427 lines
17 KiB
Python
427 lines
17 KiB
Python
# Copyright (c) 2014 OpenStack Foundation
|
|
# Copyright (c) 2011 OpenStack Foundation
|
|
# All Rights Reserved.
|
|
#
|
|
# 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.
|
|
"""
|
|
Tests For IronicHostManager
|
|
"""
|
|
|
|
from nova import db
|
|
from nova import exception
|
|
from nova.scheduler import filters
|
|
from nova.scheduler import ironic_host_manager
|
|
from nova import test
|
|
from nova.tests.scheduler import ironic_fakes
|
|
|
|
|
|
class FakeFilterClass1(filters.BaseHostFilter):
|
|
def host_passes(self, host_state, filter_properties):
|
|
pass
|
|
|
|
|
|
class FakeFilterClass2(filters.BaseHostFilter):
|
|
def host_passes(self, host_state, filter_properties):
|
|
pass
|
|
|
|
|
|
class IronicHostManagerTestCase(test.NoDBTestCase):
|
|
"""Test case for IronicHostManager class."""
|
|
|
|
def setUp(self):
|
|
super(IronicHostManagerTestCase, self).setUp()
|
|
self.host_manager = ironic_host_manager.IronicHostManager()
|
|
self.fake_hosts = [ironic_host_manager.IronicNodeState(
|
|
'fake_host%s' % x, 'fake-node') for x in range(1, 5)]
|
|
self.fake_hosts += [ironic_host_manager.IronicNodeState(
|
|
'fake_multihost', 'fake-node%s' % x) for x in range(1, 5)]
|
|
|
|
def test_get_all_host_states(self):
|
|
# Ensure .service is set and we have the values we expect to.
|
|
context = 'fake_context'
|
|
|
|
self.mox.StubOutWithMock(db, 'compute_node_get_all')
|
|
db.compute_node_get_all(context).AndReturn(ironic_fakes.COMPUTE_NODES)
|
|
self.mox.ReplayAll()
|
|
|
|
self.host_manager.service_states = ironic_fakes.IRONIC_SERVICE_STATE
|
|
self.host_manager.get_all_host_states(context)
|
|
host_states_map = self.host_manager.host_state_map
|
|
|
|
self.assertEqual(len(host_states_map), 4)
|
|
# Check that .service is set properly
|
|
for i in range(4):
|
|
compute_node = ironic_fakes.COMPUTE_NODES[i]
|
|
host = compute_node['service']['host']
|
|
node = compute_node['hypervisor_hostname']
|
|
state_key = (host, node)
|
|
self.assertEqual(compute_node['service'],
|
|
host_states_map[state_key].service)
|
|
# check we have the values we think we should.
|
|
self.assertEqual(1024,
|
|
host_states_map[('host1', 'node1uuid')].free_ram_mb)
|
|
self.assertEqual(10240,
|
|
host_states_map[('host1', 'node1uuid')].free_disk_mb)
|
|
self.assertEqual(2048,
|
|
host_states_map[('host2', 'node2uuid')].free_ram_mb)
|
|
self.assertEqual(20480,
|
|
host_states_map[('host2', 'node2uuid')].free_disk_mb)
|
|
self.assertEqual(3072,
|
|
host_states_map[('host3', 'node3uuid')].free_ram_mb)
|
|
self.assertEqual(30720,
|
|
host_states_map[('host3', 'node3uuid')].free_disk_mb)
|
|
self.assertEqual(4096,
|
|
host_states_map[('host4', 'node4uuid')].free_ram_mb)
|
|
self.assertEqual(40960,
|
|
host_states_map[('host4', 'node4uuid')].free_disk_mb)
|
|
|
|
|
|
class IronicHostManagerChangedNodesTestCase(test.NoDBTestCase):
|
|
"""Test case for IronicHostManager class."""
