summaryrefslogtreecommitdiffstats
path: root/cvp/opnfv_testapi/resources/handlers.py
blob: 17a7e359908c10de250b12a88dd7855bb05894fa (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
##############################################################################
# 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 datetime import timedelta

import logging
from tornado import gen
from tornado import web

from opnfv_testapi.common import check
from opnfv_testapi.common import message
from opnfv_testapi.common import raises
from opnfv_testapi.db import api as dbapi
from opnfv_testapi.resources import models
from opnfv_testapi.tornado_swagger import swagger
from opnfv_testapi.ui.auth import constants as auth_const

DEFAULT_REPRESENTATION = "application/json"


class GenericApiHandler(web.RequestHandler):
    def __init__(self, application, request, **kwargs):
        super(GenericApiHandler, self).__init__(application, request, **kwargs)
        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'
        self.db_scenarios = 'scenarios'
        self.auth = self.settings["auth"]

    def get_int(self, key, value):
        try:
            value = int(value)
        except:
            raises.BadRequest(message.must_int(key))
        return value

    def set_query(self):
        query = dict()
        date_range = dict()
        for k in self.request.query_arguments.keys():
            v = self.get_query_argument(k)
            if k == 'period':
                v = self.get_int(k, v)
                if v > 0:
                    period = datetime.now() - timedelta(days=v)
                    obj = {"$gte": str(period)}
                    query['start_date'] = obj
            elif k == 'from':
                date_range.update({'$gte': str(v)})
            elif k == 'to':
                date_range.update({'$lt': str(v)})
            elif k == 'signed':
                openid = self.get_secure_cookie(auth_const.OPENID)
                role = self.get_secure_cookie(auth_const.ROLE)
                logging.info('role:%s', role)
                if role:
                    if role.find("reviewer") != -1:
                        query['$or'] = [{"shared":
                                         {"$elemMatch": {"$eq": openid}}
                                         }, {"owner": openid},
                                        {"status": {"$ne": "private"}}]
                    else:
                        query['$or'] = [{"shared":
                                         {"$elemMatch": {"$eq": openid}}
                                         }, {"owner": openid}]
            elif k not in ['last', 'page', 'descend', 'per_page']:
                query[k] = v
            if date_range:
                query['start_date'] = date_range

            # if $lt is not provided,
            # empty/None/null/'' start_date will also be returned
            if 'start_date' in query and '$lt' not in query['start_date']:
                query['start_date'].update({'$lt': str(datetime.now())})

        logging.debug("query:%s", query)
        return query

    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:
                        raises.BadRequest(message.bad_format(str(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 models.CreateResponse(href=href).format()

    def format_data(self, data):
        cls_data = self.table_cls.from_dict(data)
        return cls_data.format_http()

    @gen.coroutine
    @check.no_body
    @check.miss_fields
    @check.carriers_exist
    @check.new_not_exists
    def _inner_create(self, **kwargs):
        data = self.table_cls.from_dict(self.json_args)
        for k, v in kwargs.iteritems():
            if k != 'query':
                data.__setattr__(k, v)

        if self.table != 'results':
            data.creation_date = datetime.now()
        _id = yield dbapi.db_save(self.table, data.format())
        logging.warning("_id:%s", _id)
        raise gen.Return(_id)

    def _create_only(self, **kwargs):
        resource = self._inner_create(**kwargs)
        logging.warning("resource:%s", resource)

    @check.authenticate
    @check.no_body
    @check.miss_fields
    @check.carriers_exist
    @check.new_not_exists
    def _create(self, **kwargs):
        # resource = self._inner_create(**kwargs)
        data = self.table_cls.from_dict(self.json_args)
        for k, v in kwargs.iteritems():
            if k != 'query':
                data.__setattr__(k, v)

        if self.table != 'results':
            data.creation_date = datetime.now()
        _id = yield dbapi.db_save(self.table, data.format())
        if 'name' in self.json_args:
            resource = data.name
        else:
            resource = _id

        self.finish_request(self._create_response(resource))

    @gen.coroutine
    def _check_if_exists(self, *args, **kwargs):
        query = kwargs['query']
        table = kwargs['table']
        if query and table:
            data = yield dbapi.db_find_one(table, query)
            if data:
                raise gen.Return((True, 'Data alreay exists. %s' % (query)))
        raise gen.Return((False, 'Data does not exist. %s' % (query)))

    @web.asynchronous
    @gen.coroutine
    def _list(self, query=None, res_op=None, *args, **kwargs):
        sort = kwargs.get('sort')
        page = kwargs.get('page', 0)
        last = kwargs.get('last', 0)
        per_page = kwargs.get('per_page', 0)
        if query is None:
            query = {}

        total_pages = 0
        if page > 0:
            cursor = dbapi.db_list(self.table, query)
            records_count = yield cursor.count()
            total_pages = self._calc_total_pages(records_count,
                                                 last,
                                                 page,
                                                 per_page)
        pipelines = self._set_pipelines(query, sort, last, page, per_page)
        cursor = dbapi.db_aggregate(self.table, pipelines)
        data = list()
        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)
        if page > 0:
            res.update({
                'pagination': {
                    'current_page': kwargs.get('page'),
                    'total_pages': total_pages
                }
            })
        self.finish_request(res)
        logging.debug('_list end')

    @staticmethod
    def _calc_total_pages(records_count, last, page, per_page):
        logging.debug("totalItems:%d per_page:%d", records_count, per_page)
        records_nr = records_count
        if (records_count > last) and (last > 0):
            records_nr = last

        total_pages, remainder = divmod(records_nr, per_page)
        if remainder > 0:
            total_pages += 1
        if page > 1 and page > total_pages:
            raises.BadRequest(
                'Request page > total_pages [{}]'.format(total_pages))
        return total_pages

    @staticmethod
    def _set_pipelines(query, sort, last, page, per_page):
        pipelines = list()
        if query:
            pipelines.append({'$match': query})
        if sort:
            pipelines.append({'$sort': sort})

        if page > 0:
            pipelines.append({'$skip': (page - 1) * per_page})
            pipelines.append({'$limit': per_page})
        elif last > 0:
            pipelines.append({'$limit': last})

        return pipelines

    @web.asynchronous
    @gen.coroutine
    @check.not_exist
    def _get_one(self, data, query=None):
        self.finish_request(self.format_data(data))

    @check.authenticate
    @check.not_exist
    def _delete(self, data, query=None):
        yield dbapi.db_delete(self.table, query)
        self.finish_request()

    @check.authenticate
    @check.no_body
    @check.not_exist
    @check.updated_one_not_exist
    def _update(self, data, query=None, **kwargs):
        logging.debug("_update")
        data = self.table_cls.from_dict(data)
        update_req = self._update_requests(data)
        yield dbapi.db_update(self.table, query, update_req)
        update_req['_id'] = str(data._id)
        self.finish_request(update_req)

    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:
            raises.Forbidden(message.no_update())

        edit_request = data.format()
        edit_request.update(request)
        return edit_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.get(key)
            if new is None:
                new = old
            elif new != old:
                equal = False
            query[key] = new
        return query if not equal else dict()


class VersionHandler(GenericApiHandler):
    @swagger.operation(nickname='listAllVersions')
    def get(self):
        """
            @description: list all supported versions
            @rtype: L{Versions}
        """
        versions = [{'version': 'api.cvp.0.7.0', 'description': 'basics'}]
        self.finish_request({'versions': versions})