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fix send to dls and allow produce more types #137

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Merged
merged 1 commit into from
Apr 3, 2023
Merged

fix send to dls and allow produce more types #137

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115 changes: 65 additions & 50 deletions memphis/producer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,17 @@ async def validate_msg(self, message):
elif schema_type == "graphql":
message = self.validate_graphql(message)
return message
elif hasattr(message, "SerializeToString"):
msgToSend = message.SerializeToString()
return msgToSend
elif isinstance(message, str):
message = message.encode("utf-8")
return message
elif isinstance(message, graphql.language.ast.DocumentNode):
msg = message
message = str(msg.loc.source.body)
message = message.encode("utf-8")
return message
elif not isinstance(message, bytearray) and not isinstance(message, dict):
raise MemphisSchemaError("Unsupported message type")
else:
Expand Down Expand Up @@ -181,63 +192,67 @@ async def produce(
except Exception as e:
if hasattr(e, "status_code") and e.status_code == "503":
raise MemphisError(
"Produce operation has failed, please check whether Station/Producer are still exist"
"Produce operation has failed, please check whether Station/Producer still exist"
)
else:
if "Schema validation has failed" in str(
e
) or "Unsupported message type" in str(e):
msgToSend = ""
if hasattr(message, "SerializeToString"):
msgToSend = message.SerializeToString().decode("utf-8")
elif isinstance(message, bytearray):
msgToSend = str(message, "utf-8")
else:
msgToSend = str(message)
if self.connection.station_schemaverse_to_dls[
self.internal_station_name
]:
memphis_headers = {
"$memphis_producedBy": self.producer_name,
"$memphis_connectionId": self.connection.connection_id,
}

if headers != {}:
headers = headers.headers
headers.update(memphis_headers)
if self.connection.schema_updates_data[self.internal_station_name] != {}:
msgToSend = ""
if hasattr(message, "SerializeToString"):
msgToSend = message.SerializeToString().decode("utf-8")
elif isinstance(message, bytearray):
msgToSend = str(message, "utf-8")
else:
headers = memphis_headers
msgToSend = str(message)
if self.connection.station_schemaverse_to_dls[
self.internal_station_name
]:
unix_time = int(time.time())

memphis_headers = {
"$memphis_producedBy": self.producer_name,
"$memphis_connectionId": self.connection.connection_id,
}

if headers != {}:
headers = headers.headers
headers.update(memphis_headers)
else:
headers = memphis_headers

msgToSendEncoded = msgToSend.encode("utf-8")
msgHex = msgToSendEncoded.hex()
buf = {
"station_name": self.internal_station_name,
"producer": {
"name": self.producer_name,
"connection_id": self.connection.connection_id,
},
"message": {
"data": msgHex,
"headers": headers,
},
"validation_error": str(e),
}
buf = json.dumps(buf).encode("utf-8")
await self.connection.broker_manager.publish("$memphis_schemaverse_dls", buf)
if self.connection.cluster_configurations.get(
"send_notification"
):
await self.connection.send_notification(
"Schema validation has failed",
"Station: "
+ self.station_name
+ "\nProducer: "
+ self.producer_name
+ "\nError:"
+ str(e),
msgToSend,
schemaVFailAlertType,
)
msgToSendEncoded = msgToSend.encode("utf-8")
msgHex = msgToSendEncoded.hex()
buf = {
"station_name": self.internal_station_name,
"producer": {
"name": self.producer_name,
"connection_id": self.connection.connection_id,
},
"creation_unix": unix_time,
"message": {
"data": msgHex,
"headers": headers,
},
"validation_error": str(e),
}
buf = json.dumps(buf).encode("utf-8")
await self.connection.broker_manager.publish("$memphis_schemaverse_dls", buf)
if self.connection.cluster_configurations.get(
"send_notification"
):
await self.connection.send_notification(
"Schema validation has failed",
"Station: "
+ self.station_name
+ "\nProducer: "
+ self.producer_name
+ "\nError:"
+ str(e),
msgToSend,
schemaVFailAlertType,
)
raise MemphisError(str(e)) from e

async def destroy(self):
Expand Down