openstack
/
openstack-ansible
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openstack-ansible/tests/test_inventory.py

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34 KiB
Python
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#!/usr/bin/env python
import collections
import copy
import json
import mock
import os
from os import path
import Queue
import sys
import unittest
import yaml
INV_DIR = 'playbooks/inventory'
SCRIPT_FILENAME = 'dynamic_inventory.py'
INV_SCRIPT = path.join(os.getcwd(), INV_DIR, SCRIPT_FILENAME)
sys.path.append(path.join(os.getcwd(), INV_DIR))
import dynamic_inventory as di
TARGET_DIR = path.join(os.getcwd(), 'tests', 'inventory')
BASE_ENV_DIR = INV_DIR
USER_CONFIG_FILE = path.join(TARGET_DIR, "openstack_user_config.yml")
# These files will be placed in TARGET_DIR by INV_SCRIPT.
# They should be cleaned up between each test.
CLEANUP = [
'openstack_inventory.json',
'openstack_hostnames_ips.yml',
'backup_openstack_inventory.tar'
]
def cleanup():
for f_name in CLEANUP:
f_file = path.join(TARGET_DIR, f_name)
if os.path.exists(f_file):
os.remove(f_file)
def get_inventory(clean=True):
"Return the inventory mapping in a dict."
try:
inventory_string = di.main({'config': TARGET_DIR})
inventory = json.loads(inventory_string)
return inventory
finally:
if clean:
# Remove the file system artifacts since we want to force
# fresh runs
cleanup()
class TestArgParser(unittest.TestCase):
def test_no_args(self):
arg_dict = di.args([])
self.assertEqual(arg_dict['config'], None)
self.assertEqual(arg_dict['list'], False)
def test_list_arg(self):
arg_dict = di.args(['--list'])
self.assertEqual(arg_dict['list'], True)
def test_config_arg(self):
arg_dict = di.args(['--config', '/etc/openstack_deploy'])
self.assertEqual(arg_dict['config'], '/etc/openstack_deploy')
class TestAnsibleInventoryFormatConstraints(unittest.TestCase):
inventory = None
expected_groups = [
'aio1-host_containers',
'all',
'all_containers',
'aodh_alarm_evaluator',
'aodh_alarm_notifier',
'aodh_all',
'aodh_api',
'aodh_container',
'aodh_listener',
'ceilometer_agent_central',
'ceilometer_agent_compute',
'ceilometer_agent_notification',
'ceilometer_all',
'ceilometer_api',
'ceilometer_api_container',
'ceilometer_collector',
'ceilometer_collector_container',
'cinder_all',
'cinder_api',
'cinder_api_container',
'cinder_backup',
'cinder_scheduler',
'cinder_scheduler_container',
'cinder_volume',
'cinder_volumes_container',
'compute_all',
'compute_containers',
'compute_hosts',
'galera',
'galera_all',
'galera_container',
'glance_all',
'glance_api',
'glance_container',
'glance_registry',
'gnocchi_all',
'gnocchi_api',
'gnocchi_container',
'gnocchi_metricd',
'haproxy',
'haproxy_all',
'haproxy_container',
'haproxy_containers',
'haproxy_hosts',
'heat_all',
'heat_api',
'heat_api_cfn',
'heat_api_cloudwatch',
'heat_apis_container',
'heat_engine',
'heat_engine_container',
'horizon',
'horizon_all',
'horizon_container',
'hosts',
'identity_all',
'identity_containers',
'identity_hosts',
'ironic-server_hosts',
'ironic_conductor_container',
'ironic_api_container',
'ironic_conductor',
'ironic-infra_containers',
'ironic-infra_hosts',
'ironic_servers',
'ironic-server_containers',
'ironic_all',
'ironic_server',
'ironic_server_container',
'ironic_api',
'keystone',
'keystone_all',
'keystone_container',
'log_all',
'log_containers',
'log_hosts',
'magnum',
'magnum_all',
'magnum_container',
'magnum-infra_containers',
'magnum-infra_hosts',
'memcached',
'memcached_all',
'memcached_container',
'metering-alarm_containers',
'metering-alarm_hosts',
'metering-compute_container',
'metering-compute_containers',
'metering-compute_hosts',
'metering-infra_containers',
'metering-infra_hosts',
'metrics_containers',
'metrics_hosts',
'network_all',
'network_containers',
'network_hosts',
'neutron_agent',
'neutron_agents_container',
'neutron_all',
