def start(self):
verstr = version.version_string_with_package()
LOG.info(_LI('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
if self.service_ref:
_update_service_ref(self.service_ref)
else:
try:
self.service_ref = _create_service_ref(self, ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def start(self):
verstr = version.version_string_with_package()
LOG.info(_LI('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
if self.service_ref:
_update_service_ref(self.service_ref)
else:
try:
self.service_ref = _create_service_ref(self, ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def test_version_string_with_package_is_good(self):
"""Ensure uninstalled code get version string."""
self.stubs.Set(version.version_info, 'version', '5.5.5.5')
self.stubs.Set(version, 'NOVA_PACKAGE', 'g9ec3421')
self.assertEqual("5.5.5.5-g9ec3421",
version.version_string_with_package())
def _make_iso9660(self, path):
publisher = "%(product)s %(version)s" % {
"product": version.product_string(),
"version": version.version_string_with_package(),
}
utils.execute(
CONF.mkisofs_cmd,
"-o",
path,
"-ldots",
"-allow-lowercase",
"-allow-multidot",
"-l",
"-publisher",
publisher,
"-quiet",
"-J",
"-r",
"-V",
"config-2",
self.tempdir,
attempts=1,
run_as_root=False,
)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
try:
config.parse_args(sys.argv)
logging.setup("nova")
except cfg.ConfigFilesNotFoundError:
cfgfile = CONF.config_file[-1] if CONF.config_file else None
if cfgfile and not os.access(cfgfile, os.R_OK):
st = os.stat(cfgfile)
print(_("Could not read %s. Re-running with sudo") % cfgfile)
try:
os.execvp('sudo', ['sudo', '-u', '#%s' % st.st_uid] + sys.argv)
except Exception:
print(_('sudo failed, continuing as if nothing happened'))
print(_('Please re-run nova-manage as root.'))
return(2)
objects.register_all()
if CONF.category.name == "version":
print(version.version_string_with_package())
return(0)
if CONF.category.name == "bash-completion":
if not CONF.category.query_category:
print(" ".join(CATEGORIES.keys()))
elif CONF.category.query_category in CATEGORIES:
fn = CATEGORIES[CONF.category.query_category]
command_object = fn()
actions = methods_of(command_object)
print(" ".join([k for (k, v) in actions]))
return(0)
fn = CONF.category.action_fn
fn_args = [arg.decode('utf-8') for arg in CONF.category.action_args]
fn_kwargs = {}
for k in CONF.category.action_kwargs:
v = getattr(CONF.category, 'action_kwarg_' + k)
if v is None:
continue
if isinstance(v, six.string_types):
v = v.decode('utf-8')
fn_kwargs[k] = v
# call the action with the remaining arguments
# check arguments
try:
cliutils.validate_args(fn, *fn_args, **fn_kwargs)
except cliutils.MissingArgs as e:
print(fn.__doc__)
print(e)
return(1)
try:
fn(*fn_args, **fn_kwargs)
return(0)
except Exception:
print(_("Command failed, please check log for more info"))
raise
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except exception.ServiceTopicExists:
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
self.conn = rpc.create_connection(new=True)
LOG.debug(_("Creating Consumer connection for Service %s") %
self.topic)
rpc_dispatcher = self.manager.create_rpc_dispatcher(self.backdoor_port)
# Share this same connection for these Consumers
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=False)
node_topic = '%s.%s' % (self.topic, self.host)
self.conn.create_consumer(node_topic, rpc_dispatcher, fanout=False)
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=True)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
self.manager.post_start_hook()
LOG.debug(_("Join ServiceGroup membership for this service %s")
% self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def __init__(self, url, user, pw):
version_string = version.version_string_with_package()
self.nova_version = ('%(vendor)s %(product)s %(version)s' % {
'vendor': version.vendor_string(),
'product': version.product_string(),
'version': version_string
})
import XenAPI
self.XenAPI = XenAPI
self._sessions = queue.Queue()
self.is_slave = False
self.host_checked = False
exception = self.XenAPI.Failure(
_("Unable to log in to XenAPI "
"(is the Dom0 disk full?)"))
