diff options
author | Thomas Duval <thomas.duval@orange.com> | 2020-06-03 10:06:52 +0200 |
---|---|---|
committer | Thomas Duval <thomas.duval@orange.com> | 2020-06-03 10:06:52 +0200 |
commit | 7bb53c64da2dcf88894bfd31503accdd81498f3d (patch) | |
tree | 4310e12366818af27947b5e2c80cb162da93a4b5 /old/python_moondb/python_moondb/api | |
parent | cbea4e360e9bfaa9698cf7c61c83c96a1ba89b8c (diff) |
Update to new version 5.4HEADstable/jermamaster
Signed-off-by: Thomas Duval <thomas.duval@orange.com>
Change-Id: Idcd868133d75928a1ffd74d749ce98503e0555ea
Diffstat (limited to 'old/python_moondb/python_moondb/api')
-rw-r--r-- | old/python_moondb/python_moondb/api/__init__.py | 0 | ||||
-rw-r--r-- | old/python_moondb/python_moondb/api/keystone.py | 105 | ||||
-rw-r--r-- | old/python_moondb/python_moondb/api/managers.py | 16 | ||||
-rw-r--r-- | old/python_moondb/python_moondb/api/model.py | 338 | ||||
-rw-r--r-- | old/python_moondb/python_moondb/api/pdp.py | 51 | ||||
-rw-r--r-- | old/python_moondb/python_moondb/api/policy.py | 751 |
6 files changed, 1261 insertions, 0 deletions
diff --git a/old/python_moondb/python_moondb/api/__init__.py b/old/python_moondb/python_moondb/api/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/old/python_moondb/python_moondb/api/__init__.py diff --git a/old/python_moondb/python_moondb/api/keystone.py b/old/python_moondb/python_moondb/api/keystone.py new file mode 100644 index 00000000..57521c36 --- /dev/null +++ b/old/python_moondb/python_moondb/api/keystone.py @@ -0,0 +1,105 @@ +# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors +# This software is distributed under the terms and conditions of the 'Apache-2.0' +# license which can be found in the file 'LICENSE' in this package distribution +# or at 'http://www.apache.org/licenses/LICENSE-2.0'. + +import os +import requests +import json +from uuid import uuid4 +import logging +from python_moonutilities import exceptions, configuration +from python_moonutilities.security_functions import filter_input, login, logout +from python_moondb.api.managers import Managers + +logger = logging.getLogger("moon.db.api.keystone") + + +class KeystoneManager(Managers): + + def __init__(self, connector=None): + self.driver = connector.driver + Managers.KeystoneManager = self + conf = configuration.get_configuration("openstack/keystone")['openstack/keystone'] + + self.__url = conf['url'] + self.__user = conf['user'] + self.__password = conf['password'] + self.__domain = conf['domain'] + self.__project = conf['project'] + try: + os.environ.pop("http_proxy") + os.environ.pop("https_proxy") + except KeyError: + pass + + def __get(self, endpoint, _exception=exceptions.KeystoneError): + _headers = login() + req = requests.get("{}{}".format(self.__url, endpoint), headers=_headers, verify=False) + if req.status_code not in (200, 201): + logger.error(req.text) + raise _exception + data = req.json() + logout(_headers) + return data + + def __post(self, endpoint, data=None, _exception=exceptions.KeystoneError): + _headers = login() + req = requests.post("{}{}".format(self.__url, endpoint), + data=json.dumps(data), + headers=_headers, verify=False) + if req.status_code == 409: + logger.warning(req.text) + raise exceptions.KeystoneUserConflict + if req.status_code not in (200, 201): + logger.error(req.text) + raise _exception + data = req.json() + logout(_headers) + return data + + def list_projects(self): + return self.__get(endpoint="/projects/", _exception=exceptions.KeystoneProjectError) + + @filter_input + def create_project(self, tenant_dict): + if "name" not in tenant_dict: + raise exceptions.KeystoneProjectError("Cannot get the project name.") + _project = { + "project": { + "description": tenant_dict['description'] if 'description' in tenant_dict else "", + "domain_id": tenant_dict['domain'] if 'domain' in tenant_dict else "default", + "enabled": True, + "is_domain": False, + "name": tenant_dict['name'] + } + } + return self.__post(endpoint="/projects/", + data=_project, + _exception=exceptions.KeystoneProjectError) + + @filter_input + def get_user_by_name(self, username, domain_id="default"): + return self.__get(endpoint="/users?name={}&domain_id={}".format(username, domain_id), + _exception=exceptions.KeystoneUserError) + + @filter_input + def create_user(self, subject_dict): + _user = { + "user": { + "enabled": True, + "name": subject_dict['name'] if 'name' in subject_dict else uuid4().hex, + } + } + if 'project' in subject_dict: + _user['user']['default_project_id'] = subject_dict['project'] + if 'domain' in subject_dict: + _user['user']['domain_id'] = subject_dict['domain'] + if 'password' in subject_dict: + _user['user']['password'] = subject_dict['password'] + try: + return self.__post(endpoint="/users/", + data=_user, + _exception=exceptions.KeystoneUserError) + except exceptions.KeystoneUserConflict: + return True diff --git a/old/python_moondb/python_moondb/api/managers.py b/old/python_moondb/python_moondb/api/managers.py new file mode 100644 index 00000000..414725f6 --- /dev/null +++ b/old/python_moondb/python_moondb/api/managers.py @@ -0,0 +1,16 @@ +# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors +# This software is distributed under the terms and conditions of the 'Apache-2.0' +# license which can be found in the file 'LICENSE' in this package distribution +# or at 'http://www.apache.org/licenses/LICENSE-2.0'. + +import logging + +logger = logging.getLogger("moon.db.api.managers") + + +class Managers(object): + """Object that links managers together""" + ModelManager = None + KeystoneManager = None + PDPManager = None + PolicyManager = None diff --git a/old/python_moondb/python_moondb/api/model.py b/old/python_moondb/python_moondb/api/model.py new file mode 100644 index 00000000..4f6c34cb --- /dev/null +++ b/old/python_moondb/python_moondb/api/model.py @@ -0,0 +1,338 @@ +# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors +# This software is distributed under the terms and conditions of the 'Apache-2.0' +# license which can be found in the file 'LICENSE' in this package distribution +# or at 'http://www.apache.org/licenses/LICENSE-2.0'. + +from uuid import uuid4 +import logging +from python_moonutilities import exceptions +from python_moonutilities.security_functions import filter_input, enforce +from