# Copyright (C) 2017 Red Hat, Inc. # # 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 os import shutil import tempfile import unittest from devstack_local_conf import LocalConf from collections import OrderedDict class TestDevstackLocalConf(unittest.TestCase): @staticmethod def _init_localconf(p): lc = LocalConf(p.get('localrc'), p.get('local_conf'), p.get('base_services'), p.get('services'), p.get('plugins'), p.get('base_dir'), p.get('projects'), p.get('project'), p.get('tempest_plugins')) return lc def setUp(self): self.tmpdir = tempfile.mkdtemp() def tearDown(self): shutil.rmtree(self.tmpdir) def test_plugins(self): "Test that plugins without dependencies work" localrc = {'test_localrc': '1'} local_conf = {'install': {'nova.conf': {'main': {'test_conf': '2'}}}} services = {'cinder': True} # We use ordereddict here to make sure the plugins are in the # *wrong* order for testing. plugins = OrderedDict([ ('bar', 'https://git.openstack.org/openstack/bar-plugin'), ('foo', 'https://git.openstack.org/openstack/foo-plugin'), ('baz', 'https://git.openstack.org/openstack/baz-plugin'), ]) p = dict(localrc=localrc, local_conf=local_conf, base_services=[], services=services, plugins=plugins, base_dir='./test', path=os.path.join(self.tmpdir, 'test.local.conf')) lc = self._init_localconf(p) lc.write(p['path']) plugins = [] with open(p['path']) as f: for line in f: if line.startswith('enable_plugin'): plugins.append(line.split()[1]) self.assertEqual(['bar', 'baz', 'foo'], plugins) def test_plugin_deps(self): "Test that plugins with dependencies work" os.makedirs(os.path.join(self.tmpdir, 'foo-plugin', 'devstack')) os.makedirs(os.path.join(self.tmpdir, 'foo-plugin', '.git')) os.makedirs(os.path.join(self.tmpdir, 'bar-plugin', 'devstack')) os.makedirs(os.path.join(self.tmpdir, 'bar-plugin', '.git')) with open(os.path.join( self.tmpdir, 'foo-plugin', 'devstack', 'settings'), 'w') as f: f.write('define_plugin foo-plugin\n') with open(os.path.join( self.tmpdir, 'bar-plugin', 'devstack', 'settings'), 'w') as f: f.write('define_plugin bar-plugin\n') f.write('plugin_requires bar-plugin foo-plugin\n') localrc = {'test_localrc': '1'} local_conf = {'install': {'nova.conf': {'main': {'test_conf': '2'}}}} services = {'cinder': True} # We use ordereddict here to make sure the plugins are in the # *wrong* order for testing. plugins = OrderedDict([ ('bar-plugin', 'https://git.openstack.org/openstack/bar-plugin'), ('foo-plugin', 'https://git.openstack.org/openstack/foo-plugin'), ]) p = dict(localrc=localrc, local_conf=local_conf, base_services=[], services=services, plugins=plugins, base_dir=self.tmpdir, path=os.path.join(self.tmpdir, 'test.local.conf')) lc = self._init_localconf(p) lc.write(p['path']) plugins = [] with open(p['path']) as f: for line in f: if line.startswith('enable_plugin'): plugins.append(line.split()[1]) self.assertEqual(['foo-plugin', 'bar-plugin'], plugins) def test_libs_from_git(self): "Test that LIBS_FROM_GIT is auto-generated" projects = { 'git.openstack.org/openstack/nova': { 'required': True, 'short_name': 'nova', }, 'git.openstack.org/openstack/oslo.messaging': { 'required': True, 'short_name': 'oslo.messaging', }, 'git.openstack.org/openstack/devstack-plugin': { 'required': False, 'short_name': 'devstack-plugin', }, } project = { 'short_name': 'glance', } p = dict(base_services=[], base_dir='./test', path=os.path.join(self.tmpdir, 'test.local.conf'), projects=projects, project=project) lc = self._init_localconf(p) lc.write(p['path']) lfg = None with