self.url = self._create_first_session(url, user, pw, exception)
self._populate_session_pool(url, user, pw, exception)
self.host_uuid = self._get_host_uuid()
self.host_ref = self._get_host_ref()
self.product_version, self.product_brand = \
self._get_product_version_and_brand()
self._verify_plugin_version()
apply_session_helpers(self)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
try:
config.parse_args(sys.argv)
logging.setup("nova")
except cfg.ConfigFilesNotFoundError:
cfgfile = CONF.config_file[-1] if CONF.config_file else None
if cfgfile and not os.access(cfgfile, os.R_OK):
st = os.stat(cfgfile)
print(_("Could not read %s. Re-running with sudo") % cfgfile)
try:
os.execvp("sudo", ["sudo", "-u", "#%s" % st.st_uid] + sys.argv)
except Exception:
print(_("sudo failed, continuing as if nothing happened"))
print(_("Please re-run nova-manage as root."))
return 2
objects.register_all()
if CONF.category.name == "version":
print(version.version_string_with_package())
return 0
if CONF.category.name == "bash-completion":
if not CONF.category.query_category:
print(" ".join(CATEGORIES.keys()))
elif CONF.category.query_category in CATEGORIES:
fn = CATEGORIES[CONF.category.query_category]
command_object = fn()
actions = methods_of(command_object)
print(" ".join([k for (k, v) in actions]))
return 0
fn = CONF.category.action_fn
fn_args = [arg.decode("utf-8") for arg in CONF.category.action_args]
fn_kwargs = {}
for k in CONF.category.action_kwargs:
v = getattr(CONF.category, "action_kwarg_" + k)
if v is None:
continue
if isinstance(v, six.string_types):
v = v.decode("utf-8")
fn_kwargs[k] = v
# call the action with the remaining arguments
# check arguments
try:
cliutils.validate_args(fn, *fn_args, **fn_kwargs)
except cliutils.MissingArgs as e:
print(fn.__doc__)
print(e)
return 1
try:
fn(*fn_args, **fn_kwargs)
return 0
except Exception:
print(_("Command failed, please check log for more info"))
raise
def test_version_string_with_package_is_good(self):
"""Ensure uninstalled code get version string."""
self.stubs.Set(version.version_info, 'version', '5.5.5.5')
self.stubs.Set(version, 'NOVA_PACKAGE', 'g9ec3421')
self.assertEqual("5.5.5.5-g9ec3421",
version.version_string_with_package())
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
#target用来指定该rpc server监听在哪些队列上
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
#建立RPC调用服务
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
# Manager对象其实就是RPC API的入口。每个RPC API最终会转化为对Manger相应方法的调用，这个方法就是该RPC API的最终实现。
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def test_version_string_with_package_is_good(self):
"""Ensure uninstalled code get version string."""
self.stub_out('nova.version.version_info.version_string',
lambda: '5.5.5.5')
self.stub_out('nova.version.NOVA_PACKAGE', 'g9ec3421')
self.assertEqual("5.5.5.5-g9ec3421",
version.version_string_with_package())
def test_version_string_with_package_is_good(self):
"""Ensure uninstalled code get version string."""
self.stub_out('nova.version.version_info.version_string',
lambda: '5.5.5.5')
self.stub_out('nova.version.NOVA_PACKAGE', 'g9ec3421')
self.assertEqual("5.5.5.5-g9ec3421",
version.version_string_with_package())
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'), {
'topic': self.topic,
'version': verstr
})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(
ctxt, self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
self.service_ref = self._create_service_ref(ctxt)
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
self.conn = rpc.create_connection(new=True)
LOG.debug(
_("Creating Consumer connection for Service %s") % self.topic)
self.manager.pre_start_hook(rpc_connection=self.conn)
rpc_dispatcher = self.manager.create_rpc_dispatcher(self.backdoor_port)
# Share this same connection for these Consumers
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=False)
node_topic = '%s.%s' % (self.topic, self.host)
self.conn.create_consumer(node_topic, rpc_dispatcher, fanout=False)
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=True)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
self.manager.post_start_hook()
LOG.debug(
_("Join ServiceGroup membership for this service %s") % self.topic)
