def _create_data_provider(self):
"""
Create a data provider according to the configuration.
:return: DataProvider
"""
conf = self._conf.get("data", default=Data.element)
name = conf.get("type", "files")
if name == "files" and "path" not in conf:
conf["path"] = os.path.join(self._work_path, "data_{}".format(name))
return data_provider_factory.create(conf, type=name, logger=self._log)
def _create_data_provider(self):
"""
Create a data provider according to the configuration.
:return: DataProvider
"""
conf = self._conf.get("data", default=Data.element)
name = conf.get("type", "files")
if name == "files" and "path" not in conf:
conf["path"] = os.path.join(self._work_path,
"data_{}".format(name))
return data_provider_factory.create(conf, type=name, logger=self._log)
def __init__(self):
# Get task key and storage configuration
cmd_conf = OptionsConfig(
required=["case", "task", "index", "data.type", "storage.type"])
# Register signals
self._signal_names = {}
for signame in [x for x in dir(signal) if x.startswith("SIG")]:
try:
signum = getattr(signal, signame)
signal.signal(signum, self.__signal_handler)
self._signal_names[signum] = signame
except:
pass
# command line configuration
case_name = cmd_conf["case"]
task_cname = cmd_conf["task"]
workitem_index = cmd_conf["index"]
# initialize the data provider
provider_conf = cmd_conf["data"]
self._provider = data_provider_factory.create(provider_conf)
self._provider.start()
# initialize storage
storage_conf = cmd_conf["storage"]
self.storage = storage_factory.create(storage_conf)
self.storage = self.storage.get_container(case_name)
# load the module and task descriptors
task_desc = self._provider.load_task(case_name, task_cname)
workitem_desc = self._provider.load_workitem(case_name, task_cname,
workitem_index)
partition = workitem_desc["partition"]
# setup task configuration
self.conf = Data.create(task_desc["conf"])
self.conf["__task_index"] = workitem_index
self.conf.expand_vars()
# setup task attributes
self.case = workitem_desc["case"]
self.task = workitem_desc["task"]
self.id = workitem_desc["cname"]
self.name = workitem_desc["name"]
self.index = workitem_index
# initialize decorators
self._main = None
self._sources = []
self._foreach = None
self._begin = None
self._end = None
self._start_time = 0
self._end_time = self._start_time
# intialize task logging
log_conf = self.conf.get("logging")
logger.initialize(log_conf)
self.logger = logger.get_logger(self.name)
self.logger.debug("Task descriptor: {}".format(Data.create(task_desc)))
self.logger.debug("WorkItem descriptor: {}".format(
Data.create(workitem_desc)))
# Initialize input stream
self._stream = Stream(self._provider, task_desc["stream"])
# Initialize ports
self._ports = {}
self._in_ports = []
self._out_ports = []
self._open_ports = {}
if "ports" in task_desc and "ports" in partition:
port_descriptors = Data.create(task_desc["ports"])
for port_desc in port_descriptors.get("in", default=list):
port_desc["mode"] = PORT_MODE_IN
self._ports[port_desc["name"]] = port_desc
self._in_ports += [port_desc]
for port_desc in port_descriptors.get("out", default=list):
port_desc["mode"] = PORT_MODE_OUT
self._ports[port_desc["name"]] = port_desc
self._out_ports += [port_desc]
port_descriptors = Data.create(partition["ports"])
for port_desc in port_descriptors.get("in", default=list):
task_port_desc = self._ports[port_desc["name"]]
task_port_desc["data"] = port_desc["data"]
for port_desc in port_descriptors.get("out", default=list):
task_port_desc = self._ports[port_desc["name"]]
task_port_desc["data"] = port_desc["data"]
# Get hostname
try:
import socket
self.hostname = socket.gethostname()
except:
self.hostname = "unknown"
# The context field is free to be used by the task user to
# save variables related with the whole task life cycle.
# By default it is initialized with a dictionary but can be
# overwrote with any value by the user. Wok will never use it.
self.context = {}
def __init__(self):
# Get task key and storage configuration
cmd_conf = OptionsConfig(required=["case", "task", "index", "data.type", "storage.type"])
# Register signals
self._signal_names = {}
for signame in [x for x in dir(signal) if x.startswith("SIG")]:
try:
signum = getattr(signal, signame)
signal.signal(signum, self.__signal_handler)
self._signal_names[signum] = signame
except:
pass
# command line configuration
case_name = cmd_conf["case"]
task_cname = cmd_conf["task"]
workitem_index = cmd_conf["index"]
# initialize the data provider
provider_conf = cmd_conf["data"]
self._provider = data_provider_factory.create(provider_conf)
self._provider.start()
# initialize storage
storage_conf = cmd_conf["storage"]
self.storage = storage_factory.create(storage_conf)
self.storage = self.storage.get_container(case_name)
# load the module and task descriptors
task_desc = self._provider.load_task(case_name, task_cname)
workitem_desc = self._provider.load_workitem(case_name, task_cname, workitem_index)
partition = workitem_desc["partition"]
# setup task configuration
self.conf = Data.create(task_desc["conf"])
self.conf["__task_index"] = workitem_index
self.conf.expand_vars()
# setup task attributes
self.case = workitem_desc["case"]
self.task = workitem_desc["task"]
self.id = workitem_desc["cname"]
self.name = workitem_desc["name"]
self.index = workitem_index
# initialize decorators
self._main = None
self._sources = []
self._foreach = None
self._begin = None
self._end = None
self._start_time = 0
self._end_time = self._start_time
# intialize task logging
log_conf = self.conf.get("logging")
logger.initialize(log_conf)
self.logger = logger.get_logger(self.name)
self.logger.debug("Task descriptor: {}".format(Data.create(task_desc)))
self.logger.debug("WorkItem descriptor: {}".format(Data.create(workitem_desc)))
# Initialize input stream
self._stream = Stream(self._provider, task_desc["stream"])
# Initialize ports
self._ports = {}
self._in_ports = []
self._out_ports = []
self._open_ports = {}
if "ports" in task_desc and "ports" in partition:
port_descriptors = Data.create(task_desc["ports"])
for port_desc in port_descriptors.get("in", default=list):
port_desc["mode"] = PORT_MODE_IN
self._ports[port_desc["name"]] = port_desc
self._in_ports += [port_desc]
for port_desc in port_descriptors.get("out", default=list):
port_desc["mode"] = PORT_MODE_OUT
self._ports[port_desc["name"]] = port_desc
self._out_ports += [port_desc]
port_descriptors = Data.create(partition["ports"])
for port_desc in port_descriptors.get("in", default=list):
task_port_desc = self._ports[port_desc["name"]]
task_port_desc["data"] = port_desc["data"]
for port_desc in port_descriptors.get("out", default=list):
task_port_desc = self._ports[port_desc["name"]]
task_port_desc["data"] = port_desc["data"]
# Get hostname
try:
import socket
self.hostname = socket.gethostname()
except:
self.hostname = "unknown"
# The context field is free to be used by the task user to
# save variables related with the whole task life cycle.
# By default it is initialized with a dictionary but can be
# overwrote with any value by the user. Wok will never use it.
self.context = {}
