ClickHouse Operator

ClickHouse Operator creates, configures and manages ClickHouse clusters running on Kubernetes.

Features

The ClickHouse Operator for Kubernetes currently provides the following:

• Creates ClickHouse clusters based on Custom Resource specification provided
• Customized storage provisioning (VolumeClaim templates)
• Customized pod templates
• Customized service templates for endpoints
• ClickHouse configuration and settings (including Zookeeper integration)
• Flexible templating
• ClickHouse cluster scaling including automatic schema propagation
• ClickHouse version upgrades
• Exporting ClickHouse metrics to Prometheus

Requirements

• Kubernetes 1.15.11+

Documentation

Quick Start Guide

Advanced setups

• Detailed Operator Installation Instructions
  • Operator Configuration
• Setup ClickHouse cluster with replication
  • Setting up Zookeeper
• Persistent Storage Configuration
• ClickHouse Installation Custom Resource specification

Maintenance tasks

• Add replication to an existing ClickHouse cluster
• Schema maintenance
• Update ClickHouse version
• Update Operator version

Monitoring

• Setup Monitoring
• Prometheus & clickhouse-operator integration
• Grafana & Prometheus integration

How to contribute

• How to contribute/submit a patch

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All docs

• All available docs list

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License

Copyright (c) 2019-2219, Altinity Ltd and/or its affiliates. All rights reserved.

clickhouse-operator is licensed under the Apache License 2.0.

See LICENSE for more details.