Add RedHat 8.2 server instance

Change-Id: I6753b7cdccb45699f43ab246d7c849001158c643
Co-Authored-By: Eduardo Olivares <eolivare@redhat.com>

tobiko/common/_fixture.py

@@ -16,6 +16,7 @@ from __future__ import absolute_import
 import json
 import os
 import inspect
+import sys
 
 import fixtures
 from oslo_log import log
@@ -97,12 +98,25 @@ def remove_fixture(obj, fixture_id=None, manager=None):
     return manager.remove_fixture(obj, fixture_id=fixture_id)
 
 
-def setup_fixture(obj, fixture_id=None, manager=None):
+def setup_fixture(obj, fixture_id=None, manager=None, alternative=None):
     '''Get registered fixture and setup it up'''
-    fixture = get_fixture(obj, fixture_id=fixture_id, manager=manager)
+    if alternative is None:
+        objs = [obj]
+    else:
+        objs = [obj, alternative]
     with _exception.handle_multiple_exceptions(
             handle_exception=handle_setup_error):
-        fixture.setUp()
+        errors = []
+        for _obj in objs:
+            fixture = get_fixture(_obj, fixture_id=fixture_id, manager=manager)
+            try:
+                fixture.setUp()
+                break
+            except testtools.MultipleExceptions:
+                errors.append(sys.exc_info())
+        else:
+            raise testtools.MultipleExceptions(*errors)
+
     return fixture
 
 
@@ -260,18 +274,18 @@ def fixture_property(*args, **kwargs):
     return FixtureProperty(*args, **kwargs)
 
 
-def required_fixture(obj):
+def required_fixture(obj, **params):
     '''Creates a property that gets fixture identified by given :param obj:
 
     '''
-    return RequiredFixtureProperty(obj)
+    return RequiredFixtureProperty(obj, **params)
 
 
-def required_setup_fixture(obj):
+def required_setup_fixture(obj, **params):
     '''Creates a property that sets up fixture identified by given :param obj:
 
     '''
-    return RequiredSetupFixtureProperty(obj)
+    return RequiredSetupFixtureProperty(obj, **params)
 
 
 def get_object_name(obj):
@@ -430,8 +444,9 @@ class FixtureProperty(property):
 
 class RequiredFixtureProperty(object):
 
-    def __init__(self, fixture):
+    def __init__(self, fixture, **params):
         self.fixture = fixture
+        self.fixture_params = params
 
     def __get__(self, instance, _):
         if instance is None:
@@ -440,7 +455,7 @@ class RequiredFixtureProperty(object):
             return self.get_fixture(instance)
 
     def get_fixture(self, _instance):
-        return get_fixture(self.fixture)
+        return get_fixture(self.fixture, **self.fixture_params)
 
     @property
     def __tobiko_required_fixtures__(self):
@@ -450,7 +465,7 @@ class RequiredFixtureProperty(object):
 class RequiredSetupFixtureProperty(RequiredFixtureProperty):
 
     def get_fixture(self, _instance):
-        fixture = setup_fixture(self.fixture)
+        fixture = setup_fixture(self.fixture, **self.fixture_params)
         if (hasattr(_instance, 'addCleanup') and
                 hasattr(_instance, 'getDetails')):
             _instance.addCleanup(_detail.gather_details,

tobiko/openstack/glance/config.py

@@ -29,6 +29,7 @@ OPTIONS = [
 
 GLANCE_IMAGE_NAMES = ['centos',
                       'cirros',
+                      'rhel',
                       'ubuntu']
 
 

tobiko/openstack/stacks/__init__.py

@@ -17,6 +17,7 @@ from __future__ import absolute_import
 
 from tobiko.openstack.stacks import _centos
 from tobiko.openstack.stacks import _cirros
+from tobiko.openstack.stacks import _redhat
 from tobiko.openstack.stacks import _l3ha
 from tobiko.openstack.stacks import _neutron
 from tobiko.openstack.stacks import _nova
@@ -39,6 +40,10 @@ RebootCirrosServerOperation = _cirros.RebootCirrosServerOperation
 EvacuableCirrosImageFixture = _cirros.EvacuableCirrosImageFixture
 EvacuableServerStackFixture = _cirros.EvacuableServerStackFixture
 