# Add service to the ServiceGroup membership group.
pulse = self.servicegroup_api.join(self.host, self.topic, self)
if pulse:
self.timers.append(pulse)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
periodic = loopingcall.DynamicLoopingCall(self.periodic_tasks)
periodic.start(initial_delay=initial_delay,
periodic_interval_max=self.periodic_interval_max)
self.timers.append(periodic)
def get_wsgi_server():
LOG.audit(_("Starting nova-xvpvncproxy node (version %s)"),
version.version_string_with_package())
return wsgi.Server("XCP VNC Proxy",
XCPVNCProxy(),
protocol=SafeHttpProtocol,
host=CONF.xvpvncproxy_host,
port=CONF.xvpvncproxy_port)
def get_wsgi_server():
LOG.info(_LI("Starting nova-xvpvncproxy node (version %s)"),
version.version_string_with_package())
return wsgi.Server("XCP VNC Proxy",
XCPVNCProxy(),
protocol=SafeHttpProtocol,
host=CONF.vnc.xvpvncproxy_host,
port=CONF.vnc.xvpvncproxy_port)
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
service_ref = db.service_get_by_args(ctxt,
self.host,
self.binary)
self.service_id = service_ref['id']
except exception.NotFound:
self._create_service_ref(ctxt)
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
self.conn = rpc.create_connection(new=True)
LOG.debug(_("Creating Consumer connection for Service %s") %
self.topic)
self.manager.pre_start_hook(rpc_connection=self.conn)
rpc_dispatcher = self.manager.create_rpc_dispatcher()
# Share this same connection for these Consumers
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=False)
node_topic = '%s.%s' % (self.topic, self.host)
self.conn.create_consumer(node_topic, rpc_dispatcher, fanout=False)
self.conn.create_consumer(self.topic, rpc_dispatcher, fanout=True)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
self.manager.post_start_hook()
LOG.debug(_("Join ServiceGroup membership for this service %s")
% self.topic)
# Add service to the ServiceGroup membership group.
pulse = self.servicegroup_api.join(self.host, self.topic, self)
if pulse:
self.timers.append(pulse)
if self.periodic_interval:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
periodic = utils.LoopingCall(self.periodic_tasks)
periodic.start(interval=self.periodic_interval,
initial_delay=initial_delay)
self.timers.append(periodic)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
try:
config.parse_args(sys.argv)
logging.setup("nova")
except cfg.ConfigFilesNotFoundError:
cfgfile = CONF.config_file[-1] if CONF.config_file else None
if cfgfile and not os.access(cfgfile, os.R_OK):
st = os.stat(cfgfile)
print(_("Could not read %s. Re-running with sudo") % cfgfile)
try:
os.execvp('sudo', ['sudo', '-u', '#%s' % st.st_uid] + sys.argv)
except Exception:
print(_('sudo failed, continuing as if nothing happened'))
print(_('Please re-run nova-manage as root.'))
return(2)
if CONF.category.name == "version":
print(version.version_string_with_package())
return(0)
fn = CONF.category.action_fn
fn_args = [arg.decode('utf-8') for arg in CONF.category.action_args]
fn_kwargs = {}
for k in CONF.category.action_kwargs:
v = getattr(CONF.category, 'action_kwarg_' + k)
if v is None:
continue
if isinstance(v, basestring):
v = v.decode('utf-8')
fn_kwargs[k] = v
# call the action with the remaining arguments
# check arguments
try:
cliutils.validate_args(fn, *fn_args, **fn_kwargs)
except cliutils.MissingArgs as e:
# NOTE(mikal): this isn't the most helpful error message ever. It is
# long, and tells you a lot of things you probably don't want to know
# if you just got a single arg wrong.
print(fn.__doc__)
CONF.print_help()
print(e)
return(1)
try:
ret = fn(*fn_args, **fn_kwargs)
rpc.cleanup()
return(ret)
except Exception:
print(_("Command failed, please check log for more info"))
raise
def start(self):
if self._is_multi_worker():
self._start_multi_worker()
return
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Start RPC server for service %s", self.topic)
self.tg.add_dynamic_timer(self.manager.update_rpcserver,
context=ctxt,
service=self)
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def get_wsgi_server():
LOG.info(_LI("Starting nova-xvpvncproxy node (version %s)"),
version.version_string_with_package())
LOG.warning('The nova-xvpvncproxy service is deprecated as it is Xen '
'specific and has effectively been replaced by noVNC '
'and the nova-novncproxy service.')
return wsgi.Server("XCP VNC Proxy",
XCPVNCProxy(),
protocol=SafeHttpProtocol,
host=CONF.vnc.xvpvncproxy_host,
port=CONF.vnc.xvpvncproxy_port)
def get_wsgi_server():
LOG.info(_LI("Starting nova-xvpvncproxy node (version %s)"),
version.version_string_with_package())
LOG.warning('The nova-xvpvncproxy service is deprecated as it is Xen '
'specific and has effectively been replaced by noVNC '
'and the nova-novncproxy service.')