python_moondb.api.managers import Managers +import copy + +logger = logging.getLogger("moon.db.api.model") + + +class ModelManager(Managers): + + def __init__(self, connector=None): + self.driver = connector.driver + Managers.ModelManager = self + + @enforce(("read", "write"), "models") + def update_model(self, user_id, model_id, value): + if model_id not in self.driver.get_models(model_id=model_id): + raise exceptions.ModelUnknown + + if not value['name'].strip(): + raise exceptions.ModelContentError('Model name invalid') + + if 'meta_rules' not in value: + raise exceptions.MetaRuleUnknown + + if not value['name']: + raise exceptions.ModelContentError + + model = self.get_models(user_id=user_id, model_id=model_id) + model = model[next(iter(model))] + if ((model['meta_rules'] and value['meta_rules'] and model['meta_rules'] != value[ + 'meta_rules']) \ + or (model['meta_rules'] and not value['meta_rules'])): + policies = Managers.PolicyManager.get_policies(user_id=user_id) + for policy_id in policies: + if policies[policy_id]["model_id"] == model_id: + raise exceptions.DeleteModelWithPolicy + + if value and 'meta_rules' in value: + for meta_rule_id in value['meta_rules']: + if not self.driver.get_meta_rules(meta_rule_id=meta_rule_id): + raise exceptions.MetaRuleUnknown + + return self.driver.update_model(model_id=model_id, value=value) + + @enforce(("read", "write"), "models") + def delete_model(self, user_id, model_id): + if model_id not in self.driver.get_models(model_id=model_id): + raise exceptions.ModelUnknown + # TODO (asteroide): check that no policy is connected to this model + policies = Managers.PolicyManager.get_policies(user_id=user_id) + for policy in policies: + if policies[policy]['model_id'] == model_id: + raise exceptions.DeleteModelWithPolicy + return self.driver.delete_model(model_id=model_id) + + @enforce(("read", "write"), "models") + def add_model(self, user_id, model_id=None, value=None): + + if not value['name']: + raise exceptions.ModelContentError + + if not value['name'].strip(): + raise exceptions.ModelContentError('Model name invalid') + + models = self.driver.get_models() + if model_id in models: + raise exceptions.ModelExisting + + for model in models: + if models[model]['name'] == value['name']: + raise exceptions.ModelExisting("Model Name Existed") + same_meta_rule_counter = 0 + for meta_rule_id in models[model]['meta_rules']: + if meta_rule_id in value['meta_rules']: + same_meta_rule_counter += 1 + if same_meta_rule_counter == len(value['meta_rules']) and \ + len(models[model]['meta_rules']) == len(value['meta_rules']): + raise exceptions.ModelExisting("Meta Rules List Existed in another Model") + + if not model_id: + model_id = uuid4().hex + if value and 'meta_rules' in value: + for meta_rule_id in value['meta_rules']: + if not meta_rule_id: + raise exceptions.MetaRuleUnknown + meta_rule = self.driver.get_meta_rules(meta_rule_id=meta_rule_id) + if not meta_rule: + raise exceptions.MetaRuleUnknown + + meta_rule_content = meta_rule[next(iter(meta_rule))] + if (not meta_rule_content['subject_categories']) or ( + not meta_rule_content['object_categories']) or ( + not meta_rule_content['action_categories']): + raise exceptions.MetaRuleContentError + + return self.driver.add_model(model_id=model_id, value=value) + + @enforce("read", "models") + def get_models(self, user_id, model_id=None): + return self.driver.get_models(model_id=model_id) + + @enforce(("read", "write"), "meta_rules") + def update_meta_rule(self, user_id, meta_rule_id, value): + meta_rules=self.driver.get_meta_rules() + if not meta_rule_id or meta_rule_id not in meta_rules: + raise exceptions.MetaRuleUnknown + self.__check_meta_rule_dependencies(user_id=user_id, meta_rule_id=meta_rule_id) + if value: + if 'subject_categories' in value: + for subject_category_id in value['subject_categories']: + if not subject_category_id or not self.driver.get_subject_categories( + category_id=subject_category_id): + raise exceptions.SubjectCategoryUnknown + if 'object_categories' in value: + for object_category_id in value['object_categories']: + if not object_category_id or not self.driver.get_object_categories( + category_id=object_category_id): + raise exceptions.ObjectCategoryUnknown + if 'action_categories' in value: + for action_category_id in value['action_categories']: + if not action_category_id or not self.driver.get_action_categories( + category_id=action_category_id): + raise exceptions.ActionCategoryUnknown + + for meta_rule_obj_id in meta_rules: + counter_matched_list = 0 + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['subject_categories'], + value['subject_categories']) + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['object_categories'], + value['object_categories']) + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['action_categories'], + value['action_categories']) + if counter_matched_list == 3 and meta_rule_obj_id!=meta_rule_id: + raise exceptions.MetaRuleExisting("Same categories combination existed") + + return self.driver.set_meta_rule(meta_rule_id=meta_rule_id, value=value) + + def __check_meta_rule_dependencies(self, user_id, meta_rule_id): + policies = Managers.PolicyManager.get_policies(user_id=user_id) + for policy_id in policies: + rules = Managers.PolicyManager.get_rules(user_id=user_id, policy_id=policy_id, + meta_rule_id=meta_rule_id) + if len(rules['rules']): + raise exceptions.MetaRuleUpdateError + + @enforce("read", "meta_rules") + def get_meta_rules(self, user_id, meta_rule_id=None): + return self.driver.get_meta_rules(meta_rule_id=meta_rule_id) + + @enforce(("read", "write"), "meta_rules") + def add_meta_rule(self, user_id, meta_rule_id=None, value=None): + + if not value['name']: + raise exceptions.MetaRuleContentError + + meta_rules = self.driver.get_meta_rules() + + if meta_rule_id in meta_rules: + raise exceptions.MetaRuleExisting + + if value: + if 'subject_categories' in value: + for subject_category_id in value['subject_categories']: + if not self.driver.get_subject_categories(category_id=subject_category_id): + raise exceptions.SubjectCategoryUnknown + if 'object_categories' in value: + for object_category_id in value['object_categories']: + if not self.driver.get_object_categories(category_id=object_category_id): + raise exceptions.ObjectCategoryUnknown + if 