'neutron_dhcp_agent',
'neutron_l3_agent',
'neutron_lbaas_agent',
'neutron_linuxbridge_agent',
'neutron_metadata_agent',
'neutron_metering_agent',
'neutron_openvswitch_agent',
'neutron_server',
'neutron_server_container',
'nova_all',
'nova_api_metadata',
'nova_api_metadata_container',
'nova_api_os_compute',
'nova_api_os_compute_container',
'nova_cert',
'nova_cert_container',
'nova_compute',
'nova_compute_container',
'nova_conductor',
'nova_conductor_container',
'nova_console',
'nova_console_container',
'nova_scheduler',
'nova_scheduler_container',
'os-infra_all',
'os-infra_containers',
'os-infra_hosts',
'pkg_repo',
'rabbit_mq_container',
'rabbitmq',
'rabbitmq_all',
'remote',
'remote_containers',
'repo-infra_all',
'repo-infra_containers',
'repo-infra_hosts',
'repo_all',
'repo_container',
'rsyslog',
'rsyslog_all',
'rsyslog_container',
'shared-infra_all',
'shared-infra_containers',
'shared-infra_hosts',
'storage-infra_all',
'storage-infra_containers',
'storage-infra_hosts',
'storage_all',
'storage_containers',
'storage_hosts',
'swift-proxy_containers',
'swift-proxy_hosts',
'swift-remote_containers',
'swift-remote_hosts',
'swift_acc',
'swift_acc_container',
'swift_all',
'swift_cont',
'swift_cont_container',
'swift_containers',
'swift_hosts',
'swift_obj',
'swift_obj_container',
'swift_proxy',
'swift_proxy_container',
'swift_remote',
'swift_remote_all',
'swift_remote_container',
'utility',
'utility_all',
'utility_container',
]
@classmethod
def setUpClass(cls):
cls.inventory = get_inventory()
def test_meta(self):
meta = self.inventory['_meta']
self.assertIsNotNone(meta, "_meta missing from inventory")
self.assertIsInstance(meta, dict, "_meta is not a dict")
def test_hostvars(self):
hostvars = self.inventory['_meta']['hostvars']
self.assertIsNotNone(hostvars, "hostvars missing from _meta")
self.assertIsInstance(hostvars, dict, "hostvars is not a dict")
def test_group_vars_all(self):
group_vars_all = self.inventory['all']
self.assertIsNotNone(group_vars_all,
"group vars all missing from inventory")
self.assertIsInstance(group_vars_all, dict,
"group vars all is not a dict")
the_vars = group_vars_all['vars']
self.assertIsNotNone(the_vars,
"vars missing from group vars all")
self.assertIsInstance(the_vars, dict,
"vars in group vars all is not a dict")
def test_expected_host_groups_present(self):
for group in self.expected_groups:
the_group = self.inventory[group]
self.assertIsNotNone(the_group,
"Required host group: %s is missing "
"from inventory" % group)
self.assertIsInstance(the_group, dict)
if group != 'all':
self.assertIn('hosts', the_group)
self.assertIsInstance(the_group['hosts'], list)
def test_only_expected_host_groups_present(self):
all_keys = list(self.expected_groups)
all_keys.append('_meta')
self.assertEqual(set(all_keys), set(self.inventory.keys()))
class TestUserConfiguration(unittest.TestCase):
def setUp(self):
self.longMessage = True
self.loaded_user_configuration = di.load_user_configuration(TARGET_DIR)
def test_loading_user_configuration(self):
"""Test that the user configuration can be loaded"""
self.assertIsInstance(self.loaded_user_configuration, dict)
class TestEnvironments(unittest.TestCase):
def setUp(self):
self.longMessage = True
self.loaded_environment = di.load_environment(BASE_ENV_DIR, {})
def test_loading_environment(self):
"""Test that the environment can be loaded"""
self.assertIsInstance(self.loaded_environment, dict)
def test_envd_read(self):
"""Test that the env.d contents are inserted into the environment"""
expected_keys = [
'component_skel',
'container_skel',
'physical_skel',
]
for key in expected_keys:
self.assertIn(key, self.loaded_environment)
class TestIps(unittest.TestCase):
def setUp(self):
# Allow custom assertion errors.
self.longMessage = True
def test_duplicates(self):
"""Test that no duplicate IPs are made on any network."""