return wsgi.Server("XCP VNC Proxy",
XCPVNCProxy(),
protocol=SafeHttpProtocol,
host=CONF.vnc.xvpvncproxy_host,
port=CONF.vnc.xvpvncproxy_port)
def test_session_passes_version(self, mock_verify, mock_version, create_session, mock_platform_version):
sess = mock.Mock()
create_session.return_value = sess
mock_version.return_value = ("version", "brand")
mock_platform_version.return_value = (2, 1, 0)
session.XenAPISession("http://someserver", "username", "password")
expected_version = "%s %s %s" % (
version.vendor_string(),
version.product_string(),
version.version_string_with_package(),
)
sess.login_with_password.assert_called_with("username", "password", expected_version, "OpenStack")
def test_session_passes_version(self, mock_verify, mock_version,
create_session):
sess = mock.Mock()
create_session.return_value = sess
mock_version.return_value = ('version', 'brand')
session.XenAPISession('url', 'username', 'password')
expected_version = '%s %s %s' % (version.vendor_string(),
version.product_string(),
version.version_string_with_package())
sess.login_with_password.assert_called_with('username', 'password',
expected_version,
'OpenStack')
def test_session_passes_version(self, mock_verify, mock_version,
create_session):
sess = mock.Mock()
create_session.return_value = sess
mock_version.return_value = ('version', 'brand')
session.XenAPISession('url', 'username', 'password')
expected_version = '%s %s %s' % (version.vendor_string(),
version.product_string(),
version.version_string_with_package())
sess.login_with_password.assert_called_with('username', 'password',
expected_version,
'OpenStack')
def _get_metadata(self, is_image_used=True):
if is_image_used:
image_id = '70a599e0-31e7-49b7-b260-868f441e862b'
else:
image_id = None
return ("name:fake_display_name\n"
"userid:fake_user\n"
"username:None\n"
"projectid:fake_project\n"
"projectname:None\n"
"flavor:name:m1.small\n"
"flavor:memory_mb:512\n"
"flavor:vcpus:1\n"
"flavor:ephemeral_gb:0\n"
"flavor:root_gb:10\n"
"flavor:swap:0\n"
"imageid:%(image_id)s\n"
"package:%(version)s\n" % {
'image_id': image_id,
'version': version.version_string_with_package()})
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opts(cli_opts)
CONF.register_cli_opt(category_opt)
config.parse_args(sys.argv)
if CONF.category.name == "version":
print(version.version_string_with_package())
return 0
if CONF.category.name == "bash-completion":
cmd_common.print_bash_completion(CATEGORIES)
return 0
try:
fn, fn_args, fn_kwargs = cmd_common.get_action_fn()
ret = fn(*fn_args, **fn_kwargs)
return ret
except Exception as ex:
print(_("error: %s") % ex)
return 1
def _make_iso9660(self, path):
publisher = "%(product)s %(version)s" % {
'product': version.product_string(),
'version': version.version_string_with_package()
}
utils.execute(CONF.mkisofs_cmd,
'-o', path,
'-ldots',
'-allow-lowercase',
'-allow-multidot',
'-l',
'-publisher',
publisher,
'-quiet',
'-J',
'-r',
'-V', 'config-2',
self.tempdir,
attempts=1,
run_as_root=False)
def _make_iso9660(self, path, tmpdir):
publisher = "{product!s} {version!s}".format(**{
'product': version.product_string(),
'version': version.version_string_with_package()
})
utils.execute(CONF.mkisofs_cmd,
'-o', path,
'-ldots',
'-allow-lowercase',
'-allow-multidot',
'-l',
'-publisher',
publisher,
'-quiet',
'-J',
'-r',
'-V', 'config-2',
tmpdir,
attempts=1,
run_as_root=False)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opts(cli_opts)
CONF.register_cli_opt(category_opt)
config.parse_args(sys.argv)
if CONF.category.name == "version":
print(version.version_string_with_package())
return 0
if CONF.category.name == "bash-completion":
cmd_common.print_bash_completion(CATEGORIES)
return 0
try:
fn, fn_args, fn_kwargs = cmd_common.get_action_fn()
ret = fn(*fn_args, **fn_kwargs)
return ret
except Exception as ex:
print(_("error: %s") % ex)
return 1
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
config.parse_args(sys.argv)
if CONF.category.name == "version":
print(version.version_string_with_package())
return 0
if CONF.category.name == "bash-completion":
cmd_common.print_bash_completion(CATEGORIES)
return 0
try:
fn, fn_args, fn_kwargs = cmd_common.get_action_fn()
ret = fn(*fn_args, **fn_kwargs)
return ret
except Exception:
print(_('Error:\n%s') % traceback.format_exc())