'action_categories' in value: + for action_category_id in value['action_categories']: + if not self.driver.get_action_categories(category_id=action_category_id): + raise exceptions.ActionCategoryUnknown + + for meta_rule_obj_id in meta_rules: + counter_matched_list = 0 + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['subject_categories'], + value['subject_categories']) + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['object_categories'], + value['object_categories']) + counter_matched_list += self.check_combination(meta_rules[meta_rule_obj_id]['action_categories'], + value['action_categories']) + if counter_matched_list == 3: + raise exceptions.MetaRuleExisting("Same categories combination existed") + + return self.driver.set_meta_rule(meta_rule_id=meta_rule_id, value=value) + + @enforce(("read", "write"), "meta_rules") + def check_combination(self, list_one, list_two): + counter_removed_items = 0 + temp_list_two = copy.deepcopy(list_two) + for item in list_one: + if item in temp_list_two: + temp_list_two.remove(item) + counter_removed_items += 1 + + if counter_removed_items == len(list_two) and len(list_two) == len(list_one) and len(list_two): + return 1 + return 0 + + @enforce(("read", "write"), "meta_rules") + def delete_meta_rule(self, user_id, meta_rule_id=None): + if meta_rule_id not in self.driver.get_meta_rules(meta_rule_id=meta_rule_id): + raise exceptions.MetaRuleUnknown + # TODO (asteroide): check and/or delete data and assignments and rules linked to that meta_rule + models = self.get_models(user_id=user_id) + for model_id in models: + for id in models[model_id]['meta_rules']: + if id == meta_rule_id: + raise exceptions.DeleteMetaRuleWithModel + return self.driver.delete_meta_rule(meta_rule_id=meta_rule_id) + + @enforce("read", "meta_data") + def get_subject_categories(self, user_id, category_id=None): + return self.driver.get_subject_categories(category_id=category_id) + + @enforce(("read", "write"), "meta_data") + def add_subject_category(self, user_id, category_id=None, value=None): + subject_categories = self.driver.get_subject_categories(category_id=category_id) + + if not value['name']: + raise exceptions.CategoryNameInvalid + + if category_id in subject_categories: + raise exceptions.SubjectCategoryExisting + + return self.driver.add_subject_category(name=value["name"], + description=value["description"], uuid=category_id) + + @enforce(("read", "write"), "meta_data") + def delete_subject_category(self, user_id, category_id): + # TODO (asteroide): delete all data linked to that category + # TODO (asteroide): delete all meta_rules linked to that category + if category_id not in self.driver.get_subject_categories(category_id=category_id): + raise exceptions.SubjectCategoryUnknown + meta_rules = self.get_meta_rules(user_id=user_id) + for meta_rule_id in meta_rules: + for subject_category_id in meta_rules[meta_rule_id]['subject_categories']: + logger.info( + "delete_subject_category {} {}".format(subject_category_id, meta_rule_id)) + logger.info("delete_subject_category {}".format(meta_rules[meta_rule_id])) + if subject_category_id == category_id: + # has_rules = self.driver.is_meta_rule_has_rules(meta_rule_id) + # if has_rules: + raise exceptions.DeleteSubjectCategoryWithMetaRule + + if self.driver.is_subject_category_has_assignment(category_id): + raise exceptions.DeleteCategoryWithAssignment + + if self.driver.is_subject_data_exist(category_id=category_id): + raise exceptions.DeleteCategoryWithData + + return self.driver.delete_subject_category(category_id=category_id) + + @enforce("read", "meta_data") + def get_object_categories(self, user_id, category_id=None): + return self.driver.get_object_categories(category_id) + + @enforce(("read", "write"), "meta_data") + def add_object_category(self, user_id, category_id=None, value=None): + if not value['name']: + raise exceptions.CategoryNameInvalid + + object_categories = self.driver.get_object_categories(category_id=category_id) + if category_id in object_categories: + raise exceptions.ObjectCategoryExisting + + return self.driver.add_object_category(name=value["name"], description=value["description"], + uuid=category_id) + + @enforce(("read", "write"), "meta_data") + def delete_object_category(self, user_id, category_id): + # TODO (asteroide): delete all data linked to that category + # TODO (asteroide): delete all meta_rules linked to that category + if category_id not in self.driver.get_object_categories(category_id=category_id): + raise exceptions.ObjectCategoryUnknown + meta_rules = self.get_meta_rules(user_id=user_id) + for meta_rule_id in meta_rules: + for object_category_id in meta_rules[meta_rule_id]['object_categories']: + if object_category_id == category_id: + # has_rules = self.driver.is_meta_rule_has_rules(meta_rule_id) + # if has_rules: + raise exceptions.DeleteObjectCategoryWithMetaRule + + if self.driver.is_object_category_has_assignment(category_id): + raise exceptions.DeleteCategoryWithAssignment + + if self.driver.is_object_data_exist(category_id=category_id): + raise exceptions.DeleteCategoryWithData + + return self.driver.delete_object_category(category_id=category_id) + + @enforce("read", "meta_data") + def get_action_categories(self, user_id, category_id=None): + return self.driver.get_action_categories(category_id=category_id) + + @enforce(("read", "write"), "meta_data") + def add_action_category(self, user_id, category_id=None, value=None): + + if not value['name']: + raise exceptions.CategoryNameInvalid + + action_categories = self.driver.get_action_categories(category_id=category_id) + if category_id in action_categories: + raise exceptions.ActionCategoryExisting + + return self.driver.add_action_category(name=value["name"], description=value["description"], + uuid=category_id) + + @enforce(("read", "write"), "meta_data") + def delete_action_category(self, user_id, category_id): + # TODO (asteroide): delete all data linked to that category + # TODO (asteroide): delete all meta_rules linked to that category + if category_id not in self.driver.get_action_categories(category_id=category_id): + raise exceptions.ActionCategoryUnknown + meta_rules = self.get_meta_rules(user_id=user_id) + for meta_rule_id in meta_rules: + for action_category_id in meta_rules[meta_rule_id]['action_categories']: + if action_category_id == category_id: + # has_rules = self.driver.is_meta_rule_has_rules(meta_rule_id) + # if has_rules: + raise exceptions.DeleteActionCategoryWithMetaRule + + if self.driver.is_action_category_has_assignment(category_id): + raise exceptions.DeleteCategoryWithAssignment + + if self.driver.is_action_data_exist(category_id=category_id): + raise exceptions.DeleteCategoryWithData + + return self.driver.delete_action_category(category_id=category_id) diff --git a/old/python_moondb/python_moondb/api/pdp.py b/old/python_moondb/python_moondb/api/pdp.py new file mode 100644 index 00000000..d0a071c9 --- /dev/null +++ b/old/python_moondb/python_moondb/api/pdp.py @@ -0,0 +1,51 @@ +# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors +# This software is distributed under the terms and conditions of the 'Apache-2.0' +# license which can be found in the file 'LICENSE' in this package distribution +# or at 'http://www.apache.org/licenses/LICENSE-2.0'. + +from uuid import uuid4 +import logging +from python_moonutilities.security_functions import enforce +from python_moondb.api.managers import Managers +from python_moonutilities import exceptions + +logger = logging.getLogger("moon.db.api.pdp") + + +class PDPManager(Managers): + + def __init__(self, connector=None): + self.driver = connector.driver + Managers.PDPManager = self + + @enforce(("read", "write"), "pdp") + def update_pdp(self, user_id, pdp_id, value): + if pdp_id not in self.driver.get_pdp(pdp_id=pdp_id): + raise exceptions.PdpUnknown + if value and 'security_pipeline' in value: + for policy_id in value['security_pipeline']: + if not Managers.PolicyManager.get_policies(user_id=user_id, policy_id=policy_id): + raise exceptions.PolicyUnknown + return self.driver.update_pdp(pdp_id=pdp_id, value=value) + + @enforce(("read", "write"), "pdp") + def delete_pdp(self, user_id, pdp_id): + if pdp_id not in self.driver.get_pdp(pdp_id=pdp_id): + raise exceptions.PdpUnknown + return self.driver.delete_pdp(pdp_id=pdp_id) + + @enforce(("read", "write"), "pdp") + def add_pdp(self, user_id, pdp_id=None, value=None): + if pdp_id in self.driver.get_pdp(pdp_id=pdp_id): + raise exceptions.PdpExisting + if not pdp_id: + pdp_id = uuid4().hex + if value and 'security_pipeline' in value: + for policy_id in value['security_pipeline']: + if not Managers.PolicyManager.get_policies(user_id=user_id, policy_id=policy_id): + raise exceptions.PolicyUnknown + return self.driver.add_pdp(pdp_id=pdp_id, value=value) + + @enforce("read", "pdp") + def get_pdp(self, user_id, pdp_id=None): + return self.driver.get_pdp(pdp_id=pdp_id) diff --git a/old/python_moondb/python_moondb/api/policy.py b/old/python_moondb/python_moondb/api/policy.py new file mode 100644 index 00000000..03a93ff5 --- /dev/null +++ b/old/python_moondb/python_moondb/api/policy.py @@ -0,0 +1,751 @@ +# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors +# This software is distributed under the terms and conditions of the 'Apache-2.0' +# license which can be found in the file 'LICENSE' in this package distribution +# or at 'http://www.apache.org/licenses/LICENSE-2.0'. + +from uuid import uuid4 +import logging +from python_moonutilities.security_functions import enforce +from python_moondb.api.managers import Managers +from python_moonutilities import exceptions + +# from python_moondb.core import PDPManager + +logger = logging.getLogger("moon.db.api.policy") + + +class PolicyManager(Managers): + + def __init__(self, connector=None): + self.driver = connector.driver + Managers.PolicyManager = self + + def get_policy_from_meta_rules(self, user_id, meta_rule_id): + policies = self.PolicyManager.get_policies("admin") + models = self.ModelManager.get_models("admin") + for pdp_key, pdp_value in self.PDPManager.get_pdp(user_id).items(): + if 'security_pipeline' not in pdp_value: + raise exceptions.PdpContentError + for policy_id in pdp_value["security_pipeline"]: + if not policies or policy_id not in policies: + raise exceptions.PolicyUnknown + model_id = policies[policy_id]["model_id"] + if not models: + raise exceptions.ModelUnknown + if model_id not in models: + raise exceptions.ModelUnknown + if meta_rule_id in models[model_id]["meta_rules"]: + return policy_id + + @enforce(("read", "write"), "policies") + def update_policy(self, user_id, policy_id, value): + + if not value or not value['name']: + raise exceptions.PolicyContentError + + policyList = self.driver.get_policies(policy_id=policy_id) + if not policy_id or policy_id not in policyList: + raise exceptions.PolicyUnknown + + policies = self.driver.get_policies(policy_name=value['name']) + if len(policies) and not (policy_id in policies): + raise exceptions.PolicyExisting("Policy name Existed") + + if 'model_id' in value and value['model_id']: + if not Managers.ModelManager.get_models(user_id, model_id=value['model_id']): + raise exceptions.ModelUnknown + + policy_obj = policyList[policy_id] + if (policy_obj["model_id"] and value["model_id"] != policy_obj["model_id"]): + + subjects = self.driver.get_subjects(policy_id=policy_id) + if subjects: + raise exceptions.PolicyUpdateError("Policy is used in subject") + objects = self.driver.get_objects(policy_id=policy_id) + if objects: + raise exceptions.PolicyUpdateError("Policy is used in object") + actions = self.driver.get_actions(policy_id=policy_id) + if actions: + raise exceptions.PolicyUpdateError("Policy is used in action") + + rules = self.driver.get_rules(policy_id=policy_id)["rules"] + if rules: + raise exceptions.PolicyUpdateError("Policy is used in rule") + + subject_data = self.get_subject_data(user_id, policy_id=policy_id) + if subject_data and subject_data[0]["data"]: + raise exceptions.PolicyUpdateError("Policy is used in subject_data") + object_data = self.get_object_data(user_id, policy_id=policy_id) + if object_data and object_data[0]["data"]: + raise exceptions.PolicyUpdateError("Policy is used in object_data") + action_data = self.get_action_data(user_id, policy_id=policy_id) + if action_data and action_data[0]["data"]: + raise exceptions.PolicyUpdateError("Policy is used in action_data") + + return self.driver.update_policy(policy_id=policy_id, value=value) + + @enforce(("read", "write"), "policies") + def delete_policy(self, user_id, policy_id): + # TODO (asteroide): unmap PDP linked to that policy + if