for i in xrange(0, 99):
# tearDown is ineffective for this loop, so clean the USED_IPs
# on each run
inventory = None
di.USED_IPS = set()
inventory = get_inventory()
ips = collections.defaultdict(int)
hostvars = inventory['_meta']['hostvars']
for host, var_dict in hostvars.items():
nets = var_dict['container_networks']
for net, vals in nets.items():
if 'address' in vals.keys():
addr = vals['address']
ips[addr] += 1
self.assertEqual(1, ips[addr],
msg="IP %s duplicated." % addr)
def test_empty_ip_queue(self):
q = Queue.Queue()
with self.assertRaises(SystemExit) as context:
di.get_ip_address('test', q)
expectedLog = ("Cannot retrieve requested amount of IP addresses. "
"Increase the test range in your "
"openstack_user_config.yml.")
self.assertEqual(context.exception.message, expectedLog)
def tearDown(self):
# Since the get_ip_address function touches USED_IPS,
# and USED_IPS is currently a global var, make sure we clean it out
di.USED_IPS = set()
class TestConfigChecks(unittest.TestCase):
def setUp(self):
self.config_changed = False
self.user_defined_config = dict()
with open(USER_CONFIG_FILE, 'rb') as f:
self.user_defined_config.update(yaml.safe_load(f.read()) or {})
def delete_config_key(self, user_defined_config, key):
try:
if key in user_defined_config:
del user_defined_config[key]
elif key in user_defined_config['global_overrides']:
del user_defined_config['global_overrides'][key]
else:
raise KeyError("can't find specified key in user config")
finally:
self.write_config()
def delete_provider_network(self, net_name):
del self.user_defined_config['cidr_networks'][net_name]
self.write_config()
def delete_provider_network_key(self, net_name, key):
pns = self.user_defined_config['global_overrides']['provider_networks']
for net in pns:
if 'ip_from_q' in net['network']:
if net['network']['ip_from_q'] == net_name:
if key in net['network']:
del net['network'][key]
def write_config(self):
self.config_changed = True
# rename temporarily our user_config_file so we can use the new one
os.rename(USER_CONFIG_FILE, USER_CONFIG_FILE + ".tmp")
# Save new user_config_file
with open(USER_CONFIG_FILE, 'wb') as f:
f.write(yaml.dump(self.user_defined_config))
def restore_config(self):
# get back our initial user config file
os.remove(USER_CONFIG_FILE)
os.rename(USER_CONFIG_FILE + ".tmp", USER_CONFIG_FILE)
self.config_changed = False
def test_missing_container_cidr_network(self):
self.delete_provider_network('container')
with self.assertRaises(SystemExit) as context:
get_inventory()
expectedLog = ("No container or management network specified in "
"user config.")
self.assertEqual(context.exception.message, expectedLog)
def test_management_network_malformed(self):
self.delete_provider_network_key('container', 'is_container_address')
self.delete_provider_network_key('container', 'is_ssh_address')
self.write_config()
with self.assertRaises(di.ProviderNetworkMisconfiguration) as context:
get_inventory()
expectedLog = ("Provider network with queue 'container' "
"requires 'is_container_address' and "
"'is_ssh_address' to be set to True.")
