def test_instantiated_codebase(self):
codebase = Codebase.Instantiate({
'test_module/__init__.py': '',
'test_module/inner.py': 'f = lambda: 10',
})
self.assertEqual(codebase.getClassByName('test_module.inner.f')(), 10)
codebase2 = Codebase._FromModule(codebase.getModuleByName("test_module"))
self.assertEqual(codebase2.getClassByName('test_module.inner.f')(), 10)
self.assertEqual(codebase.filesToContents, codebase2.filesToContents)
def __init__(self, channel, connectionMetadata=None):
self._channel = channel
self._transaction_callbacks = {}
self._connectionMetadata = connectionMetadata or {}
self._lock = threading.RLock()
# transaction of what's in the KV store
self._cur_transaction_num = 0
self.serializationContext = TypedPythonCodebase.coreSerializationContext().withoutCompression()
# a datastructure that keeps track of all the different versions of the objects
# we have mapped in.
self._connection_state = DatabaseConnectionState()
self._connection_state.setSerializationContext(self.serializationContext)
self._connection_state.setTriggerLazyLoad(self.loadLazyObject)
self._lazy_object_read_blocks = {}
self.initialized = threading.Event()
self.disconnected = threading.Event()
# for each schema name we've sent, an event that's triggered
# when the server has acknowledged the schema and given us a definition
self._schema_response_events = {}
self._fields_to_field_ids = Dict(FieldDefinition, int)()
self._field_id_to_schema_and_typename = {}
self._field_id_to_field_def = Dict(int, FieldDefinition)()
self.connectionObject = None
# transaction handlers. These must be nonblocking since we call them under lock
self._onTransactionHandlers = set()
self._flushEvents = {}
# set(schema)
self._schemas = set()
self._messages_received = 0
self._pendingSubscriptions = {}
# from (schema, typename, fieldname_and_val) -> {'values', 'index_values', 'identities'}
# where (fieldname_and_val) is OneOf(None, (str, IndexValue))
self._subscription_buildup = {}
self._channel.setServerToClientHandler(self._onMessage)
self._flushIx = 0
self._largeSubscriptionHeartbeatDelay = 0
self._logger = logging.getLogger(__name__)
self._auth_token = None
self._max_tid_by_schema = {}
self._max_tid_by_schema_and_type = {}
def instantiate(self, module_name=None):
"""Instantiate a codebase on disk and load it."""
with _codebase_lock:
if self.hash not in _codebase_cache:
try:
if not os.path.exists(_codebase_instantiation_dir):
os.makedirs(_codebase_instantiation_dir)
except Exception:
logging.getLogger(__name__).warn(
"Exception trying to make directory %s",
_codebase_instantiation_dir)
disk_path = os.path.join(_codebase_instantiation_dir,
self.hash)
#preload the files, since they're lazy.
object_database.current_transaction().db().requestLazyObjects(
set(self.files.values()))
fileContents = {
fpath: file.contents
for fpath, file in self.files.items()
}
_codebase_cache[self.hash] = TypedPythonCodebase.Instantiate(
fileContents, disk_path)
if module_name is None:
return _codebase_cache[self.hash]
return _codebase_cache[self.hash].getModuleByName(module_name)
def doWork(self, shouldStop):
self._logger.info("Configuring ActiveWebService")
with self.db.view() as view:
config = Configuration.lookupAny(service=self.serviceObject)
assert config, "No configuration available."
self._logger.setLevel(config.log_level)
host, port = config.hostname, config.port
login_config = config.login_plugin
codebase = login_config.codebase
if codebase is None:
ser_ctx = TypedPythonCodebase.coreSerializationContext()
else:
ser_ctx = codebase.instantiate().serializationContext
view.setSerializationContext(ser_ctx)
self.login_plugin = login_config.login_plugin_factory(
self.db, login_config.auth_plugins, login_config.config)
# register `load_user` method with login_manager
self.login_plugin.load_user = self.login_manager.user_loader(
self.login_plugin.load_user)
self.authorized_groups_text = self.login_plugin.authorized_groups_text
self.login_plugin.init_app(self.app)
self._logger.info("ActiveWebService listening on %s:%s", host, port)
server = pywsgi.WSGIServer((host, port),
self.app,
handler_class=WebSocketHandler)
server.serve_forever()
def __init__(self, port=None):
self._logger = logging.getLogger(__name__)
self._port_num = port
self._auth_token = "fake_auth_token"
self._tempDirObj = tempfile.TemporaryDirectory()
self._cleanupFns = []
self.startObjectDB()
self.serviceManager = SubprocessServiceManager(
"localhost",
"localhost",
self._port_num,
os.path.join(self.tempDir, "code"),
os.path.join(self.tempDir, "storage"),
self._auth_token,
isMaster=True,
shutdownTimeout=.25,
maxGbRam=
128, # our simulated services don't actually use this much, but we need to reserve
maxCores=16 # enough to be able to do the simulation.