policy_id not in self.driver.get_policies(policy_id=policy_id): + raise exceptions.PolicyUnknown + pdps = self.PDPManager.get_pdp(user_id=user_id) + for pdp in pdps: + for policy_id in pdps[pdp]['security_pipeline']: + if policy_id == policy_id: + raise exceptions.DeletePolicyWithPdp + subjects = self.driver.get_subjects(policy_id=policy_id) + if subjects: + raise exceptions.DeletePolicyWithPerimeter + objects = self.driver.get_objects(policy_id=policy_id) + if objects: + raise exceptions.DeletePolicyWithPerimeter + actions = self.driver.get_actions(policy_id=policy_id) + if actions: + raise exceptions.DeletePolicyWithPerimeter + + rules = self.driver.get_rules(policy_id=policy_id)["rules"] + if rules: + raise exceptions.DeletePolicyWithRules + + subject_data = self.get_subject_data(user_id, policy_id=policy_id) + if subject_data and subject_data[0]["data"]: + raise exceptions.DeletePolicyWithData + object_data = self.get_object_data(user_id, policy_id=policy_id) + if object_data and object_data[0]["data"]: + raise exceptions.DeletePolicyWithData + action_data = self.get_action_data(user_id, policy_id=policy_id) + if action_data and action_data[0]["data"]: + raise exceptions.DeletePolicyWithData + + return self.driver.delete_policy(policy_id=policy_id) + + @enforce(("read", "write"), "policies") + def add_policy(self, user_id, policy_id=None, value=None): + + if not value or not value['name']: + raise exceptions.PolicyContentError + if policy_id in self.driver.get_policies(policy_id=policy_id): + raise exceptions.PolicyExisting + + if len(self.driver.get_policies(policy_name=value['name'])): + raise exceptions.PolicyExisting("Policy name Existed") + + if not policy_id: + policy_id = uuid4().hex + if 'model_id' in value and value['model_id'] != "": + if not Managers.ModelManager.get_models(user_id, model_id=value['model_id']): + raise exceptions.ModelUnknown + return self.driver.add_policy(policy_id=policy_id, value=value) + + @enforce("read", "policies") + def get_policies(self, user_id, policy_id=None): + return self.driver.get_policies(policy_id=policy_id) + + @enforce("read", "perimeter") + def get_subjects(self, user_id, policy_id, perimeter_id=None): + # if not policy_id: + # raise exceptions.PolicyUnknown + if policy_id and (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + return self.driver.get_subjects(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce(("read", "write"), "perimeter") + def add_subject(self, user_id, policy_id, perimeter_id=None, value=None): + + if not value or "name" not in value or not value["name"].strip(): + raise exceptions.PerimeterContentError('invalid name') + + if not policy_id or (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + + if perimeter_id: + subjects = self.driver.get_subjects(policy_id=None, perimeter_id=perimeter_id) + if subjects and subjects[perimeter_id]['name'] != value['name']: + raise exceptions.PerimeterContentError + + if not perimeter_id: + subject_per = self.driver.get_subject_by_name(value['name']) + if len(subject_per): + perimeter_id = next(iter(subject_per)) + + k_user = Managers.KeystoneManager.get_user_by_name(value.get('name')) + if not k_user['users']: + k_user = Managers.KeystoneManager.create_user(value) + if not perimeter_id: + try: + logger.info("k_user={}".format(k_user)) + perimeter_id = k_user['users'][0].get('id', uuid4().hex) + except IndexError: + k_user = Managers.KeystoneManager.get_user_by_name( + value.get('name')) + perimeter_id = uuid4().hex + except KeyError: + k_user = Managers.KeystoneManager.get_user_by_name( + value.get('name')) + perimeter_id = uuid4().hex + + value.update(k_user['users'][0]) + + return self.driver.set_subject(policy_id=policy_id, perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def update_subject(self, user_id, perimeter_id, value): + logger.debug("update_subject perimeter_id = {}".format(perimeter_id)) + + if not perimeter_id: + raise exceptions.SubjectUnknown + + subjects = self.driver.get_subjects(policy_id=None, perimeter_id=perimeter_id) + if not subjects or not (perimeter_id in subjects): + raise exceptions.PerimeterContentError + + if 'policy_list' in value or ('name' in value and not value['name']): + raise exceptions.PerimeterContentError + + return self.driver.update_subject(perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def delete_subject(self, user_id, policy_id, perimeter_id): + + if not perimeter_id: + raise exceptions.SubjectUnknown + + if not policy_id: + raise exceptions.PolicyUnknown + + if not self.get_subjects(user_id=user_id, policy_id=policy_id, perimeter_id=perimeter_id): + raise exceptions.SubjectUnknown + + if not self.get_policies(user_id=user_id, policy_id=policy_id): + raise exceptions.PolicyUnknown + + subj_assig = self.driver.get_subject_assignments(policy_id=policy_id, + subject_id=perimeter_id) + if subj_assig: + raise exceptions.DeletePerimeterWithAssignment + + return self.driver.delete_subject(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce("read", "perimeter") + def get_objects(self, user_id, policy_id, perimeter_id=None): + # if not policy_id: + # pass + if policy_id and (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + return self.driver.get_objects(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce(("read", "write"), "perimeter") + def add_object(self, user_id, policy_id, perimeter_id=None, value=None): + if not value or "name" not in value or not value["name"].strip(): + raise exceptions.PerimeterContentError('invalid name') + + if not policy_id or (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + + if perimeter_id: + object_perimeter = self.driver.get_objects(policy_id=None, perimeter_id=perimeter_id) + if not object_perimeter: + raise exceptions.PerimeterContentError + + if not perimeter_id: + object_perimeter = self.driver.get_object_by_name(value['name']) + if len(object_perimeter): + perimeter_id = next(iter(object_perimeter)) + + if perimeter_id and object_perimeter[perimeter_id]['name'] != value['name']: + raise exceptions.PerimeterContentError + + if not perimeter_id: + perimeter_id = uuid4().hex + return self.driver.set_object(policy_id=policy_id, perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def update_object(self, user_id, perimeter_id, value): + logger.debug("update_object