245 lines
8.5 KiB
Python
245 lines
8.5 KiB
Python
from mock import patch, MagicMock, call
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from tests.test_utils import CharmTestCase, patch_open
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import hooks.nova_compute_utils as utils
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TO_PATCH = [
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'config',
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'get_os_codename_package',
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'log',
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'related_units',
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'relation_ids',
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'relation_get',
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]
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class NovaComputeUtilsTests(CharmTestCase):
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def setUp(self):
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super(NovaComputeUtilsTests, self).setUp(utils, TO_PATCH)
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self.config.side_effect = self.test_config.get
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@patch.object(utils, 'network_manager')
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def test_determine_packages_nova_network(self, net_man):
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net_man.return_value = 'FlatDHCPManager'
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self.relation_ids.return_value = []
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result = utils.determine_packages()
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ex = utils.BASE_PACKAGES + [
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'nova-api',
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'nova-network',
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'nova-compute-kvm'
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]
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self.assertEquals(ex, result)
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@patch.object(utils, 'quantum_plugin')
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@patch.object(utils, 'network_manager')
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def test_determine_packages_quantum(self, net_man, q_plugin):
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net_man.return_value = 'Quantum'
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q_plugin.return_value = 'ovs'
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self.relation_ids.return_value = []
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result = utils.determine_packages()
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ex = utils.BASE_PACKAGES + [
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'quantum-plugin-openvswitch-agent',
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'openvswitch-datapath-dkms',
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'nova-compute-kvm'
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]
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self.assertEquals(ex, result)
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@patch.object(utils, 'quantum_plugin')
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@patch.object(utils, 'network_manager')
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def test_determine_packages_quantum_ceph(self, net_man, q_plugin):
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net_man.return_value = 'Quantum'
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q_plugin.return_value = 'ovs'
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self.relation_ids.return_value = ['ceph:0']
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result = utils.determine_packages()
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ex = utils.BASE_PACKAGES + [
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'quantum-plugin-openvswitch-agent',
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'openvswitch-datapath-dkms',
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'ceph-common',
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'nova-compute-kvm'
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]
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self.assertEquals(ex, result)
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@patch.object(utils, 'network_manager')
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def test_resource_map_nova_network_no_multihost(self, net_man):
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self.skipTest('skipped until contexts are properly mocked')
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self.test_config.set('multi-host', 'no')
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net_man.return_value = 'FlatDHCPManager'
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result = utils.resource_map()
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ex = {
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'/etc/default/libvirt-bin': {
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'contexts': [],
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'services': ['libvirt-bin']
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},
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'/etc/libvirt/qemu.conf': {
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'contexts': [],
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'services': ['libvirt-bin']
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},
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'/etc/nova/nova-compute.conf': {
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'contexts': [],
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'services': ['nova-compute']
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},
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'/etc/nova/nova.conf': {
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'contexts': [],
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'services': ['nova-compute']
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},
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}
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self.assertEquals(ex, result)
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@patch.object(utils, 'network_manager')
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def test_resource_map_nova_network(self, net_man):
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self.skipTest('skipped until contexts are properly mocked')
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net_man.return_value = 'FlatDHCPManager'
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result = utils.resource_map()
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ex = {
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'/etc/default/libvirt-bin': {
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'contexts': [], 'services': ['libvirt-bin']
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},
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'/etc/libvirt/qemu.conf': {
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'contexts': [],
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'services': ['libvirt-bin']
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},
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'/etc/nova/nova-compute.conf': {
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'contexts': [],
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'services': ['nova-compute']
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},
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'/etc/nova/nova.conf': {
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'contexts': [],
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'services': ['nova-compute', 'nova-api', 'nova-network']
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}
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}
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self.assertEquals(ex, result)
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@patch.object(utils, 'quantum_plugin')
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@patch.object(utils, 'network_manager')
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def test_resource_map_quantum_ovs(self, net_man, _plugin):
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self.skipTest('skipped until contexts are properly mocked.')
