2018-10-26 19:50:16 +01:00
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# kafkacat
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> Apache Kafka producer and consumer tool.
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2019-06-05 08:55:45 +01:00
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> More information: <https://github.com/edenhill/kafkacat>.
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2018-10-26 19:50:16 +01:00
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- Consume messages starting with the newest offset:
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`kafkacat -C -t {{topic}} -b {{brokers}}`
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- Consume messages starting with the oldest offset and exit after the last message is received:
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`kafkacat -C -t {{topic}} -b {{brokers}} -o beginning -e`
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- Consume messages as a Kafka consumer group:
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`kafkacat -G {{group_id}} {{topic}} -b {{brokers}}`
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- Publish message by reading from stdin:
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` echo {{message}} | kafkacat -P -t {{topic}} -b {{brokers}}`
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- Publish messages by reading from a file:
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`kafkacat -P -t {{topic}} -b {{brokers}} {{path/to/file}}`
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- List metadata for all topics and brokers:
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`kafkacat -L -b {{brokers}}`
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- List metadata for a specific topic:
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`kafkacat -L -t {{topic}} -b {{brokers}}`
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- Get offset for a topic/partition for a specific point in time:
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`kafkacat -Q -t {{topic}:{{partition}}:{{unix_timestamp}} -b {{brokers}}`
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