def test_bless_instance(self):
instance_uuid = utils.create_instance(self.context)
num_instance_before = len(db.instance_get_all(self.context))
blessed_instance = self.cobalt_api.bless_instance(self.context, instance_uuid)
self.assertEquals(vm_states.BUILDING, blessed_instance['vm_state'])
# Ensure that we have a 2nd instance in the database that is a "clone"
# of our original instance.
instances = db.instance_get_all(self.context)
self.assertTrue(len(instances) == (num_instance_before + 1),
"There should be one new instance after blessing.")
# The virtual machine should be marked that it is now blessed.
metadata = db.instance_metadata_get(self.context, blessed_instance['uuid'])
self.assertTrue(metadata.has_key('blessed_from'),
"The instance should have a bless metadata after being blessed.")
self.assertTrue(metadata['blessed_from'] == '%s' % instance_uuid,
"The instance should have the blessed_from metadata set to true after being blessed. " \
+ "(value=%s)" % (metadata['blessed_from']))
system_metadata = db.instance_system_metadata_get(self.context, blessed_instance['uuid'])
self.assertTrue(system_metadata.has_key('blessed_from'),
"The instance should have a bless system_metadata after being blessed.")
self.assertTrue(system_metadata['blessed_from'] == '%s' % instance_uuid,
"The instance should have the blessed_from system_metadata set to true after being blessed. "\
+ "(value=%s)" % (system_metadata['blessed_from']))
db_blessed_instance = db.instance_get_by_uuid(self.context,
blessed_instance['uuid'])
self.assertTrue(db_blessed_instance['info_cache'])
self.assertIsNotNone(db_blessed_instance['info_cache']['network_info'])
def test_run_kill_vm(self):
"""Detect when a vm is terminated behind the scenes"""
self.stubs = stubout.StubOutForTesting()
self.stubs.Set(compute_manager.ComputeManager,
'_report_driver_status', nop_report_driver_status)
instance_id = self._create_instance()
self.compute.run_instance(self.context, instance_id)
instances = db.instance_get_all(context.get_admin_context())
LOG.info(_("Running instances: %s"), instances)
self.assertEqual(len(instances), 1)
instance_name = instances[0].name
self.compute.driver.test_remove_vm(instance_name)
# Force the compute manager to do its periodic poll
error_list = self.compute.periodic_tasks(context.get_admin_context())
self.assertFalse(error_list)
instances = db.instance_get_all(context.get_admin_context())
LOG.info(_("After force-killing instances: %s"), instances)
self.assertEqual(len(instances), 1)
self.assertEqual(power_state.SHUTOFF, instances[0]['state'])
def mox_host_manager_db_calls(mock, context):
mock.StubOutWithMock(db, 'compute_node_get_all')
mock.StubOutWithMock(db, 'instance_get_all')
db.compute_node_get_all(mox.IgnoreArg()).AndReturn(COMPUTE_NODES)
db.instance_get_all(mox.IgnoreArg(),
columns_to_join=['instance_type']).AndReturn(INSTANCES)
def test_instance_get_all(self):
self.mox.StubOutWithMock(db, "instance_get_all_by_filters")
db.instance_get_all(self.context)
db.instance_get_all_by_filters(self.context, {"name": "fake-inst"}, "updated_at", "asc")
self.mox.ReplayAll()
self.conductor.instance_get_all(self.context)
self.conductor.instance_get_all_by_filters(self.context, {"name": "fake-inst"}, "updated_at", "asc")
def index(self, req):
context = req.environ['nova.context'].elevated()
instances = db.instance_get_all(context)
builder = self._get_builder(req)
server_list = db.instance_get_all(context)
servers = [builder.build(inst, True)['server']
for inst in instances]
return dict(servers=servers)
def test_instance_get_all(self):
self.mox.StubOutWithMock(db, 'instance_get_all_by_filters')
db.instance_get_all(self.context)
db.instance_get_all_by_filters(self.context, {'name': 'fake-inst'},
'updated_at', 'asc')
self.mox.ReplayAll()
self.conductor.instance_get_all(self.context)
self.conductor.instance_get_all_by_filters(self.context,
{'name': 'fake-inst'},
'updated_at', 'asc')
def test_bless_instance_twice(self):
instance_uuid = utils.create_instance(self.context)
num_instance_before = len(db.instance_get_all(self.context))
self.cobalt_api.bless_instance(self.context, instance_uuid)
self.cobalt_api.bless_instance(self.context, instance_uuid)
instances = db.instance_get_all(self.context)
self.assertTrue(len(instances) == num_instance_before + 2,
"There should be 2 more instances because we blessed twice.")