self.assertEqual(context.exception.message, expectedLog)
self.restore_config()
def test_missing_cidr_network_present_in_provider(self):
self.delete_provider_network('storage')
with self.assertRaises(SystemExit) as context:
get_inventory()
expectedLog = "can't find storage in cidr_networks"
self.assertEqual(context.exception.message, expectedLog)
def test_missing_cidr_networks_key(self):
del self.user_defined_config['cidr_networks']
self.write_config()
with self.assertRaises(SystemExit) as context:
get_inventory()
expectedLog = "No container CIDR specified in user config"
self.assertEqual(context.exception.message, expectedLog)
def set_new_hostname(self, user_defined_config, group,
old_hostname, new_hostname):
self.config_changed = True
# set a new name for the specified hostname
old_hostname_settings = user_defined_config[group].pop(old_hostname)
user_defined_config[group][new_hostname] = old_hostname_settings
self.write_config()
def set_new_ip(self, user_defined_config, group, hostname, ip):
# Sets an IP address for a specified host.
user_defined_config[group][hostname]['ip'] = ip
self.write_config()
def test_provider_networks_check(self):
# create config file without provider networks
self.delete_config_key(self.user_defined_config, 'provider_networks')
# check if provider networks absence is Caught
with self.assertRaises(SystemExit) as context:
get_inventory()
expectedLog = "provider networks can't be found under global_overrides"
self.assertTrue(expectedLog in context.exception.message)
def test_global_overrides_check(self):
# create config file without global_overrides
self.delete_config_key(self.user_defined_config, 'global_overrides')
# check if global_overrides absence is Caught
with self.assertRaises(SystemExit) as context:
get_inventory()
expectedLog = "global_overrides can't be found in user config"
self.assertEqual(context.exception.message, expectedLog)
def test_two_hosts_same_ip(self):
# Use an OrderedDict to be certain our testing order is preserved
# Even with the same hash seed, different OSes get different results,
# eg. local OS X vs gate's Linux
config = collections.OrderedDict()
config['shared-infra_hosts'] = {
'host1': {
'ip': '192.168.1.1'
}
}
config['compute_hosts'] = {
'host2': {
'ip': '192.168.1.1'
}
}
with self.assertRaises(di.MultipleHostsWithOneIPError) as context:
di._check_same_ip_to_multiple_host(config)
self.assertEqual(context.exception.ip, '192.168.1.1')
self.assertEqual(context.exception.assigned_host, 'host1')
self.assertEqual(context.exception.new_host, 'host2')
def test_two_hosts_same_ip_externally(self):
self.set_new_hostname(self.user_defined_config, "haproxy_hosts",
"aio1", "hap")
with self.assertRaises(di.MultipleHostsWithOneIPError) as context:
get_inventory()
expectedLog = ("Both host:aio1 and host:hap have "
"address:172.29.236.100 assigned. Cannot "
"assign same ip to both hosts")
self.assertEqual(context.exception.message, expectedLog)
def test_one_host_two_ips_externally(self):
# haproxy chosen because it was last in the config file as of
# writing
self.set_new_ip(self.user_defined_config, 'haproxy_hosts', 'aio1',
'172.29.236.101')
with self.assertRaises(di.MultipleIpForHostError) as context:
get_inventory()
expectedLog = ("Host aio1 has both 172.29.236.100 and 172.29.236.101 "
"assigned")
self.assertEqual(context.exception.message, expectedLog)
def test_two_ips(self):
# Use an OrderedDict to be certain our testing order is preserved
# Even with the same hash seed, different OSes get different results,
# eg. local OS X vs gate's Linux
config = collections.OrderedDict()
config['shared-infra_hosts'] = {
'host1': {
'ip': '192.168.1.1'
}
}
config['compute_hosts'] = {
'host1': {
'ip': '192.168.1.2'
}
}
with self.assertRaises(di.MultipleIpForHostError) as context:
di._check_multiple_ips_to_host(config)
self.assertEqual(context.exception.current_ip, '192.168.1.1')
self.assertEqual(context.exception.new_ip, '192.168.1.2')
self.assertEqual(context.exception.hostname, 'host1')
def test_correct_hostname_ip_map(self):
config = {
'shared-infra_hosts': {
'host1': {
'ip': '192.168.1.1'
}
},
'compute_hosts': {
'host2': {
'ip': '192.168.1.2'
}
},
}
ret = di._check_multiple_ips_to_host(config)
self.assertTrue(ret)
def tearDown(self):
if self.config_changed:
self.restore_config()
class TestStaticRouteConfig(TestConfigChecks):
def setUp(self):
super(TestStaticRouteConfig, self).setUp()
self.expectedMsg = ("Static route provider network with queue "
"'container' needs both 'cidr' and 'gateway' "
"values.")
