def __init__(self, bus, hostname, port, options):
plugins.SimplePlugin.__init__(self, bus)
self.id = None
self.hostname = hostname
self.port = port
self.master_url = options.master
self.master_proxy = MasterProxy(self, bus, self.master_url)
self.master_proxy.subscribe()
if options.blockstore is None:
block_store_dir = tempfile.mkdtemp(
prefix=os.getenv('TEMP', default='/tmp/sw-files-'))
else:
block_store_dir = options.blockstore
self.block_store = BlockStore(cherrypy.engine,
self.hostname,
self.port,
block_store_dir,
ignore_blocks=options.ignore_blocks)
self.block_store.build_pin_set()
self.upload_deferred_work = DeferredWorkPlugin(bus, 'upload_work')
self.upload_deferred_work.subscribe()
self.upload_manager = UploadManager(self.block_store,
self.upload_deferred_work)
self.execution_features = ExecutionFeatures()
self.task_executor = TaskExecutorPlugin(bus, self.block_store,
self.master_proxy,
self.execution_features, 1)
self.task_executor.subscribe()
self.server_root = WorkerRoot(self)
self.pinger = Pinger(bus, self.master_proxy, None, 30)
self.pinger.subscribe()
self.stopping = False
self.event_log = []
self.log_lock = Lock()
self.log_condition = Condition(self.log_lock)
self.cherrypy_conf = {}
cherrypy.config.update({"server.thread_pool": 20})
if options.staticbase is not None:
self.cherrypy_conf["/skyweb"] = {
"tools.staticdir.on": True,
"tools.staticdir.dir": options.staticbase
}
if options.lib is not None:
self.cherrypy_conf["/stdlib"] = {
"tools.staticdir.on": True,
"tools.staticdir.dir": options.lib
}
self.subscribe()
def worker_process_main(base_dir, task_queue, response_queue):
master_proxy = QueueMasterProxy(response_queue)
execution_features = ExecutionFeatures()
block_store = BlockStore(ciel.engine, 'localhost', 8000, base_dir, True)
# XXX: Broken because we now need a pseudoworker in place of a block_store.
thread_task_executor = TaskExecutorPlugin(ciel.engine, PseudoWorker(block_store), master_proxy, execution_features, 1)
while True:
task = task_queue.get()
if isinstance(task, ThreadTerminator):
return
task_descriptor = task.as_descriptor(False)
thread_task_executor.handle_input(task_descriptor)
def worker_process_main(base_dir, task_queue, response_queue):
master_proxy = QueueMasterProxy(response_queue)
execution_features = ExecutionFeatures()
block_store = BlockStore(ciel.engine, 'localhost', 8000, base_dir, True)
# XXX: Broken because we now need a pseudoworker in place of a block_store.
thread_task_executor = TaskExecutorPlugin(ciel.engine,
PseudoWorker(block_store),
master_proxy, execution_features,
1)
while True:
task = task_queue.get()
if isinstance(task, ThreadTerminator):
return
task_descriptor = task.as_descriptor(False)
thread_task_executor.handle_input(task_descriptor)
def __init__(self, bus, hostname, port, options):
plugins.SimplePlugin.__init__(self, bus)
self.id = None
self.hostname = hostname
self.port = port
self.master_url = options.master
self.master_proxy = MasterProxy(self, bus, self.master_url)
self.master_proxy.subscribe()
if options.blockstore is None:
block_store_dir = tempfile.mkdtemp(prefix=os.getenv('TEMP', default='/tmp/sw-files-'))
else:
block_store_dir = options.blockstore
self.block_store = BlockStore(cherrypy.engine, self.hostname, self.port, block_store_dir, ignore_blocks=options.ignore_blocks)
self.block_store.build_pin_set()
self.upload_deferred_work = DeferredWorkPlugin(bus, 'upload_work')
self.upload_deferred_work.subscribe()
self.upload_manager = UploadManager(self.block_store, self.upload_deferred_work)
self.execution_features = ExecutionFeatures()
self.task_executor = TaskExecutorPlugin(bus, self.block_store, self.master_proxy, self.execution_features, 1)
self.task_executor.subscribe()
self.server_root = WorkerRoot(self)
