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clickhouse-operator-install.yml
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apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
name: clickhouseinstallations.clickhouse.radondb.com
spec:
group: clickhouse.radondb.com
scope: Namespaced
names:
kind: ClickHouseInstallation
singular: clickhouseinstallation
plural: clickhouseinstallations
shortNames:
- chi
versions:
- name: v1
served: true
storage: true
additionalPrinterColumns:
- name: version
type: string
description: Operator version
priority: 1 # show in wide view
jsonPath: .status.version
- name: clusters
type: integer
description: Clusters count
priority: 0 # show in standard view
jsonPath: .status.clusters
- name: shards
type: integer
description: Shards count
priority: 1 # show in wide view
jsonPath: .status.shards
- name: hosts
type: integer
description: Hosts count
priority: 0 # show in standard view
jsonPath: .status.hosts
- name: taskID
type: string
description: TaskID
priority: 1 # show in wide view
jsonPath: .status.taskID
- name: state
type: string
description: CHI status
priority: 0 # show in standard view
jsonPath: .status.state
- name: updated
type: integer
description: Updated hosts count
priority: 1 # show in wide view
jsonPath: .status.updated
- name: added
type: integer
description: Added hosts count
priority: 1 # show in wide view
jsonPath: .status.added
- name: deleted
type: integer
description: Hosts deleted count
priority: 1 # show in wide view
jsonPath: .status.deleted
- name: delete
type: integer
description: Hosts to be deleted count
priority: 1 # show in wide view
jsonPath: .status.delete
- name: endpoint
type: string
description: Client access endpoint
priority: 1 # show in wide view
jsonPath: .status.endpoint
schema:
openAPIV3Schema:
description: "define a set of Kubernetes resources (StatefulSet, PVC, Service, ConfigMap) which describe behavior one or more ClickHouse clusters"
type: object
required:
- spec
properties:
apiVersion:
description: 'APIVersion defines the versioned schema of this representation
of an object. Servers should convert recognized schemas to the latest
internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
type: string
kind:
description: 'Kind is a string value representing the REST resource this
object represents. Servers may infer this from the endpoint the client
submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
type: string
metadata:
type: object
status:
type: object
description: "Current ClickHouseInstallation manifest status, contains many fields like a normalized configuration, clickhouse-operator version, current action and all applied action list, current taskID and all applied taskIDs and other"
x-kubernetes-preserve-unknown-fields: true
spec:
type: object
# x-kubernetes-preserve-unknown-fields: true
description: |
Specification of the desired behavior of one or more ClickHouse clusters
More info: https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md"
properties:
taskID:
type: string
description: "Allow define custom taskID for named update and watch status of this update execution in .status.taskIDs field, by default every update of chi manifest will generate random taskID"
# Need to be StringBool
stop:
type: string
description: |
Allow stop all ClickHouse clusters described in current chi.
Stop mechanism works as follows:
- When `stop` is `1` then setup `Replicas: 0` in each related to current `chi` StatefulSet resource, all `Pods` and `Service` resources will desctroy, but PVCs still live
- When `stop` is `0` then `Pods` will created again and will attach retained PVCs and `Service` also will created again
enum:
# List StringBoolXXX constants from model
- ""
- "0"
- "1"
- "False"
- "false"
- "True"
- "true"
- "No"
- "no"
- "Yes"
- "yes"
- "Off"
- "off"
- "On"
- "on"
- "Disable"
- "disable"
- "Enable"
- "enable"
- "Disabled"
- "disabled"
- "Enabled"
- "enabled"
restart:
type: string
description: "restart policy for StatefulSets. When value `RollingUpdate` it allow graceful restart one by one instead of restart all StatefulSet simultaneously"
enum:
- ""
- "RollingUpdate"
# Need to be StringBool
troubleshoot:
type: string
description: "allows troubleshoot Pods during CrashLoopBack state, when you apply wrong configuration, `clickhouse-server` wouldn't startup"
enum:
# List StringBoolXXX constants from model
- ""
- "0"
- "1"
- "False"
- "false"
- "True"
- "true"
- "No"
- "no"
- "Yes"
- "yes"
- "Off"
- "off"
- "On"
- "on"
- "Disable"
- "disable"
- "Enable"
- "enable"
- "Disabled"
- "disabled"
- "Enabled"
- "enabled"
namespaceDomainPattern:
type: string
description: "custom domain suffix which will add to end of `Service` or `Pod` name, use it when you use custom cluster domain in your Kubernetes cluster"
templating:
type: object
# nullable: true
description: "optional, define policy for auto applying ClickHouseInstallationTemplate inside ClickHouseInstallation"
properties:
policy:
type: string
description: "when defined as `auto` inside ClickhouseInstallationTemplate, it will auto add into all ClickHouseInstallation, manual value is default"
enum:
- "auto"
- "manual"
reconciling:
type: object
description: "optional, allows tuning reconciling cycle for ClickhouseInstallation from clickhouse-operator side"
# nullable: true
properties:
policy:
type: string
configMapPropagationTimeout:
type: integer
description: |
timeout in seconds when `clickhouse-operator` will wait when applied `ConfigMap` during reconcile `ClickhouseInstallation` pods will updated from cache
see details: https://kubernetes.io/docs/concepts/configuration/configmap/#mounted-configmaps-are-updated-automatically
minimum: 0
maximum: 3600
cleanup:
type: object
description: "optional, define behavior for cleanup Kubernetes resources during reconcile cycle"
# nullable: true
properties:
unknownObjects:
type: object
description: "what clickhouse-operator shall do when found Kubernetes resources which should be managed with clickhouse-operator, but not have `ownerReference` to any currently managed `ClickHouseInstallation` resource, default behavior is `Delete`"
# nullable: true
properties:
statefulSet:
type: string
description: "behavior policy for unknown StatefulSet, Delete by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
