aboutsummaryrefslogtreecommitdiffstats
path: root/functest/ci/prepare_env.py
blob: da3e62450138b3b2b377a54d6cc342ef5e94ca56 (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
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
#!/usr/bin/env python
#
# 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 json
import logging
import logging.config
import os
import pkg_resources
import re
import subprocess
import sys
import fileinput

import yaml

import functest.utils.functest_utils as ft_utils
import functest.utils.openstack_utils as os_utils
from functest.utils.constants import CONST

from opnfv.utils import constants as opnfv_constants
from opnfv.deployment import factory

actions = ['start', 'check']

""" logging configuration """
logger = logging.getLogger('functest.ci.prepare_env')
handler = None
# set the architecture to default
pod_arch = None
arch_filter = ['aarch64']

CONFIG_FUNCTEST_PATH = pkg_resources.resource_filename(
            'functest', 'ci/config_functest.yaml')
CONFIG_PATCH_PATH = pkg_resources.resource_filename(
            'functest', 'ci/config_patch.yaml')
CONFIG_AARCH64_PATCH_PATH = pkg_resources.resource_filename(
            'functest', 'ci/config_aarch64_patch.yaml')
RALLY_CONF_PATH = "/etc/rally/rally.conf"
RALLY_AARCH64_PATCH_PATH = pkg_resources.resource_filename(
            'functest', 'ci/rally_aarch64_patch.conf')


class PrepareEnvParser(object):

    def __init__(self):
        self.parser = argparse.ArgumentParser()
        self.parser.add_argument("action", help="Possible actions are: "
                                 "'{d[0]}|{d[1]}' ".format(d=actions),
                                 choices=actions)
        self.parser.add_argument("-d", "--debug", help="Debug mode",
                                 action="store_true")

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


def print_separator():
    logger.info("==============================================")


def check_env_variables():
    print_separator()
    logger.info("Checking environment variables...")

    if CONST.__getattribute__('INSTALLER_TYPE') is None:
        logger.warning("The env variable 'INSTALLER_TYPE' is not defined.")
        CONST.__setattr__('INSTALLER_TYPE', 'undefined')
    else:
        if (CONST.__getattribute__('INSTALLER_TYPE') not in
                opnfv_constants.INSTALLERS):
            logger.warning("INSTALLER_TYPE=%s is not a valid OPNFV installer. "
                           "Available OPNFV Installers are : %s. "
                           "Setting INSTALLER_TYPE=undefined."
                           % (CONST.__getattribute__('INSTALLER_TYPE'),
                              opnfv_constants.INSTALLERS))
            CONST.__setattr__('INSTALLER_TYPE', 'undefined')
        else:
            logger.info("    INSTALLER_TYPE=%s"
                        % CONST.__getattribute__('INSTALLER_TYPE'))

    if CONST.__getattribute__('INSTALLER_IP') is None:
        logger.warning(
            "The env variable 'INSTALLER_IP' is not defined. It is recommended"
            " to extract some information from the deployment")
    else:
        logger.info("    INSTALLER_IP=%s" %
                    CONST.__getattribute__('INSTALLER_IP'))

    if CONST.__getattribute__('DEPLOY_SCENARIO') is None:
        logger.warning("The env variable 'DEPLOY_SCENARIO' is not defined. "
                       "Setting CI_SCENARIO=undefined.")
        CONST.__setattr__('DEPLOY_SCENARIO', 'undefined')
    else:
        logger.info("    DEPLOY_SCENARIO=%s"
                    % CONST.__getattribute__('DEPLOY_SCENARIO'))
    if CONST.__getattribute__('CI_DEBUG'):
        logger.info("    CI_DEBUG=%s" % CONST.__getattribute__('CI_DEBUG'))

    if CONST.__getattribute__('NODE_NAME'):
        logger.info("    NODE_NAME=%s" % CONST.__getattribute__('NODE_NAME'))

    if CONST.__getattribute__('BUILD_TAG'):
        logger.info("    BUILD_TAG=%s" % CONST.__getattribute__('BUILD_TAG'))

    if CONST.__getattribute__('IS_CI_RUN'):
        logger.info("    IS_CI_RUN=%s" % CONST.__getattribute__('IS_CI_RUN'))