)
self.serializationContext = TypedPythonCodebase.FromRootlevelModule(
research_app).serializationContext
self.serviceManager.start()
self.db = self.connect()
self.db.subscribeToSchema(service_schema)
self.db.setSerializationContext(self.serializationContext)
self.researchFrontendHelper = ResearchFrontendTestHelper(self)
self.webServiceHelper = WebServiceHelper(self)
def test_serialize_modules(self):
codebase = Codebase.FromModule(dummy_test_module)
sc = codebase.serializationContext
self.assertIn('.modules.pytz', sc.nameToObject)
pytz = dummy_test_module.pytz
self.assertIs(pytz, sc.deserialize(sc.serialize(pytz)))
def main(argv):
parser = argparse.ArgumentParser(description='Generate types')
parser.add_argument('dest',
nargs='?',
default='DefaultGeneratedTestTypes.hpp')
parser.add_argument('-t', '--testTypes', action='store_true')
parser.add_argument('-c', '--testTypes2', action='store_true')
parser.add_argument('-d', '--testTypes3', action='store_true')
parser.add_argument('-v', '--verbose', action='store_true')
args = parser.parse_args()
ret = 0
try:
if args.testTypes:
generate_some_types(args.dest)
elif args.testTypes2:
codebase = Codebase.FromRootlevelPath("object_database")
generate_from_codebase(codebase,
args.dest,
["object_database.messages.ClientToServer"],
verbose=args.verbose)
getOrSetTypeResolver(cb_resolver(codebase))
elif args.testTypes3:
codebase = Codebase.FromRootlevelPath("typed_python")
getOrSetTypeResolver(cb_resolver(codebase))
testTypes = [
"typed_python.direct_types.generate_types.A",
"typed_python.direct_types.generate_types.Overlap",
"typed_python.direct_types.generate_types.NamedTupleTwoStrings",
"typed_python.direct_types.generate_types.NamedTupleBoolIntStr",
"typed_python.direct_types.generate_types.NamedTupleIntFloatDesc",
"typed_python.direct_types.generate_types.NamedTupleBoolListOfInt",
"typed_python.direct_types.generate_types.NamedTupleAttrAndValues",
"typed_python.direct_types.generate_types.AnonTest",
"typed_python.direct_types.generate_types.Bexpress"
]
generate_from_codebase(codebase,
args.dest,
testTypes,
verbose=args.verbose)
ret = cpp_tests()
except Exception:
print("FAILED:\n", traceback.format_exc())
return 1
return ret
def test_create_current_codebase(self):
cb = Codebase.FromRootlevelModule(typed_python)
serializer = cb.serializationContext
self.assertIs(
serializer.deserialize(serializer.serialize(thisIsAFunction)),
thisIsAFunction
)
def __init__(self, channel):
self._channel = channel
self._transaction_callbacks = {}
self._lock = threading.Lock()
