charm-cinder/unit_tests/test_cluster_hooks.py
2015-01-22 16:51:07 +00:00

240 lines
8.5 KiB
Python

import os
from mock import MagicMock, patch, call
os.environ['JUJU_UNIT_NAME'] = 'cinder'
import cinder_utils as utils
# Need to do some early patching to get the module loaded.
# _restart_map = utils.restart_map
_register_configs = utils.register_configs
_service_enabled = utils.service_enabled
utils.register_configs = MagicMock()
utils.service_enabled = MagicMock()
import cinder_hooks as hooks
hooks.hooks._config_save = False
# Unpatch it now that its loaded.
utils.register_configs = _register_configs
utils.service_enabled = _service_enabled
from test_utils import (
CharmTestCase,
RESTART_MAP,
)
TO_PATCH = [
# cinder_utils
'determine_packages',
'juju_log',
'lsb_release',
'migrate_database',
'configure_lvm_storage',
'register_configs',
'service_enabled',
'set_ceph_env_variables',
'CONFIGS',
'CLUSTER_RES',
# charmhelpers.core.hookenv
'config',
'relation_set',
'relation_get',
'relation_ids',
'service_name',
'unit_get',
# charmhelpers.core.host
'apt_install',
'apt_update',
# charmhelpers.contrib.openstack.openstack_utils
'configure_installation_source',
# charmhelpers.contrib.hahelpers.cluster_utils
'eligible_leader',
'get_hacluster_config',
# charmhelpers.contrib.network.ip
'get_iface_for_address',
'get_netmask_for_address',
'get_address_in_network',
]
class TestClusterHooks(CharmTestCase):
def setUp(self):
super(TestClusterHooks, self).setUp(hooks, TO_PATCH)
self.config.side_effect = self.test_config.get
@patch('charmhelpers.core.host.service')
@patch('charmhelpers.core.host.file_hash')
def test_cluster_hook(self, file_hash, service):
'Ensure API restart before haproxy on cluster changed'
# set first hash lookup on all files
side_effects = []
# set first hash lookup on all configs in restart_on_change
[side_effects.append('foo') for f in RESTART_MAP.keys()]
# set second hash lookup on all configs in restart_on_change
[side_effects.append('bar') for f in RESTART_MAP.keys()]
file_hash.side_effect = side_effects
hooks.hooks.execute(['hooks/cluster-relation-changed'])
ex = [
call('stop', 'cinder-api'),
call('stop', 'cinder-volume'),
call('stop', 'cinder-scheduler'),
call('stop', 'haproxy'),
call('stop', 'apache2'),
call('start', 'cinder-api'),
call('start', 'cinder-volume'),
call('start', 'cinder-scheduler'),
call('start', 'haproxy'),
call('start', 'apache2')]
self.assertEquals(ex, service.call_args_list)
def test_cluster_joined_hook(self):
self.config.side_effect = self.test_config.get
self.get_address_in_network.return_value = None
hooks.hooks.execute(['hooks/cluster-relation-joined'])
self.assertFalse(self.relation_set.called)
def test_cluster_joined_hook_multinet(self):
self.config.side_effect = self.test_config.get
self.get_address_in_network.side_effect = [
'192.168.20.2',
'10.20.3.2',
'146.162.23.45'
]
hooks.hooks.execute(['hooks/cluster-relation-joined'])
self.relation_set.assert_has_calls([
call(relation_id=None,
relation_settings={'admin-address': '192.168.20.2'}),
call(relation_id=None,
relation_settings={'internal-address': '10.20.3.2'}),
call(relation_id=None,
relation_settings={'public-address': '146.162.23.45'}),
])
def test_ha_joined_complete_config(self):
'Ensure hacluster subordinate receives all relevant config'
conf = {
'ha-bindiface': 'eth100',
'ha-mcastport': '37373',
'vip': '192.168.25.163',
'vip_iface': 'eth101',
'vip_cidr': '19',
}
self.test_config.set('prefer-ipv6', 'False')
