mirror of https://github.com/CrimsonTome/tldr.git
37 lines
937 B
Markdown
37 lines
937 B
Markdown
# kcat
|
|
|
|
> Apache Kafka producer and consumer tool.
|
|
> More information: <https://github.com/edenhill/kcat>.
|
|
|
|
- Consume messages starting with the newest offset:
|
|
|
|
`kcat -C -t {{topic}} -b {{brokers}}`
|
|
|
|
- Consume messages starting with the oldest offset and exit after the last message is received:
|
|
|
|
`kcat -C -t {{topic}} -b {{brokers}} -o beginning -e`
|
|
|
|
- Consume messages as a Kafka consumer group:
|
|
|
|
`kcat -G {{group_id}} {{topic}} -b {{brokers}}`
|
|
|
|
- Publish message by reading from `stdin`:
|
|
|
|
` echo {{message}} | kcat -P -t {{topic}} -b {{brokers}}`
|
|
|
|
- Publish messages by reading from a file:
|
|
|
|
`kcat -P -t {{topic}} -b {{brokers}} {{path/to/file}}`
|
|
|
|
- List metadata for all topics and brokers:
|
|
|
|
`kcat -L -b {{brokers}}`
|
|
|
|
- List metadata for a specific topic:
|
|
|
|
`kcat -L -t {{topic}} -b {{brokers}}`
|
|
|
|
- Get offset for a topic/partition for a specific point in time:
|
|
|
|
`kcat -Q -t {{topic}}:{{partition}}:{{unix_timestamp}} -b {{brokers}}`
|