def test_run_terminate(self):
"""Make sure it is possible to run and terminate instance"""
instance_id = self._create_instance()
self.compute.run_instance(self.context, instance_id)
instances = db.instance_get_all(context.get_admin_context())
LOG.info(_("Running instances: %s"), instances)
self.assertEqual(len(instances), 1)
self.compute.terminate_instance(self.context, instance_id)
instances = db.instance_get_all(context.get_admin_context())
LOG.info(_("After terminating instances: %s"), instances)
self.assertEqual(len(instances), 0)
def list_vms(host=None):
"""
make a list of vms and expand out their fixed_ip and floating ips sensibly
"""
flags.parse_args([])
my_instances = []
if host is None:
instances = db.instance_get_all(context.get_admin_context())
else:
instances = db.instance_get_all_by_host(
context.get_admin_context(), host)
for instance in instances:
my_inst = {}
my_inst = dict(instance).copy()
for (k,v) in my_inst.items():
try:
json.encoder(v)
except TypeError, e:
v = str(v)
my_inst[k] = v
ec2_id = db.get_ec2_instance_id_by_uuid(context.get_admin_context(), instance.uuid)
ec2_id = 'i-' + hex(int(ec2_id)).replace('0x', '').zfill(8)
my_inst['ec2_id'] = ec2_id
try:
fixed_ips = db.fixed_ip_get_by_instance(context.get_admin_context(), instance.uuid)
except:
pass
my_inst['fixed_ips'] = [ ip.address for ip in fixed_ips ]
my_inst['floating_ips'] = []
for ip in fixed_ips:
my_inst['floating_ips'].extend([ f_ip.address for f_ip in db.floating_ip_get_by_fixed_address(context.get_admin_context(), ip.address)])
my_instances.append(my_inst)
def get_all_instances(self, context, instance_uuid=None):
"""Returns a list of HostStates that represents all the hosts
the HostManager knows about. Also, each of the consumable resources
in HostState are pre-populated and adjusted based on data in the db.
"""
# Get resource usage across the available compute nodes:
instances = db.instance_get_all(context)
instance_states = [];
if instance_uuid == None:
LOG.info(_("None instance_uuid"));
for instance in instances:
vm_state = instance.get('vm_state')
if vm_state == None or vm_state != vm_states.ACTIVE:
continue;
if instance_uuid != None and instance['uuid'] == instance_uuid:
LOG.info(_("found matching uuid instance"));
continue;
instance_state = self.instance_state_cls(instance);
instance_states.append(instance_state);
return instance_states;
def _list_running_instances(self, context):
"""List running instances (on all compute nodes)."""
self.used_images = {}
self.image_popularity = {}
self.instance_names = set()
instances = db.instance_get_all(context)
for instance in instances:
self.instance_names.add(instance['name'])
resize_states = [task_states.RESIZE_PREP,
task_states.RESIZE_MIGRATING,
task_states.RESIZE_MIGRATED,
task_states.RESIZE_FINISH]
if instance['task_state'] in resize_states or \
instance['vm_state'] in vm_states.RESIZED:
self.instance_names.add(instance['name'] + '_resize')
image_ref_str = str(instance['image_ref'])
local, remote, insts = self.used_images.get(image_ref_str,
(0, 0, []))
if instance['host'] == FLAGS.host:
local += 1
else:
remote += 1
insts.append(instance['name'])
self.used_images[image_ref_str] = (local, remote, insts)
self.image_popularity.setdefault(image_ref_str, 0)
self.image_popularity[image_ref_str] += 1
def test_monitor_normal_instance(self):
fake_instance = {'uuid': 'fake_uuid',
'host': 'fake_compute_host'}
instances = [fake_instance]
self.mox.StubOutWithMock(db, 'instance_get_all')
self.mox.StubOutWithMock(self.manager, '_is_instance_abnormal')
self.mox.StubOutWithMock(self.manager, '_is_instance_ha')
#instance normal
db.instance_get_all(self.context).AndReturn(instances)
self.manager._is_instance_abnormal(self.context,
fake_instance).AndReturn(False)
self.mox.ReplayAll()
self.manager.monitor_instance(self.context)
def test_boot_servers_with_affinity_overquota(self):
