aboutsummaryrefslogtreecommitdiffstats
path: root/functest/ci/run_tests.py
blob: 68d74736ea622e13cc5f9af945d52cb3be673a84 (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
#!/usr/bin/env python

# Copyright (c) 2016 Ericsson AB and others.
#
# 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

import argparse
import enum
import importlib
import logging
import logging.config
import os
import pkg_resources
import re
import sys
import textwrap

import prettytable

import functest.ci.tier_builder as tb
import functest.core.testcase as testcase
import functest.utils.functest_utils as ft_utils
import functest.utils.openstack_utils as os_utils
from functest.utils.constants import CONST

# __name__ cannot be used here
logger = logging.getLogger('functest.ci.run_tests')


class Result(enum.Enum):
    EX_OK = os.EX_OK
    EX_ERROR = -1


class BlockingTestFailed(Exception):
    pass


class TestNotEnabled(Exception):
    pass


class RunTestsParser(object):

    def __init__(self):
        self.parser = argparse.ArgumentParser()
        self.parser.add_argument("-t", "--test", dest="test", action='store',
                                 help="Test case or tier (group of tests) "
                                 "to be executed. It will run all the test "
                                 "if not specified.")
        self.parser.add_argument("-n", "--noclean", help="Do not clean "
                                 "OpenStack resources after running each "
                                 "test (default=false).",
                                 action="store_true")
        self.parser.add_argument("-r", "--report", help="Push results to "
                                 "database (default=false).",
                                 action="store_true")

    def parse_args(self, argv=[]):
        return vars(self.parser.parse_args(argv))


class Runner(object):

    def __init__(self):
        self.executed_test_cases = {}
        self.overall_result = Result.EX_OK
        self.clean_flag = True
        self.report_flag = False
        self._tiers = tb.TierBuilder(
            CONST.__getattribute__('INSTALLER_TYPE'),
            CONST.__getattribute__('DEPLOY_SCENARIO'),
            pkg_resources.resource_filename('functest', 'ci/testcases.yaml'))

    @staticmethod
    def source_rc_file():
        rc_file = CONST.__getattribute__('openstack_creds')
        if not os.path.isfile(rc_file):
            raise Exception("RC file %s does not exist..." % rc_file)
        logger.debug("Sourcing the OpenStack RC file...")
        os_utils.source_credentials(rc_file)
        for key, value in os.environ.iteritems():
            if re.search("OS_", key):
                if key == 'OS_AUTH_URL':
                    CONST.__setattr__('OS_AUTH_URL', value)
                elif key == 'OS_USERNAME':
                    CONST.__setattr__('OS_USERNAME', value)
                elif key == 'OS_TENANT_NAME':
                    CONST.__setattr__('OS_TENANT_NAME', value)
                elif key == 'OS_PASSWORD':
                    CONST.__setattr__('OS_PASSWORD', value)

    @staticmethod
    def get_run_dict(testname):
        try:
            dict = ft_utils.get_dict_by_test(testname)
            if not dict:
                logger.error("Cannot get {}'s config options".format(testname))
            elif 'run' in dict:
                return dict['run']
            return None
        except Exception:
            logger.exception("Cannot get {}'s config options".format(testname))
            return None

    def run_test(self, test):
        if not test.is_enabled():
            raise TestNotEnabled(
                "The test case {} is not enabled".format(test.get_name()))
        logger.info("Running test case '%s'...", test.get_name())
        result = testcase.TestCase.EX_RUN_ERROR
        run_dict = self.get_run_dict(test.get_name())
        if run_dict:
            try:
                module = importlib.import_module(run_dict['module'])
                cls = getattr(module, run_dict['class'])
                test_dict = ft_utils.get_dict_by_test(test.get_name())
                test_case = cls(**test_dict)
                self.executed_test_cases[test.get_name()] = test_case
                if self.clean_flag:
                    if test_case.create_snapshot() != test_case.EX_OK:
                        return result
                try:
                    kwargs = run_dict['args']
                    result = test_case.run(**kwargs)
                except KeyError:
                    result = test_case.run()
                if result == testcase.TestCase.EX_OK:
                    if self.report_flag:
                        test_case.push_to_db()
                    result = test_case.is_successful()
                logger.info("Test result:\n\n%s\n", test_case)
                if self.clean_flag:
                    test_case.clean()
            except ImportError:
                logger.exception("Cannot import module {}".format(
                    run_dict['module']))
            except AttributeError:
                logger.exception("Cannot get class {}".format(
                    run_dict['class']))
        else:
            raise Exception("Cannot import the class for the test case.")
        return result

