aboutsummaryrefslogtreecommitdiffstats
path: root/functest/utils/functest_utils.py
blob: 3fafd4bf2d4decca049089b936249ebcf297a2b6 (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
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
#!/usr/bin/env python
#
# jose.lausuch@ericsson.com
# valentin.boucher@orange.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
#
import json
import os
import re
import shutil
import subprocess
import sys
import urllib2
from datetime import datetime as dt

import dns.resolver
import requests
import yaml
from git import Repo

import functest.utils.functest_logger as ft_logger

logger = ft_logger.Logger("functest_utils").getLogger()


# ----------------------------------------------------------
#
#               INTERNET UTILS
#
# -----------------------------------------------------------
def check_internet_connectivity(url='http://www.opnfv.org/'):
    """
    Check if there is access to the internet
    """
    try:
        urllib2.urlopen(url, timeout=5)
        return True
    except urllib2.URLError:
        return False


def download_url(url, dest_path):
    """
    Download a file to a destination path given a URL
    """
    name = url.rsplit('/')[-1]
    dest = dest_path + "/" + name
    try:
        response = urllib2.urlopen(url)
    except (urllib2.HTTPError, urllib2.URLError):
        return False

    with open(dest, 'wb') as f:
        shutil.copyfileobj(response, f)
    return True


# ----------------------------------------------------------
#
#               CI UTILS
#
# -----------------------------------------------------------
def get_git_branch(repo_path):
    """
    Get git branch name
    """
    repo = Repo(repo_path)
    branch = repo.active_branch
    return branch.name


def get_installer_type():
    """
    Get installer type (fuel, apex, joid, compass)
    """
    try:
        installer = os.environ['INSTALLER_TYPE']
    except KeyError:
        logger.error("Impossible to retrieve the installer type")
        installer = "Unknown_installer"

    return installer


def get_scenario():
    """
    Get scenario
    """
    try:
        scenario = os.environ['DEPLOY_SCENARIO']
    except KeyError:
        logger.error("Impossible to retrieve the scenario")
        scenario = "Unknown_scenario"

    return scenario


def get_version():
    """
    Get version
    """
    # Use the build tag to retrieve the version
    # By default version is unknown
    # if launched through CI the build tag has the following format
    # jenkins-<project>-<installer>-<pod>-<job>-<branch>-<id>
    # e.g. jenkins-functest-fuel-opnfv-jump-2-daily-master-190
    # use regex to match branch info
    rule = "daily-(.+?)-[0-9]*"
    build_tag = get_build_tag()
    m = re.search(rule, build_tag)
    if m:
        return m.group(1)
    else:
        return "unknown"


def get_pod_name():
    """
    Get PoD Name from env variable NODE_NAME
    """
    try:
        return os.environ['NODE_NAME']
    except KeyError:
        logger.error(
            "Unable to retrieve the POD name from environment. " +
            "Using pod name 'unknown-pod'")
        return "unknown-pod"


def get_build_tag():
    """
    Get build tag of jenkins jobs
    """
    try:
        build_tag = os.environ['BUILD_TAG']
    except KeyError:
        logger.error("Impossible to retrieve the build tag")
        build_tag = "unknown_build_tag"

    return build_tag


def get_db_url():
    """
    Returns DB URL
    """
    return get_functest_config('results.test_db_url')


def logger_test_results(project, case_name, status, details):
    pod_name = get_pod_name()
    scenario = get_scenario()
    version = get_version()
    build_tag = get_build_tag()

    logger.info(
        "\n"
        "****************************************\n"
        "\t %(p)s/%(n)s results \n\n"
        "****************************************\n"
        "DB:\t%(db)s\n"
        "pod:\t%(pod)s\n"
        "version:\t%(v)s\n"
        "scenario:\t%(s)s\n"
        "status:\t%(c)s\n"
        "build tag:\t%(b)s\n"
        "details:\t%(d)s\n"
        % {'p': project,
            'n': case_name,
            'db': get_db_url(),
            'pod': pod_name,
            'v': version,
            's': scenario,
            'c': status,
            'b': build_tag,
            'd': details})


def push_results_to_db(project, case_name,
                       start_date, stop_date, criteria, details):
    """
    POST results to the Result target DB
    """
    # Retrieve params from CI and conf
    url = get_db_url() + "/results"

    try:
        installer = os.environ['INSTALLER_TYPE']
        scenario = os.environ['DEPLOY_SCENARIO']
        pod_name = os.environ['NODE_NAME']
        build_tag = os.environ['BUILD_TAG']
    except KeyError as e:
        logger.error("Please set env var: " + str(e))
        return False
    rule = "daily-(.+?)-[0-9]*"
    m = re.search(rule, build_tag)
    if m:
        version = m.group(1)
    else:
        logger.error("Please fix BUILD_TAG env var: " + build_tag)
        return False
    test_start = dt.fromtimestamp(start_date).strftime('%Y-%m-%d %H:%M:%S')
    test_stop = dt.fromtimestamp(stop_date).strftime('%Y-%m-%d %H:%M:%S')

    params = {"project_name": project, "case_name": case_name,
              "pod_name": pod_name, "installer": installer,
              "version": version, "scenario": scenario, "criteria": criteria,
              "build_tag": build_tag, "start_date": test_start,
              "stop_date": test_stop, "details": details}