|
|
|
|
def setUp(self):
|
|
super(IronicHostManagerChangedNodesTestCase, self).setUp()
|
|
self.host_manager = ironic_host_manager.IronicHostManager()
|
|
self.fake_hosts = [
|
|
ironic_host_manager.IronicNodeState('host1', 'node1uuid'),
|
|
ironic_host_manager.IronicNodeState('host2', 'node2uuid'),
|
|
ironic_host_manager.IronicNodeState('host3', 'node3uuid'),
|
|
ironic_host_manager.IronicNodeState('host4', 'node4uuid')
|
|
]
|
|
self.compute_node = dict(id=1, local_gb=10, memory_mb=1024, vcpus=1,
|
|
vcpus_used=0, local_gb_used=0, memory_mb_used=0,
|
|
updated_at=None, cpu_info='baremetal cpu',
|
|
stats=dict(ironic_driver=
|
|
"nova.virt.ironic.driver.IronicDriver",
|
|
cpu_arch='i386'),
|
|
supported_instances=
|
|
'[["i386", "baremetal", "baremetal"]]',
|
|
free_disk_gb=10, free_ram_mb=1024)
|
|
|
|
def test_get_all_host_states(self):
|
|
context = 'fake_context'
|
|
|
|
self.mox.StubOutWithMock(db, 'compute_node_get_all')
|
|
db.compute_node_get_all(context).AndReturn(ironic_fakes.COMPUTE_NODES)
|
|
self.mox.ReplayAll()
|
|
|
|
self.host_manager.service_states = ironic_fakes.IRONIC_SERVICE_STATE
|
|
self.host_manager.get_all_host_states(context)
|
|
host_states_map = self.host_manager.host_state_map
|
|
self.assertEqual(4, len(host_states_map))
|
|
|
|
def test_get_all_host_states_after_delete_one(self):
|
|
context = 'fake_context'
|
|
|
|
self.mox.StubOutWithMock(db, 'compute_node_get_all')
|
|
# all nodes active for first call
|
|
db.compute_node_get_all(context).AndReturn(ironic_fakes.COMPUTE_NODES)
|
|
# remove node4 for second call
|
|
running_nodes = [n for n in ironic_fakes.COMPUTE_NODES
|
|
if n.get('hypervisor_hostname') != 'node4uuid']
|
|
db.compute_node_get_all(context).AndReturn(running_nodes)
|
|
self.mox.ReplayAll()
|
|
|
|
self.host_manager.service_states = ironic_fakes.IRONIC_SERVICE_STATE
|
|
self.host_manager.get_all_host_states(context)
|
|
self.host_manager.get_all_host_states(context)
|
|
host_states_map = self.host_manager.host_state_map
|
|
self.assertEqual(3, len(host_states_map))
|
|
|
|
def test_get_all_host_states_after_delete_all(self):
|
|
context = 'fake_context'
|
|
|
|
self.mox.StubOutWithMock(db, 'compute_node_get_all')
|
|
# all nodes active for first call
|
|
db.compute_node_get_all(context).AndReturn(ironic_fakes.COMPUTE_NODES)
|
|
# remove all nodes for second call
|
|
db.compute_node_get_all(context).AndReturn([])
|
|
self.mox.ReplayAll()
|
|
|
|
self.host_manager.service_states = ironic_fakes.IRONIC_SERVICE_STATE
|
|
self.host_manager.get_all_host_states(context)
|
|
self.host_manager.get_all_host_states(context)
|
|
host_states_map = self.host_manager.host_state_map
|
|
self.assertEqual(0, len(host_states_map))
|
|
|
|
def test_update_from_compute_node(self):
|
|
host = ironic_host_manager.IronicNodeState("fakehost", "fakenode")
|
|
host.update_from_compute_node(self.compute_node)
|
|
|
|
self.assertEqual(1024, host.free_ram_mb)
|
|
self.assertEqual(1024, host.total_usable_ram_mb)
|
|
self.assertEqual(10240, host.free_disk_mb)
|
|
self.assertEqual(1, host.vcpus_total)
|
|
self.assertEqual(0, host.vcpus_used)
|
|
|
|
def test_consume_identical_instance_from_compute(self):
|
|
host = ironic_host_manager.IronicNodeState("fakehost", "fakenode")
|
|
host.update_from_compute_node(self.compute_node)
|
|
|
|
instance = dict(root_gb=10, ephemeral_gb=0, memory_mb=1024, vcpus=1)
|
|
host.consume_from_instance(instance)
|
|
|
|
self.assertEqual(1, host.vcpus_used)
|
|