def get_deployment_handler():
    global handler
    global pod_arch

    installer_params_yaml = pkg_resources.resource_filename(
            'functest', 'ci/installer_params.yaml')
    if (CONST.__getattribute__('INSTALLER_IP') and
        CONST.__getattribute__('INSTALLER_TYPE') and
            CONST.__getattribute__('INSTALLER_TYPE') in
            opnfv_constants.INSTALLERS):
        try:
            installer_params = ft_utils.get_parameter_from_yaml(
                CONST.__getattribute__('INSTALLER_TYPE'),
                installer_params_yaml)
        except ValueError as e:
            logger.debug('Printing deployment info is not supported for %s' %
                         CONST.__getattribute__('INSTALLER_TYPE'))
            logger.debug(e)
        else:
            user = installer_params.get('user', None)
            password = installer_params.get('password', None)
            pkey = installer_params.get('pkey', None)
            try:
                handler = factory.Factory.get_handler(
                    installer=CONST.__getattribute__('INSTALLER_TYPE'),
                    installer_ip=CONST.__getattribute__('INSTALLER_IP'),
                    installer_user=user,
                    installer_pwd=password,
                    pkey_file=pkey)
                if handler:
                    pod_arch = handler.get_arch()
            except Exception as e:
                logger.debug("Cannot get deployment information. %s" % e)


def create_directories():
    print_separator()
    logger.info("Creating needed directories...")
    if not os.path.exists(CONST.__getattribute__('dir_functest_conf')):
        os.makedirs(CONST.__getattribute__('dir_functest_conf'))
        logger.info("    %s created." %
                    CONST.__getattribute__('dir_functest_conf'))
    else:
        logger.debug("   %s already exists." %
                     CONST.__getattribute__('dir_functest_conf'))

    if not os.path.exists(CONST.__getattribute__('dir_functest_data')):
        os.makedirs(CONST.__getattribute__('dir_functest_data'))
        logger.info("    %s created." %
                    CONST.__getattribute__('dir_functest_data'))
    else:
        logger.debug("   %s already exists." %
                     CONST.__getattribute__('dir_functest_data'))
    if not os.path.exists(CONST.__getattribute__('dir_functest_images')):
        os.makedirs(CONST.__getattribute__('dir_functest_images'))
        logger.info("    %s created." %
                    CONST.__getattribute__('dir_functest_images'))
    else:
        logger.debug("   %s already exists." %
                     CONST.__getattribute__('dir_functest_images'))


def source_rc_file():
    print_separator()

    if CONST.__getattribute__('openstack_creds') is None:
        logger.warning("The environment variable 'creds' must be set and"
                       "pointing to the local RC file. Using default: "
                       "/home/opnfv/functest/conf/openstack.creds ...")
        os.path.join(
            CONST.__getattribute__('dir_functest_conf'), 'openstack.creds')

    if not os.path.isfile(CONST.__getattribute__('openstack_creds')):
        raise Exception(
            "OpenStack credentials file not provided. "
            "The OpenStack credentials must be in {}"
            .format(CONST.__getattribute__('openstack_creds')))
    else:
        logger.info("RC file provided in %s."
                    % CONST.__getattribute__('openstack_creds'))
        if os.path.getsize(CONST.__getattribute__('openstack_creds')) == 0:
            raise Exception(
                "The OpenStack RC file {} is empty."
                .format(CONST.__getattribute__('openstack_creds')))

    logger.info("Sourcing the OpenStack RC file...")
    os_utils.source_credentials(CONST.__getattribute__('openstack_creds'))
    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)


def update_config_file():
    patch_file(CONFIG_PATCH_PATH)

    if pod_arch and pod_arch in arch_filter:
        patch_file(CONFIG_AARCH64_PATCH_PATH)

    if "TEST_DB_URL" in os.environ:
        update_db_url()


def patch_file(patch_file_path):
    logger.debug('Updating file: %s', patch_file_path)
    with open(patch_file_path) as f:
        patch_file = yaml.safe_load(f)

    updated = False
    for key in patch_file:
        if key in CONST.__getattribute__('DEPLOY_SCENARIO'):
            new_functest_yaml = dict(ft_utils.merge_dicts(
                ft_utils.get_functest_yaml(), patch_file[key]))
            updated = True

    if updated:
        os.remove(CONFIG_FUNCTEST_PATH)
        with open(CONFIG_FUNCTEST_PATH, "w") as f:
            f.write(yaml.dump(new_functest_yaml, default_style='"'))


def update_db_url():
    with open(CONFIG_FUNCTEST_PATH) as f:
        functest_yaml = yaml.safe_load(f)