# transaction of what's in the KV store
self._cur_transaction_num = 0
# a datastructure that keeps track of all the different versions of the objects
# we have mapped in.
self._versioned_data = ManyVersionedObjects()
# a map from lazy object id to (schema, typename)
self._lazy_objects = {}
self._lazy_object_read_blocks = {}
self.initialized = threading.Event()
self.disconnected = threading.Event()
self.connectionObject = None
# transaction handlers. These must be nonblocking since we call them under lock
self._onTransactionHandlers = []
self._flushEvents = {}
# Map: schema.name -> schema
self._schemas = {}
self._messages_received = 0
self._pendingSubscriptions = {}
#if we have object-level subscriptions to a particular type (e.g. not everything)
#then, this is from (schema, typename) -> {object_id -> transaction_id} so that
#we can tell when the subscription should become valid. Subscriptions are permanent
#otherwise, if we're subscribed, it's 'Everything'
self._schema_and_typename_to_subscription_set = {}
#from (schema,typename,field_val) -> {'values', 'index_values', 'identities'}
self._subscription_buildup = {}
self._channel.setServerToClientHandler(self._onMessage)
self._flushIx = 0
self._largeSubscriptionHeartbeatDelay = 0
self.serializationContext = TypedPythonCodebase.coreSerializationContext(
)
self._logger = logging.getLogger(__name__)
def test_serialize_lambdas_with_references_in_list_comprehensions(self):
codebase = Codebase.FromModule(dummy_test_module)
sc = codebase.serializationContext
#note that it matters that the 'module_level_testfun' is at the module level,
#because that induces a freevar in a list-comprehension code object
def f():
return [module_level_testfun() for _ in range(1)][0]
self.assertEqual(f(), "testfunction")
self.assertEqual(sc.deserialize(sc.serialize(f))(), "testfunction")
def test_basic(self):
codebase = Codebase.Instantiate({
"a.py":
textwrap.dedent("""
from typed_python import Function, ListOf, OneOf
@Function
def g(x):
return x+x
@Function
def f(x: float):
y = 0
while x > 0:
x -= 1
y += g(x)
return y
""")
})
f = codebase.getClassByName("a.f")
t0 = time.time()
compiledCodebase = CodebaseCompiler.compile(codebase)
compilation_time = time.time() - t0
t0 = time.time()
f(100000)
f_time_first = time.time() - t0
t0 = time.time()
compiledCodebase.install()
install_time = time.time() - t0
t0 = time.time()
f(100000)
f_time_second = time.time() - t0
self.assertTrue(f_time_second < f_time_first * .1)
self.assertTrue(install_time < compilation_time * 0.1)
def createOrUpdateService(serviceClass, serviceName, target_count=None, placement=None, isSingleton=None,
coresUsed=None, gbRamUsed=None):
service = service_schema.Service.lookupAny(name=serviceName)
if not service:
service = service_schema.Service(name=serviceName, placement=placement or "Any")
service.service_module_name = serviceClass.__module__
service.service_class_name = serviceClass.__qualname__
if not service.service_module_name.startswith("object_database."):
# find the root of the codebase
module = sys.modules[serviceClass.__module__]
root_path = TypedPythonCodebase.rootlevelPathFromModule(module)
tpCodebase = service_schema.Codebase.createFromRootlevelPath(root_path)
service.setCodebase(tpCodebase)
if target_count is not None:
service.target_count = target_count
if placement is not None:
service.placement = placement
if coresUsed is not None:
service.coresUsed = coresUsed
else:
service.coresUsed = serviceClass.coresUsed
if gbRamUsed is not None:
service.gbRamUsed = gbRamUsed
else:
service.gbRamUsed = serviceClass.gbRamUsed
return service
def __init__(self, kvstore, auth_token):
self._kvstore = kvstore
self._auth_token = auth_token
self.serializationContext = TypedPythonCodebase.coreSerializationContext(
).withoutCompression()
self._lock = threading.RLock()
self.verbose = False
self._gc_interval = DEFAULT_GC_INTERVAL
self._typeMap = None
# InMemoryChannel or ServerToClientProtocol -> ConnectedChannel
self._clientChannels = {}
# id of the next transaction
self._cur_transaction_num = 0
# for each key, the last version number we committed
self._version_numbers = {}
self._version_numbers_timestamps = {}
# _field_id to set(subscribed channel)
self._field_id_to_channel = {}
# index-stringname to set(subscribed channel)
self._index_to_channel = Dict(IndexId, object)()
# for each individually subscribed ID, a set of channels
self._id_to_channel = {}
self.longTransactionThreshold = 1.0
self.logFrequency = 10.0
self.MAX_NORMAL_TO_SEND_SYNCHRONOUSLY = 1000
self.MAX_LAZY_TO_SEND_SYNCHRONOUSLY = 10000
self._transactions = 0
self._keys_set = 0
self._index_values_updated = 0
self._subscriptions_written = 0
self._subscriptionResponseThread = None
self._shouldStop = threading.Event()