self.assertEqual(0, host.free_ram_mb)
|
|
self.assertEqual(0, host.free_disk_mb)
|
|
|
|
def test_consume_larger_instance_from_compute(self):
|
|
host = ironic_host_manager.IronicNodeState("fakehost", "fakenode")
|
|
host.update_from_compute_node(self.compute_node)
|
|
|
|
instance = dict(root_gb=20, ephemeral_gb=0, memory_mb=2048, vcpus=2)
|
|
host.consume_from_instance(instance)
|
|
|
|
self.assertEqual(1, host.vcpus_used)
|
|
self.assertEqual(0, host.free_ram_mb)
|
|
self.assertEqual(0, host.free_disk_mb)
|
|
|
|
def test_consume_smaller_instance_from_compute(self):
|
|
host = ironic_host_manager.IronicNodeState("fakehost", "fakenode")
|
|
host.update_from_compute_node(self.compute_node)
|
|
|
|
instance = dict(root_gb=5, ephemeral_gb=0, memory_mb=512, vcpus=1)
|
|
host.consume_from_instance(instance)
|
|
|
|
self.assertEqual(1, host.vcpus_used)
|
|
self.assertEqual(0, host.free_ram_mb)
|
|
self.assertEqual(0, host.free_disk_mb)
|
|
|
|
|
|
class IronicHostManagerTestFilters(test.NoDBTestCase):
|
|
"""Test filters work for IronicHostManager."""
|
|
|
|
def setUp(self):
|
|
super(IronicHostManagerTestFilters, self).setUp()
|
|
self.host_manager = ironic_host_manager.IronicHostManager()
|
|
self.fake_hosts = [ironic_host_manager.IronicNodeState(
|
|
'fake_host%s' % x, 'fake-node') for x in range(1, 5)]
|
|
self.fake_hosts += [ironic_host_manager.IronicNodeState(
|
|
'fake_multihost', 'fake-node%s' % x) for x in range(1, 5)]
|
|
|
|
def test_choose_host_filters_not_found(self):
|
|
self.flags(scheduler_default_filters='FakeFilterClass3')
|
|
self.host_manager.filter_classes = [FakeFilterClass1,
|
|
FakeFilterClass2]
|
|
self.assertRaises(exception.SchedulerHostFilterNotFound,
|
|
self.host_manager._choose_host_filters, None)
|
|
|
|
def test_choose_host_filters(self):
|
|
self.flags(scheduler_default_filters=['FakeFilterClass2'])
|
|
self.host_manager.filter_classes = [FakeFilterClass1,
|
|
FakeFilterClass2]
|
|
|
|
# Test we returns 1 correct function
|
|
filter_classes = self.host_manager._choose_host_filters(None)
|
|
self.assertEqual(1, len(filter_classes))
|
|
self.assertEqual('FakeFilterClass2', filter_classes[0].__name__)
|
|
|
|
def _mock_get_filtered_hosts(self, info, specified_filters=None):
|
|
self.mox.StubOutWithMock(self.host_manager, '_choose_host_filters')
|
|
|
|
info['got_objs'] = []
|
|
info['got_fprops'] = []
|
|
|
|
def fake_filter_one(_self, obj, filter_props):
|
|
info['got_objs'].append(obj)
|
|
info['got_fprops'].append(filter_props)
|
|
return True
|
|
|
|
self.stubs.Set(FakeFilterClass1, '_filter_one', fake_filter_one)
|
|
self.host_manager._choose_host_filters(specified_filters).AndReturn(
|
|
[FakeFilterClass1])
|
|
|
|
def _verify_result(self, info, result, filters=True):
|
|
for x in info['got_fprops']:
|
|
self.assertEqual(x, info['expected_fprops'])
|
|
if filters:
|
|
self.assertEqual(set(info['expected_objs']), set(info['got_objs']))
|
|
self.assertEqual(set(info['expected_objs']), set(result))
|
|
|
|
def test_get_filtered_hosts(self):
|
|
fake_properties = {'moo': 1, 'cow': 2}
|
|
|
|
info = {'expected_objs': self.fake_hosts,
|
|
'expected_fprops': fake_properties}
|
|
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result)
|
|
|
|
def test_get_filtered_hosts_with_specified_filters(self):
|
|
fake_properties = {'moo': 1, 'cow': 2}
|
|
|
|
specified_filters = ['FakeFilterClass1', 'FakeFilterClass2']
|
|
info = {'expected_objs': self.fake_hosts,
