zookeeper-operator

README

ZooKeeper Operator

Overview

ZooKeeper Operator is to manage ZooKeeper service instances deployed on the Kubernetes cluster. It is built using the Kubebuilder SDK, which is part of the Kubebuilder.

Features

With this operator, you're able to deploy and manage a HA Zookeeper Cluster:

• Provision a Zookeeper cluster in a scalable and high-available way.
• Update the spec of the deployed Zookeeper cluster to do adjustments like replicas (scalability) and resources.
  • ScaleUp
  • ScaleDown
  • Rollout
  • Observe
• Create Prometheus target for the Zookeeper node.
• Delete the Zookeeper cluster and all the related resources owned by the instance.

Design

Diagram below shows the overall design of this operator,

For more design details, check the architecture document.

Installation

You can follow the installation guide to deploy this operator to your K8s clusters.

Additionally, follow sample deployment guide to have a try of deploying the sample to your K8s clusters.

Versioning & Dependencies

Component \ Versions	0.5.0	1.0.0	1.1.0
Zookeeper	3.5.6	[TBD]	[TBD]
agent	0.0.1	[TBD]	[TBD]

Compatibilities

Kubernetes / Versions	0.5.0	1.0.0	1.1.0
1.17	+	[TBD]	[TBD]
1.18	+	[TBD]	[TBD]
1.19	+	[TBD]	[TBD]

Notes: += verified -= not verified

Development

Interested in contributions? Follow the CONTRIBUTING guide to start on this project. Your contributions will be highly appreciated and creditable.

Community

• Send mail to Ghostbaby mail: zhuhuijunzhj@gmail.com

Documents

See documents here.

Additional Documents

• Kubernetes Operator
• Kubebuilder
• Custom Resource Definition

License

Apache-2.0