def check(self, messages: [ReconMessage], *args, **kwargs) -> Event:
logger.info(
f"RULE '{self.get_name()}': CHECK: input_messages: {messages}")
ignore_fields = [
'CheckSum', 'BodyLength', 'SendingTime', 'TargetCompID', 'PartyID',
'OrderID', 'CumQty', 'OrderQty', 'ExecID', 'LeavesQty',
'MsgSeqNum', 'Price', 'TimeInForce', 'Side', 'Text', 'OrdStatus',
'ClOrdID'
]
verification_component = self.message_comparator.compare_messages(
messages, ignore_fields)
info_for_name = dict()
for message in messages:
info_for_name.update(message.hash_info)
body = EventUtils.create_event_body(verification_component)
attach_ids = [msg.proto_message.metadata.id for msg in messages]
return EventUtils.create_event(
name=f"Match by '{ReconMessage.get_info(info_for_name)}'",
status=verification_component.status,
attached_message_ids=attach_ids,
body=body)
def store_no_match_within_timeout(self, rule_event_id: EventID, recon_message: ReconMessage,
actual_timestamp: int, timeout: int):
name = f'{recon_message.all_info}'
units = ['sec', 'ms', 'mcs', 'ns']
factor_units = [1_000_000_000, 1_000_000, 1_000, 1]
for unit, factor_unit in zip(units, factor_units):
if not any((actual_timestamp % factor_unit, recon_message.timestamp % factor_unit, timeout % factor_unit)):
break
actual_timestamp = int(actual_timestamp / factor_unit)
message_timestamp = int(recon_message.timestamp / factor_unit)
timeout = int(timeout / factor_unit)
event_message = f"Timestamp of the last received message: '{actual_timestamp:,}' {unit}\n" \
f"Timestamp this message: '{message_timestamp:,}' {unit}\n" \
f"Timeout: '{timeout:,}' {unit}"
body = EventUtils.create_event_body(MessageComponent(event_message))
attached_message_ids = self._get_attached_message_ids(recon_message)
event = EventUtils.create_event(name=name,
body=body,
attached_message_ids=attached_message_ids,
type=EventUtils.EventType.EVENT)
logger.debug("Create '%s' Event for rule Event '%s'", self.NO_MATCH_WITHIN_TIMEOUT, rule_event_id)
self.send_event(event, rule_event_id, self.NO_MATCH_WITHIN_TIMEOUT)
def __init__(self, recon: Recon, cache_size: int, match_timeout: int,
autoremove_timeout: Optional[int], configuration) -> None:
self.recon = recon
self.configure(configuration)
self.name = self.get_name()
logger.info("Rule '%s' initializing...", self.name)
self.event_store = recon.event_store
self.message_comparator: Optional[
MessageComparator] = recon.message_comparator
self.match_timeout = match_timeout
self.autoremove_timeout = autoremove_timeout
self.reprocess_queue = list()
self.rule_event: Event = \
EventUtils.create_event(name=self.name,
parent_id=recon.event_store.root_event.id,
body=EventUtils.create_event_body(MessageComponent(message=self.get_description())),
type=EventUtils.EventType.RULE)
logger.debug(
"Created report Event for Rule '%s': %s", self.name,
text_format.MessageToString(self.rule_event, as_one_line=True))
self.event_store.send_parent_event(self.rule_event)
self.__cache = Cache(self, cache_size)
self.RULE_PROCESSING_TIME = Histogram(
f"th2_recon_{re.sub('[^a-zA-Z0-9_: ]', '', self.name).lower().replace(' ', '_')}_rule_processing_time",
'Time of the message processing with a rule',
buckets=common_metrics.DEFAULT_BUCKETS)
logger.info("Rule '%s' initialized", self.name)
def check(self, messages: [ReconMessage], *args, **kwargs) -> Event:
logger.info(f"RULE '{self.get_name()}': CHECK: ")
table_component = TableComponent([
'Session alias', 'MessageType', 'ExecType', 'ClOrdID', 'Group ID'
])
for msg in messages:
msg_type = msg.proto_message.metadata.message_type
exec_type = msg.proto_message.fields['ExecType'].simple_value
cl_ord_id = msg.proto_message.fields['ClOrdID'].simple_value
session_alias = msg.proto_message.metadata.id.connection_id.session_alias
table_component.add_row(session_alias, msg_type, exec_type,
cl_ord_id, msg.group_id)
info_for_name = dict()
for message in messages:
info_for_name.update(message.hash_info)
body = EventUtils.create_event_body(table_component)
attach_ids = [msg.proto_message.metadata.id for msg in messages]