def add_static_route(self, q_name, route_dict):
"""Adds a static route to a provider network."""
pn = self.user_defined_config['global_overrides']['provider_networks']
for net in pn:
net_dict = net['network']
q = net_dict.get('ip_from_q', None)
if q == q_name:
net_dict['static_routes'] = [route_dict]
self.write_config()
def test_setting_static_route(self):
route_dict = {'cidr': '10.176.0.0/12',
'gateway': '172.29.248.1'}
self.add_static_route('container', route_dict)
inventory = get_inventory()
# Use aio1 and 'container_address' since they're known keys.
hostvars = inventory['_meta']['hostvars']['aio1']
cont_add = hostvars['container_networks']['container_address']
self.assertIn('static_routes', cont_add)
first_route = cont_add['static_routes'][0]
self.assertIn('cidr', first_route)
self.assertIn('gateway', first_route)
def test_setting_bad_static_route_only_cidr(self):
route_dict = {'cidr': '10.176.0.0/12'}
self.add_static_route('container', route_dict)
with self.assertRaises(di.MissingStaticRouteInfo) as context:
get_inventory()
exception = context.exception
self.assertEqual(str(exception), self.expectedMsg)
def test_setting_bad_static_route_only_gateway(self):
route_dict = {'gateway': '172.29.248.1'}
self.add_static_route('container', route_dict)
with self.assertRaises(di.MissingStaticRouteInfo) as context:
get_inventory()
exception = context.exception
self.assertEqual(exception.message, self.expectedMsg)
def test_setting_bad_gateway_value(self):
route_dict = {'cidr': '10.176.0.0/12',
'gateway': None}
self.add_static_route('container', route_dict)
with self.assertRaises(di.MissingStaticRouteInfo) as context:
get_inventory()
exception = context.exception
self.assertEqual(exception.message, self.expectedMsg)
def test_setting_bad_cidr_value(self):
route_dict = {'cidr': None,
'gateway': '172.29.248.1'}
self.add_static_route('container', route_dict)
with self.assertRaises(di.MissingStaticRouteInfo) as context:
get_inventory()
exception = context.exception
self.assertEqual(exception.message, self.expectedMsg)
def test_setting_bad_cidr_gateway_value(self):
route_dict = {'cidr': None,
'gateway': None}
self.add_static_route('container', route_dict)
with self.assertRaises(di.MissingStaticRouteInfo) as context:
get_inventory()
exception = context.exception
self.assertEqual(exception.message, self.expectedMsg)
class TestGlobalOverridesConfigDeletion(TestConfigChecks):
def setUp(self):
super(TestGlobalOverridesConfigDeletion, self).setUp()
self.inventory = get_inventory()
def add_global_override(self, var_name, var_value):
"""Adds an arbitrary name and value to the global_overrides dict."""
overrides = self.user_defined_config['global_overrides']
overrides[var_name] = var_value
def remove_global_override(self, var_name):
"""Removes target key from the global_overrides dict."""
overrides = self.user_defined_config['global_overrides']
del overrides[var_name]
def test_global_overrides_delete_when_merge(self):
"""Vars removed from global overrides are removed from inventory"""
self.add_global_override('foo', 'bar')
di._parse_global_variables({}, self.inventory,
self.user_defined_config)
self.remove_global_override('foo')
di._parse_global_variables({}, self.inventory,
self.user_defined_config)
self.assertNotIn('foo', self.inventory['all']['vars'],
"foo var not removed from group_vars_all")
def test_global_overrides_merge(self):
self.add_global_override('foo', 'bar')
di._parse_global_variables({}, self.inventory,
self.user_defined_config)
self.assertEqual('bar', self.inventory['all']['vars']['foo'])
class TestMultipleRuns(unittest.TestCase):
def test_creating_backup_file(self):
inventory_file_path = os.path.join(TARGET_DIR,
'openstack_inventory.json')
get_backup_name_path = 'dynamic_inventory.get_backup_name'
backup_name = 'openstack_inventory.json-20160531_171804.json'
tar_file = mock.MagicMock()
tar_file.__enter__.return_value = tar_file
# run make backup with faked tarfiles and date
with mock.patch('dynamic_inventory.tarfile.open') as tar_open:
tar_open.return_value = tar_file
with mock.patch(get_backup_name_path) as backup_mock:
backup_mock.return_value = backup_name
di.make_backup(TARGET_DIR, inventory_file_path)
backup_path = path.join(TARGET_DIR, 'backup_openstack_inventory.tar')
tar_open.assert_called_with(backup_path, 'a')
