def __init__(self, topology_name, topology_id, instance, stream_port,
metrics_port, topo_pex_file_path):
# Basic information about this heron instance
self.topology_name = topology_name
self.topology_id = topology_id
self.instance = instance
self.stream_port = stream_port
self.metrics_port = metrics_port
self.topo_pex_file_abs_path = os.path.abspath(topo_pex_file_path)
self.sys_config = system_config.get_sys_config()
self.in_stream = HeronCommunicator(producer_cb=None, consumer_cb=None)
self.out_stream = HeronCommunicator(producer_cb=None, consumer_cb=None)
self.socket_map = dict()
self.looper = GatewayLooper(self.socket_map)
# Initialize metrics related
self.out_metrics = HeronCommunicator()
self.out_metrics.\
register_capacity(self.sys_config[constants.INSTANCE_INTERNAL_METRICS_WRITE_QUEUE_CAPACITY])
self.metrics_collector = MetricsCollector(self.looper,
self.out_metrics)
self.gateway_metrics = GatewayMetrics(self.metrics_collector)
self.py_metrics = PyMetrics(self.metrics_collector)
# Create socket options and socket clients
socket_options = create_socket_options()
self._stmgr_client = \
SingleThreadStmgrClient(self.looper, self, self.STREAM_MGR_HOST, stream_port,
topology_name, topology_id, instance, self.socket_map,
self.gateway_metrics, socket_options)
self._metrics_client = \
MetricsManagerClient(self.looper, self.METRICS_MGR_HOST, metrics_port, instance,
self.out_metrics, self.in_stream, self.out_stream,
self.socket_map, socket_options, self.gateway_metrics, self.py_metrics)
self.my_pplan_helper = None
self.serializer = None
# my_instance is a AssignedInstance tuple
self.my_instance = None
self.is_instance_started = False
self.is_stateful_started = False
self.stateful_state = None
# Debugging purposes
def go_trace(_, stack):
with open("/tmp/trace.log", "w") as f:
traceback.print_stack(stack, file=f)
self.looper.register_timer_task_in_sec(self.looper.exit_loop, 0.0)
signal.signal(signal.SIGUSR1, go_trace)
def __init__(self, topology_name, topology_id, instance,
stream_port, metrics_port, topo_pex_file_path):
# Basic information about this heron instance
self.topology_name = topology_name
self.topology_id = topology_id
self.instance = instance
self.stream_port = stream_port
self.metrics_port = metrics_port
self.topo_pex_file_abs_path = os.path.abspath(topo_pex_file_path)
self.sys_config = system_config.get_sys_config()
self.in_stream = HeronCommunicator(producer_cb=None, consumer_cb=None)
self.out_stream = HeronCommunicator(producer_cb=None, consumer_cb=None)
self.socket_map = dict()
self.looper = GatewayLooper(self.socket_map)
# Initialize metrics related
self.out_metrics = HeronCommunicator()
self.out_metrics.\
register_capacity(self.sys_config[constants.INSTANCE_INTERNAL_METRICS_WRITE_QUEUE_CAPACITY])
self.metrics_collector = MetricsCollector(self.looper, self.out_metrics)
self.gateway_metrics = GatewayMetrics(self.metrics_collector)
self.py_metrics = PyMetrics(self.metrics_collector)
# Create socket options and socket clients
socket_options = create_socket_options()
self._stmgr_client = \
SingleThreadStmgrClient(self.looper, self, self.STREAM_MGR_HOST, stream_port,
topology_name, topology_id, instance, self.socket_map,
self.gateway_metrics, socket_options)
self._metrics_client = \
MetricsManagerClient(self.looper, self.METRICS_MGR_HOST, metrics_port, instance,
self.out_metrics, self.in_stream, self.out_stream,
self.socket_map, socket_options, self.gateway_metrics, self.py_metrics)
self.my_pplan_helper = None
# my_instance is a AssignedInstance tuple
self.my_instance = None
self.is_instance_started = False
# Debugging purposes
def go_trace(_, stack):
with open("/tmp/trace.log", "w") as f:
traceback.print_stack(stack, file=f)
self.looper.register_timer_task_in_sec(self.looper.exit_loop, 0.0)
signal.signal(signal.SIGUSR1, go_trace)