def setup(conf, binary, host):
if conf.profiler.enabled:
# Note(wangxiyuan): OSprofiler now support some kind of backends, such
# as Ceilometer, ElasticSearch, Messaging and MongoDB.
# 1. Ceilometer is only used for data collection, and Messaging is only
# used for data transfer. So Ceilometer only works when Messaging is
# enabled.
# 2. ElasticSearch and MongoDB support both data collection and
# transfer. So they can be used standalone.
# 3. Choose which backend depends on the config option
# "connection_string" , and the default value is "messaging://".
backend_uri = conf.profiler.connection_string
if "://" not in backend_uri:
backend_uri += "://"
parsed_connection = urlparse.urlparse(backend_uri)
backend_type = parsed_connection.scheme
if backend_type == "messaging":
import oslo_messaging
_notifier = notifier.create(
backend_uri, oslo_messaging, {},
oslo_messaging.get_notification_transport(conf),
"Zaqar", binary, host)
else:
_notifier = notifier.create(backend_uri, project="Zaqar",
service=binary, host=host)
notifier.set(_notifier)
LOG.warning("OSProfiler is enabled.\nIt means that person who "
"knows any of hmac_keys that are specified in "
"/etc/zaqar/zaqar.conf can trace his requests. \n In "
"real life only operator can read this file so there "
"is no security issue. Note that even if person can "
"trigger profiler, only admin user can retrieve trace "
"information.\n"
"To disable OSprofiler set in zaqar.conf:\n"
"[profiler]\nenabled=false")
web.enable(conf.profiler.hmac_keys)
else:
web.disable()
def setup_profiler(binary, host):
if CONF.profiler.enabled:
_notifier = notifier.create(
"Messaging", messaging, context.get_admin_context().to_dict(),
rpc.TRANSPORT, "trove", binary, host)
notifier.set(_notifier)
LOG.warn(_LW("The OpenStack Profiler is enabled. Using one of the "
"hmac_keys specified in the api-paste.ini file "
"(typically in /etc/trove), a trace can be made of all "
"requests. Only an admin user can retrieve the trace "
"information, however.\n"
"To disable the profiler, add the following to the "
"configuration file:\n"
"[profiler]\n"
"enabled=false"))
else:
web.disable()
def init_from_conf(conf, context, project, service, host):
"""Initialize notifier from service configuration
:param conf: service configuration
:param context: request context
:param project: project name (keystone, cinder etc.)
:param service: service name that will be profiled
:param host: hostname or host IP address that the service will be
running on.
"""
connection_str = conf.profiler.connection_string
_notifier = notifier.create(
connection_str,
messaging=oslo_messaging,
context=context,
transport=oslo_messaging.get_transport(conf),
project=project,
service=service,
host=host)
notifier.set(_notifier)
web.enable(conf.profiler.hmac_keys)
def init_notifier(connection_str, host="localhost"):
_notifier = notifier.create(
connection_str, project='horizon', service='horizon', host=host)
notifier.set(_notifier)
def test_create(self, mock_factory):
result = notifier.create("test", 10, b=20)
mock_factory.assert_called_once_with("test", 10, b=20)
self.assertEqual(mock_factory.return_value.notify, result)
def init_notifier(connection_str, host="localhost"):
_notifier = notifier.create(connection_str,
project='horizon',
service='horizon',
host=host)
notifier.set(_notifier)
