Hardware introspection daemon for OpenStack Ironic
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ironic-inspector/ironic_inspector/test/functional.py

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# 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 eventlet
eventlet.monkey_patch()
import contextlib
import copy
import json
import os
import shutil
import tempfile
import unittest
import mock
from oslo_config import cfg
import requests
from ironic_inspector.common import ironic as ir_utils
from ironic_inspector.common import swift
from ironic_inspector import dbsync
from ironic_inspector import main
from ironic_inspector import rules
from ironic_inspector.test import base
CONF = """
[ironic]
os_auth_url = http://url
os_username = user
os_password = password
os_tenant_name = tenant
[firewall]
manage_firewall = False
[processing]
enable_setting_ipmi_credentials = True
[DEFAULT]
debug = True
auth_strategy = noauth
[database]
connection = sqlite:///%(db_file)s
"""
DEFAULT_SLEEP = 2
class Base(base.NodeTest):
ROOT_URL = 'http://127.0.0.1:5050'
IS_FUNCTIONAL = True
def setUp(self):
super(Base, self).setUp()
rules.delete_all()
self.cli = ir_utils.get_client()
self.cli.reset_mock()
self.cli.node.get.return_value = self.node
self.cli.node.update.return_value = self.node
self.cli.node.list.return_value = [self.node]
self.patch = [
{'op': 'add', 'path': '/properties/cpus', 'value': '4'},
{'path': '/properties/cpu_arch', 'value': 'x86_64', 'op': 'add'},
{'op': 'add', 'path': '/properties/memory_mb', 'value': '12288'},
{'path': '/properties/local_gb', 'value': '999', 'op': 'add'}
]
self.patch_root_hints = [
{'op': 'add', 'path': '/properties/cpus', 'value': '4'},
{'path': '/properties/cpu_arch', 'value': 'x86_64', 'op': 'add'},
{'op': 'add', 'path': '/properties/memory_mb', 'value': '12288'},
{'path': '/properties/local_gb', 'value': '19', 'op': 'add'}
]
self.node.power_state = 'power off'
def call(self, method, endpoint, data=None, expect_error=None,
api_version=None):
if data is not None:
data = json.dumps(data)
endpoint = self.ROOT_URL + endpoint
headers = {'X-Auth-Token': 'token'}
if api_version:
headers[main._VERSION_HEADER] = '%d.%d' % api_version
res = getattr(requests, method.lower())(endpoint, data=data,
headers=headers)
if expect_error:
self.assertEqual(expect_error, res.status_code)
else:
res.raise_for_status()
return res
def call_introspect(self, uuid, new_ipmi_username=None,
new_ipmi_password=None):
endpoint = '/v1/introspection/%s' % uuid
if new_ipmi_password:
endpoint += '?new_ipmi_password=%s' % new_ipmi_password
if new_ipmi_username:
endpoint += '&new_ipmi_username=%s' % new_ipmi_username
return self.call('post', endpoint)
def call_get_status(self, uuid):
return self.call('get', '/v1/introspection/%s' % uuid).json()
def call_abort_introspect(self, uuid):
return self.call('post', '/v1/introspection/%s/abort' % uuid)
def call_reapply(self, uuid):
return self.call('post', '/v1/introspection/%s/data/unprocessed' %
uuid)
def call_continue(self, data):
return self.call('post', '/v1/continue', data=data).json()
def call_add_rule(self, data):
return self.call('post', '/v1/rules', data=data).json()
def call_list_rules(self):
return self.call('get', '/v1/rules').json()['rules']
def call_delete_rules(self):
self.call('delete', '/v1/rules')
def call_delete_rule(self, uuid):
self.call('delete', '/v1/rules/' + uuid)
def call_get_rule(self, uuid):
return self.call('get', '/v1/rules/' + uuid).json()
class Test(Base):
def test_bmc(self):
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.set_power_state.assert_called_once_with(self.uuid,
'reboot')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': False, 'error': None}, status)
res = self.call_continue(self.data)
self.assertEqual({'uuid': self.uuid}, res)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.update.assert_called_once_with(self.uuid, mock.ANY)
self.assertCalledWithPatch(self.patch, self.cli.node.update)
self.cli.port.create.assert_called_once_with(
node_uuid=self.uuid, address='11:22:33:44:55:66')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': True, 'error': None}, status)
def test_setup_ipmi(self):
patch_credentials = [
{'op': 'add', 'path': '/driver_info/ipmi_username',
'value': 'admin'},
{'op': 'add', 'path': '/driver_info/ipmi_password',