# Tests that we check server group member quotas and cleanup created
# resources when we fail with OverQuota.
self.flags(quota_server_group_members=1)
# make sure we start with 0 servers
servers = self.api.get_servers(detail=False)
self.assertEqual(0, len(servers))
created_group = self.api.post_server_groups(self.affinity)
ex = self.assertRaises(client.OpenStackApiException,
self._boot_servers_to_group,
created_group)
self.assertEqual(403, ex.response.status_code)
# _boot_servers_to_group creates 2 instances in the group in order, not
# multiple servers in a single request. Since our quota is 1, the first
# server create would pass, the second should fail, and we should be
# left with 1 server and it's 1 block device mapping.
servers = self.api.get_servers(detail=False)
self.assertEqual(1, len(servers))
ctxt = context.get_admin_context()
servers = db.instance_get_all(ctxt)
self.assertEqual(1, len(servers))
ctxt_mgr = db_api.get_context_manager(ctxt)
with ctxt_mgr.reader.using(ctxt):
bdms = db_api._block_device_mapping_get_query(ctxt).all()
self.assertEqual(1, len(bdms))
self.assertEqual(servers[0]['uuid'], bdms[0]['instance_uuid'])
def list(self, host=None):
"""Lists all fixed ips (optionally by host)."""
ctxt = context.get_admin_context()
try:
if host is None:
fixed_ips = db.fixed_ip_get_all(ctxt)
else:
fixed_ips = db.fixed_ip_get_by_host(ctxt, host)
except exception.NotFound as ex:
print(_("error: %s") % ex)
return(2)
instances = db.instance_get_all(context.get_admin_context())
instances_by_uuid = {}
for instance in instances:
instances_by_uuid[instance['uuid']] = instance
print("%-18s\t%-15s\t%-15s\t%s" % (_('network'),
_('IP address'),
_('hostname'),
_('host')))
all_networks = {}
try:
# use network_get_all to retrieve all existing networks
# this is to ensure that IPs associated with deleted networks
# will not throw exceptions.
for network in db.network_get_all(context.get_admin_context()):
all_networks[network.id] = network
except exception.NoNetworksFound:
# do not have any networks, so even if there are IPs, these
# IPs should have been deleted ones, so return.
print(_('No fixed IP found.'))
return
has_ip = False
for fixed_ip in fixed_ips:
hostname = None
host = None
network = all_networks.get(fixed_ip['network_id'])
if network:
has_ip = True
if fixed_ip.get('instance_uuid'):
instance = instances_by_uuid.get(fixed_ip['instance_uuid'])
if instance:
hostname = instance['hostname']
host = instance['host']
else:
print(_('WARNING: fixed ip %s allocated to missing'
' instance') % str(fixed_ip['address']))
print("%-18s\t%-15s\t%-15s\t%s" % (
network['cidr'],
fixed_ip['address'],
hostname, host))
if not has_ip:
print(_('No fixed IP found.'))
def test_bless_instance(self):
instance_id = utils.create_instance(self.context)
num_instance_before = len(db.instance_get_all(self.context))
self.gridcentric.bless_instance(self.context, instance_id)
# Ensure that we have a 2nd instance in the database that is a "clone"
# of our original instance.
instances = db.instance_get_all(self.context)
self.assertTrue(len(instances) == (num_instance_before + 1),
"There should be one new instances after blessing.")
# The virtual machine should be marked that it is now blessed.
metadata = db.instance_metadata_get(self.context, instance_id + 1)
self.assertTrue(metadata.has_key('blessed'),
"The instance should have a bless metadata after being blessed.")
self.assertTrue(metadata['blessed'] == '1',
"The instance should have the bless metadata set to true after being blessed. " \
+ "(value=%s)" % (metadata['blessed']))
def update(self, req, id, body):
"""Add new filesystem."""