    error = None
    headers = {'Content-Type': 'application/json'}
    try:
        r = requests.post(url, data=json.dumps(params), headers=headers)
        logger.debug(r)
        r.raise_for_status()
    except requests.RequestException as exc:
        if 'r' in locals():
            error = ("Pushing Result to DB(%s) failed: %s" %
                     (r.url, r.content))
        else:
            error = ("Pushing Result to DB(%s) failed: %s" % (url, exc))
    except Exception as e:
        error = ("Error [push_results_to_db("
                 "DB: '%(db)s', "
                 "project: '%(project)s', "
                 "case: '%(case)s', "
                 "pod: '%(pod)s', "
                 "version: '%(v)s', "
                 "scenario: '%(s)s', "
                 "criteria: '%(c)s', "
                 "build_tag: '%(t)s', "
                 "details: '%(d)s')]: "
                 "%(error)s" %
                 {
                     'db': url,
                     'project': project,
                     'case': case_name,
                     'pod': pod_name,
                     'v': version,
                     's': scenario,
                     'c': criteria,
                     't': build_tag,
                     'd': details,
                     'error': e
                 })
    finally:
        if error:
            logger.error(error)
            return False
        return True


def get_resolvconf_ns():
    """
    Get nameservers from current resolv.conf
    """
    nameservers = []
    rconf = open("/etc/resolv.conf", "r")
    line = rconf.readline()
    resolver = dns.resolver.Resolver()
    while line:
        ip = re.search(r"\b(?:[0-9]{1,3}\.){3}[0-9]{1,3}\b", line)
        if ip:
            resolver.nameservers = [str(ip)]
            try:
                result = resolver.query('opnfv.org')[0]
                if result != "":
                    nameservers.append(ip.group())
            except dns.exception.Timeout:
                pass
        line = rconf.readline()
    return nameservers


def get_ci_envvars():
    """
    Get the CI env variables
    """
    ci_env_var = {
        "installer": os.environ.get('INSTALLER_TYPE'),
        "scenario": os.environ.get('DEPLOY_SCENARIO')}
    return ci_env_var


def execute_command(cmd, info=False, error_msg="",
                    verbose=True, output_file=None):
    if not error_msg:
        error_msg = ("The command '%s' failed." % cmd)
    msg_exec = ("Executing command: '%s'" % cmd)
    if verbose:
        if info:
            logger.info(msg_exec)
        else:
            logger.debug(msg_exec)
    p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE,
                         stderr=subprocess.STDOUT)
    if output_file:
        f = open(output_file, "w")
    for line in iter(p.stdout.readline, b''):
        if output_file:
            f.write(line)
        else:
            line = line.replace('\n', '')
            print line
            sys.stdout.flush()
    if output_file:
        f.close()
    p.stdout.close()
    returncode = p.wait()
    if returncode != 0:
        if verbose:
            logger.error(error_msg)

    return returncode


def get_deployment_dir():
    """
    Returns current Rally deployment directory
    """
    deployment_name = get_functest_config('rally.deployment_name')
    rally_dir = get_functest_config('general.directories.dir_rally_inst')
    cmd = ("rally deployment list | awk '/" + deployment_name +
           "/ {print $2}'")
    p = subprocess.Popen(cmd, shell=True,
                         stdout=subprocess.PIPE,
                         stderr=subprocess.STDOUT)
    deployment_uuid = p.stdout.readline().rstrip()
    if deployment_uuid == "":
        logger.error("Rally deployment not found.")
        exit(-1)
    deployment_dir = (rally_dir + "/tempest/for-deployment-" +
                      deployment_uuid)
    return deployment_dir


def get_dict_by_test(testname):
    with open(get_testcases_file_dir()) as f:
        testcases_yaml = yaml.safe_load(f)

    for dic_tier in testcases_yaml.get("tiers"):
        for dic_testcase in dic_tier['testcases']:
            if dic_testcase['name'] == testname:
                return dic_testcase

    logger.error('Project %s is not defined in testcases.yaml' % testname)
    return None


def get_criteria_by_test(testname):
    dict = get_dict_by_test(testname)
    if dict:
        return dict['criteria']
    return None


# ----------------------------------------------------------
#
#               YAML UTILS
#
# -----------------------------------------------------------
def get_parameter_from_yaml(parameter, file):
    """
    Returns the value of a given parameter in file.yaml
    parameter must be given in string format with dots
    Example: general.openstack.image_name
    """
    with open(file) as f:
        file_yaml = yaml.safe_load(f)
    f.close()
    value = file_yaml
    for element in parameter.split("."):
        value = value.get(element)
        if value is None:
            raise ValueError("The parameter %s is not defined in"
                             " config_functest.yaml" % parameter)
    return value


def get_functest_config(parameter):
    yaml_ = os.environ["CONFIG_FUNCTEST_YAML"]
    return get_parameter_from_yaml(parameter, yaml_)


def check_success_rate(case_name, success_rate):
    success_rate = float(success_rate)
    criteria = get_criteria_by_test(case_name)

    def get_criteria_value(op):
        return float(criteria.split(op)[1].rstrip('%'))

    status = 'FAIL'
    ops = ['==', '>=']
    for op in ops:
        if op in criteria:
            c_value = get_criteria_value(op)
            if eval("%s %s %s" % (success_rate, op, c_value)):
                status = 'PASS'
            break

    return status


def merge_dicts(dict1, dict2):
    for k in set(dict1.keys()).union(dict2.keys()):
        if k in dict1 and k in dict2:
            if isinstance(dict1[k], dict) and isinstance(dict2[k], dict):
                yield (k, dict(merge_dicts(dict1[k], dict2[k])))
            else:
                yield (k, dict2[k])
        elif k in dict1:
            yield (k, dict1[k])
        else:
            yield (k, dict2[k])


def get_testcases_file_dir():
    return "/home/opnfv/repos/functest/functest/ci/testcases.yaml"


def get_functest_yaml():
    with open(os.environ["CONFIG_FUNCTEST_YAML"]) as f:
        functest_yaml = yaml.safe_load(f)
    f.close()
    return functest_yaml


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