# This chain is present because of how tarfile.open is called to
# make a context manager inside the make_backup function.
tar_file.add.assert_called_with(inventory_file_path,
arcname=backup_name)
def test_recreating_files(self):
# Deleting the files after the first run should cause the files to be
# completely remade
get_inventory()
get_inventory()
backup_path = path.join(TARGET_DIR, 'backup_openstack_inventory.tar')
self.assertFalse(os.path.exists(backup_path))
def test_rereading_files(self):
# Generate the initial inventory files
get_inventory(clean=False)
inventory_file_path = os.path.join(TARGET_DIR,
'openstack_inventory.json')
inv = di.get_inventory(TARGET_DIR, inventory_file_path)
self.assertIsInstance(inv, dict)
self.assertIn('_meta', inv)
# This test is basically just making sure we get more than
# INVENTORY_SKEL populated, so we're not going to do deep testing
self.assertIn('log_hosts', inv)
def tearDown(self):
# Clean up here since get_inventory will not do it by design in
# this test.
cleanup()
class TestEnsureInventoryUptoDate(unittest.TestCase):
def setUp(self):
self.env = di.load_environment(BASE_ENV_DIR, {})
# Copy because we manipulate the structure in each test;
# not copying would modify the global var in the target code
self.inv = copy.deepcopy(di.INVENTORY_SKEL)
# Since we're not running skel_setup, add necessary keys
self.host_vars = self.inv['_meta']['hostvars']
# The _ensure_inventory_uptodate function depends on values inserted
# by the skel_setup function
di.skel_setup(self.env, self.inv)
def test_missing_required_host_vars(self):
self.host_vars['host1'] = {}
di._ensure_inventory_uptodate(self.inv, self.env['container_skel'])
for required_key in di.REQUIRED_HOSTVARS:
self.assertIn(required_key, self.host_vars['host1'])
def test_missing_container_name(self):
self.host_vars['host1'] = {}
di._ensure_inventory_uptodate(self.inv, self.env['container_skel'])
self.assertIn('container_name', self.host_vars['host1'])
self.assertEqual(self.host_vars['host1']['container_name'], 'host1')
def test_inserting_container_networks_is_dict(self):
self.host_vars['host1'] = {}
di._ensure_inventory_uptodate(self.inv, self.env['container_skel'])
self.assertIsInstance(self.host_vars['host1']['container_networks'],
dict)
def test_populating_inventory_info(self):
skel = self.env['container_skel']
di._ensure_inventory_uptodate(self.inv, skel)
for container_type, type_vars in skel.items():
hosts = self.inv[container_type]['hosts']
if hosts:
for host in hosts:
host_var_entries = self.inv['_meta']['hostvars'][host]
if 'properties' in type_vars:
self.assertEqual(host_var_entries['properties'],
type_vars['properties'])
def tearDown(self):
self.env = None
self.host_vars = None
self.inv = None
class OverridingEnvBase(unittest.TestCase):
def setUp(self):
self.base_env = di.load_environment(BASE_ENV_DIR, {})
# Use the cinder configuration as our sample for override testing
with open(path.join(BASE_ENV_DIR, 'env.d', 'cinder.yml'), 'r') as f:
self.cinder_config = yaml.safe_load(f.read())
self.override_path = path.join(TARGET_DIR, 'env.d')
os.mkdir(self.override_path)
def write_override_env(self):
with open(path.join(self.override_path, 'cinder.yml'), 'w') as f:
f.write(yaml.safe_dump(self.cinder_config))
def tearDown(self):
os.remove(path.join(self.override_path, 'cinder.yml'))
os.rmdir(self.override_path)
class TestOverridingEnvVars(OverridingEnvBase):
def test_cinder_metal_override(self):
vol = self.cinder_config['container_skel']['cinder_volumes_container']
vol['properties']['is_metal'] = False
self.write_override_env()
di.load_environment(TARGET_DIR, self.base_env)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertFalse(test_vol['properties']['is_metal'])
def test_deleting_elements(self):