self.pinger = Pinger(bus, self.master_proxy, None, 30)
self.pinger.subscribe()
self.stopping = False
self.event_log = []
self.log_lock = Lock()
self.log_condition = Condition(self.log_lock)
self.cherrypy_conf = {}
if options.staticbase is not None:
self.cherrypy_conf["/skyweb"] = { "tools.staticdir.on": True, "tools.staticdir.dir": options.staticbase }
if options.lib is not None:
self.cherrypy_conf["/stdlib"] = { "tools.staticdir.on": True, "tools.staticdir.dir": options.lib }
self.subscribe()
class Worker(plugins.SimplePlugin):
def __init__(self, bus, hostname, port, options):
plugins.SimplePlugin.__init__(self, bus)
self.id = None
self.hostname = hostname
self.port = port
self.master_url = options.master
self.master_proxy = MasterProxy(self, bus, self.master_url)
self.master_proxy.subscribe()
if options.blockstore is None:
block_store_dir = tempfile.mkdtemp(prefix=os.getenv('TEMP', default='/tmp/sw-files-'))
else:
block_store_dir = options.blockstore
self.block_store = BlockStore(cherrypy.engine, self.hostname, self.port, block_store_dir, ignore_blocks=options.ignore_blocks)
self.block_store.build_pin_set()
self.upload_deferred_work = DeferredWorkPlugin(bus, 'upload_work')
self.upload_deferred_work.subscribe()
self.upload_manager = UploadManager(self.block_store, self.upload_deferred_work)
self.execution_features = ExecutionFeatures()
self.task_executor = TaskExecutorPlugin(bus, self.block_store, self.master_proxy, self.execution_features, 1)
self.task_executor.subscribe()
self.server_root = WorkerRoot(self)
self.pinger = Pinger(bus, self.master_proxy, None, 30)
self.pinger.subscribe()
self.stopping = False
self.event_log = []
self.log_lock = Lock()
self.log_condition = Condition(self.log_lock)
self.cherrypy_conf = {}
if options.staticbase is not None:
self.cherrypy_conf["/skyweb"] = { "tools.staticdir.on": True, "tools.staticdir.dir": options.staticbase }
if options.lib is not None:
self.cherrypy_conf["/stdlib"] = { "tools.staticdir.on": True, "tools.staticdir.dir": options.lib }
self.subscribe()
def subscribe(self):
self.bus.subscribe('stop', self.stop, priority=10)
self.bus.subscribe("worker_event", self.add_log_entry)
def unsubscribe(self):
self.bus.unsubscribe('stop', self.stop)
self.bus.unsubscribe("worker_event", self.add_log_entry)
def netloc(self):
return '%s:%d' % (self.hostname, self.port)
def as_descriptor(self):
return {'netloc': self.netloc(), 'features': self.execution_features.all_features(), 'has_blocks': not self.block_store.is_empty()}
def set_master(self, master_details):
self.master_url = master_details['master']
self.master_proxy.change_master(self.master_url)
self.pinger.poke()
def start_running(self):
cherrypy.engine.start()
cherrypy.tree.mount(self.server_root, "", self.cherrypy_conf)
if hasattr(cherrypy.engine, "signal_handler"):
cherrypy.engine.signal_handler.subscribe()
if hasattr(cherrypy.engine, "console_control_handler"):
cherrypy.engine.console_control_handler.subscribe()
cherrypy.engine.block()
def stop(self):
with self.log_lock:
self.stopping = True
self.log_condition.notify_all()
def submit_task(self, task_descriptor):
cherrypy.engine.publish("worker_event", "Start task " + repr(task_descriptor["task_id"]))
cherrypy.engine.publish('execute_task', task_descriptor)
def abort_task(self, task_id):
cherrypy.engine.publish("worker_event", "Abort task " + repr(task_id))
self.task_executor.abort_task(task_id)
def notify_task_streams_done(self, task_id):
self.task_executor.notify_streams_done(task_id)
def add_log_entry(self, log_string):
with self.log_lock:
self.event_log.append((datetime.now(), log_string))
self.log_condition.notify_all()
def get_log_entries(self, start_index, end_index):
with self.log_lock:
return self.event_log[start_index:end_index]