self.get_hacluster_config.return_value = conf
self.get_iface_for_address.return_value = 'eth101'
self.get_netmask_for_address.return_value = '255.255.224.0'
hooks.hooks.execute(['hooks/ha-relation-joined'])
ex_args = {
'corosync_mcastport': '37373',
'init_services': {'res_cinder_haproxy': 'haproxy'},
'resource_params': {
'res_cinder_eth101_vip':
'params ip="192.168.25.163" cidr_netmask="255.255.224.0"'
' nic="eth101"',
'res_cinder_haproxy': 'op monitor interval="5s"'
},
'corosync_bindiface': 'eth100',
'relation_id': None,
'clones': {'cl_cinder_haproxy': 'res_cinder_haproxy'},
'resources': {
'res_cinder_eth101_vip': 'ocf:heartbeat:IPaddr2',
'res_cinder_haproxy': 'lsb:haproxy'
}
}
self.relation_set.assert_has_calls([
call(relation_id=None,
groups={'grp_cinder_vips': 'res_cinder_eth101_vip'}),
call(**ex_args)
])
def test_ha_joined_complete_config_with_ipv6(self):
'Ensure hacluster subordinate receives all relevant config'
conf = {
'ha-bindiface': 'eth100',
'ha-mcastport': '37373',
'vip': '2001:db8:1::1',
'vip_iface': 'eth101',
'vip_cidr': '64',
}
self.test_config.set('prefer-ipv6', 'True')
self.get_hacluster_config.return_value = conf
self.get_iface_for_address.return_value = 'eth101'
self.get_netmask_for_address.return_value = 'ffff.ffff.ffff.ffff'
hooks.hooks.execute(['hooks/ha-relation-joined'])
ex_args = {
'relation_id': None,
'corosync_mcastport': '37373',
'init_services': {'res_cinder_haproxy': 'haproxy'},
'resource_params': {
'res_cinder_eth101_vip':
'params ipv6addr="2001:db8:1::1" '
'cidr_netmask="ffff.ffff.ffff.ffff" '
'nic="eth101"',
'res_cinder_haproxy': 'op monitor interval="5s"'
},
'corosync_bindiface': 'eth100',
'clones': {'cl_cinder_haproxy': 'res_cinder_haproxy'},
'resources': {
'res_cinder_eth101_vip': 'ocf:heartbeat:IPv6addr',
'res_cinder_haproxy': 'lsb:haproxy'
}
}
self.relation_set.assert_called_with(**ex_args)
def test_ha_joined_no_bound_ip(self):
'''
Ensure fallback configuration options are used if network
interface cannot be auto-detected
'''
conf = {
'ha-bindiface': 'eth100',
'ha-mcastport': '37373',
'vip': '192.168.25.163',
}
self.test_config.set('prefer-ipv6', 'False')
self.test_config.set('vip_iface', 'eth120')
self.test_config.set('vip_cidr', '21')
self.get_hacluster_config.return_value = conf
self.get_iface_for_address.return_value = None
self.get_netmask_for_address.return_value = None
hooks.hooks.execute(['hooks/ha-relation-joined'])
ex_args = {
'relation_id': None,
'corosync_mcastport': '37373',
'init_services': {'res_cinder_haproxy': 'haproxy'},
'resource_params': {
'res_cinder_eth120_vip':
'params ip="192.168.25.163" cidr_netmask="21"'
' nic="eth120"',
'res_cinder_haproxy': 'op monitor interval="5s"'
},
'corosync_bindiface': 'eth100',
'clones': {'cl_cinder_haproxy': 'res_cinder_haproxy'},
'resources': {
'res_cinder_eth120_vip': 'ocf:heartbeat:IPaddr2',
'res_cinder_haproxy': 'lsb:haproxy'
}
}
self.relation_set.assert_has_calls([
call(relation_id=None,
groups={'grp_cinder_vips': 'res_cinder_eth120_vip'}),
call(**ex_args)
])
@patch.object(hooks, 'identity_joined')
def test_ha_changed_clustered(self, joined):
self.relation_get.return_value = True
self.relation_ids.return_value = ['identity:0']
hooks.hooks.execute(['hooks/ha-relation-changed'])
joined.assert_called_with(rid='identity:0')
def test_ha_changed_not_clustered(self):
'Ensure ha_changed exits early if not yet clustered'
self.relation_get.return_value = None
hooks.hooks.execute(['hooks/ha-relation-changed'])
self.assertTrue(self.juju_log.called)