# Leave only the 'properties' dictionary attached to simulate writing
# a partial override file
vol = self.cinder_config['container_skel']['cinder_volumes_container']
for key in vol.keys():
if not key == 'properties':
del vol[key]
self.write_override_env()
di.load_environment(TARGET_DIR, self.base_env)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertIn('belongs_to', test_vol)
def test_adding_new_keys(self):
vol = self.cinder_config['container_skel']['cinder_volumes_container']
vol['a_new_key'] = 'Added'
self.write_override_env()
di.load_environment(TARGET_DIR, self.base_env)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertIn('a_new_key', test_vol)
self.assertEqual(test_vol['a_new_key'], 'Added')
def test_emptying_dictionaries(self):
self.cinder_config['container_skel']['cinder_volumes_container'] = {}
self.write_override_env()
di.load_environment(TARGET_DIR, self.base_env)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertNotIn('belongs_to', test_vol)
def test_emptying_lists(self):
vol = self.cinder_config['container_skel']['cinder_volumes_container']
vol['belongs_to'] = []
self.write_override_env()
di.load_environment(TARGET_DIR, self.base_env)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertEqual(test_vol['belongs_to'], [])
class TestOverridingEnvIntegration(OverridingEnvBase):
def setUp(self):
super(TestOverridingEnvIntegration, self).setUp()
self.user_defined_config = {}
with open(USER_CONFIG_FILE, 'rb') as f:
self.user_defined_config.update(yaml.safe_load(f.read()))
# Inventory is necessary since keys are assumed present
self.inv = di.get_inventory(TARGET_DIR, '')
def skel_setup(self):
self.environment = di.load_environment(TARGET_DIR, self.base_env)
di.skel_setup(self.environment, self.inv)
di.skel_load(
self.environment.get('physical_skel'),
self.inv
)
def test_emptying_container_integration(self):
self.cinder_config = {}
self.cinder_config['container_skel'] = {'cinder_volumes_container': {}}
self.write_override_env()
self.skel_setup()
di.container_skel_load(
self.environment.get('container_skel'),
self.inv,
self.user_defined_config
)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertNotIn('belongs_to', test_vol)
self.assertNotIn('contains', test_vol)
def test_empty_contains(self):
vol = self.cinder_config['container_skel']['cinder_volumes_container']
vol['contains'] = []
self.write_override_env()
self.skel_setup()
di.container_skel_load(
self.environment.get('container_skel'),
self.inv,
self.user_defined_config
)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertEqual(test_vol['contains'], [])
def test_empty_belongs_to(self):
vol = self.cinder_config['container_skel']['cinder_volumes_container']
vol['belongs_to'] = []
self.write_override_env()
self.skel_setup()
di.container_skel_load(
self.environment.get('container_skel'),
self.inv,
self.user_defined_config
)
test_vol = self.base_env['container_skel']['cinder_volumes_container']
self.assertEqual(test_vol['belongs_to'], [])
def tearDown(self):
super(TestOverridingEnvIntegration, self).tearDown()
self.user_defined_config = None
self.inv = None
class TestSetUsedIPS(unittest.TestCase):
def setUp(self):
# Clean up the used ips in case other tests didn't.
di.USED_IPS = set()
# Create a fake inventory just for this test.
self.inventory = {'_meta': {'hostvars': {
'host1': {'container_networks': {
'net': {'address': '172.12.1.1'}
}},
'host2': {'container_networks': {
'net': {'address': '172.12.1.2'}
}},
}}}
def test_adding_inventory_used_ips(self):
config = {'used_ips': None}
di._set_used_ips(config, self.inventory)
self.assertEqual(len(di.USED_IPS), 2)
self.assertIn('172.12.1.1', di.USED_IPS)
self.assertIn('172.12.1.2', di.USED_IPS)
def tearDown(self):
di.USED_IPS = set()
if __name__ == '__main__':
unittest.main()
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