release-0.5.0

This release mainly simplified installation and management in different environments.

New features:

• Specify watched namespace(s) with WATCH_NAMESPACE and WATCH_NAMESPACES env vars
• Pack operator's configuration into Docker image, so it can be installed without complicated manifest
• ClickHouseInstallationTemplate CRD for providing configuration templates at the operator level
• Supported verbosity levels for ClickHouseInstallation resource information returned by kubectl get

Improvements:

• Clarify docs and examples
• Update Prometheus handler to up-to-date state

Bug fixes:

• Fix clickhouse-operator-install.sh

release-0.4.4

Bug fixes:

• Fixed a bug with is_local not being properly initialised on pod startup. Fixes #138
• Allowed updating annotations of service templates

release-0.4.3

New features:

• Support for extra properties in ZooKeeper configuration
• Support for custom XML files included in the configuration
• Automatic ClickHouse restarts when 'settings' are modified

Improvements:

• Cleaned up logging
• Fixed processing of non-string ClickHouse settings

release-0.4.2

New features:

• Support annotations for service templates

Improvements:

• More intelligent schema creation when scaling the cluster
• Fixed settings in ZooKeeper templates

release-0.4.1

• Easier configuration of service templates for installation, cluster, shard and replica
• Documentation improvements

release-0.4.0

New features:

• Full support for Service spec in templates (service template)
• Configurable service naming convention
• Automatic PV removal when shard or installation is removed
• Generated macros are now standard {cluster}, {shard}, {replica} ones
• Additional memory and disk usage metrics are exported

release-0.3.0

New features:

• Pod templates implement standard spec now -- that adds affinity, antiaffinity and other features.
• Human readable name for pods/ss/services
• Labels for all managed for k8s objects
• Operator version labels
• Operator configuration in ConfigMaps
• ClickHouseInstallation object status

Improvements:

• Port specification in Zookeeper is optional now
• 'clusters' and 'spec' are optional in order to start one-node clusters
• Cluster layout is deprecated

Documentation improvements:

• Troubleshooting broken Pod example. Maintenance mode
• Local HostPath storage example
• Multi-zone deployment example

**Note: the release is backward incompatible with 0.2.3. **

release-0.2.3

Improvements:

• Drop replicated tables in case of replica removal
• Autofill mandatory user configuration fields (default profile and quota)
• More examples for ZooKeeper configuration

release-0.2.2

Improvements:

• Rollback in case of configuration errors of different kinds
• Improved documentation
• Added Grafana dashboard example

Bug fixes:

• Fixed a bug with 'password_sha256_hex' not being properly handled

release-0.2.1

New features:

• Support for multi-value configuration settings, see examples: https://github.com/Altinity/clickhouse-operator/blob/master/docs/examples/03-settings-01.yaml
• Handle pod restarts properly (flush DNS)

Improvements:

• Simplified persistent volumes creation. Trivial example: https://github.com/Altinity/clickhouse-operator/blob/master/docs/examples/02-standard-layout-01-1shard-1repl-simple-persistent-volume.yaml
• Cleaner logging
• Schema creation logic now handles Views and Materialized views correctly