'value': 'pwd'},
]
self.node.provision_state = 'enroll'
self.call_introspect(self.uuid, new_ipmi_username='admin',
new_ipmi_password='pwd')
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.assertFalse(self.cli.node.set_power_state.called)
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': False, 'error': None}, status)
res = self.call_continue(self.data)
self.assertEqual('admin', res['ipmi_username'])
self.assertEqual('pwd', res['ipmi_password'])
self.assertTrue(res['ipmi_setup_credentials'])
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.assertCalledWithPatch(self.patch + patch_credentials,
self.cli.node.update)
self.cli.port.create.assert_called_once_with(
node_uuid=self.uuid, address='11:22:33:44:55:66')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': True, 'error': None}, status)
def test_rules_api(self):
res = self.call_list_rules()
self.assertEqual([], res)
rule = {'conditions': [],
'actions': [{'action': 'fail', 'message': 'boom'}],
'description': 'Cool actions'}
res = self.call_add_rule(rule)
self.assertTrue(res['uuid'])
rule['uuid'] = res['uuid']
rule['links'] = res['links']
self.assertEqual(rule, res)
res = self.call('get', rule['links'][0]['href']).json()
self.assertEqual(rule, res)
res = self.call_list_rules()
self.assertEqual(rule['links'], res[0].pop('links'))
self.assertEqual([{'uuid': rule['uuid'],
'description': 'Cool actions'}],
res)
res = self.call_get_rule(rule['uuid'])
self.assertEqual(rule, res)
self.call_delete_rule(rule['uuid'])
res = self.call_list_rules()
self.assertEqual([], res)
links = rule.pop('links')
del rule['uuid']
for _ in range(3):
self.call_add_rule(rule)
res = self.call_list_rules()
self.assertEqual(3, len(res))
self.call_delete_rules()
res = self.call_list_rules()
self.assertEqual([], res)
self.call('get', links[0]['href'], expect_error=404)
self.call('delete', links[0]['href'], expect_error=404)
def test_introspection_rules(self):
self.node.extra['bar'] = 'foo'
rules = [
{
'conditions': [
{'field': 'memory_mb', 'op': 'eq', 'value': 12288},
{'field': 'local_gb', 'op': 'gt', 'value': 998},
{'field': 'local_gb', 'op': 'lt', 'value': 1000},
{'field': 'local_gb', 'op': 'matches', 'value': '[0-9]+'},
{'field': 'cpu_arch', 'op': 'contains', 'value': '[0-9]+'},
{'field': 'root_disk.wwn', 'op': 'is-empty'},
{'field': 'inventory.interfaces[*].ipv4_address',
'op': 'contains', 'value': r'127\.0\.0\.1',
'invert': True, 'multiple': 'all'},
{'field': 'i.do.not.exist', 'op': 'is-empty'},
],
'actions': [
{'action': 'set-attribute', 'path': '/extra/foo',
'value': 'bar'}
]
},
{
'conditions': [
{'field': 'memory_mb', 'op': 'ge', 'value': 100500},
],
'actions': [
{'action': 'set-attribute', 'path': '/extra/bar',
'value': 'foo'},
{'action': 'fail', 'message': 'boom'}
]
}
]
for rule in rules:
self.call_add_rule(rule)
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.call_continue(self.data)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.update.assert_any_call(
self.uuid,
[{'op': 'add', 'path': '/extra/foo', 'value': 'bar'}])
def test_conditions_scheme_actions_path(self):
rules = [
{
'conditions': [
{'field': 'node://properties.local_gb', 'op': 'eq',
'value': 40},
{'field': 'node://driver_info.ipmi_address', 'op': 'eq',
'value': self.bmc_address},
],
'actions': [
{'action': 'set-attribute', 'path': '/extra/foo',
'value': 'bar'}
]
},
{
'conditions': [
{'field': 'data://inventory.cpu.count', 'op': 'eq',
'value': self.data['inventory']['cpu']['count']},
],
'actions': [
{'action': 'set-attribute',
'path': '/driver_info/ipmi_address',
'value': '{data[inventory][bmc_address]}'}
]
}
]
for rule in rules:
self.call_add_rule(rule)
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.call_continue(self.data)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.update.assert_any_call(
self.uuid,
[{'op': 'add', 'path': '/extra/foo', 'value': 'bar'}])
self.cli.node.update.assert_any_call(
self.uuid,
[{'op': 'add', 'path': '/driver_info/ipmi_address',
'value': self.data['inventory']['bmc_address']}])
def test_root_device_hints(self):
self.node.properties['root_device'] = {'size': 20}
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.set_power_state.assert_called_once_with(self.uuid,
'reboot')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': False, 'error': None}, status)