# a queue of queue-subscription messages. we have to handle
# these on another thread because they can be quite large, and we don't want
# to prevent message processing on the main thread.
self._subscriptionQueue = queue.Queue()
# if we're building a subscription up, all the objects that have changed while our
# lock was released.
self._pendingSubscriptionRecheck = None
# fault injector to test this thing
self._subscriptionBackgroundThreadCallback = None
self._lazyLoadCallback = None
self._last_garbage_collect_timestamp = None
self.identityProducer = IdentityProducer(
self.allocateNewIdentityRoot())
self._logger = logging.getLogger(__name__)
self._removeOldDeadConnections()
def getSerializationContext(self):
if self.codebase is None:
return TypedPythonCodebase.FromRootlevelModule(
object_database).serializationContext
else:
return self.codebase.instantiate().serializationContext
def hashCurrentCodebase():
return TypedPythonCodebase.FromRootlevelModule(research_app,
ignoreCache=True).hash()
def check_module_name(mod_name):
mod = sys.modules[mod_name]
path = Codebase.rootlevelPathFromModule(mod)
self.assertEqual(os.path.basename(path), 'typed_python')
def serializeFromModule(self, module):
"""Give the project root we want to serialize from."""
self.setSerializationContext(
TypedPythonCodebase.FromRootlevelModule(
module).serializationContext)
def createFromRootlevelPath(rootPath):
return Codebase.createFromCodebase(
TypedPythonCodebase.FromRootlevelPath(rootPath))
def setUp(self):
self.harness = ServiceTestHarness()
self.harness.researchFrontendHelper.createResearchFrontend()
self.ser_ctx = TypedPythonCodebase.FromRootlevelModule(research_app).serializationContext
def configurableSetUp(
self,
hostname='localhost',
login_plugin_factory=None, # default: LoginIpPlugin,
login_config=None,
auth_plugins=(None),
module=None,
db_init_fun=None):
self.base_url = "http://{host}:{port}".format(host=hostname,
port=WEB_SERVER_PORT)
login_plugin_factory = login_plugin_factory or LoginIpPlugin
self.token = genToken()
log_level = self._logger.getEffectiveLevel()
loglevel_name = logging.getLevelName(log_level)
self.server, self.cleanupFn = autoconfigure_and_start_service_manager(
port=DATABASE_SERVER_PORT,
auth_token=self.token,
loglevel_name=loglevel_name,
own_hostname=hostname,
db_hostname=hostname)
try:
self.database = connect(hostname,
DATABASE_SERVER_PORT,
self.token,
retry=True)
self.database.subscribeToSchema(core_schema, service_schema,
active_webservice_schema)
if db_init_fun is not None:
db_init_fun(self.database)
codebase = None
if module is not None and not module.__name__.startswith(
"object_database."):
self.database.serializeFromModule(module)
root_path = TypedPythonCodebase.rootlevelPathFromModule(module)
tpcodebase = TypedPythonCodebase.FromRootlevelPath(root_path)
with self.database.transaction():
codebase = service_schema.Codebase.createFromCodebase(
tpcodebase)
with self.database.transaction():
service = ServiceManager.createOrUpdateService(
ActiveWebService, "ActiveWebService", target_count=0)
ActiveWebService.configureFromCommandline(self.database, service, [
'--port',
str(WEB_SERVER_PORT),
'--host',
hostname,
'--log-level',
loglevel_name,
])
if login_config is None:
login_config = self.login_config
ActiveWebService.setLoginPlugin(self.database,
service,
login_plugin_factory,
auth_plugins,
codebase=codebase,
config=login_config)
with self.database.transaction():
ServiceManager.startService("ActiveWebService", 1)
self.waitUntilUp()
except Exception:
self.cleanupFn(error=True)
raise
def __init__(self, service_test_base ):
self._base = service_test_base
self._db = None
self.ser_ctx = TypedPythonCodebase.FromRootlevelModule(research_app).serializationContext