name = id
try:
entry = body['fs_entry']
size = entry['size']
scope = entry['scope']
except (TypeError, KeyError):
raise webob.exc.HTTPUnprocessableEntity()
if scope not in ['project', 'instance', 'global']:
LOG.error(_("scope must be one of project, instance, or global"))
raise webob.exc.HTTPUnprocessableEntity()
context = req.environ['nova.context']
project = context.project_id
try:
if self.has_db_support:
sharedfs_db.filesystem_add(context, name, scope, project)
self.fs_driver.create_fs(name, project, size)
except exception.NotAuthorized:
msg = _("Filesystem creation requires admin permissions.")
raise webob.exc.HTTPForbidden(msg)
if self.has_db_support:
# Attach global or project-wide shares immediately.
instance_list = []
if scope == 'global':
instance_list = db.instance_get_all(context)
elif scope == 'project':
instance_list = db.instance_get_all_by_project(context,
project)
for instance in instance_list:
try:
fixed_ips = db.fixed_ip_get_by_instance(context,
instance.id)
for ip in fixed_ips:
LOG.debug(_("attaching %(ip)s to filesystem %(fs)s.")
% {'ip': ip['address'], 'fs': name})
try:
self.fs_driver.attach(name, ip['address'])
except exception.NotAuthorized:
LOG.warning(_("Insufficient permissions to attach"
" %(instance)s to filesystem %(fs)s.") %
{'instance': instance.name, 'fs': name})
except exception.FixedIpNotFound:
LOG.warning(_("Unable to get IP address for %s.")
% instance.id)
return _translate_fs_entry_view({'name': name,
'size': size,
'scope': scope,
'project': project})
def test_get_all_host_states(self):
self.flags(reserved_host_memory_mb=512,
reserved_host_disk_mb=1024)
context = 'fake_context'
topic = 'compute'
self.mox.StubOutWithMock(db, 'compute_node_get_all')
self.mox.StubOutWithMock(host_manager.LOG, 'warn')
self.mox.StubOutWithMock(db, 'instance_get_all')
db.compute_node_get_all(context).AndReturn(fakes.COMPUTE_NODES)
# Invalid service
host_manager.LOG.warn("No service for compute ID 5")
db.instance_get_all(context,
columns_to_join=['instance_type']).AndReturn(
fakes.INSTANCES)
self.mox.ReplayAll()
host_states = self.host_manager.get_all_host_states(context, topic)
self.assertEqual(len(host_states), 4)
# Check that .service is set properly
for i in xrange(4):
compute_node = fakes.COMPUTE_NODES[i]
host = compute_node['service']['host']
self.assertEqual(host_states[host].service,
compute_node['service'])
self.assertEqual(host_states['host1'].free_ram_mb, 0)
# 511GB
self.assertEqual(host_states['host1'].free_disk_mb, 523264)
self.assertEqual(host_states['host2'].free_ram_mb, 512)
# 1023GB
self.assertEqual(host_states['host2'].free_disk_mb, 1047552)
self.assertEqual(host_states['host3'].free_ram_mb, 2560)
# 3071GB
self.assertEqual(host_states['host3'].free_disk_mb, 3144704)
self.assertEqual(host_states['host4'].free_ram_mb, 7680)
# 8191GB
self.assertEqual(host_states['host4'].free_disk_mb, 8387584)
def delete(self, req, id):
"""Delete the filesystem identified by id."""
name = id
if self.has_db_support:
# Unattach global or project-wide shares immediately.
context = req.environ['nova.context']
fs_entry = sharedfs_db.filesystem_get(context, name)
if not fs_entry:
msg = _("Filesystem %s not found.") % name
raise webob.exc.HTTPNotFound(msg)
scope = fs_entry.scope
project = fs_entry.project_id
instance_list = []
if scope == 'global':
instance_list = db.instance_get_all(context)
elif scope == 'project':
instance_list = db.instance_get_all_by_project(context,
project)
for instance in instance_list:
try:
fixed_ips = db.fixed_ip_get_by_instance(context,
instance.id)
for ip in fixed_ips:
LOG.debug(_("unattaching %(ip)s from fs %(fs)s.") %
{'ip': ip['address'], 'fs': name})
try:
self.fs_driver.unattach(name, ip['address'])
except exception.NotAuthorized:
LOG.warning(_("Insufficient permission to unattach"
" %(instance)s from filesystem %(fs)s.") %
{'instance': instance.name,
'fs': name})
except exception.FixedIpNotFound:
LOG.warning(_("Unable to get IP address for %s.")