# This is 255 so it's not confused with the upgrade check exit codes.
return 255
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
config.parse_args(sys.argv)
if CONF.category.name == "version":
print(version.version_string_with_package())
return 0
if CONF.category.name == "bash-completion":
cmd_common.print_bash_completion(CATEGORIES)
return 0
try:
fn, fn_args, fn_kwargs = cmd_common.get_action_fn()
ret = fn(*fn_args, **fn_kwargs)
return ret
except Exception:
print(_('Error:\n%s') % traceback.format_exc())
# This is 255 so it's not confused with the upgrade check exit codes.
return 255
def _make_iso9660(self, path):
publisher = "%(product)s %(version)s" % {
'product': version.product_string(),
'version': version.version_string_with_package()
}
utils.execute(CONF.mkisofs_cmd,
'-o', path,
'-ldots',
'-allow-lowercase',
'-allow-multidot',
'-l',
'-publisher',
publisher,
'-quiet',
'-J',
'-r',
'-V', 'config-2',
self.tempdir,
attempts=1,
run_as_root=False)
def __init__(self, url, user, pw):
version_string = version.version_string_with_package()
self.nova_version = _('%(vendor)s %(product)s %(version)s') % \
{'vendor': version.vendor_string(),
'product': version.product_string(),
'version': version_string}
import XenAPI
self.XenAPI = XenAPI
self._sessions = queue.Queue()
self.is_slave = False
exception = self.XenAPI.Failure(_("Unable to log in to XenAPI "
"(is the Dom0 disk full?)"))
url = self._create_first_session(url, user, pw, exception)
self._populate_session_pool(url, user, pw, exception)
self.host_uuid = self._get_host_uuid()
self.host_ref = self._get_host_ref()
self.product_version, self.product_brand = \
self._get_product_version_and_brand()
self._verify_plugin_version()
apply_session_helpers(self)
def start(self):
verstr = version.version_string_with_package()
LOG.info(_LI('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
if self.service_ref:
_update_service_ref(self.service_ref)
else:
try:
self.service_ref = _create_service_ref(self, ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
# WRS: Write volatile flag file indicating service has started.
if CONF.service_enabled_flag:
volatile_dir = '/var/run/nova'
if os.path.isdir(volatile_dir):
flag = "{}/.nova_{}_enabled".format(volatile_dir, self.topic)
try:
open(flag, 'w').close()
LOG.info('service %(topic)s ready',
{'topic': self.topic})
except Exception as e:
LOG.error(
'Cannot create file: %(file)s, error=%(error)s',
{'file': flag, 'error': e})
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
# WRS - Do not delay start of non-compute services. This improves
# responsiveness of no-reboot-patching of controllers by making
# the nova-scheduler weigher patch audit run immediately.
if 'compute' not in self.binary:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
self.service_ref = self._create_service_ref(ctxt)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
self.conn = rpc.create_connection(new=True)
LOG.debug(_("Creating Consumer connection for Service %s") %
self.topic)
momethod_dispatcher = self.manager.create_rpc_dispatcher()
# change here
# Share this same connection for these Consumers
self.conn.declare_topic_consumer(
queue_name=self.topic,
topic=self.topic,
exchange_name='nova',
callback=momethod_dispatcher,
ack_on_error=True,
)
# self.conn.join_consumer_pool(topic=self.topic, pool_name=self.topic,callback=momethod_dispatcher,exchange_name='nova',ack_on_error=True)
# node_topic = '%s.%s' % (self.topic, self.host)
# self.conn.join_consumer_pool(topic=node_topic, pool_name=self.topic,callback=momethod_dispatcher,exchange_name='nova',ack_on_error=True)
# self.conn.join_consumer_pool(topic=self.topic, pool_name=self.topic,callback=momethod_dispatcher,exchange_name='nova',ack_on_error=True)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
self.manager.post_start_hook()
LOG.debug(_("Join ServiceGroup membership for this service %s")
% self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(super().host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, super().periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(super(Service, self).periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
super().periodic_interval_max)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
try:
config.parse_args(sys.argv)
logging.setup("nova")
except cfg.ConfigFilesNotFoundError:
cfgfile = CONF.config_file[-1] if CONF.config_file else None
if cfgfile and not os.access(cfgfile, os.R_OK):
st = os.stat(cfgfile)
print _("Could not read %s. Re-running with sudo") % cfgfile
try:
os.execvp('sudo', ['sudo', '-u', '#%s' % st.st_uid] + sys.argv)
except Exception:
print _('sudo failed, continuing as if nothing happened')
print _('Please re-run nova-manage as root.')