perimeter_id = {}".format(perimeter_id)) + + if not perimeter_id: + raise exceptions.ObjectUnknown + + objects = self.driver.get_objects(policy_id=None, perimeter_id=perimeter_id) + if not objects or not (perimeter_id in objects): + raise exceptions.PerimeterContentError + + if 'policy_list' in value or ('name' in value and not value['name']): + raise exceptions.PerimeterContentError + + return self.driver.update_object(perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def delete_object(self, user_id, policy_id, perimeter_id): + + if not perimeter_id: + raise exceptions.ObjectUnknown + + if not policy_id: + raise exceptions.PolicyUnknown + + if not self.get_objects(user_id=user_id, policy_id=policy_id, perimeter_id=perimeter_id): + raise exceptions.ObjectUnknown + + if not self.get_policies(user_id=user_id, policy_id=policy_id): + raise exceptions.PolicyUnknown + + obj_assig = self.driver.get_object_assignments(policy_id=policy_id, object_id=perimeter_id) + if obj_assig: + raise exceptions.DeletePerimeterWithAssignment + + return self.driver.delete_object(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce("read", "perimeter") + def get_actions(self, user_id, policy_id, perimeter_id=None): + # if not policy_id: + # pass + if policy_id and (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + return self.driver.get_actions(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce(("read", "write"), "perimeter") + def add_action(self, user_id, policy_id, perimeter_id=None, value=None): + logger.debug("add_action {}".format(policy_id)) + + if not value or "name" not in value or not value["name"].strip(): + raise exceptions.PerimeterContentError('invalid name') + + if not policy_id or (not self.get_policies(user_id=user_id, policy_id=policy_id)): + raise exceptions.PolicyUnknown + + if perimeter_id: + action_perimeter = self.driver.get_actions(policy_id=None, perimeter_id=perimeter_id) + if not action_perimeter: + raise exceptions.PerimeterContentError + + if not perimeter_id: + action_perimeter = self.driver.get_action_by_name(value['name']) + if len(action_perimeter): + perimeter_id = next(iter(action_perimeter)) + + if perimeter_id and action_perimeter[perimeter_id]['name'] != value['name']: + raise exceptions.PerimeterContentError + + if not perimeter_id: + perimeter_id = uuid4().hex + + return self.driver.set_action(policy_id=policy_id, perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def update_action(self, user_id, perimeter_id, value): + logger.debug("update_action perimeter_id = {}".format(perimeter_id)) + + if not perimeter_id: + raise exceptions.ActionUnknown + + actions = self.driver.get_actions(policy_id=None, perimeter_id=perimeter_id) + if not actions or not (perimeter_id in actions): + raise exceptions.PerimeterContentError + + if 'policy_list' in value or ('name' in value and not value['name']): + raise exceptions.PerimeterContentError + + return self.driver.update_action(perimeter_id=perimeter_id, value=value) + + @enforce(("read", "write"), "perimeter") + def delete_action(self, user_id, policy_id, perimeter_id): + + if not perimeter_id: + raise exceptions.ActionUnknown + + if not policy_id: + raise exceptions.PolicyUnknown + + if not self.get_actions(user_id=user_id, policy_id=policy_id, perimeter_id=perimeter_id): + raise exceptions.ActionUnknown + + logger.debug("delete_action {} {} {}".format(policy_id, perimeter_id, + self.get_policies(user_id=user_id, + policy_id=policy_id))) + if not self.get_policies(user_id=user_id, policy_id=policy_id): + raise exceptions.PolicyUnknown + + act_assig = self.driver.get_action_assignments(policy_id=policy_id, action_id=perimeter_id) + if act_assig: + raise exceptions.DeletePerimeterWithAssignment + return self.driver.delete_action(policy_id=policy_id, perimeter_id=perimeter_id) + + @enforce("read", "data") + def get_subject_data(self, user_id, policy_id, data_id=None, category_id=None): + available_metadata = self.get_available_metadata(user_id, policy_id) + results = [] + if not category_id: + for cat in available_metadata["subject"]: + results.append(self.driver.get_subject_data(policy_id=policy_id, data_id=data_id, + category_id=cat)) + if category_id and category_id in available_metadata["subject"]: + results.append(self.driver.get_subject_data(policy_id=policy_id, data_id=data_id, + category_id=category_id)) + return results + + @enforce(("read", "write"), "data") + def set_subject_data(self, user_id, policy_id, data_id=None, category_id=None, value=None): + if not category_id or ( + not Managers.ModelManager.get_subject_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.SubjectCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'subject_categories') + + if not data_id: + data_id = uuid4().hex + return self.driver.set_subject_data(policy_id=policy_id, data_id=data_id, + category_id=category_id, value=value) + + @enforce(("read", "write"), "data") + def delete_subject_data(self, user_id, policy_id, data_id, category_id=None): + # TODO (asteroide): check and/or delete assignments linked to that data + subject_assignments = self.get_subject_assignments(user_id=user_id, policy_id=policy_id, + category_id=category_id) + if subject_assignments: + raise exceptions.DeleteData + return self.driver.delete_subject_data(policy_id=policy_id, category_id=category_id, + data_id=data_id) + + @enforce("read", "data") + def get_object_data(self, user_id, policy_id, data_id=None, category_id=None): + available_metadata = self.get_available_metadata(user_id, policy_id) + results = [] + if not category_id: + for cat in available_metadata["object"]: + results.append(self.driver.get_object_data(policy_id=policy_id, data_id=data_id, + category_id=cat)) + if category_id and category_id in available_metadata["object"]: + results.append(self.driver.get_object_data(policy_id=policy_id, data_id=data_id, + category_id=category_id)) + return results + + @enforce(("read", "write"), "data") + def add_object_data(self, user_id, policy_id, data_id=None, category_id=None, value=None): + + if not category_id or ( + not Managers.ModelManager.get_object_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.ObjectCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'object_categories') + + if not data_id: + data_id = uuid4().hex + return