
|
'Do not pass an AAD password and try again.'))
|
|
else:
|
|
raise
|
|
else:
|
|
if settings.verbose(ctx.config):
|
|
logger.debug(
|
|
('using aad auth with device code, auth={} endpoint={} '
|
|
'directoryid={}').format(
|
|
aad_authority_url, endpoint, aad_directory_id))
|
|
return DeviceCodeAuthentication(
|
|
context=adal.AuthenticationContext(
|
|
'{}/{}'.format(aad_authority_url, aad_directory_id)),
|
|
resource=endpoint,
|
|
client_id=_CLIENT_ID,
|
|
token_cache_file=token_cache_file,
|
|
)
|