+RedHatFlavorStackFixture = _redhat.RedHatFlavorStackFixture
+RhelImageFixture = _redhat.RhelImageFixture
+RedHatServerStackFixture = _redhat.RedHatServerStackFixture
+
 L3haNetworkStackFixture = _l3ha.L3haNetworkStackFixture
 L3haServerStackFixture = _l3ha.L3haServerStackFixture
 L3haUbuntuServerStackFixture = _l3ha.L3haUbuntuServerStackFixture

tobiko/openstack/stacks/_nova.py

@@ -70,7 +70,7 @@ class KeyPairStackFixture(heat.HeatStackFixture):
 class FlavorStackFixture(heat.HeatStackFixture):
     template = _hot.heat_template_file('nova/flavor.yaml')
 
-    disk = None
+    disk: typing.Optional[int] = None
     ephemeral = None
     extra_specs = None
     is_public = None

tobiko/openstack/stacks/_redhat.py

@@ -0,0 +1,59 @@
+# Copyright 2020 Red Hat
+#
+#    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.
+from __future__ import absolute_import
+
+import tobiko
+from tobiko import config
+from tobiko.openstack import glance
+from tobiko.openstack.stacks import _centos
+
+
+CONF = config.CONF
+
+RHEL_IMAGE_MAJOR_VERSION = '8.2'
+RHEL_IMAGE_MINOR_VERSION = '501'
+
+RHEL_IMAGE_URL = ('http://download.devel.redhat.com/brewroot/packages/'
+                  f'rhel-guest-image/{RHEL_IMAGE_MAJOR_VERSION}/'
+                  f'{RHEL_IMAGE_MINOR_VERSION}/images/'
+                  f'rhel-guest-image-{RHEL_IMAGE_MAJOR_VERSION}-'
+                  f'{RHEL_IMAGE_MINOR_VERSION}.x86_64.qcow2')
+
+
+class RhelImageFixture(glance.URLGlanceImageFixture):
+
+    image_url = CONF.tobiko.rhel.image_url or RHEL_IMAGE_URL
+    image_name = CONF.tobiko.rhel.image_name
+    image_file = CONF.tobiko.rhel.image_file
+    disk_format = CONF.tobiko.rhel.disk_format or "qcow2"
+    container_format = CONF.tobiko.rhel.container_format or "bare"
+    username = CONF.tobiko.rhel.username or 'cloud-user'
+    password = CONF.tobiko.rhel.password
+    connection_timeout = CONF.tobiko.rhel.connection_timeout
+
+
+class RedHatFlavorStackFixture(_centos.CentosFlavorStackFixture):
+    pass
+
+
+class RedHatServerStackFixture(_centos.CentosServerStackFixture):
+
+    #: Glance image used to create a Nova server instance
+    # (alternative is given for cases the RHEL image is failed to be
+    # set up)
+    image_fixture = tobiko.required_setup_fixture(
+        RhelImageFixture, alternative=_centos.CentosImageFixture)
+
+    #: Flavor used to create a Nova server instance
+    flavor_stack = tobiko.required_setup_fixture(RedHatFlavorStackFixture)

tobiko/tests/functional/openstack/stacks/test_centos.py

@@ -27,7 +27,7 @@ from tobiko.tests.functional.openstack.stacks import test_cirros
 
 @keystone.skip_unless_has_keystone_credentials()
 class CentosServerStackTest(test_cirros.CirrosServerStackTest):
-    """Tests connectivity to Nova instances via floating IPs"""
+    """Test CentOS server instance"""
 
     #: Stack of resources with a server attached to a floating IP
     stack = tobiko.required_setup_fixture(stacks.CentosServerStackFixture)

tobiko/tests/functional/openstack/stacks/test_red_hat.py

@@ -0,0 +1,29 @@
+# Copyright (c) 2020 Red Hat, Inc.
+#
+# 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.
+from __future__ import absolute_import
+
+import tobiko
+from tobiko.openstack import keystone
+from tobiko.openstack import stacks
+from tobiko.tests.functional.openstack.stacks import test_centos
+
+
+@keystone.skip_unless_has_keystone_credentials()
+class RedHatServerStackTest(test_centos.CentosServerStackTest):
+    """Test Red Hat server instance"""
+
+    #: Stack of resources with a server attached to a floating IP
+    stack = tobiko.required_setup_fixture(stacks.RedHatServerStackFixture)