def await_log_entries_after(self, index):
with self.log_lock:
while len(self.event_log) <= int(index):
if self.stopping == True:
break
self.log_condition.wait()
if self.stopping:
raise Exception("Worker stopping")
class Worker(plugins.SimplePlugin):
def __init__(self, bus, hostname, port, options):
plugins.SimplePlugin.__init__(self, bus)
self.id = None
self.hostname = hostname
self.port = port
self.master_url = options.master
self.master_proxy = MasterProxy(self, bus, self.master_url)
self.master_proxy.subscribe()
if options.blockstore is None:
block_store_dir = tempfile.mkdtemp(
prefix=os.getenv('TEMP', default='/tmp/sw-files-'))
else:
block_store_dir = options.blockstore
self.block_store = BlockStore(cherrypy.engine,
self.hostname,
self.port,
block_store_dir,
ignore_blocks=options.ignore_blocks)
self.block_store.build_pin_set()
self.upload_deferred_work = DeferredWorkPlugin(bus, 'upload_work')
self.upload_deferred_work.subscribe()
self.upload_manager = UploadManager(self.block_store,
self.upload_deferred_work)
self.execution_features = ExecutionFeatures()
self.task_executor = TaskExecutorPlugin(bus, self.block_store,
self.master_proxy,
self.execution_features, 1)
self.task_executor.subscribe()
self.server_root = WorkerRoot(self)
self.pinger = Pinger(bus, self.master_proxy, None, 30)
self.pinger.subscribe()
self.stopping = False
self.event_log = []
self.log_lock = Lock()
self.log_condition = Condition(self.log_lock)
self.cherrypy_conf = {}
cherrypy.config.update({"server.thread_pool": 20})
if options.staticbase is not None:
self.cherrypy_conf["/skyweb"] = {
"tools.staticdir.on": True,
"tools.staticdir.dir": options.staticbase
}
if options.lib is not None:
self.cherrypy_conf["/stdlib"] = {
"tools.staticdir.on": True,
"tools.staticdir.dir": options.lib
}
self.subscribe()
def subscribe(self):
self.bus.subscribe('stop', self.stop, priority=10)
self.bus.subscribe("worker_event", self.add_log_entry)
def unsubscribe(self):
self.bus.unsubscribe('stop', self.stop)
self.bus.unsubscribe("worker_event", self.add_log_entry)
def netloc(self):
return '%s:%d' % (self.hostname, self.port)
def as_descriptor(self):
return {
'netloc': self.netloc(),
'features': self.execution_features.all_features(),
'has_blocks': not self.block_store.is_empty()
}
def set_master(self, master_details):
self.master_url = master_details['master']
self.master_proxy.change_master(self.master_url)
self.pinger.poke()
def start_running(self):
cherrypy.engine.start()
cherrypy.tree.mount(self.server_root, "", self.cherrypy_conf)
if hasattr(cherrypy.engine, "signal_handler"):
cherrypy.engine.signal_handler.subscribe()
if hasattr(cherrypy.engine, "console_control_handler"):
cherrypy.engine.console_control_handler.subscribe()
cherrypy.engine.block()
def stop(self):
with self.log_lock:
self.stopping = True
self.log_condition.notify_all()
def submit_task(self, task_descriptor):
cherrypy.engine.publish(
"worker_event", "Start task " + repr(task_descriptor["task_id"]))
cherrypy.engine.publish('execute_task', task_descriptor)
def abort_task(self, task_id):
cherrypy.engine.publish("worker_event", "Abort task " + repr(task_id))
self.task_executor.abort_task(task_id)
def notify_task_streams_done(self, task_id):
self.task_executor.notify_streams_done(task_id)
def add_log_entry(self, log_string):
with self.log_lock:
self.event_log.append((datetime.now(), log_string))
self.log_condition.notify_all()
def get_log_entries(self, start_index, end_index):
with self.log_lock:
return self.event_log[start_index:end_index]
def await_log_entries_after(self, index):
with self.log_lock:
while len(self.event_log) <= int(index):
if self.stopping == True:
break
self.log_condition.wait()
if self.stopping:
raise Exception("Worker stopping")