return(2)
if CONF.category.name == "version":
print version.version_string_with_package()
return(0)
if CONF.category.name == "bash-completion":
if not CONF.category.query_category:
print " ".join(CATEGORIES.keys())
elif CONF.category.query_category in CATEGORIES:
fn = CATEGORIES[CONF.category.query_category]
command_object = fn()
actions = methods_of(command_object)
print " ".join([k for (k, v) in actions])
return(0)
fn = CONF.category.action_fn
fn_args = [arg.decode('utf-8') for arg in CONF.category.action_args]
fn_kwargs = {}
for k in CONF.category.action_kwargs:
v = getattr(CONF.category, 'action_kwarg_' + k)
if v is None:
continue
if isinstance(v, basestring):
v = v.decode('utf-8')
fn_kwargs[k] = v
# call the action with the remaining arguments
# check arguments
try:
cliutils.validate_args(fn, *fn_args, **fn_kwargs)
except cliutils.MissingArgs as e:
# NOTE(mikal): this isn't the most helpful error message ever. It is
# long, and tells you a lot of things you probably don't want to know
# if you just got a single arg wrong.
print fn.__doc__
CONF.print_help()
print e
return(1)
try:
ret = fn(*fn_args, **fn_kwargs)
rpc.cleanup()
return(ret)
except Exception:
print _("Command failed, please check log for more info")
raise
def _start_compute_worker(self):
# All the subprocess should do this re-init job to enable rpc clients
rpc.init(CONF)
objects_base.NovaObject.indirection_api =\
conductor_rpcapi.ConductorAPI()
self.__init__(self.host, self.binary, self.topic,
self.manager_class_name, self.report_interval,
self.periodic_enable, self.periodic_fuzzy_delay,
self.periodic_interval_max, db_allowed=False)
driver_class = self.servicegroup_api._driver_name_class_mapping['db']
self.servicegroup_api._driver = importutils.import_object(driver_class,
db_allowed=False)
# Some subprocess only start RPC servers to answer the requests
if self._is_main_worker() is False:
LOG.debug("Creating RPC server for service %s", self.topic)
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
return
# Main subprocess do the initial and period jobs
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
self.manager.post_start_hook()
# Add service to the ServiceGroup membership group.
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def main():
"""Parse options and call the appropriate class/method."""
CONF.register_cli_opt(category_opt)
try:
config.parse_args(sys.argv)
logging.setup("nova")
except cfg.ConfigFilesNotFoundError:
cfgfile = CONF.config_file[-1] if CONF.config_file else None
if cfgfile and not os.access(cfgfile, os.R_OK):
st = os.stat(cfgfile)
print _("Could not read %s. Re-running with sudo") % cfgfile
try:
os.execvp("sudo", ["sudo", "-u", "#%s" % st.st_uid] + sys.argv)
except Exception:
print _("sudo failed, continuing as if nothing happened")
print _("Please re-run nova-manage as root.")
return 2
if CONF.category.name == "version":
print version.version_string_with_package()
return 0
if CONF.category.name == "bash-completion":
if not CONF.category.query_category:
print " ".join(CATEGORIES.keys())
elif CONF.category.query_category in CATEGORIES:
fn = CATEGORIES[CONF.category.query_category]
command_object = fn()
actions = methods_of(command_object)
print " ".join([k for (k, v) in actions])
return 0
fn = CONF.category.action_fn
fn_args = [arg.decode("utf-8") for arg in CONF.category.action_args]
fn_kwargs = {}
for k in CONF.category.action_kwargs:
v = getattr(CONF.category, "action_kwarg_" + k)
if v is None:
continue
if isinstance(v, basestring):
v = v.decode("utf-8")
fn_kwargs[k] = v
# call the action with the remaining arguments
# check arguments
try:
cliutils.validate_args(fn, *fn_args, **fn_kwargs)
except cliutils.MissingArgs as e:
# NOTE(mikal): this isn't the most helpful error message ever. It is
# long, and tells you a lot of things you probably don't want to know
# if you just got a single arg wrong.
print fn.__doc__
CONF.print_help()
print e
return 1
try:
ret = fn(*fn_args, **fn_kwargs)
rpc.cleanup()
return ret
except Exception:
print _("Command failed, please check log for more info")
raise
def start(self):
"""Start the service.