% instance.id)
sharedfs_db.filesystem_delete(context, name)
try:
self.fs_driver.delete_fs(name, project)
except exception.NotAuthorized:
msg = _("Filesystem deletion requires admin permissions.")
raise webob.exc.HTTPForbidden(msg)
except exception.NotFound:
msg = _("Filesystem %s does not exist.") % name
raise webob.exc.HTTPNotFound(msg)
return webob.Response(status_int=202)
def get_all_host_states(self, context, topic):
"""Returns a dict of all the hosts the HostManager
knows about. Also, each of the consumable resources in HostState
are pre-populated and adjusted based on data in the db.
For example:
{'192.168.1.100': HostState(), ...}
Note: this can be very slow with a lot of instances.
InstanceType table isn't required since a copy is stored
with the instance (in case the InstanceType changed since the
instance was created)."""
if topic != 'compute':
raise NotImplementedError(_(
"host_manager only implemented for 'compute'"))
host_state_map = {}
# Make a compute node dict with the bare essential metrics.
compute_nodes = db.compute_node_get_all(context)
for compute in compute_nodes:
service = compute['service']
if not service:
LOG.warn(_("No service for compute ID %s") % compute['id'])
continue
host = service['host']
capabilities = self.service_states.get(host, None)
host_state = self.host_state_cls(host, topic,
capabilities=capabilities,
service=dict(service.iteritems()))
""" start add by DOCOMO """
# pass context to access DB
host_state.update_from_compute_node(compute, context=context)
""" end add by DOCOMO """
host_state_map[host] = host_state
# "Consume" resources from the host the instance resides on.
instances = db.instance_get_all(context)
for instance in instances:
host = instance['host']
if not host:
continue
host_state = host_state_map.get(host, None)
if not host_state:
continue
host_state.consume_from_instance(instance)
return host_state_map
def list(self, host=None):
"""Show a list of all instances."""
print (
"%-10s %-15s %-10s %-10s %-26s %-9s %-9s %-9s"
" %-10s %-10s %-10s %-5s"
% (
_("instance"),
_("node"),
_("type"),
_("state"),
_("launched"),
_("image"),
_("kernel"),
_("ramdisk"),
_("project"),
_("user"),
_("zone"),
_("index"),
)
)
if host is None:
instances = db.instance_get_all(context.get_admin_context())
else:
instances = db.instance_get_all_by_host(context.get_admin_context(), host)
for instance in instances:
instance_type = flavors.extract_instance_type(instance)
print (
"%-10s %-15s %-10s %-10s %-26s %-9s %-9s %-9s"
" %-10s %-10s %-10s %-5d"
% (
instance["display_name"],
instance["host"],
instance_type["name"],
instance["vm_state"],
instance["launched_at"],
instance["image_ref"],
instance["kernel_id"],
instance["ramdisk_id"],
instance["project_id"],
instance["user_id"],
instance["availability_zone"],
instance["launch_index"],
)
)
def monitor_instance(self, ctxt):
"""
check and update instance status,
if instance is ha and failure, notify the ha module.
"""
instances_failure_info = []
instances = db.instance_get_all(ctxt)
for instance in instances:
instance_failure_info = self._get_instance_failure_info(instance)
if not instance_failure_info:
instance_failure_info = dict(uuid=instance['uuid'],
failure_times=0,
last_failure_time=timeutils.utcnow())
if self._is_instance_abnormal(ctxt, instance):
if (instance_failure_info['failure_times'] != 0 and
self.is_time_valid(
instance_failure_info['last_failure_time'],
timeutils.utcnow(),
(self.instance_recover_time *
instance_failure_info['failure_times']))):
LOG.info(_('instance %s is still in recovering...')