return EventUtils.create_event(
name=
f"Match by '{ReconMessage.get_info(info_for_name)}' from 3 group",
attached_message_ids=attach_ids,
body=body)
def store_no_match_within_timeout(self, rule_event_id: EventID,
recon_message: ReconMessage,
actual_timestamp: int, timeout: int):
name = f'{recon_message.get_all_info()}'
message_timestamp = MessageUtils.get_timestamp_ns(
recon_message.proto_message)
units = ['sec', 'ms', 'mcs', 'ns']
factor_units = [1_000_000_000, 1_000_000, 1_000, 1]
units_idx = 0
while actual_timestamp % factor_units[units_idx] != 0 \
or message_timestamp % factor_units[units_idx] != 0 \
or timeout % factor_units[units_idx] != 0:
units_idx += 1
unit = units[units_idx]
actual_timestamp = int(actual_timestamp / factor_units[units_idx])
message_timestamp = int(message_timestamp / factor_units[units_idx])
timeout = int(timeout / factor_units[units_idx])
event_message = f"Timestamp of the last received message: '{actual_timestamp:,}' {unit}\n" \
f"Timestamp this message: '{message_timestamp:,}' {unit}\n" \
f"Timeout: '{timeout:,}' {unit}"
body = EventUtils.create_event_body(MessageComponent(event_message))
attached_message_ids = [recon_message.proto_message.metadata.id]
event = EventUtils.create_event(
name=name, body=body, attached_message_ids=attached_message_ids)
logger.info(
f"Create '{self.NO_MATCH_WITHIN_TIMEOUT}' Event for rule Event '{rule_event_id}'"
)
self.send_event(event, rule_event_id, self.NO_MATCH_WITHIN_TIMEOUT)
def store_error(self, rule_event_id: EventID, event_name: str, error_message: str,
messages: List[ReconMessage] = None):
body = EventUtils.create_event_body(MessageComponent(error_message))
attached_message_ids = self._get_attached_message_ids(*messages)
event = EventUtils.create_event(name=event_name,
status=EventStatus.FAILED,
attached_message_ids=attached_message_ids,
body=body,
type=EventUtils.EventType.EVENT)
logger.debug("Create '%s' Event for rule Event '%s'", self.ERRORS, rule_event_id)
self.send_event(event, rule_event_id, self.ERRORS)
def store_message_removed(self, rule_event_id: EventID, message: ReconMessage, event_message: str):
name = f"Remove {message.all_info}"
event_message += f"\n Message {'not' if not message.is_matched else ''} matched"
body = EventUtils.create_event_body(MessageComponent(event_message))
attached_message_ids = self._get_attached_message_ids(message)
event = EventUtils.create_event(name=name,
body=body,
status=EventStatus.SUCCESS if message.is_matched else EventStatus.FAILED,
attached_message_ids=attached_message_ids,
type=EventUtils.EventType.EVENT)
logger.debug("Create '%s' Event for rule Event '%s'", self.NO_MATCH, rule_event_id)
self.send_event(event, rule_event_id, self.NO_MATCH)
def store_no_match(self, rule_event_id: EventID, message: ReconMessage,
event_message: str):
name = f"Remove '{message.proto_message.metadata.message_type}' {message.get_all_info()}"
event_message += f"\n Message {'not' if not message.is_matched else ''} matched"
body = EventUtils.create_event_body(MessageComponent(event_message))
attached_message_ids = [message.proto_message.metadata.id]
event = EventUtils.create_event(
name=name,
body=body,
status=EventStatus.SUCCESS
if message.is_matched else EventStatus.FAILED,
attached_message_ids=attached_message_ids)
logger.info(
f"Create '{self.NO_MATCH}' Event for rule Event '{rule_event_id}'")
self.send_event(event, rule_event_id, self.NO_MATCH)
def check(self, messages: [ReconMessage]) -> Event:
logger.info(f"RULE '{self.get_name()}': CHECK: input_messages: {messages}")
ignore_fields = ['CheckSum', 'BodyLength', 'SendingTime', 'TransactTime', 'MsgSeqNum', 'ClOrdID']
verification_component = self.message_comparator.compare_messages(messages, ignore_fields)
info_for_name = dict()
for message in messages:
info_for_name.update(message.hash_info)
body = EventUtils.create_event_body(verification_component)
attach_ids = [msg.proto_message.metadata.id for msg in messages]
return EventUtils.create_event(name=f"Match by '{ReconMessage.get_info(info_for_name)}'",