pvc:
type: string
description: "behavior policy for unknown PVC, Delete by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
configMap:
type: string
description: "behavior policy for unknown ConfigMap, Delete by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
service:
type: string
description: "behavior policy for unknown Service, Delete by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
reconcileFailedObjects:
type: object
description: "what clickhouse-operator shall do when reconciling Kubernetes resources are failed, default behavior is `Retain`"
# nullable: true
properties:
statefulSet:
type: string
description: "behavior policy for failed StatefulSet reconciling, Retain by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
pvc:
type: string
description: "behavior policy for failed PVC reconciling, Retain by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
configMap:
type: string
description: "behavior policy for failed ConfigMap reconciling, Retain by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
service:
type: string
description: "behavior policy for failed Service reconciling, Retain by default"
enum:
# List ObjectsCleanupXXX constants from model
- "Retain"
- "Delete"
defaults:
type: object
description: |
define default behavior for whole ClickHouseInstallation, some behavior can be re-define on cluster, shard and replica level
More info: https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md#specdefaults
# nullable: true
properties:
# Need to be StringBool
replicasUseFQDN:
type: string
description: |
define should replicas be specified by FQDN in `<host></host>`, then "no" then will use short hostname and clickhouse-server will use kubernetes default suffixes for properly DNS lookup
"yes" by default
enum:
# List StringBoolXXX constants from model
- ""
- "0"
- "1"
- "False"
- "false"
- "True"
- "true"
- "No"
- "no"
- "Yes"
- "yes"
- "Off"
- "off"
- "On"
- "on"
- "Disable"
- "disable"
- "Enable"
- "enable"
- "Disabled"
- "disabled"
- "Enabled"
- "enabled"
distributedDDL:
type: object
description: |
allows change `<yandex><distributed_ddl></distributed_ddl></yandex>` settings
More info: https://clickhouse.tech/docs/en/operations/server-configuration-parameters/settings/#server-settings-distributed_ddl
# nullable: true
properties:
profile:
type: string
description: "Settings from this profile will be used to execute DDL queries"
templates:
type: object
description: "optional, configuration of the templates names which will use for generate Kubernetes resources according to one or more ClickHouse clusters described in current ClickHouseInstallation (chi) resource"
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure every `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod`"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters`"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters`"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters`"
serviceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for one `Service` resource which will created by `clickhouse-operator` which cover all clusters in whole `chi` resource"
clusterServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each clickhouse cluster described in `chi.spec.configuration.clusters`"
shardServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each shard inside clickhouse cluster described in `chi.spec.configuration.clusters`"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside each clickhouse cluster described in `chi.spec.configuration.clusters`"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
configuration:
type: object
description: "allows configure multiple aspects and behavior for `clickhouse-server` instance and also allows describe multiple `clickhouse-server` clusters inside one `chi` resource"
# nullable: true
properties:
zookeeper:
type: object
description: |
allows configure <yandex><zookeeper>..</zookeeper></yandex> section in each `Pod` during generate `ConfigMap` which will mounted in `/etc/clickhouse-server/config.d/`
`clickhouse-operator` itself doesn't manage Zookeeper, please install Zookeeper separatelly look examples on https://github.com/RadonDB/radondb-clickhouse-operator/tree/master/deploy/zookeeper/
currently, zookeeper (or clickhouse-keeper replacement) used for *ReplicatedMergeTree table engines and for `distributed_ddl`
More details: https://clickhouse.tech/docs/en/operations/server-configuration-parameters/settings/#server-settings_zookeeper
# nullable: true
properties:
nodes:
type: array
description: "describe every available zookeeper cluster node for interaction"
# nullable: true
items:
type: object
#required:
# - host
properties:
host:
type: string
description: "dns name or ip address for Zookeeper node"
port:
type: integer
description: "TCP port which used to connect to Zookeeper node"
minimum: 0
maximum: 65535
session_timeout_ms:
type: integer
description: "session timeout during connect to Zookeeper"
operation_timeout_ms:
type: integer
description: "one operation timeout during Zookeeper transactions"
root:
type: string
description: "optional root znode path inside zookeeper to store ClickHouse related data (replication queue or distributed DDL)"
identity:
type: string
description: "optional access credentials string with `user:password` format used when use digest authorization in Zookeeper"
install:
type: boolean
description: "Choose whether to create zookeeper dependencies by operator"
image:
type: string
description: "zookeeper image, default `radondb/zookeeper:3.6.1`"
imagePullPolicy:
type: string
enum:
- Always
- IfNotPresent
- Never
description: "zookeeper image pull policy, default `IfNotPresent`"
replica:
type: integer
minimum: 0
maximum: 9
description: "zookeeper cluster replica count, between 1~9, default `1`"
port:
type: integer
minimum: 0
maximum: 65535
description: "zookeeper server port, default `2181`"
users:
type: object
description: |
allows configure <yandex><users>..</users></yandex> section in each `Pod` during generate `ConfigMap` which will mount in `/etc/clickhouse-server/users.d/`
you can configure password hashed, authorization restrictions, database level security row filters etc.