% instance['uuid'])
LOG.debug(_('its last failure time is %s')
% instance_failure_info['last_failure_time'])
instances_failure_info.append(instance_failure_info)
continue
if self._is_instance_ha(ctxt, instance):
self._notify_ha_instance_failure(ctxt, instance,
instance_failure_info['failure_times'])
else:
self._notify_common_instance_failure(ctxt, instance)
instance_failure_info['failure_times'] += 1
instance_failure_info['last_failure_time'] = timeutils.utcnow()
instances_failure_info.append(instance_failure_info)
LOG.debug(_('instance %(uuid)s failed %(times)s times, '
'the latest failure time is %(failure_time)s') %
{'uuid': instance['uuid'],
'times': instance_failure_info['failure_times'],
'failure_time':
instance_failure_info['last_failure_time']})
self.instances_failure_info = instances_failure_info
self._report_failure_instances_info()
def _list_running_instances(self, context):
"""List running instances (on all compute nodes)."""
self.used_images = {}
self.image_popularity = {}
instances = db.instance_get_all(context)
for instance in instances:
image_ref_str = str(instance['image_ref'])
local, remote, insts = self.used_images.get(image_ref_str,
(0, 0, []))
if instance['host'] == FLAGS.host:
local += 1
else:
remote += 1
insts.append(instance['name'])
self.used_images[image_ref_str] = (local, remote, insts)
self.image_popularity.setdefault(image_ref_str, 0)
self.image_popularity[image_ref_str] += 1
def test_discard_a_blessed_instance(self):
self.vmsconn.set_return_val("discard", None)
blessed_uuid = utils.create_blessed_instance(self.context, source_uuid="UNITTEST_DISCARD")
pre_discard_time = datetime.utcnow()
self.cobalt.discard_instance(self.context, instance_uuid=blessed_uuid)
try:
db.instance_get(self.context, blessed_uuid)
self.fail("The blessed instance should no longer exists after being discarded.")
except exception.InstanceNotFound:
# This ensures that the instance has been marked as deleted in the database. Now assert
# that the rest of its attributes have been marked.
self.context.read_deleted = 'yes'
instances = db.instance_get_all(self.context)
self.assertEquals(1, len(instances))
discarded_instance = instances[0]
self.assertTrue(pre_discard_time <= discarded_instance['terminated_at'])
self.assertEquals(vm_states.DELETED, discarded_instance['vm_state'])
def list(self, host=None):
"""Show a list of all instances."""
print ("%-10s %-15s %-10s %-10s %-26s %-9s %-9s %-9s"
" %-10s %-10s %-10s %-5s" % (_('instance'),
_('node'),
_('type'),
_('state'),
_('launched'),
_('image'),
_('kernel'),
_('ramdisk'),
_('project'),
_('user'),
_('zone'),
_('index')))
if host is None:
instances = db.instance_get_all(context.get_admin_context())
else:
instances = db.instance_get_all_by_host(
context.get_admin_context(), host)
for instance in instances:
instance_type = instance_types.extract_instance_type(instance)
print ("%-10s %-15s %-10s %-10s %-26s %-9s %-9s %-9s"
" %-10s %-10s %-10s %-5d" % (instance['display_name'],
instance['host'],
instance_type['name'],
instance['vm_state'],
instance['launched_at'],
instance['image_ref'],
instance['kernel_id'],
instance['ramdisk_id'],
instance['project_id'],
instance['user_id'],
instance['availability_zone'],
instance['launch_index']))
def get_all(cls, context, expected_attrs=None):
"""Returns all instances on all nodes."""
db_instances = db.instance_get_all(
context, columns_to_join=_expected_cols(expected_attrs))
return _make_instance_list(context, cls(), db_instances,
expected_attrs)
def test_get_all_host_states(self):
self.flags(reserved_host_memory_mb=512,
reserved_host_disk_mb=1024)
context = 'fake_context'
topic = 'compute'
self.mox.StubOutWithMock(db, 'compute_node_get_all')
self.mox.StubOutWithMock(baremetal_host_manager.LOG, 'warn')
self.mox.StubOutWithMock(db, 'instance_get_all')
self.stubs.Set(timeutils, 'utcnow', lambda: 31337)
def _fake_bm_node_get_all(context, service_host=None):
if service_host == 'host1':