open(p['path']) as f: for line in f: if line.startswith('LIBS_FROM_GIT'): lfg = line.strip().split('=')[1] self.assertEqual('nova,oslo.messaging,glance', lfg) def test_overridelibs_from_git(self): "Test that LIBS_FROM_GIT can be overridden" localrc = {'LIBS_FROM_GIT': 'oslo.db'} projects = { 'git.openstack.org/openstack/nova': { 'required': True, 'short_name': 'nova', }, 'git.openstack.org/openstack/oslo.messaging': { 'required': True, 'short_name': 'oslo.messaging', }, 'git.openstack.org/openstack/devstack-plugin': { 'required': False, 'short_name': 'devstack-plugin', }, } p = dict(localrc=localrc, base_services=[], base_dir='./test', path=os.path.join(self.tmpdir, 'test.local.conf'), projects=projects) lc = self._init_localconf(p) lc.write(p['path']) lfg = None with open(p['path']) as f: for line in f: if line.startswith('LIBS_FROM_GIT'): lfg = line.strip().split('=')[1] self.assertEqual('oslo.db', lfg) def test_plugin_circular_deps(self): "Test that plugins with circular dependencies fail" os.makedirs(os.path.join(self.tmpdir, 'foo-plugin', 'devstack')) os.makedirs(os.path.join(self.tmpdir, 'foo-plugin', '.git')) os.makedirs(os.path.join(self.tmpdir, 'bar-plugin', 'devstack')) os.makedirs(os.path.join(self.tmpdir, 'bar-plugin', '.git')) with open(os.path.join( self.tmpdir, 'foo-plugin', 'devstack', 'settings'), 'w') as f: f.write('define_plugin foo\n') f.write('plugin_requires foo bar\n') with open(os.path.join( self.tmpdir, 'bar-plugin', 'devstack', 'settings'), 'w') as f: f.write('define_plugin bar\n') f.write('plugin_requires bar foo\n') localrc = {'test_localrc': '1'} local_conf = {'install': {'nova.conf': {'main': {'test_conf': '2'}}}} services = {'cinder': True} # We use ordereddict here to make sure the plugins are in the # *wrong* order for testing. plugins = OrderedDict([ ('bar', 'https://git.openstack.org/openstack/bar-plugin'), ('foo', 'https://git.openstack.org/openstack/foo-plugin'), ]) p = dict(localrc=localrc, local_conf=local_conf, base_services=[], services=services, plugins=plugins, base_dir=self.tmpdir, path=os.path.join(self.tmpdir, 'test.local.conf')) with self.assertRaises(Exception): lc = self._init_localconf(p) lc.write(p['path']) def _find_tempest_plugins_value(self, file_path): tp = None with open(file_path) as f: for line in f: if line.startswith('TEMPEST_PLUGINS'): found = line.strip().split('=')[1] self.assertIsNone(tp, "TEMPEST_PLUGIN ({}) found again ({})".format( tp, found)) tp = found return tp def test_tempest_plugins(self): "Test that TEMPEST_PLUGINS is correctly populated." p = dict(base_services=[], base_dir='./test', path=os.path.join(self.tmpdir, 'test.local.conf'), tempest_plugins=['heat-tempest-plugin', 'sahara-tests']) lc = self._init_localconf(p) lc.write(p['path']) tp = self._find_tempest_plugins_value(p['path']) self.assertEqual('"./test/heat-tempest-plugin ./test/sahara-tests"', tp) self.assertEqual(len(lc.warnings), 0) def test_tempest_plugins_not_overridden(self): """Test that the existing value of TEMPEST_PLUGINS is not overridden by the user-provided value, but a warning is emitted.""" localrc = {'TEMPEST_PLUGINS': 'someplugin'} p = dict(localrc=localrc, base_services=[], base_dir='./test', path=os.path.join(self.tmpdir, 'test.local.conf'), tempest_plugins=['heat-tempest-plugin', 'sahara-tests']) lc = self._init_localconf(p) lc.write(p['path']) tp = self._find_tempest_plugins_value(p['path']) self.assertEqual('someplugin', tp) self.assertEqual(len(lc.warnings), 1) if __name__ == '__main__': unittest.main()