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# Software Name: MOON
# Version: 5.4
# SPDX-FileCopyrightText: Copyright (c) 2018-2020 Orange and its contributors
# SPDX-License-Identifier: Apache-2.0
# This software is distributed under the 'Apache License 2.0',
# the text of which is available at 'http://www.apache.org/licenses/LICENSE-2.0.txt'
# or see the "LICENSE" file for more details.
"""
Abstract plugin to request OpenStack infrastructure
"""
import json
import logging
import time
import requests
from moon_manager.pip_driver import InformationDriver
from moon_manager.api.configuration import get_configuration
from moon_utilities.exceptions import MoonError
LOGGER = logging.getLogger("moon.manager.plugins.moon_openstack_plugin")
PLUGIN_TYPE = "information"
_ = str
# Keystone exceptions
class KeystoneError(MoonError):
description = _("There is an error connecting to Keystone.")
code = 400
title = 'Keystone error'
logger = "ERROR"
class KeystoneProjectError(KeystoneError):
description = _("There is an error retrieving projects from the Keystone service.")
code = 400
title = 'Keystone project error'
logger = "ERROR"
class KeystoneUserError(KeystoneError):
description = _("There is an error retrieving users from the Keystone service.")
code = 400
title = 'Keystone user error'
logger = "ERROR"
class KeystoneUserConflict(KeystoneUserError):
description = _("A user with that name already exist.")
code = 400
title = 'Keystone user error'
logger = "ERROR"
class OpenStackConnector(InformationDriver):
def __init__(self, driver_name, engine_name, conf):
self.driver_name = driver_name
self.engine_name = engine_name
self.opst_conf = get_configuration("information")
if not self.opst_conf:
raise Exception("Cannot find OpenStack configuration in configuration file")
self.__headers = {}
self.__user = conf.get("user", self.opst_conf['user'])
self.__password = conf.get("password", self.opst_conf['password'])
self.__domain = conf.get("domain", self.opst_conf['domain'])
self.__project = conf.get("project", self.opst_conf['project'])
self.__url = conf.get("url", self.opst_conf['url'])
def set_auth(self, **kwargs):
start_time = time.time()
user = kwargs.get("user", self.opst_conf['user'])
password = kwargs.get("password", self.opst_conf['password'])
domain = kwargs.get("domain", self.opst_conf['domain'])
project = kwargs.get("project", self.opst_conf['project'])
url = kwargs.get("url", self.opst_conf['url'])
headers = {
"Content-Type": "application/json"
}
data_auth = {
"auth": {
"identity": {
"methods": [
"password"
],
"password": {
"user": {
"domain": {
"id": domain
},
"name": user,
"password": password
}
}
},
"scope": {
"project": {
"domain": {
"id": domain
},
"name": project
}
}
}
}
while True:
req = requests.post("{}/auth/tokens".format(url),
json=data_auth, headers=headers,
verify=kwargs.get("certificate", self.opst_conf['certificate']))
if req.status_code in (200, 201, 204):
self.__headers['X-Auth-Token'] = req.headers['X-Subject-Token']
return self.__headers
LOGGER.warning("Waiting for Keystone...")
if time.time() - start_time == 100:
LOGGER.error(req.text)
raise KeystoneError
time.sleep(5)
def unset_auth(self, **kwargs):
url = kwargs.get("url", self.opst_conf['url'])
self.__headers['X-Subject-Token'] = self.__headers['X-Auth-Token']
req = requests.delete("{}/auth/tokens".format(url), headers=self.__headers,
verify=kwargs.get("certificate", self.opst_conf['certificate']))
if req.status_code in (200, 201, 204):
return
LOGGER.error(req.text)
raise KeystoneError
def _get(self, endpoint, url=None, _exception=KeystoneError):
if not url:
if not self.__url:
LOGGER.warning("Cannot retrieve the URL for the OpenStack endpoint")
return {'users': []}
url = self.__url
req = requests.get("{}{}".format(url, endpoint),
headers=self.__headers)
if req.status_code not in (200, 201):
LOGGER.error(req.text)
raise _exception
data = req.json()
return data
def _post(self, endpoint, url=None, data=None, _exception=KeystoneError):
if not url:
if not self.__url:
LOGGER.warning("Cannot retrieve the URL for the OpenStack endpoint")
return {'users': []}
url = self.__url
req = requests.post("{}{}".format(url, endpoint),
data=json.dumps(data),
headers=self.__headers)
if req.status_code == 409:
LOGGER.warning(req.text)
raise KeystoneUserConflict
if req.status_code not in (200, 201):
LOGGER.error(req.text)
raise _exception
data = req.json()
return data
def create_project(self, **tenant_dict):
if "name" not in tenant_dict:
raise KeystoneProjectError("Cannot get the project name.")
_project = {
"project": {
"description": tenant_dict['description'],
"domain_id": tenant_dict['domain'],
"enabled": tenant_dict['enabled'],
"is_domain": tenant_dict['is_domain'],
"name": tenant_dict['name']
}
}
return self._post(endpoint="/projects/",
url=self.opst_conf["url"],
data=_project,
_exception=KeystoneProjectError)
def get_projects(self):
return self._get(endpoint="/projects/", url=self.opst_conf["url"], _exception=KeystoneProjectError)
def get_items(self, item_id=None, **kwargs):
raise NotImplementedError() # pragma: no cover
def add_item(self, item_id=None, **kwargs):
raise NotImplementedError() # pragma: no cover
def update_item(self, item_id, **kwargs):
raise NotImplementedError() # pragma: no cover
def delete_item(self, item_id, **kwargs):
raise NotImplementedError() # pragma: no cover
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