diff options
Diffstat (limited to 'testapi/opnfv_testapi/resources/handlers.py')
| -rw-r--r-- | testapi/opnfv_testapi/resources/handlers.py | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/testapi/opnfv_testapi/resources/handlers.py b/testapi/opnfv_testapi/resources/handlers.py new file mode 100644 index 0000000..5059f5d --- /dev/null +++ b/testapi/opnfv_testapi/resources/handlers.py @@ -0,0 +1,237 @@ +############################################################################## +# Copyright (c) 2015 Orange +# guyrodrigue.koffi@orange.com / koffirodrigue@gmail.com +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# http://www.apache.org/licenses/LICENSE-2.0 +# feng.xiaowei@zte.com.cn refactor db.pod to db.pods 5-19-2016 +# feng.xiaowei@zte.com.cn refactor test_project to project 5-19-2016 +# feng.xiaowei@zte.com.cn refactor response body 5-19-2016 +# feng.xiaowei@zte.com.cn refactor pod/project response info 5-19-2016 +# feng.xiaowei@zte.com.cn refactor testcase related handler 5-20-2016 +# feng.xiaowei@zte.com.cn refactor result related handler 5-23-2016 +# feng.xiaowei@zte.com.cn refactor dashboard related handler 5-24-2016 +# feng.xiaowei@zte.com.cn add methods to GenericApiHandler 5-26-2016 +# feng.xiaowei@zte.com.cn remove PodHandler 5-26-2016 +# feng.xiaowei@zte.com.cn remove ProjectHandler 5-26-2016 +# feng.xiaowei@zte.com.cn remove TestcaseHandler 5-27-2016 +# feng.xiaowei@zte.com.cn remove ResultHandler 5-29-2016 +# feng.xiaowei@zte.com.cn remove DashboardHandler 5-30-2016 +############################################################################## + +import json +from datetime import datetime + +from tornado import gen +from tornado.web import RequestHandler, asynchronous, HTTPError + +from models import CreateResponse +from opnfv_testapi.common.constants import DEFAULT_REPRESENTATION, \ + HTTP_BAD_REQUEST, HTTP_NOT_FOUND, HTTP_FORBIDDEN +from opnfv_testapi.tornado_swagger import swagger + + +class GenericApiHandler(RequestHandler): + def __init__(self, application, request, **kwargs): + super(GenericApiHandler, self).__init__(application, request, **kwargs) + self.db = self.settings["db"] + self.json_args = None + self.table = None + self.table_cls = None + self.db_projects = 'projects' + self.db_pods = 'pods' + self.db_testcases = 'testcases' + self.db_results = 'results' + + def prepare(self): + if self.request.method != "GET" and self.request.method != "DELETE": + if self.request.headers.get("Content-Type") is not None: + if self.request.headers["Content-Type"].startswith( + DEFAULT_REPRESENTATION): + try: + self.json_args = json.loads(self.request.body) + except (ValueError, KeyError, TypeError) as error: + raise HTTPError(HTTP_BAD_REQUEST, + "Bad Json format [{}]". + format(error)) + + def finish_request(self, json_object=None): + if json_object: + self.write(json.dumps(json_object)) + self.set_header("Content-Type", DEFAULT_REPRESENTATION) + self.finish() + + def _create_response(self, resource): + href = self.request.full_url() + '/' + str(resource) + return CreateResponse(href=href).format() + + def format_data(self, data): + cls_data = self.table_cls.from_dict(data) + return cls_data.format_http() + + @asynchronous + @gen.coroutine + def _create(self, miss_checks, db_checks, **kwargs): + """ + :param miss_checks: [miss1, miss2] + :param db_checks: [(table, exist, query, error)] + """ + if self.json_args is None: + raise HTTPError(HTTP_BAD_REQUEST, "no body") + + data = self.table_cls.from_dict(self.json_args) + for miss in miss_checks: + miss_data = data.__getattribute__(miss) + if miss_data is None or miss_data == '': + raise HTTPError(HTTP_BAD_REQUEST, + '{} missing'.format(miss)) + + for k, v in kwargs.iteritems(): + data.