43777f9820
Because test attributes can constantly change in test lists, refstack-client should have a native argument for passing in test lists (instead of '-- --load-list') Refstack-client will normalize the tests in the given list by matching it to test IDs in the current Tempest environment. Closes-Bug: #1475407 Change-Id: I1e3f026f5cd706cf73b6febfce98cb96b742d4d6
479 lines
19 KiB
Python
Executable File
479 lines
19 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright (c) 2014 Piston Cloud Computing, Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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"""
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Run Tempest and upload results to Refstack.
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This module runs the Tempest test suite on an OpenStack environment given a
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Tempest configuration file.
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"""
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import argparse
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import binascii
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import ConfigParser
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import itertools
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import json
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import logging
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import os
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import subprocess
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import time
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from Crypto.Hash import SHA256
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from Crypto.PublicKey import RSA
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from Crypto.Signature import PKCS1_v1_5
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from keystoneclient.v2_0 import client as ksclient
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import requests
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import requests.exceptions
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import six.moves
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from subunit_processor import SubunitProcessor
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from list_parser import TestListParser
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def get_input():
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"""
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Wrapper for raw_input. Necessary for testing.
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"""
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return raw_input().lower() # pragma: no cover
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class RefstackClient:
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log_format = "%(asctime)s %(name)s:%(lineno)d %(levelname)s %(message)s"
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def __init__(self, args):
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'''Prepare a tempest test against a cloud.'''
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self.logger = logging.getLogger("refstack_client")
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self.console_log_handle = logging.StreamHandler()
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self.console_log_handle.setFormatter(
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logging.Formatter(self.log_format))
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self.logger.addHandler(self.console_log_handle)
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self.args = args
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self.tempest_dir = '.tempest'
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if self.args.verbose > 1:
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self.logger.setLevel(logging.DEBUG)
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elif self.args.verbose == 1:
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self.logger.setLevel(logging.INFO)
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else:
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self.logger.setLevel(logging.ERROR)
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def _prep_test(self):
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'''Prepare a tempest test against a cloud.'''
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# Check that the config file exists.
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if not os.path.isfile(self.args.conf_file):
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self.logger.error("Conf file not valid: %s" % self.args.conf_file)
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exit(1)
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# Check that the Tempest directory is an existing directory.
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if not os.path.isdir(self.tempest_dir):
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self.logger.error("Tempest directory given is not a directory or "
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"does not exist: %s" % self.tempest_dir)
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exit(1)
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self.tempest_script = os.path.join(self.tempest_dir,
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'run_tempest.sh')
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self.conf_file = self.args.conf_file
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self.conf = ConfigParser.SafeConfigParser()
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self.conf.read(self.args.conf_file)
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self.tempest_script = os.path.join(self.tempest_dir,
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'run_tempest.sh')
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def _prep_upload(self):
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'''Prepare an upload to the Refstack_api'''
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if not os.path.isfile(self.args.file):
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self.logger.error("File not valid: %s" % self.args.file)
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exit(1)
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self.upload_file = self.args.file
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def _get_next_stream_subunit_output_file(self, tempest_dir):
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'''This method reads from the next-stream file in the .testrepository
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directory of the given Tempest path. The integer here is the name
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of the file where subunit output will be saved to.'''
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try:
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subunit_file = open(os.path.join(
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tempest_dir, '.testrepository',
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'next-stream'), 'r').read().rstrip()
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except (IOError, OSError):
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self.logger.debug('The .testrepository/next-stream file was not '
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'found. Assuming subunit results will be stored '
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'in file 0.')
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# Testr saves the first test stream to .testrepository/0 when
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# there is a newly generated .testrepository directory.
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subunit_file = "0"
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return os.path.join(tempest_dir, '.testrepository', subunit_file)
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def _get_cpid_from_keystone(self, conf_file):
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'''This will get the Keystone service ID which is used as the CPID.'''
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try:
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args = {'auth_url': conf_file.get('identity', 'uri'),
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'username': conf_file.get('identity', 'admin_username'),
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'password': conf_file.get('identity', 'admin_password')}
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if self.conf.has_option('identity', 'admin_tenant_id'):
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args['tenant_id'] = conf_file.get('identity',
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'admin_tenant_id')
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else:
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args['tenant_name'] = conf_file.get('identity',
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'admin_tenant_name')
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client = ksclient.Client(**args)
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services = client.services.list()
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for service in services:
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if service.type == "identity":
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return service.id
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except ConfigParser.Error as e:
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# Most likely a missing section or option in the config file.
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self.logger.error("Invalid Config File: %s" % e)
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exit(1)
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def _form_result_content(self, cpid, duration, results):
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'''This method will create the content for the request. The spec at
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github.com/stackforge/refstack/blob/master/specs/approved/api-v1.md.
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defines the format expected by the API.'''