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net_man.return_value = 'Quantum'
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_plugin.return_value = 'ovs'
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result = utils.resource_map()
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ex = {
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'/etc/default/libvirt-bin': {
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'contexts': [],
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'services': ['libvirt-bin']
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},
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'/etc/libvirt/qemu.conf': {
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'contexts': [],
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'services': ['libvirt-bin']
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},
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'/etc/nova/nova-compute.conf': {
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'contexts': [],
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'services': ['nova-compute']
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},
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'/etc/nova/nova.conf': {
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'contexts': [],
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'services': ['nova-compute']
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},
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'/etc/quantum/plugins/openvswitch/ovs_quantum_plugin.ini': {
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'contexts': [],
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'services': ['quantum-plugin-openvswitch-agent']
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},
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'/etc/quantum/quantum.conf': {
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'contexts': [],
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'services': ['quantum-plugin-openvswitch-agent']}
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}
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self.assertEquals(ex, result)
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def fake_user(self, username='foo'):
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user = MagicMock()
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user.pw_dir = '/home/' + username
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return user
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@patch('__builtin__.open')
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@patch('pwd.getpwnam')
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def test_public_ssh_key_not_found(self, getpwnam, _open):
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_open.side_effect = Exception
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getpwnam.return_value = self.fake_user('foo')
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self.assertEquals(None, utils.public_ssh_key())
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@patch('pwd.getpwnam')
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def test_public_ssh_key(self, getpwnam):
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getpwnam.return_value = self.fake_user('foo')
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with patch_open() as (_open, _file):
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_file.read.return_value = 'mypubkey'
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result = utils.public_ssh_key('foo')
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self.assertEquals(result, 'mypubkey')
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def test_import_authorized_keys_missing_data(self):
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self.relation_get.return_value = None
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with patch_open() as (_open, _file):
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utils.import_authorized_keys(user='foo')
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self.assertFalse(_open.called)
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@patch('pwd.getpwnam')
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def test_import_authorized_keys(self, getpwnam):
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getpwnam.return_value = self.fake_user('foo')
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self.relation_get.side_effect = [
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'Zm9vX2tleQo=', # relation_get('known_hosts')
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'Zm9vX2hvc3QK', # relation_get('authorized_keys')
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]
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ex_open = [
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call('/home/foo/.ssh/authorized_keys', 'wb'),
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call('/home/foo/.ssh/known_hosts', 'wb')
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]
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ex_write = [
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call('foo_host\n'),
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call('foo_key\n'),
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]
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with patch_open() as (_open, _file):
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utils.import_authorized_keys(user='foo')
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self.assertEquals(ex_open, _open.call_args_list)
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self.assertEquals(ex_write, _file.write.call_args_list)
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@patch('subprocess.check_call')
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def test_import_keystone_cert_missing_data(self, check_call):
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self.relation_get.return_value = None
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with patch_open() as (_open, _file):
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utils.import_keystone_ca_cert()
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self.assertFalse(_open.called)
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self.assertFalse(check_call.called)
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@patch.object(utils, 'check_call')
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def test_import_keystone_cert(self, check_call):
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self.relation_get.return_value = 'Zm9vX2NlcnQK'
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with patch_open() as (_open, _file):
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utils.import_keystone_ca_cert()
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_open.assert_called_with(utils.CA_CERT_PATH)
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_file.write.assert_called_with('foo_cert\n')
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check_call.assert_called_with(['update-ca-certificates'])
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@patch('hooks.charmhelpers.contrib.openstack.templating.OSConfigRenderer')
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@patch.object(utils, 'quantum_enabled')
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@patch.object(utils, 'resource_map')
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def test_register_configs(self, resource_map, quantum, renderer):
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quantum.return_value = False
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self.get_os_codename_package.return_value = 'havana'
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fake_renderer = MagicMock()
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fake_renderer.register = MagicMock()
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renderer.return_value = fake_renderer
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ctxt1 = MagicMock()
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ctxt2 = MagicMock()
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rsc_map = {
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'/etc/nova/nova.conf': {
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'services': ['nova-compute'],
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'contexts': [ctxt1],
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},
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'/etc/nova/nova-compute.conf': {
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'services': ['nova-compute'],
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'contexts': [ctxt2],
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},
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}
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resource_map.return_value = rsc_map
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utils.register_configs()
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renderer.assert_called_with(
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openstack_release='havana', templates_dir='templates/')
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ex_reg = [
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call('/etc/nova/nova-compute.conf', [ctxt2]),
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call('/etc/nova/nova.conf', [ctxt1])
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]
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self.assertEquals(fake_renderer.register.call_args_list, ex_reg)
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