    with open(CONFIG_FUNCTEST_PATH, "w") as f:
        functest_yaml["results"]["test_db_url"] = os.environ.get('TEST_DB_URL')
        f.write(yaml.dump(functest_yaml, default_style='"'))


def verify_deployment():
    print_separator()
    logger.info("Verifying OpenStack services...")
    cmd = "check_os.sh"

    logger.debug("Executing command: %s" % cmd)
    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)

    while p.poll() is None:
        line = p.stdout.readline().rstrip()
        if "ERROR" in line:
            logger.error(line)
            raise Exception("Problem while running '{}'.".format(cmd))
        logger.info(line)


def install_rally():
    print_separator()

    if pod_arch and pod_arch in arch_filter:
        logger.info("Apply aarch64 specific to rally config...")
        with open(RALLY_AARCH64_PATCH_PATH, "r") as f:
            rally_patch_conf = f.read()

        for line in fileinput.input(RALLY_CONF_PATH, inplace=1):
            print line,
            if "cirros|testvm" in line:
                print rally_patch_conf

    logger.info("Creating Rally environment...")

    cmd = "rally deployment destroy opnfv-rally"
    ft_utils.execute_command(cmd, error_msg=(
        "Deployment %s does not exist."
        % CONST.__getattribute__('rally_deployment_name')),
        verbose=False)

    rally_conf = os_utils.get_credentials_for_rally()
    with open('rally_conf.json', 'w') as fp:
        json.dump(rally_conf, fp)
    cmd = ("rally deployment create "
           "--file=rally_conf.json --name={0}"
           .format(CONST.__getattribute__('rally_deployment_name')))
    error_msg = "Problem while creating Rally deployment"
    ft_utils.execute_command_raise(cmd, error_msg=error_msg)

    cmd = "rally deployment check"
    error_msg = "OpenStack not responding or faulty Rally deployment."
    ft_utils.execute_command_raise(cmd, error_msg=error_msg)

    cmd = "rally deployment list"
    ft_utils.execute_command(cmd,
                             error_msg=("Problem while listing "
                                        "Rally deployment."))

    cmd = "rally plugin list | head -5"
    ft_utils.execute_command(cmd,
                             error_msg=("Problem while showing "
                                        "Rally plugins."))


def install_tempest():
    logger.info("Installing tempest from existing repo...")
    cmd = ("rally verify list-verifiers | "
           "grep '{0}' | wc -l".format(
               CONST.__getattribute__('tempest_deployment_name')))
    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)
    while p.poll() is None:
        line = p.stdout.readline().rstrip()
        if str(line) == '0':
            logger.debug("Tempest %s does not exist" %
                         CONST.__getattribute__('tempest_deployment_name'))
            cmd = ("rally verify create-verifier --source {0} "
                   "--name {1} --type tempest --system-wide"
                   .format(CONST.__getattribute__('dir_repo_tempest'),
                           CONST.__getattribute__('tempest_deployment_name')))
            error_msg = "Problem while installing Tempest."
            ft_utils.execute_command_raise(cmd, error_msg=error_msg)


def create_flavor():
    _, flavor_id = os_utils.get_or_create_flavor('m1.tiny',
                                                 '512',
                                                 '1',
                                                 '1',
                                                 public=True)
    if flavor_id is None:
        raise Exception('Failed to create flavor')


def check_environment():
    msg_not_active = "The Functest environment is not installed."
    if not os.path.isfile(CONST.__getattribute__('env_active')):
        raise Exception(msg_not_active)

    with open(CONST.__getattribute__('env_active'), "r") as env_file:
        s = env_file.read()
        if not re.search("1", s):
            raise Exception(msg_not_active)

    logger.info("Functest environment is installed.")


def print_deployment_info():
    if handler:
        logger.info('\n\nDeployment information:\n%s' %
                    handler.get_deployment_info())


def prepare_env(**kwargs):
    try:
        if not (kwargs['action'] in actions):
            logger.error('Argument not valid.')
            return -1
        elif kwargs['action'] == "start":
            logger.info("######### Preparing Functest environment #########\n")
            check_env_variables()
            create_directories()
            source_rc_file()
            update_config_file()
            verify_deployment()
            install_rally()
            install_tempest()
            create_flavor()
            with open(CONST.__getattribute__('env_active'), "w") as env_file:
                env_file.write("1")
            check_environment()
        elif kwargs['action'] == "check":
            check_environment()
    except Exception as e:
        logger.error(e)
        return -1
    return 0


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