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content = {}
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content['cpid'] = cpid
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content['duration_seconds'] = duration
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content['results'] = results
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return content
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def _save_json_results(self, results, path):
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'''Save the output results from the Tempest run as a JSON file'''
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file = open(path, "w+")
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file.write(json.dumps(results, indent=4, separators=(',', ': ')))
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file.close()
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def _user_query(self, q):
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"""Ask user a query. Return true if user agreed (yes/y)"""
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if self.args.quiet:
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return True
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try:
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inp = six.moves.input(q + ' (yes/y): ')
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except KeyboardInterrupt:
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return
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else:
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return inp.lower() in ('yes', 'y')
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def get_passed_tests(self, result_file):
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'''Get a list of tests IDs that passed Tempest from a subunit file.'''
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subunit_processor = SubunitProcessor(result_file)
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results = subunit_processor.process_stream()
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return results
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def post_results(self, url, content, sign_with=None):
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'''Post the combined results back to the server.'''
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endpoint = '%s/v1/results/' % url
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headers = {'Content-type': 'application/json'}
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data = json.dumps(content)
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self.logger.debug('API request content: %s ' % content)
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if sign_with:
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data_hash = SHA256.new()
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data_hash.update(data.encode('utf-8'))
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with open(sign_with) as key_pair_file:
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try:
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key = RSA.importKey(key_pair_file.read())
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except (IOError, ValueError) as e:
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self.logger.info('Error during upload key pair %s'
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'' % key_pair_file)
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self.logger.exception(e)
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return
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signer = PKCS1_v1_5.new(key)
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sign = signer.sign(data_hash)
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headers['X-Signature'] = binascii.b2a_hex(sign)
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headers['X-Public-Key'] = key.publickey().exportKey('OpenSSH')
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try:
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response = requests.post(endpoint,
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data=data,
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headers=headers,
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verify=self.args.insecure)
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self.logger.info(endpoint + " Response: " + str(response.text))
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except Exception as e:
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self.logger.info('Failed to post %s - %s ' % (endpoint, e))
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self.logger.exception(e)
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return
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if response.status_code == 201:
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resp = response.json()
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print 'Test results uploaded!\nURL: %s' % resp.get('url', '')
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def test(self):
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'''Execute Tempest test against the cloud.'''
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self._prep_test()
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results_file = self._get_next_stream_subunit_output_file(
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self.tempest_dir)
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cpid = self._get_cpid_from_keystone(self.conf)
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self.logger.info("Starting Tempest test...")
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start_time = time.time()
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# Run the tempest script, specifying the conf file, the flag
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# telling it to use a virtual environment (-V), and the flag
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# telling it to run the tests serially (-t).
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cmd = [self.tempest_script, '-C', self.conf_file, '-V', '-t']
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# If a test list was specified, have it take precedence.
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if self.args.test_list:
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self.logger.info("Normalizing test list...")
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parser = TestListParser(os.path.abspath(self.tempest_dir))
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parser.setup_venv(self.logger.getEffectiveLevel())
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list_file = parser.get_normalized_test_list(self.args.test_list)
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if list_file:
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cmd += ('--', '--load-list', list_file)
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else:
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self.logger.error("Error normalizing passed in test list.")
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exit(1)
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elif 'arbitrary_args' in self.args:
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# Add the tempest test cases to test as arguments. If no test
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# cases are specified, then all Tempest API tests will be run.
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cmd += self.args.arbitrary_args
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else:
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cmd += ['--', "tempest.api"]
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# If there were two verbose flags, show tempest results.
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if self.args.verbose > 1:
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stderr = None
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else:
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# Suppress tempest results output. Note that testr prints
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# results to stderr.
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stderr = open(os.devnull, 'w')
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# Execute the tempest test script in a subprocess.
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process = subprocess.Popen(cmd, stderr=stderr)
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process.communicate()
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# If the subunit file was created, then the Tempest test was at least
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# started successfully.
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if os.path.isfile(results_file):
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end_time = time.time()
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elapsed = end_time - start_time
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duration = int(elapsed)
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self.logger.info('Tempest test complete.')
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self.logger.info('Subunit results located in: %s' % results_file)
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results = self.get_passed_tests(results_file)
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self.logger.info("Number of passed tests: %d" % len(results))
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content = self._form_result_content(cpid, duration, results)
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if self.args.result_tag:
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file_name = os.path.basename(results_file)
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directory = os.path.dirname(results_file)
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file_name = '-'.join([self.args.result_tag, file_name])
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results_file = os.path.join(directory, file_name)
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json_path = results_file + ".json"
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self._save_json_results(content, json_path)
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self.logger.info('JSON results saved in: %s' % json_path)
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# If the user specified the upload argument, then post
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# the results.
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if self.args.upload:
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self.post_results(self.args.url, content,
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sign_with=self.args.priv_key)
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else:
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self.logger.error("Problem executing Tempest script. Exit code %d",
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process.returncode)
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def upload(self):
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'''Perform upload to Refstack URL.'''