return BAREMETAL_NODES_1
elif service_host == 'host2':
return BAREMETAL_NODES_2
elif service_host == 'host3':
return BAREMETAL_NODES_3
elif service_host == 'host4':
return BAREMETAL_NODES_4
else:
return {}
def _fake_bm_node_get_by_instance_uuid(context, instance_uuid):
return None
self.stubs.Set(bmdb, 'bm_node_get_all', _fake_bm_node_get_all)
self.stubs.Set(bmdb, 'bm_node_get_by_instance_uuid',
_fake_bm_node_get_by_instance_uuid)
db.compute_node_get_all(context).AndReturn(BAREMETAL_COMPUTE_NODES)
# Invalid service
baremetal_host_manager.LOG.warn("No service for compute ID 5")
db.instance_get_all(context,
columns_to_join=['instance_type']).\
AndReturn(BAREMETAL_INSTANCES)
self.mox.ReplayAll()
host1_compute_capabs = dict(free_memory=1234, host_memory=5678,
timestamp=1)
host2_compute_capabs = dict(free_memory=1234, host_memory=5678,
timestamp=1,
instance_type_extra_specs={'baremetal_driver': 'test'})
self.baremetal_host_manager.update_service_capabilities('compute',
'host1', host1_compute_capabs)
self.baremetal_host_manager.update_service_capabilities('compute',
'host2', host2_compute_capabs)
self.baremetal_host_manager.update_service_capabilities('compute',
'host3', host2_compute_capabs)
self.baremetal_host_manager.update_service_capabilities('compute',
'host4', host2_compute_capabs)
host_states = self.baremetal_host_manager.get_all_host_states(context,
topic)
num_bm_nodes = len(BAREMETAL_COMPUTE_NODES)
# not contains broken entry
self.assertEqual(len(host_states), num_bm_nodes - 1)
self.assertIn('host1', host_states)
self.assertIn('host2', host_states)
self.assertIn('host3', host_states)
self.assertIn('host4', host_states)
# check returned value
# host1 : subtract total ram of BAREMETAL_INSTANCES
# from BAREMETAL_COMPUTE_NODES
# host1 : total vcpu of BAREMETAL_INSTANCES
self.assertEqual(host_states['host1'].free_ram_mb +\
FLAGS.reserved_host_memory_mb, 8704)
self.assertEqual(host_states['host1'].vcpus_used, 5)
# host2 : subtract BAREMETAL_INSTANCES from BAREMETAL_NODES_2
# host2 : total vcpu of BAREMETAL_INSTANCES
self.assertEqual(host_states['host2'].free_ram_mb, 8192)
self.assertEqual(host_states['host2'].vcpus_total, 3)
# host3 : subtract BAREMETAL_INSTANCES from BAREMETAL_NODES_3
# host3 : total vcpu of BAREMETAL_INSTANCES
self.assertEqual(host_states['host3'].free_ram_mb, 2048)
self.assertEqual(host_states['host3'].vcpus_total, 4)
# host4 : subtract BAREMETAL_INSTANCES from BAREMETAL_NODES_4
# host4 : total vcpu of BAREMETAL_INSTANCES
self.assertEqual(host_states['host4'].free_ram_mb, 8192)
self.assertEqual(host_states['host4'].vcpus_total, 5)
self.mox.VerifyAll()
def clear_instances(self, context):
instances = nova_db.instance_get_all(context)
return instances
def mox_host_manager_db_calls(mock, context):
mock.StubOutWithMock(db, "compute_node_get_all")
mock.StubOutWithMock(db, "instance_get_all")
db.compute_node_get_all(mox.IgnoreArg()).AndReturn(COMPUTE_NODES)
db.instance_get_all(mox.IgnoreArg()).AndReturn(INSTANCES)
def mox_host_manager_db_calls(mock, context):
mock.StubOutWithMock(db, 'compute_node_get_all')
mock.StubOutWithMock(db, 'instance_get_all')
db.compute_node_get_all(mox.IgnoreArg()).AndReturn(COMPUTE_NODES)
db.instance_get_all(mox.IgnoreArg()).AndReturn(INSTANCES)
def _instance_get_all(self, context):
"""Broken out for testing."""
return db.instance_get_all(context)
def mox_host_manager_db_calls(mox, context):
mox.StubOutWithMock(db, 'compute_node_get_all')
mox.StubOutWithMock(db, 'instance_get_all')
db.compute_node_get_all(context).AndReturn(COMPUTE_NODES)
db.instance_get_all(context).AndReturn(INSTANCES)
def get_all(cls, context, expected_attrs=None):
"""Returns all instances on all nodes."""
db_instances = db.instance_get_all(
context, columns_to_join=_expected_cols(expected_attrs))
return _make_instance_list(context, cls(), db_instances,
expected_attrs)
def _instance_get_all(self, context):
"""Broken out for testing."""
return db.instance_get_all(context)