self.driver.set_object_data(policy_id=policy_id, data_id=data_id, + category_id=category_id, value=value) + + @enforce(("read", "write"), "data") + def delete_object_data(self, user_id, policy_id, data_id, category_id=None): + # TODO (asteroide): check and/or delete assignments linked to that data + object_assignments = self.get_object_assignments(user_id=user_id, policy_id=policy_id, + category_id=category_id) + if object_assignments: + raise exceptions.DeleteData + return self.driver.delete_object_data(policy_id=policy_id, category_id=category_id, + data_id=data_id) + + @enforce("read", "data") + def get_action_data(self, user_id, policy_id, data_id=None, category_id=None): + available_metadata = self.get_available_metadata(user_id, policy_id) + results = [] + if not category_id: + for cat in available_metadata["action"]: + results.append(self.driver.get_action_data(policy_id=policy_id, data_id=data_id, + category_id=cat)) + if category_id and category_id in available_metadata["action"]: + results.append(self.driver.get_action_data(policy_id=policy_id, data_id=data_id, + category_id=category_id)) + return results + + @enforce(("read", "write"), "data") + def add_action_data(self, user_id, policy_id, data_id=None, category_id=None, value=None): + if not category_id or ( + not Managers.ModelManager.get_action_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.ActionCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'action_categories') + + if not data_id: + data_id = uuid4().hex + return self.driver.set_action_data(policy_id=policy_id, data_id=data_id, + category_id=category_id, value=value) + + @enforce(("read", "write"), "data") + def delete_action_data(self, user_id, policy_id, data_id, category_id=None): + # TODO (asteroide): check and/or delete assignments linked to that data + action_assignments = self.get_action_assignments(user_id=user_id, policy_id=policy_id, + category_id=category_id) + if action_assignments: + raise exceptions.DeleteData + return self.driver.delete_action_data(policy_id=policy_id, category_id=category_id, + data_id=data_id) + + @enforce("read", "assignments") + def get_subject_assignments(self, user_id, policy_id, subject_id=None, category_id=None): + return self.driver.get_subject_assignments(policy_id=policy_id, subject_id=subject_id, + category_id=category_id) + + @enforce(("read", "write"), "assignments") + def add_subject_assignment(self, user_id, policy_id, subject_id, category_id, data_id): + + if not category_id or ( + not Managers.ModelManager.get_subject_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.SubjectCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'subject_categories') + + if not subject_id or ( + not self.get_subjects(user_id=user_id, policy_id=policy_id, + perimeter_id=subject_id)): + raise exceptions.SubjectUnknown + + if not data_id or ( + not self.get_subject_data(user_id=user_id, policy_id=policy_id, data_id=data_id, + category_id=category_id)): + raise exceptions.DataUnknown + + return self.driver.add_subject_assignment(policy_id=policy_id, subject_id=subject_id, + category_id=category_id, data_id=data_id) + + @enforce(("read", "write"), "assignments") + def delete_subject_assignment(self, user_id, policy_id, subject_id, category_id, data_id): + return self.driver.delete_subject_assignment(policy_id=policy_id, subject_id=subject_id, + category_id=category_id, data_id=data_id) + + @enforce("read", "assignments") + def get_object_assignments(self, user_id, policy_id, object_id=None, category_id=None): + return self.driver.get_object_assignments(policy_id=policy_id, object_id=object_id, + category_id=category_id) + + @enforce(("read", "write"), "assignments") + def add_object_assignment(self, user_id, policy_id, object_id, category_id, data_id): + + if not category_id or ( + not Managers.ModelManager.get_object_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.ObjectCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'object_categories') + + if not object_id or ( + not self.get_objects(user_id=user_id, policy_id=policy_id, perimeter_id=object_id)): + raise exceptions.ObjectUnknown + + if not data_id or ( + not self.get_object_data(user_id=user_id, policy_id=policy_id, data_id=data_id, + category_id=category_id)): + raise exceptions.DataUnknown + + return self.driver.add_object_assignment(policy_id=policy_id, object_id=object_id, + category_id=category_id, data_id=data_id) + + @enforce(("read", "write"), "assignments") + def delete_object_assignment(self, user_id, policy_id, object_id, category_id, data_id): + return self.driver.delete_object_assignment(policy_id=policy_id, object_id=object_id, + category_id=category_id, data_id=data_id) + + @enforce("read", "assignments") + def get_action_assignments(self, user_id, policy_id, action_id=None, category_id=None): + return self.driver.get_action_assignments(policy_id=policy_id, action_id=action_id, + category_id=category_id) + + @enforce(("read", "write"), "assignments") + def add_action_assignment(self, user_id, policy_id, action_id, category_id, data_id): + + if not category_id or ( + not Managers.ModelManager.get_action_categories(user_id=user_id, + category_id=category_id)): + raise exceptions.ActionCategoryUnknown + + self.__category_dependency_validation(user_id, policy_id, category_id, 'action_categories') + + if not action_id or ( + not self.get_actions(user_id=user_id, policy_id=policy_id, perimeter_id=action_id)): + raise exceptions.ActionUnknown + + if not data_id or ( + not self.get_action_data(user_id=user_id, policy_id=policy_id, data_id=data_id, + category_id=category_id)): + raise exceptions.DataUnknown + + return self.driver.add_action_assignment(policy_id=policy_id, action_id=action_id, + category_id=category_id, data_id=data_id) + + @enforce(("read", "write"), "assignments") + def delete_action_assignment(self, user_id, policy_id, action_id, category_id, data_id): + return self.driver.delete_action_assignment(policy_id=policy_id, action_id=action_id, + category_id=category_id, data_id=data_id) + + @enforce("read", "rules") + def get_rules(self, user_id, policy_id, meta_rule_id=None, rule_id=None): + return self.driver.get_rules(policy_id=policy_id, meta_rule_id=meta_rule_id, + rule_id=rule_id) + + @enforce(("read", "write"), "rules") + def add_rule(self, user_id, policy_id, meta_rule_id, value): + if not meta_rule_id or ( + not self.ModelManager.get_meta_rules(user_id=user_id, meta_rule_id=meta_rule_id)): + raise exceptions.MetaRuleUnknown + + self.