status=verification_component.status,
attached_message_ids=attach_ids,
body=body)
def store_error(self,
rule_event_id: EventID,
event_name: str,
error_message: str,
messages: [ReconMessage] = None):
body = EventUtils.create_event_body(MessageComponent(error_message))
attached_message_ids = [
message.proto_message.metadata.id for message in messages
]
event = EventUtils.create_event(
name=event_name,
status=EventStatus.FAILED,
attached_message_ids=attached_message_ids,
body=body)
logger.info(
f"Create '{self.ERRORS}' Event for rule Event '{rule_event_id}'")
self.send_event(event, rule_event_id, self.ERRORS)
def check(self, messages: [ReconMessage], *args, **kwargs) -> Event:
message_types = []
cl_order_id = messages[0].proto_message.fields['ClOrdID'].simple_value
latency_type = 'Unknown'
recv_msg: Message = None
send_msg: Message = None
recv_msg_type: str = ''
send_msg_type: str = ''
explanation = None
msg: ReconMessage
for msg in messages:
message = msg.proto_message
message_type = message.metadata.message_type
message_types.append(message_type)
if msg.group_id == Group.RESPONSE:
recv_msg = msg.proto_message
recv_msg_type = message_type
else:
send_msg = msg.proto_message
send_msg_type = message_type
if recv_msg_type == 'ExecutionReport':
exec_type = recv_msg.fields['ExecType'].simple_value
ord_status = recv_msg.fields['OrdStatus'].simple_value
logger.info(f"RULE '{self.get_name()}': "
f"CHECK: messageER: [ClOrdID:{cl_order_id}, "
f"ExecType: {exec_type}, "
f"OrdStatus: {ord_status}]")
if send_msg_type == 'NewOrderSingle':
if exec_type == 'A' and ord_status == 'A':
latency_type = 'PendingNew'
elif exec_type == '0' and ord_status == '0':
latency_type = 'New'
elif exec_type == 'F' and ord_status in ['1', '2'] and \
recv_msg.fields['LastLiquidityInd'].simple_value == '2':
latency_type = 'Trade'
elif exec_type == '8' and ord_status == '8':
latency_type = 'NewReject'
elif send_msg_type == 'OrderCancelRequest':
if exec_type == '6' and ord_status == '6':
latency_type = 'PendingCancel'
elif (exec_type == '4' and ord_status == '4') or (exec_type == 'C' and ord_status == 'C'):
latency_type = 'Cancel'
elif send_msg_type == 'OrderCancelReplaceRequest':
if exec_type == 'E' and ord_status == 'E':
latency_type = 'PendingReplace'
elif exec_type == '5' and ord_status in ['0', '1']:
latency_type = 'Replace'
# Should be always in the end.
if latency_type == 'Unknown':
explanation = MessageComponent(f"Attention! Unknown messages combination. \n"
f"ER[ExecType]: {exec_type}, ER[OrdStatus]: {ord_status}\n\n"
f" --------------- Recv msg --------------- \n {recv_msg}\n"
f" --------------- Send msg --------------- \n {send_msg}")
elif recv_msg_type == 'OrderCancelReject':
if send_msg_type == 'OrderCancelReplaceRequest':
latency_type = 'ReplaceReject'
elif send_msg_type == 'OrderCancelRequest':
latency_type = 'CancelReject'
else:
logger.error(f"RULE '{self.get_name()}': "
f"CHECK: Unknown message received. "
f"Msg types: {message_types}\n"
f"Recv msg: {recv_msg}\n"
f"Send msg: {send_msg}")
type1, type2, latency = latency_check(recv_msg, send_msg)
table = TableComponent(['Name', 'Value'])
table.add_row('ClOrdId', cl_order_id)
table.add_row('Message Response', type1)
table.add_row('Message Request', type2)
table.add_row('Latency type', latency_type)
table.add_row('Latency', latency)
event_message = f'{type1} and {type2} ' \
f'Latency_type: {latency_type} ' \
f'Latency = {latency}'
logger.info(
f"RULE '{self.get_name()}': Thread: {threading.current_thread().name}: "
f"EventMessage={event_message}. Latency was calculated for {cl_order_id} between {message_types[0]} "
f"and {message_types[1]}")
if explanation is None:
body = EventUtils.create_event_body(table)
else:
body = EventUtils.create_event_body([table, explanation])
attach_ids = [msg.proto_message.metadata.id for msg in messages]
status = EventStatus.SUCCESS if latency < self.LATENCY_LIMIT else EventStatus.FAILED
return EventUtils.create_event(name=f"Match by ClOrdID: '{cl_order_id}'",
status=status,
attached_message_ids=attach_ids,
body=body)