res = self.call_continue(self.data)
self.assertEqual({'uuid': self.uuid}, res)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.assertCalledWithPatch(self.patch_root_hints, self.cli.node.update)
self.cli.port.create.assert_called_once_with(
node_uuid=self.uuid, address='11:22:33:44:55:66')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': True, 'error': None}, status)
def test_abort_introspection(self):
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.set_power_state.assert_called_once_with(self.uuid,
'reboot')
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': False, 'error': None}, status)
res = self.call_abort_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.assertEqual(res.status_code, 202)
status = self.call_get_status(self.uuid)
self.assertTrue(status['finished'])
self.assertEqual('Canceled by operator', status['error'])
# Note(mkovacik): we're checking just this doesn't pass OK as
# there might be either a race condition (hard to test) that
# yields a 'Node already finished.' or an attribute-based
# look-up error from some pre-processing hooks because
# node_info.finished() deletes the look-up attributes only
# after releasing the node lock
self.call('post', '/v1/continue', self.data, expect_error=400)
@mock.patch.object(swift, 'store_introspection_data', autospec=True)
@mock.patch.object(swift, 'get_introspection_data', autospec=True)
def test_stored_data_processing(self, get_mock, store_mock):
cfg.CONF.set_override('store_data', 'swift', 'processing')
# ramdisk data copy
# please mind the data is changed during processing
ramdisk_data = json.dumps(copy.deepcopy(self.data))
get_mock.return_value = ramdisk_data
self.call_introspect(self.uuid)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
self.cli.node.set_power_state.assert_called_once_with(self.uuid,
'reboot')
res = self.call_continue(self.data)
self.assertEqual({'uuid': self.uuid}, res)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
status = self.call_get_status(self.uuid)
self.assertEqual({'finished': True, 'error': None}, status)
res = self.call_reapply(self.uuid)
self.assertEqual(202, res.status_code)
self.assertEqual(b'', res.text)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
# reapply request data
get_mock.assert_called_once_with(self.uuid,
suffix='UNPROCESSED')
# store ramdisk data, store processing result data, store
# reapply processing result data; the ordering isn't
# guaranteed as store ramdisk data runs in a background
# thread; hower, last call has to always be reapply processing
# result data
store_ramdisk_call = mock.call(mock.ANY, self.uuid,
suffix='UNPROCESSED')
store_processing_call = mock.call(mock.ANY, self.uuid,
suffix=None)
self.assertEqual(3, len(store_mock.call_args_list))
self.assertIn(store_ramdisk_call,
store_mock.call_args_list[0:2])
self.assertIn(store_processing_call,
store_mock.call_args_list[0:2])
self.assertEqual(store_processing_call,
store_mock.call_args_list[2])
# second reapply call
get_mock.return_value = ramdisk_data
res = self.call_reapply(self.uuid)
self.assertEqual(202, res.status_code)
self.assertEqual(b'', res.text)
eventlet.greenthread.sleep(DEFAULT_SLEEP)
# reapply saves the result
self.assertEqual(4, len(store_mock.call_args_list))
self.assertEqual(store_processing_call,
store_mock.call_args_list[-1])
@contextlib.contextmanager
def mocked_server():
d = tempfile.mkdtemp()
try:
conf_file = os.path.join(d, 'test.conf')
db_file = os.path.join(d, 'test.db')
with open(conf_file, 'wb') as fp:
content = CONF % {'db_file': db_file}
fp.write(content.encode('utf-8'))
with mock.patch.object(ir_utils, 'get_client'):
dbsync.main(args=['--config-file', conf_file, 'upgrade'])
cfg.CONF.reset()
cfg.CONF.unregister_opt(dbsync.command_opt)
eventlet.greenthread.spawn_n(main.main,
args=['--config-file', conf_file])
eventlet.greenthread.sleep(1)
# Wait for service to start up to 30 seconds
for i in range(10):
try:
requests.get('http://127.0.0.1:5050/v1')
except requests.ConnectionError:
if i == 9:
raise
print('Service did not start yet')
eventlet.greenthread.sleep(3)
else:
break
# start testing
yield
# Make sure all processes finished executing
eventlet.greenthread.sleep(1)
finally:
shutil.rmtree(d)
if __name__ == '__main__':
with mocked_server():
unittest.main()