def construct(self):
# This is the working dir by now.
sys.path.insert(0, '')
self.start_mpi()
self.start_logging()
# Create the underlying shell class and EngineService
shell_class = import_item(self.master_config.Global.shell_class)
self.engine_service = EngineService(shell_class, mpi=mpi)
self.exec_lines()
# Create the service hierarchy
self.main_service = service.MultiService()
self.engine_service.setServiceParent(self.main_service)
self.tub_service = Tub()
self.tub_service.setServiceParent(self.main_service)
# This needs to be called before the connection is initiated
self.main_service.startService()
# This initiates the connection to the controller and calls
# register_engine to tell the controller we are ready to do work
self.engine_connector = EngineConnector(self.tub_service)
log.msg("Using furl file: %s" % self.master_config.Global.furl_file)
reactor.callWhenRunning(self.call_connect)
def make_tub(ip, port, secure, cert_file):
"""
Create a listening tub given an ip, port, and cert_file location.
:Parameters:
ip : str
The ip address that the tub should listen on. Empty means all
port : int
The port that the tub should listen on. A value of 0 means
pick a random port
secure: boolean
Will the connection be secure (in the foolscap sense)
cert_file:
A filename of a file to be used for theSSL certificate
"""
if secure:
if have_crypto:
tub = Tub(certFile=cert_file)
else:
raise SecurityError("OpenSSL is not available, so we can't run in secure mode, aborting")
else:
tub = UnauthenticatedTub()
# Set the strport based on the ip and port and start listening
if ip == '':
strport = "tcp:%i" % port
else:
strport = "tcp:%i:interface=%s" % (port, ip)
listener = tub.listenOn(strport)
return tub, listener
def setUp(self):
self.engines = []
self.controller = cs.ControllerService()
self.controller.startService()
self.imultiengine = me.IMultiEngine(self.controller)
self.itc = taskmodule.ITaskController(self.controller)
self.itc.failurePenalty = 0
self.mec_referenceable = IFCSynchronousMultiEngine(self.imultiengine)
self.tc_referenceable = IFCTaskController(self.itc)
self.controller_tub = Tub()
self.controller_tub.listenOn('tcp:10105:interface=127.0.0.1')
self.controller_tub.setLocation('127.0.0.1:10105')
mec_furl = self.controller_tub.registerReference(self.mec_referenceable)
tc_furl = self.controller_tub.registerReference(self.tc_referenceable)
self.controller_tub.startService()
self.client_tub = ClientConnector()
d = self.client_tub.get_multiengine_client(mec_furl)
d.addCallback(self.handle_mec_client)
d.addCallback(lambda _: self.client_tub.get_task_client(tc_furl))
d.addCallback(self.handle_tc_client)
return d
def setUp(self):
# Start a server and append to self.servers
self.controller_reference = FCRemoteEngineRefFromService(self)
self.controller_tub = Tub()
self.controller_tub.listenOn('tcp:10111:interface=127.0.0.1')
self.controller_tub.setLocation('127.0.0.1:10111')
furl = self.controller_tub.registerReference(self.controller_reference)
self.controller_tub.startService()
# Start an EngineService and append to services/client
self.engine_service = es.EngineService()
self.engine_service.startService()
self.engine_tub = Tub()
self.engine_tub.startService()
engine_connector = EngineConnector(self.engine_tub)
d = engine_connector.connect_to_controller(self.engine_service, furl)
# This deferred doesn't fire until after register_engine has returned and
# thus, self.engine has been defined and the tets can proceed.
return d
def setUp(self):
self.engines = []
self.controller = ControllerService()
self.controller.startService()
self.imultiengine = IMultiEngine(self.controller)
self.mec_referenceable = IFCSynchronousMultiEngine(self.imultiengine)
self.controller_tub = Tub()
self.controller_tub.listenOn('tcp:10105:interface=127.0.0.1')
self.controller_tub.setLocation('127.0.0.1:10105')
furl = self.controller_tub.registerReference(self.mec_referenceable)
self.controller_tub.startService()
self.client_tub = ClientConnector()
d = self.client_tub.get_multiengine_client(furl)
d.addCallback(self.handle_got_client)
return d
def __init__(self):
self._remote_refs = {}
self.tub = Tub()
self.tub.startService()
def start_engine():
"""
Start the engine, by creating it and starting the Twisted reactor.
This method does:
* If it exists, runs the `mpi_import_statement` to call `MPI_Init`
* Starts the engine logging
* Creates an IPython shell and wraps it in an `EngineService`
* Creates a `foolscap.Tub` to use in connecting to a controller.
