def _get_executions(self, **kw):
action_ref = kw.get('action', None)
if action_ref:
action_name = ResourceReference.get_name(action_ref)
action_pack = ResourceReference.get_pack(action_ref)
del kw['action']
kw['action.name'] = action_name
kw['action.pack'] = action_pack
return super(ActionExecutionHistoryController, self)._get_all(**kw)
def user_has_resource_db_permission(self, user_db, resource_db,
permission_type):
log_context = {
'user_db': user_db,
'resource_db': resource_db,
'permission_type': permission_type,
'resolver': self.__class__.__name__
}
self._log('Checking user resource permissions', extra=log_context)
# First check the system role permissions
has_system_role_permission = self._user_has_system_role_permission(
user_db=user_db, permission_type=permission_type)
if has_system_role_permission:
self._log('Found a matching grant via system role',
extra=log_context)
return True
# Check custom roles
rule_spec = getattr(resource_db, 'rule', None)
rule_uid = rule_spec.uid
rule_id = rule_spec.id
rule_pack = ResourceReference.get_pack(rule_spec.ref)
if not rule_uid or not rule_id or not rule_pack:
LOG.error(
'Rule UID or ID or PACK not present in enforcement object. ' +
('UID = %s, ID = %s, PACK = %s' %
(rule_uid, rule_id, rule_pack)) +
'Cannot assess access permissions without it. Defaulting to DENY.'
)
return False
# TODO: Add utility methods for constructing uids from parts
pack_db = PackDB(ref=rule_pack)
rule_pack_uid = pack_db.get_uid()
rule_permission_type = None
if permission_type == PermissionType.RULE_ENFORCEMENT_VIEW:
rule_permission_type = PermissionType.RULE_VIEW
elif permission_type == PermissionType.RULE_ENFORCEMENT_LIST:
rule_permission_type = PermissionType.RULE_LIST
else:
raise ValueError('Invalid permission type: %s' % (permission_type))
permission_types = [PermissionType.RULE_ALL, rule_permission_type]
view_permission_type = PermissionType.get_permission_type(
resource_type=ResourceType.RULE, permission_name='view')
if rule_permission_type == view_permission_type:
permission_types = (
RulePermissionsResolver.view_grant_permission_types[:] +
[rule_permission_type])
# Check grants on the pack of the rule to which enforcement belongs to
resource_types = [ResourceType.PACK]
permission_grants = get_all_permission_grants_for_user(
user_db=user_db,
resource_uid=rule_pack_uid,
resource_types=resource_types,
permission_types=permission_types)
if len(permission_grants) >= 1:
self._log('Found a grant on the enforcement rule parent pack',
extra=log_context)
return True
# Check grants on the rule the enforcement belongs to
resource_types = [ResourceType.RULE]
permission_grants = get_all_permission_grants_for_user(
user_db=user_db,
resource_uid=rule_uid,
resource_types=resource_types,
permission_types=permission_types)
if len(permission_grants) >= 1:
self._log('Found a grant on the enforcement\'s rule.',
extra=log_context)
return True
self._log('No matching grants found', extra=log_context)
return False
def user_has_resource_db_permission(self, user_db, resource_db, permission_type):
log_context = {
'user_db': user_db,
'resource_db': resource_db,
'permission_type': permission_type,
'resolver': self.__class__.__name__
}
self._log('Checking user resource permissions', extra=log_context)
# First check the system role permissions
has_system_role_permission = self._user_has_system_role_permission(
user_db=user_db, permission_type=permission_type)
if has_system_role_permission:
self._log('Found a matching grant via system role', extra=log_context)
return True
# Check custom roles
rule_spec = getattr(resource_db, 'rule', None)
rule_uid = rule_spec.uid
rule_id = rule_spec.id
rule_pack = ResourceReference.get_pack(rule_spec.ref)
if not rule_uid or not rule_id or not rule_pack:
LOG.error('Rule UID or ID or PACK not present in enforcement object. ' +
('UID = %s, ID = %s, PACK = %s' % (rule_uid, rule_id, rule_pack)) +
'Cannot assess access permissions without it. Defaulting to DENY.')
return False
# TODO: Add utility methods for constructing uids from parts
pack_db = PackDB(ref=rule_pack)
rule_pack_uid = pack_db.get_uid()
rule_permission_type = None
if permission_type == PermissionType.RULE_ENFORCEMENT_VIEW:
rule_permission_type = PermissionType.RULE_VIEW
elif permission_type == PermissionType.RULE_ENFORCEMENT_LIST:
rule_permission_type = PermissionType.RULE_LIST
else:
raise ValueError('Invalid permission type: %s' % (permission_type))
permission_types = [PermissionType.RULE_ALL, rule_permission_type]
view_permission_type = PermissionType.get_permission_type(resource_type=ResourceType.RULE,
permission_name='view')
if rule_permission_type == view_permission_type:
permission_types = (RulePermissionsResolver.view_grant_permission_types[:] +
[rule_permission_type])
# Check grants on the pack of the rule to which enforcement belongs to
resource_types = [ResourceType.PACK]
permission_grants = get_all_permission_grants_for_user(user_db=user_db,
resource_uid=rule_pack_uid,
resource_types=resource_types,
permission_types=permission_types)
if len(permission_grants) >= 1:
self._log('Found a grant on the enforcement rule parent pack', extra=log_context)
return True
# Check grants on the rule the enforcement belongs to
resource_types = [ResourceType.RULE]
permission_grants = get_all_permission_grants_for_user(user_db=user_db,
resource_uid=rule_uid,
resource_types=resource_types,
permission_types=permission_types)
if len(permission_grants) >= 1:
self._log('Found a grant on the enforcement\'s rule.', extra=log_context)
return True
self._log('No matching grants found', extra=log_context)
return False