    def run_tier(self, tier):
        tier_name = tier.get_name()
        tests = tier.get_tests()
        if tests is None or len(tests) == 0:
            logger.info("There are no supported test cases in this tier "
                        "for the given scenario")
            self.overall_result = Result.EX_ERROR
        else:
            logger.info("Running tier '%s'" % tier_name)
            for test in tests:
                result = self.run_test(test)
                if result != testcase.TestCase.EX_OK:
                    logger.error("The test case '%s' failed.", test.get_name())
                    self.overall_result = Result.EX_ERROR
                    if test.is_blocking():
                        raise BlockingTestFailed(
                            "The test case {} failed and is blocking".format(
                                test.get_name()))
        return self.overall_result

    def run_all(self):
        tiers_to_run = []
        msg = prettytable.PrettyTable(
            header_style='upper', padding_width=5,
            field_names=['tiers', 'order', 'CI Loop', 'description',
                         'testcases'])
        for tier in self._tiers.get_tiers():
            if (len(tier.get_tests()) != 0 and
                    re.search(CONST.__getattribute__('CI_LOOP'),
                              tier.get_ci_loop()) is not None):
                tiers_to_run.append(tier)
                msg.add_row([tier.get_name(), tier.get_order(),
                             tier.get_ci_loop(),
                             textwrap.fill(tier.description, width=40),
                             textwrap.fill(' '.join([str(x.get_name(
                                 )) for x in tier.get_tests()]), width=40)])
        logger.info("TESTS TO BE EXECUTED:\n\n%s\n", msg)
        for tier in tiers_to_run:
            self.run_tier(tier)

    def main(self, **kwargs):
        if kwargs['noclean']:
            self.clean_flag = False
        if kwargs['report']:
            self.report_flag = True
        try:
            if kwargs['test']:
                self.source_rc_file()
                logger.debug("Test args: %s", kwargs['test'])
                if self._tiers.get_tier(kwargs['test']):
                    self.run_tier(self._tiers.get_tier(kwargs['test']))
                elif self._tiers.get_test(kwargs['test']):
                    result = self.run_test(
                        self._tiers.get_test(kwargs['test']))
                    if result != testcase.TestCase.EX_OK:
                        logger.error("The test case '%s' failed.",
                                     kwargs['test'])
                        self.overall_result = Result.EX_ERROR
                elif kwargs['test'] == "all":
                    self.run_all()
                else:
                    logger.error("Unknown test case or tier '%s', "
                                 "or not supported by "
                                 "the given scenario '%s'."
                                 % (kwargs['test'],
                                    CONST.__getattribute__('DEPLOY_SCENARIO')))
                    logger.debug("Available tiers are:\n\n%s",
                                 self._tiers)
                    return Result.EX_ERROR
            else:
                self.run_all()
        except BlockingTestFailed:
            pass
        except Exception:
            logger.exception("Failures when running testcase(s)")
            self.overall_result = Result.EX_ERROR
        if not self._tiers.get_test(kwargs['test']):
            self.summary(self._tiers.get_tier(kwargs['test']))
        logger.info("Execution exit value: %s" % self.overall_result)
        return self.overall_result

    def summary(self, tier=None):
        msg = prettytable.PrettyTable(
            header_style='upper', padding_width=5,
            field_names=['env var', 'value'])
        for env_var in ['INSTALLER_TYPE', 'DEPLOY_SCENARIO', 'BUILD_TAG',
                        'CI_LOOP']:
            msg.add_row([env_var, CONST.__getattribute__(env_var)])
        logger.info("Deployment description:\n\n%s\n", msg)
        msg = prettytable.PrettyTable(
            header_style='upper', padding_width=5,
            field_names=['test case', 'project', 'tier',
                         'duration', 'result'])
        tiers = [tier] if tier else self._tiers.get_tiers()
        for tier in tiers:
            for test in tier.get_tests():
                try:
                    test_case = self.executed_test_cases[test.get_name()]
                except KeyError:
                    msg.add_row([test.get_name(), test.get_project(),
                                 tier.get_name(), "00:00", "SKIP"])
                else:
                    result = 'PASS' if(test_case.is_successful(
                        ) == test_case.EX_OK) else 'FAIL'
                    msg.add_row(
                        [test_case.case_name, test_case.project_name,
                         self._tiers.get_tier_name(test_case.case_name),
                         test_case.get_duration(), result])
            for test in tier.get_skipped_test():
                msg.add_row([test.get_name(), test.get_project(),
                             tier.get_name(), "00:00", "SKIP"])
        logger.info("FUNCTEST REPORT:\n\n%s\n", msg)


def main():
    logging.config.fileConfig(pkg_resources.resource_filename(
        'functest', 'ci/logging.ini'))
    parser = RunTestsParser()
    args = parser.parse_args(sys.argv[1:])
    runner = Runner()
    return runner.main(**args).value