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Adding kafka key of a message to metadata event results #482

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Adding kafka key of a message to metadata event results #482

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17 changes: 16 additions & 1 deletion extensions/eda/plugins/event_source/kafka.py
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Original file line number Diff line number Diff line change
Expand Up @@ -249,6 +249,21 @@ async def receive_msg(
except UnicodeError:
logger.exception("Unicode error while decoding headers")

# Process key
try:
key = msg.key.decode(encoding)
data = json.loads(key)
except json.decoder.JSONDecodeError:
logger.info("JSON decode error, storing raw key")
data = key
except UnicodeError:
logger.exception("Unicode error while decoding key")
data = None

# Add key to the event and put it into the queue
if data:
event["meta"]["key"] = data

# Process message body
try:
value = msg.value.decode(encoding)
Expand All @@ -260,7 +275,7 @@ async def receive_msg(
logger.exception("Unicode error while decoding message body")
data = None

# Add data to the event and put it into the queue
# Add body to the event and put it into the queue
if data:
event["body"] = data
await queue.put(event)
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