* Uses the tub and the `EngineService` along with a Foolscap URL
(or FURL) to connect to the controller and register the engine
with the controller
"""
kernel_config = kernel_config_manager.get_config_obj()
core_config = core_config_manager.get_config_obj()
# Execute the mpi import statement that needs to call MPI_Init
global mpi
mpikey = kernel_config['mpi']['default']
mpi_import_statement = kernel_config['mpi'].get(mpikey, None)
if mpi_import_statement is not None:
try:
exec mpi_import_statement in globals()
except:
mpi = None
else:
mpi = None
# Start logging
logfile = kernel_config['engine']['logfile']
if logfile:
logfile = logfile + str(os.getpid()) + '.log'
try:
openLogFile = open(logfile, 'w')
except:
openLogFile = sys.stdout
else:
openLogFile = sys.stdout
log.startLogging(openLogFile)
# Create the underlying shell class and EngineService
shell_class = import_item(core_config['shell']['shell_class'])
engine_service = EngineService(shell_class, mpi=mpi)
shell_import_statement = core_config['shell']['import_statement']
if shell_import_statement:
try:
engine_service.execute(shell_import_statement)
except:
log.msg("Error running import_statement: %s" % sis)
# Create the service hierarchy
main_service = service.MultiService()
engine_service.setServiceParent(main_service)
tub_service = Tub()
tub_service.setServiceParent(main_service)
# This needs to be called before the connection is initiated
main_service.startService()
# This initiates the connection to the controller and calls
# register_engine to tell the controller we are ready to do work
engine_connector = EngineConnector(tub_service)
furl_file = kernel_config['engine']['furl_file']
log.msg("Using furl file: %s" % furl_file)
d = engine_connector.connect_to_controller(engine_service, furl_file)
d.addErrback(lambda _: reactor.stop())
reactor.run()
def start_engine():
"""
Start the engine, by creating it and starting the Twisted reactor.
This method does:
* If it exists, runs the `mpi_import_statement` to call `MPI_Init`
* Starts the engine logging
* Creates an IPython shell and wraps it in an `EngineService`
* Creates a `foolscap.Tub` to use in connecting to a controller.
* Uses the tub and the `EngineService` along with a Foolscap URL
(or FURL) to connect to the controller and register the engine
with the controller
"""
kernel_config = kernel_config_manager.get_config_obj()
core_config = core_config_manager.get_config_obj()
# Execute the mpi import statement that needs to call MPI_Init
global mpi
mpikey = kernel_config['mpi']['default']
mpi_import_statement = kernel_config['mpi'].get(mpikey, None)
if mpi_import_statement is not None:
try:
exec mpi_import_statement in globals()
except:
mpi = None
else:
mpi = None
# Start logging
logfile = kernel_config['engine']['logfile']
if logfile:
logfile = logfile + str(os.getpid()) + '.log'
try:
openLogFile = open(logfile, 'w')
except:
openLogFile = sys.stdout
else:
openLogFile = sys.stdout
log.startLogging(openLogFile)
# Create the underlying shell class and EngineService
shell_class = import_item(core_config['shell']['shell_class'])
engine_service = EngineService(shell_class, mpi=mpi)
shell_import_statement = core_config['shell']['import_statement']
if shell_import_statement:
try:
engine_service.execute(shell_import_statement)
except:
log.msg("Error running import_statement: %s" %
shell_import_statement)
# Create the service hierarchy
main_service = service.MultiService()
engine_service.setServiceParent(main_service)
tub_service = Tub()
tub_service.setServiceParent(main_service)
# This needs to be called before the connection is initiated
main_service.startService()
# This initiates the connection to the controller and calls
# register_engine to tell the controller we are ready to do work
engine_connector = EngineConnector(tub_service)
furl_file = kernel_config['engine']['furl_file']
log.msg("Using furl file: %s" % furl_file)
def call_connect(engine_service, furl_file):
d = engine_connector.connect_to_controller(engine_service, furl_file)
def handle_error(f):
# If this print statement is replaced by a log.err(f) I get
# an unhandled error, which makes no sense. I shouldn't have
# to use a print statement here. My only thought is that
# at the beginning of the process the logging is still starting up
print "error connecting to controller:", f.getErrorMessage()
reactor.callLater(0.1, reactor.stop)
d.addErrback(handle_error)
reactor.callWhenRunning(call_connect, engine_service, furl_file)
reactor.run()