Added support for offline testing

Expanded the image_metadata used by the tests for overriding default
images for not only supporting 3part images but also to support offline
testing as required by Functest.

JIRA: SNAPS-67

Change-Id: I6975e7b51fa879fe984af64402939c465df95184
Signed-off-by: spisarski <s.pisarski@cablelabs.com>

1 files changed, 200 insertions, 0 deletions

diff --git a/snaps/custom_image_test_runner.py b/snaps/custom_image_test_runner.py
new file mode 100644
index 0000000..a3e3897
--- /dev/null
+++ b/snaps/custom_image_test_runner.py
@@ -0,0 +1,200 @@
+# Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
+#                    and others.  All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+import argparse
+import logging
+import os
+import unittest
+
+from snaps import test_suite_builder
+from snaps.openstack.create_image import OpenStackImage
+from snaps.openstack.tests import openstack_tests
+from snaps.openstack.tests.os_source_file_test import OSComponentTestCase
+from snaps.openstack.utils.tests.glance_utils_tests import GlanceUtilsTests
+
+__author__ = 'spisarski'
+
+logger = logging.getLogger('custom_image_test_runner')
+
+ARG_NOT_SET = "argument not set"
+LOG_LEVELS = {'FATAL': logging.FATAL, 'CRITICAL': logging.CRITICAL, 'ERROR': logging.ERROR, 'WARN': logging.WARN,
+              'INFO': logging.INFO, 'DEBUG': logging.DEBUG}
+
+
+def __run_tests(source_filename, ext_net_name, proxy_settings, ssh_proxy_cmd, use_keystone, use_floating_ips,
+                log_level):
+    """
+    Compiles the tests that should run
+    :param source_filename: the OpenStack credentials file (required)
+    :param ext_net_name: the name of the external network to use for floating IPs (required)
+    :param proxy_settings: <host>:<port> of the proxy server (optional)
+    :param ssh_proxy_cmd: the command used to connect via SSH over some proxy server (optional)
+    :param use_keystone: when true, tests creating users and projects will be exercised and must be run on a host that
+                         has access to the cloud's administrative network
+    :param use_floating_ips: when true, tests requiring floating IPs will be executed
+    :param log_level: the logging level
+    :return:
+    """
+    os_creds = openstack_tests.get_credentials(os_env_file=source_filename, proxy_settings_str=proxy_settings,
+                                               ssh_proxy_cmd=ssh_proxy_cmd)
+    # To ensure any files referenced via a relative path will begin from the diectory in which this file resides
+    os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
+    image_creators = __create_images(os_creds)
+
+    meta_list = list()
+
+    # Create images from default
+    meta_list.append(None)
+
+    # Create images from specified URL
+    meta_list.append(
+        {'glance_tests': {'disk_url': openstack_tests.CIRROS_DEFAULT_IMAGE_URL},
+         'cirros': {'disk_url': openstack_tests.CIRROS_DEFAULT_IMAGE_URL},
+         'centos': {'disk_url': openstack_tests.CENTOS_DEFAULT_IMAGE_URL},
+         'ubuntu': {'disk_url': openstack_tests.UBUNTU_DEFAULT_IMAGE_URL}})
+
+    # Create images from file
+    meta_list.append(
+        {'glance_tests': {'disk_file': '../images/cirros-0.3.4-x86_64-disk.img'},
+         'cirros': {'disk_file': '../images/cirros-0.3.4-x86_64-disk.img'},
+         'centos': {'disk_file': '../images/CentOS-7-x86_64-GenericCloud.qcow2'},
+         'ubuntu': {'disk_file': '../images/ubuntu-14.04-server-cloudimg-amd64-disk1.img'}})
+
+    # Create images from Existing
+    meta_list.append(
+        {'glance_tests': {'disk_file': '../images/cirros-0.3.4-x86_64-disk.img'},
+         'cirros': {'config': {'name': image_creators['cirros'].image_settings.name,
+                               'exists': True, 'image_user': 'cirros'}},
+         'centos': {'config': {'name': image_creators['centos'].image_settings.name,
+                               'exists': True, 'image_user': 'centos'}},
+         'ubuntu': {'config': {'name': image_creators['ubuntu'].image_settings.name,
+                               'exists': True, 'image_user': 'ubuntu'}}})
+
+    failure_count = 0
+    error_count = 0
+
+    try:
+        for metadata in meta_list:
+            logger.info('Starting tests with image metadata of - ' + str(metadata))
+            suite = unittest.TestSuite()
+
+            # Long running integration type tests
+            suite.addTest(OSComponentTestCase.parameterize(
+                GlanceUtilsTests, os_creds=os_creds, ext_net_name=ext_net_name, image_metadata=metadata,
+                log_level=log_level))
+
+            test_suite_builder.add_openstack_integration_tests(
+                suite=suite, os_creds=os_creds, ext_net_name=ext_net_name, use_keystone=use_keystone,
+                image_metadata=metadata, use_floating_ips=use_floating_ips, log_level=log_level)
+
+            result = unittest.TextTestRunner(verbosity=2).run(suite)