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info, specified_filters)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties, filter_class_names=specified_filters)
|
|
self._verify_result(info, result)
|
|
|
|
def test_get_filtered_hosts_with_ignore(self):
|
|
fake_properties = {'ignore_hosts': ['fake_host1', 'fake_host3',
|
|
'fake_host5', 'fake_multihost']}
|
|
|
|
# [1] and [3] are host2 and host4
|
|
info = {'expected_objs': [self.fake_hosts[1], self.fake_hosts[3]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result)
|
|
|
|
def test_get_filtered_hosts_with_force_hosts(self):
|
|
fake_properties = {'force_hosts': ['fake_host1', 'fake_host3',
|
|
'fake_host5']}
|
|
|
|
# [0] and [2] are host1 and host3
|
|
info = {'expected_objs': [self.fake_hosts[0], self.fake_hosts[2]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_no_matching_force_hosts(self):
|
|
fake_properties = {'force_hosts': ['fake_host5', 'fake_host6']}
|
|
|
|
info = {'expected_objs': [],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_ignore_and_force_hosts(self):
|
|
# Ensure ignore_hosts processed before force_hosts in host filters.
|
|
fake_properties = {'force_hosts': ['fake_host3', 'fake_host1'],
|
|
'ignore_hosts': ['fake_host1']}
|
|
|
|
# only fake_host3 should be left.
|
|
info = {'expected_objs': [self.fake_hosts[2]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_force_host_and_many_nodes(self):
|
|
# Ensure all nodes returned for a host with many nodes
|
|
fake_properties = {'force_hosts': ['fake_multihost']}
|
|
|
|
info = {'expected_objs': [self.fake_hosts[4], self.fake_hosts[5],
|
|
self.fake_hosts[6], self.fake_hosts[7]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_force_nodes(self):
|
|
fake_properties = {'force_nodes': ['fake-node2', 'fake-node4',
|
|
'fake-node9']}
|
|
|
|
# [5] is fake-node2, [7] is fake-node4
|
|
info = {'expected_objs': [self.fake_hosts[5], self.fake_hosts[7]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_force_hosts_and_nodes(self):
|
|
# Ensure only overlapping results if both force host and node
|
|
fake_properties = {'force_hosts': ['fake_host1', 'fake_multihost'],
|
|
'force_nodes': ['fake-node2', 'fake-node9']}
|
|
|
|
# [5] is fake-node2
|
|
info = {'expected_objs': [self.fake_hosts[5]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_force_hosts_and_wrong_nodes(self):
|
|
# Ensure non-overlapping force_node and force_host yield no result
|
|
fake_properties = {'force_hosts': ['fake_multihost'],
|
|
'force_nodes': ['fake-node']}
|
|
|
|
info = {'expected_objs': [],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_ignore_hosts_and_force_nodes(self):
|
|
# Ensure ignore_hosts can coexist with force_nodes
|
|
fake_properties = {'force_nodes': ['fake-node4', 'fake-node2'],
|
|
'ignore_hosts': ['fake_host1', 'fake_host2']}
|
|
|
|
info = {'expected_objs': [self.fake_hosts[5], self.fake_hosts[7]],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|
|
|
|
def test_get_filtered_hosts_with_ignore_hosts_and_force_same_nodes(self):
|
|
# Ensure ignore_hosts is processed before force_nodes
|
|
fake_properties = {'force_nodes': ['fake_node4', 'fake_node2'],
|
|
'ignore_hosts': ['fake_multihost']}
|
|
|
|
info = {'expected_objs': [],
|
|
'expected_fprops': fake_properties}
|
|
self._mock_get_filtered_hosts(info)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
result = self.host_manager.get_filtered_hosts(self.fake_hosts,
|
|
fake_properties)
|
|
self._verify_result(info, result, False)
|