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self._prep_upload()
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json_file = open(self.upload_file)
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json_data = json.load(json_file)
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json_file.close()
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if self._user_query('Test results will be uploaded to %s. '
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'Ok?' % self.args.url):
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self.post_results(self.args.url, json_data,
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sign_with=self.args.priv_key)
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def yield_results(self, url, start_page=1,
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start_date='', end_date='', cpid=''):
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endpoint = '%s/v1/results/' % url
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headers = {'Content-type': 'application/json'}
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for page in itertools.count(start_page):
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params = {'page': page}
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for param in ('start_date', 'end_date', 'cpid'):
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if locals()[param]:
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params.update({param: locals()[param]})
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try:
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resp = requests.get(endpoint, headers=headers, params=params)
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resp.raise_for_status()
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except requests.exceptions.HTTPError as e:
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self.logger.info('Failed to list %s - %s ' % (endpoint, e))
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raise StopIteration
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else:
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resp = resp.json()
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results = resp.get('results', [])
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yield results
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if resp['pagination']['total_pages'] == page:
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raise StopIteration
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def list(self):
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"""Retrieve list with last test results from Refstack."""
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results = self.yield_results(self.args.url,
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start_date=self.args.start_date,
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end_date=self.args.end_date)
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for page_of_results in results:
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for r in page_of_results:
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print('%s - %s' % (r['created_at'], r['url']))
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try:
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six.moves.input('Press Enter to go to next page...')
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except KeyboardInterrupt:
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return
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def parse_cli_args(args=None):
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usage_string = ('refstack-client [-h] <ARG> ...\n\n'
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'To see help on specific argument, do:\n'
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'refstack-client <ARG> -h')
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parser = argparse.ArgumentParser(description='Refstack-client arguments',
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formatter_class=argparse.
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ArgumentDefaultsHelpFormatter,
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usage=usage_string)
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subparsers = parser.add_subparsers(help='Available subcommands.')
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# Arguments that go with all subcommands.
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shared_args = argparse.ArgumentParser(add_help=False)
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shared_args.add_argument('-v', '--verbose',
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action='count',
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help='Show verbose output.')
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shared_args.add_argument('--url',
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action='store',
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required=False,
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default=os.environ.get(
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'REFSTACK_URL', 'http://api.refstack.net'),
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type=str,
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help='Refstack API URL to upload results to. '
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'Defaults to env[REFSTACK_URL] or '
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'http://api.refstack.net if it is not set '
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'(--url http://localhost:8000).')
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shared_args.add_argument('-k', '--insecure',
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action='store_false',
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dest='insecure',
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required=False,
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help='Assume Yes to all prompt queries')
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shared_args.add_argument('-i', '--sign',
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type=str,
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required=False,
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dest='priv_key',
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help='Private RSA key. '
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'OpenSSH RSA keys format supported ('
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'-i ~/.ssh/id-rsa)')
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shared_args.add_argument('-y',
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action='store_true',
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dest='quiet',
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required=False,
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help='Assume Yes to all prompt queries')
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# Upload command
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parser_upload = subparsers.add_parser(
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'upload', parents=[shared_args],
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help='Upload an existing result file.'
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)
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parser_upload.add_argument('file',
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type=str,
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help='Path of JSON results file.')
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parser_upload.set_defaults(func="upload")
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# Test command
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parser_test = subparsers.add_parser(
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'test', parents=[shared_args],
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help='Run Tempest against a cloud.')
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parser_test.add_argument('-c', '--conf-file',
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action='store',
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required=True,
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dest='conf_file',
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type=str,
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help='Path of the Tempest configuration file to '
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'use.')
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parser_test.add_argument('-r', '--result-file-tag',
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action='store',
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required=False,
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dest='result_tag',
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type=str,
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help='Specify a string to prefix the result '
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'file with to easier distinguish them. ')
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parser_test.add_argument('--test-list',
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action='store',
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required=False,
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dest='test_list',
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type=str,
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help='Specify the file path or URL of a test '
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'list text file. This test list will '
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'contain specific test cases that should '
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'be tested.')
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parser_test.add_argument('-u', '--upload',
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action='store_true',
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required=False,
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help='After running Tempest, upload the test '
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'results to the default Refstack API server '
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'or the server specified by --url.')
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# This positional argument will allow arbitrary arguments to be passed in
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# with the usage of '--'.
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parser_test.add_argument('arbitrary_args',
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nargs=argparse.REMAINDER,
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help='After the first "--", you can pass '
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'arbitrary arguments to the Tempest runner. '
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'This can be used for running specific test '
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'cases or test lists. Some examples are: '
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'-- tempest.api.compute.images.test_list_'
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'image_filters '
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'-- --load-list /tmp/test-list.txt')
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parser_test.set_defaults(func="test")
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# List command
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parser_list = subparsers.add_parser(
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'list', parents=[shared_args],
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help='List last results from Refstack')
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parser_list.add_argument('--start-date',
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required=False,
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dest='start_date',
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type=str,
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help='Specify a date for start listing of '
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'test results '
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'(e.g. --start-date "2015-04-24 01:23:56").')
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parser_list.add_argument('--end-date',
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required=False,
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dest='end_date',
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type=str,
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help='Specify a date for end listing of '
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'test results '
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'(e.g. --end-date "2015-04-24 01:23:56").')
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parser_list.set_defaults(func='list')
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return parser.parse_args(args=args)
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