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Update kafka spy to check partitions #12

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Aug 25, 2023
Merged

Update kafka spy to check partitions #12

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14 changes: 12 additions & 2 deletions scripts/kafka_spy
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Original file line number Diff line number Diff line change
Expand Up @@ -21,9 +21,11 @@ CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
@click.option('--kafka-consumer-id', type=click.STRING, default='microservice', help='id of the kafka consumer, not really important')
@click.option('--kafka-consumer-group', type=click.STRING, default='kakfa-spy', help='group ID of the kafka consumer, very important to be unique or information will not be duplicated')
@click.option('--parse-as-json', type=click.BOOL, default=True, help='Tries to parse the messaage as a json')
@click.option('--only-partition-check', type=click.BOOL, default=False, help='Just returns the partition structure of the selected topics, then it dies')


def cli(kafka_address, kafka_port, kafka_topics, kafka_consumer_id, kafka_consumer_group, parse_as_json):

def cli(kafka_address, kafka_port, kafka_topics, kafka_consumer_id, kafka_consumer_group, parse_as_json, only_partition_check):

bootstrap = f"{kafka_address}:{kafka_port}"
print("From Kafka server:",bootstrap)
Expand All @@ -35,13 +37,21 @@ def cli(kafka_address, kafka_port, kafka_topics, kafka_consumer_id, kafka_consum
print("Consuming topics:", kafka_topics)
consumer.subscribe(kafka_topics)

for topic in kafka_topics :
partitions = consumer.partitions_for_topic(topic)
print( "Topic:", topic, "with", len(partitions), "partitions.")
for p in partitions :
print(p)

if (only_partition_check):
quit()

if parse_as_json :
print_json(consumer=consumer)
else:
print_string(consumer=consumer)



def print_string(consumer):
for message in consumer:
print("Key:", message.key)
Expand Down