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airbnb
468 Stars 77 Forks Apache License 2.0 76 Commits 16 Opened issues

Description

KafkaT-ool

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kafkat

Simplified command-line administration for Kafka brokers.

Contact

Let us know! If you fork this, or if you use it, or if it helps in anyway, we'd love to hear from you! [email protected]

License & Attributions

This project is released under the Apache License Version 2.0 (APLv2).

How to release

  • update the version number in
    lib/kafkat/version.rb
  • execute
    bundle exec rake release

Usage

  • Install the gem.
gem install kafkat
  • Create a new configuration file to match your deployment.
{
  "kafka_path": "/srv/kafka/kafka_2.10-0.8.1.1",
  "log_path": "/mnt/kafka-logs",
  "zk_path": "zk0.foo.ca:2181,zk1.foo.ca:2181,zk2.foo.ca:2181/kafka"
}

Kafkat searches for this file in two places,

~/.kafkatcfg
and
/etc/kafkatcfg
.
  • At any time, you can run
    kafkat
    to get a list of available commands and their arguments.
$ kafkat
kafkat 0.0.10: Simplified command-line administration for Kafka brokers
usage: kafkat [command] [options]

Here's a list of supported commands:

brokers Print available brokers from Zookeeper. clean-indexes Delete untruncated Kafka log indexes from the filesystem. controller Print the current controller. elect-leaders [topic] Begin election of the preferred leaders. partitions [topic] Print partitions by topic. partitions [topic] --under-replicated Print partitions by topic (only under-replicated). partitions [topic] --unavailable Print partitions by topic (only unavailable). reassign [topic] [--brokers ] [--replicas ] Begin reassignment of partitions. resign-rewrite Forcibly rewrite leaderships to exclude a broker. resign-rewrite --force Same as above but proceed if there are no available ISRs. set-replication-factor [topic] [--newrf ] [--brokers id[,id]] Set the replication factor of shutdown Gracefully remove leaderships from a broker (requires JMX). topics Print all topics. drain [--topic ] [--brokers ] Reassign partitions from a specific broker to other brokers.

Important Note

The gem needs read/write access to the Kafka log directory for some operations (clean indexes).

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