__setattr__(k, v) + + for table, exist, query, error in db_checks: + check = yield self._eval_db_find_one(query(data), table) + if (exist and not check) or (not exist and check): + code, message = error(data) + raise HTTPError(code, message) + + if self.table != 'results': + data.creation_date = datetime.now() + _id = yield self._eval_db(self.table, 'insert', data.format(), + check_keys=False) + if 'name' in self.json_args: + resource = data.name + else: + resource = _id + self.finish_request(self._create_response(resource)) + + @asynchronous + @gen.coroutine + def _list(self, query=None, res_op=None, *args, **kwargs): + if query is None: + query = {} + data = [] + cursor = self._eval_db(self.table, 'find', query) + if 'sort' in kwargs: + cursor = cursor.sort(kwargs.get('sort')) + if 'last' in kwargs: + cursor = cursor.limit(kwargs.get('last')) + while (yield cursor.fetch_next): + data.append(self.format_data(cursor.next_object())) + if res_op is None: + res = {self.table: data} + else: + res = res_op(data, *args) + self.finish_request(res) + + @asynchronous + @gen.coroutine + def _get_one(self, query): + data = yield self._eval_db_find_one(query) + if data is None: + raise HTTPError(HTTP_NOT_FOUND, + "[{}] not exist in table [{}]" + .format(query, self.table)) + self.finish_request(self.format_data(data)) + + @asynchronous + @gen.coroutine + def _delete(self, query): + data = yield self._eval_db_find_one(query) + if data is None: + raise HTTPError(HTTP_NOT_FOUND, + "[{}] not exit in table [{}]" + .format(query, self.table)) + + yield self._eval_db(self.table, 'remove', query) + self.finish_request() + + @asynchronous + @gen.coroutine + def _update(self, query, db_keys): + if self.json_args is None: + raise HTTPError(HTTP_BAD_REQUEST, "No payload") + + # check old data exist + from_data = yield self._eval_db_find_one(query) + if from_data is None: + raise HTTPError(HTTP_NOT_FOUND, + "{} could not be found in table [{}]" + .format(query, self.table)) + + data = self.table_cls.from_dict(from_data) + # check new data exist + equal, new_query = self._update_query(db_keys, data) + if not equal: + to_data = yield self._eval_db_find_one(new_query) + if to_data is not None: + raise HTTPError(HTTP_FORBIDDEN, + "{} already exists in table [{}]" + .format(new_query, self.table)) + + # we merge the whole document """ + edit_request = data.format() + edit_request.update(self._update_requests(data)) + + """ Updating the DB """ + yield self._eval_db(self.table, 'update', query, edit_request, + check_keys=False) + edit_request['_id'] = str(data._id) + self.finish_request(edit_request) + + def _update_requests(self, data): + request = dict() + for k, v in self.json_args.iteritems(): + request = self._update_request(request, k, v, + data.__getattribute__(k)) + if not request: + raise HTTPError(HTTP_FORBIDDEN, "Nothing to update") + return request + + @staticmethod + def _update_request(edit_request, key, new_value, old_value): + """ + This function serves to prepare the elements in the update request. + We try to avoid replace the exact values in the db + edit_request should be a dict in which we add an entry (key) after + comparing values + """ + if not (new_value is None): + if new_value != old_value: + edit_request[key] = new_value + + return edit_request + + def _update_query(self, keys, data): + query = dict() + equal = True + for key in keys: + new = self.json_args.get(key) + old = data.__getattribute__(key) + if new is None: + new = old + elif new != old: + equal = False + query[key] = new + return equal, query + + def _eval_db(self, table, method, *args, **kwargs): + exec_collection = self.db.__getattr__(table) + return exec_collection.__getattribute__(method)(*args, **kwargs) + + def _eval_db_find_one(self, query, table=None): + if table is None: + table = self.table + return self._eval_db(table, 'find_one', query) + + +class VersionHandler(GenericApiHandler): + @swagger.operation(nickname='list') + def get(self): + """ + @description: list all supported versions + @rtype: L{Versions} + """ + versions = [{'version': 'v1.0', 'description': 'basics'}] + self.finish_request({'versions': versions}) |