__check_existing_rule(policy_id=policy_id, meta_rule_id=meta_rule_id, user_id=user_id, + rule_value=value) + self.__dependencies_validation(user_id, policy_id, meta_rule_id) + + return self.driver.add_rule(policy_id=policy_id, meta_rule_id=meta_rule_id, value=value) + + def __check_existing_rule(self, user_id, policy_id, meta_rule_id, rule_value): + + if not meta_rule_id: + raise exceptions.MetaRuleUnknown + + meta_rule = self.ModelManager.get_meta_rules(user_id=user_id, meta_rule_id=meta_rule_id) + if not meta_rule: + raise exceptions.MetaRuleUnknown + + if len(meta_rule[meta_rule_id]['subject_categories']) + len( + meta_rule[meta_rule_id]['object_categories']) \ + + len(meta_rule[meta_rule_id]['action_categories']) > len(rule_value['rule']): + raise exceptions.RuleContentError(message="Missing Data") + + if len(meta_rule[meta_rule_id]['subject_categories']) + len( + meta_rule[meta_rule_id]['object_categories']) \ + + len(meta_rule[meta_rule_id]['action_categories']) < len(rule_value['rule']): + raise exceptions.MetaRuleContentError(message="Missing Data") + + temp_rule_data = list( + rule_value['rule'][0:len(meta_rule[meta_rule_id]['subject_categories'])]) + found_data_counter = 0 + start_sub = len(meta_rule[meta_rule_id]['subject_categories']) + + for sub_cat_id in meta_rule[meta_rule_id]['subject_categories']: + subjects_data = self.get_subject_data(user_id=user_id, + category_id=sub_cat_id, policy_id=policy_id) + found_data_counter = self.__validate_data_id(sub_cat_id, subjects_data[0]['data'], + temp_rule_data, + "Missing Subject_category " + , found_data_counter) + + if found_data_counter != len(meta_rule[meta_rule_id]['subject_categories']): + raise exceptions.RuleContentError(message="Missing Data") + + temp_rule_data = list( + rule_value['rule'][ + start_sub:start_sub + len(meta_rule[meta_rule_id]['object_categories'])]) + found_data_counter = 0 + start_sub = start_sub + len(meta_rule[meta_rule_id]['object_categories']) + + for ob_cat_id in meta_rule[meta_rule_id]['object_categories']: + object_data = self.get_object_data(user_id=user_id, + category_id=ob_cat_id, policy_id=policy_id) + + found_data_counter = self.__validate_data_id(ob_cat_id, object_data[0]['data'], + temp_rule_data, + "Missing Object_category ", + found_data_counter) + + if found_data_counter != len(meta_rule[meta_rule_id]['object_categories']): + raise exceptions.RuleContentError(message="Missing Data") + + temp_rule_data = list( + rule_value['rule'][ + start_sub:start_sub + len(meta_rule[meta_rule_id]['action_categories'])]) + found_data_counter = 0 + + for act_cat_id in meta_rule[meta_rule_id]['action_categories']: + action_data = self.get_action_data(user_id=user_id, category_id=act_cat_id, + policy_id=policy_id) + found_data_counter = self.__validate_data_id(act_cat_id, action_data[0]['data'], + temp_rule_data, + "Missing Action_category ", + found_data_counter) + + if found_data_counter != len(meta_rule[meta_rule_id]['action_categories']): + raise exceptions.RuleContentError(message="Missing Data") + + def __validate_data_id(self, cat_id, data_ids, temp_rule_data, error_msg, found_data_counter): + for ID in data_ids: + if ID in temp_rule_data: + temp_rule_data.remove(ID) + found_data_counter += 1 + # if no data id found in the rule, so rule not valid + if found_data_counter < 1: + raise exceptions.RuleContentError(message=error_msg + cat_id) + return found_data_counter + + @enforce(("read", "write"), "rules") + def delete_rule(self, user_id, policy_id, rule_id): + return self.driver.delete_rule(policy_id=policy_id, rule_id=rule_id) + + @enforce("read", "meta_data") + def get_available_metadata(self, user_id, policy_id): + categories = { + "subject": [], + "object": [], + "action": [] + } + policy = self.driver.get_policies(policy_id=policy_id) + if not policy: + raise exceptions.PolicyUnknown + model_id = policy[policy_id]["model_id"] + model = Managers.ModelManager.get_models(user_id=user_id, model_id=model_id) + try: + meta_rule_list = model[model_id]["meta_rules"] + for meta_rule_id in meta_rule_list: + meta_rule = Managers.ModelManager.get_meta_rules(user_id=user_id, + meta_rule_id=meta_rule_id) + categories["subject"].extend(meta_rule[meta_rule_id]["subject_categories"]) + categories["object"].extend(meta_rule[meta_rule_id]["object_categories"]) + categories["action"].extend(meta_rule[meta_rule_id]["action_categories"]) + finally: + return categories + + def __dependencies_validation(self, user_id, policy_id, meta_rule_id=None): + + policies = self.get_policies(user_id=user_id, policy_id=policy_id) + if not policy_id or (not policies): + raise exceptions.PolicyUnknown + + policy_content = policies[next(iter(policies))] + model_id = policy_content['model_id'] + models = Managers.ModelManager.get_models(user_id=user_id, model_id=model_id) + if not model_id or not models: + raise exceptions.ModelUnknown + + model_content = models[next(iter(models))] + if meta_rule_id: + meta_rule_exists = False + + for model_meta_rule_id in model_content['meta_rules']: + if model_meta_rule_id == meta_rule_id: + meta_rule_exists = True + break + + if not meta_rule_exists: + raise exceptions.MetaRuleNotLinkedWithPolicyModel + + meta_rule = self.ModelManager.get_meta_rules(user_id=user_id, meta_rule_id=meta_rule_id) + meta_rule_content = meta_rule[next(iter(meta_rule))] + if (not meta_rule_content['subject_categories']) or ( + not meta_rule_content['object_categories']) or ( + not meta_rule_content['action_categories']): + raise exceptions.MetaRuleContentError + return model_content + + def __category_dependency_validation(self, user_id, policy_id, category_id, category_key): + model = self.__dependencies_validation(user_id=user_id, policy_id=policy_id) + category_found = False + for model_meta_rule_id in model['meta_rules']: + meta_rule = self.ModelManager.get_meta_rules(user_id=user_id, + meta_rule_id=model_meta_rule_id) + meta_rule_content = meta_rule[next(iter(meta_rule))] + if meta_rule_content[category_key] and category_id in meta_rule_content[category_key]: + category_found = True + break + + if not category_found: + raise exceptions.CategoryNotAssignedMetaRule |