+            if result.errors:
+                logger.error('Number of errors in test suite - ' + str(len(result.errors)))
+                for test, message in result.errors:
+                    logger.error(str(test) + " ERROR with " + message)
+                    error_count += 1
+
+            if result.failures:
+                logger.error('Number of failures in test suite - ' + str(len(result.failures)))
+                for test, message in result.failures:
+                    logger.error(str(test) + " FAILED with " + message)
+                    failure_count += 1
+
+            if (result.errors and len(result.errors) > 0) or (result.failures and len(result.failures) > 0):
+                logger.error('See above for test failures')
+            else:
+                logger.info('All tests completed successfully in run')
+
+        logger.info('Total number of errors = ' + str(error_count))
+        logger.info('Total number of failures = ' + str(failure_count))
+
+        if error_count + failure_count > 0:
+            exit(1)
+    except Exception as e:
+        logger.warn('Unexpected error running tests - %s', e)
+        pass
+    finally:
+        for image_creator in image_creators.values():
+            try:
+                image_creator.clean()
+            except Exception as e:
+                logger.error('Exception thrown while cleaning image - %s', e)
+
+
+def __create_images(os_creds):
+    """
+    Returns a dictionary of 
+    :param os_creds: 
+    :return: 
+    """
+    image_meta = {'cirros': {'disk_url': openstack_tests.CIRROS_DEFAULT_IMAGE_URL,
+                             'kernel_url': openstack_tests.CIRROS_DEFAULT_KERNEL_IMAGE_URL,
+                             'ramdisk_url': openstack_tests.CIRROS_DEFAULT_RAMDISK_IMAGE_URL},
+                  'centos': {'disk_file': '../images/CentOS-7-x86_64-GenericCloud.qcow2'},
+                  'ubuntu': {'disk_file': '../images/ubuntu-14.04-server-cloudimg-amd64-disk1.img'}}
+    cirros_image_settings = openstack_tests.cirros_image_settings(name='static_image_test-cirros',
+                                                                  image_metadata=image_meta, public=True)
+    centos_image_settings = openstack_tests.centos_image_settings(name='static_image_test-centos',
+                                                                  image_metadata=image_meta, public=True)
+    ubuntu_image_settings = openstack_tests.ubuntu_image_settings(name='static_image_test-ubuntu',
+                                                                  image_metadata=image_meta, public=True)
+
+    out = dict()
+    out['cirros'] = OpenStackImage(os_creds, cirros_image_settings)
+    out['cirros'].create()
+    out['centos'] = OpenStackImage(os_creds, centos_image_settings)
+    out['centos'].create()
+    out['ubuntu'] = OpenStackImage(os_creds, ubuntu_image_settings)
+    out['ubuntu'].create()
+
+    return out
+
+
+def main(arguments):
+    """
+    Begins running tests with different image_metadata configuration.
+    argv[1] if used must be the source filename else os_env.yaml will be leveraged instead
+    argv[2] if used must be the proxy server <host>:<port>
+    """
+    log_level = LOG_LEVELS.get(arguments.log_level, logging.DEBUG)
+    logging.basicConfig(level=log_level)
+    logger.info('Starting test suite')
+
+    __run_tests(arguments.env, arguments.ext_net, arguments.proxy, arguments.ssh_proxy_cmd,
+                arguments.use_keystone != ARG_NOT_SET, arguments.floating_ips != ARG_NOT_SET, log_level)
+
+    exit(0)
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-e', '--env', dest='env', required=True, help='OpenStack credentials file')
+    parser.add_argument('-n', '--net', dest='ext_net', required=True, help='External network name')
+    parser.add_argument('-p', '--proxy', dest='proxy', nargs='?', default=None,
+                        help='Optonal HTTP proxy socket (<host>:<port>)')
+    parser.add_argument('-s', '--ssh-proxy-cmd', dest='ssh_proxy_cmd', nargs='?', default=None,
+                        help='Optonal SSH proxy command value')
+    parser.add_argument('-l', '--log-level', dest='log_level', default='INFO',
+                        help='Logging Level (FATAL|CRITICAL|ERROR|WARN|INFO|DEBUG)')
+    parser.add_argument('-f', '--floating-ips', dest='floating_ips', default=ARG_NOT_SET, nargs='?',
+                        help='When argument is set, all integration tests requiring Floating IPs will be executed')
+    parser.add_argument('-k', '--use-keystone', dest='use_keystone', default=ARG_NOT_SET, nargs='?',
+                        help='When argument is set, the tests will exercise the keystone APIs and must be run on a ' +
+                             'machine that has access to the admin network' +
+                             ' and is able to create users and groups')
+
+    args = parser.parse_args()
+
+    main(args)