This includes starting an RPC service, initializing
periodic tasks, etc.
"""
# NOTE(melwitt): Clear the cell cache holding database transaction
# context manager objects. We do this to ensure we create new internal
# oslo.db locks to avoid a situation where a child process receives an
# already locked oslo.db lock when it is forked. When a child process
# inherits a locked oslo.db lock, database accesses through that
# transaction context manager will never be able to acquire the lock
# and requests will fail with CellTimeout errors.
# See https://bugs.python.org/issue6721 for more information.
# With python 3.7, it would be possible for oslo.db to make use of the
# os.register_at_fork() method to reinitialize its lock. Until we
# require python 3.7 as a mininum version, we must handle the situation
# outside of oslo.db.
context.CELL_CACHE = {}
verstr = version.version_string_with_package()
LOG.info('Starting %(topic)s node (version %(version)s)',
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
if self.service_ref:
_update_service_ref(self.service_ref)
else:
try:
self.service_ref = _create_service_ref(self, ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = objects.Service.get_by_host_and_binary(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def start(self):
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'),
{'topic': self.topic, 'version': verstr})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context() # 将以Admin用户执行
# 从nova-conductor获取服务的注册信息，不存在则重新注册
try:
# 获取本服务的ID
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(ctxt,
self.host, self.binary)
# 执行运行前的操作，在ComputeManager中
# 是更新本节点可用资源信息
self.manager.pre_start_hook()
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name, self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
self.manager.post_start_hook()
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
# Add service to the ServiceGroup membership group.
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def _start_compute_worker(self):
# All the subprocess should do this re-init job to enable rpc clients
rpc.init(CONF)
objects_base.NovaObject.indirection_api =\
conductor_rpcapi.ConductorAPI()
self.__init__(self.host,
self.binary,
self.topic,
self.manager_class_name,
self.report_interval,
self.periodic_enable,
self.periodic_fuzzy_delay,
self.periodic_interval_max,
db_allowed=False)
driver_class = self.servicegroup_api._driver_name_class_mapping['db']
self.servicegroup_api._driver = importutils.import_object(
driver_class, db_allowed=False)
# Some subprocess only start RPC servers to answer the requests
if self._is_main_worker() is False:
LOG.debug("Creating RPC server for service %s", self.topic)
if self.backdoor_port is not None:
self.manager.backdoor_port = self.backdoor_port
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager,
baserpc.BaseRPCAPI(self.manager.service_name,
self.backdoor_port)
]
endpoints.extend(self.manager.additional_endpoints)
serializer = objects_base.NovaObjectSerializer()
self.rpcserver = rpc.get_server(target, endpoints, serializer)
self.rpcserver.start()
return
# Main subprocess do the initial and period jobs
verstr = version.version_string_with_package()
LOG.audit(_('Starting %(topic)s node (version %(version)s)'), {
'topic': self.topic,
'version': verstr
})
self.basic_config_check()
self.manager.init_host()
self.model_disconnected = False
ctxt = context.get_admin_context()
try:
self.service_ref = self.conductor_api.service_get_by_args(
ctxt, self.host, self.binary)
self.service_id = self.service_ref['id']
except exception.NotFound:
try:
self.service_ref = self._create_service_ref(ctxt)
except (exception.ServiceTopicExists,
exception.ServiceBinaryExists):
# NOTE(danms): If we race to create a record with a sibling
# worker, don't fail here.
self.service_ref = self.conductor_api.service_get_by_args(
ctxt, self.host, self.binary)
self.manager.pre_start_hook()
self.manager.post_start_hook()
# Add service to the ServiceGroup membership group.
LOG.debug("Join ServiceGroup membership for this service %s",
self.topic)
self.servicegroup_api.join(self.host, self.topic, self)
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(
self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=self.periodic_interval_max)