More details: https://clickhouse.tech/docs/en/operations/settings/settings-users/
Your yaml code will convert to XML, see examples https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md#specconfigurationusers
# nullable: true
x-kubernetes-preserve-unknown-fields: true
profiles:
type: object
description: |
allows configure <yandex><profiles>..</profiles></yandex> section in each `Pod` during generate `ConfigMap` which will mount in `/etc/clickhouse-server/users.d/`
you can configure any aspect of settings profile
More details: https://clickhouse.tech/docs/en/operations/settings/settings-profiles/
Your yaml code will convert to XML, see examples https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md#specconfigurationprofiles
# nullable: true
x-kubernetes-preserve-unknown-fields: true
quotas:
type: object
description: |
allows configure <yandex><quotas>..</quotas></yandex> section in each `Pod` during generate `ConfigMap` which will mount in `/etc/clickhouse-server/users.d/`
you can configure any aspect of resource quotas
More details: https://clickhouse.tech/docs/en/operations/quotas/
Your yaml code will convert to XML, see examples https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md#specconfigurationquotas
# nullable: true
x-kubernetes-preserve-unknown-fields: true
settings:
type: object
description: |
allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in each `Pod` during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/`
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
Your yaml code will convert to XML, see examples https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/custom_resource_explained.md#specconfigurationsettings
# nullable: true
x-kubernetes-preserve-unknown-fields: true
files:
type: object
description: |
allows define content of any setting file inside each `Pod` during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
every key in this object is the file name
every value in this object is the file content
you can use `!!binary |` and base64 for binary files, see details here https://yaml.org/type/binary.html
each key could contains prefix like USERS, COMMON, HOST or config.d, users.d, cond.d, wrong prefixes will ignored, subfolders also will ignored
More details: https://github.com/RadonDB/radondb-clickhouse-operator/blob/master/docs/chi-examples/05-settings-05-files-nested.yaml
# nullable: true
x-kubernetes-preserve-unknown-fields: true
clusters:
type: array
description: |
describes ClickHouse clusters layout and allows change settings on cluster-level, shard-level and replica-level
every cluster is a set of StatefulSet, one StatefulSet contains only one Pod with `clickhouse-server`
all Pods will rendered in <remote_server> part of ClickHouse configs, mounted from ConfigMap as `/etc/clickhouse-server/config.d/chop-generated-remote_servers.xml`
Clusters will use for Distributed table engine, more details: https://clickhouse.tech/docs/en/engines/table-engines/special/distributed/
If `cluster` contains zookeeper settings (could be inherited from top `chi` level), when you can create *ReplicatedMergeTree tables
# nullable: true
items:
type: object
#required:
# - name
properties:
name:
type: string
description: "cluster name, used to identify set of ClickHouse servers and wide used during generate names of related Kubernetes resources"
minLength: 1
# See namePartClusterMaxLen const
maxLength: 15
pattern: "^[a-zA-Z0-9-]{0,15}$"
zookeeper:
type: object
description: |
optional, allows configure <yandex><zookeeper>..</zookeeper></yandex> section in each `Pod` only in current ClickHouse cluster, during generate `ConfigMap` which will mounted in `/etc/clickhouse-server/config.d/`
override top-level `chi.spec.configuration.zookeeper` settings
# nullable: true
properties:
nodes:
type: array
description: "describe every available zookeeper cluster node for interaction"
# nullable: true
items:
type: object
#required:
# - host
properties:
host:
type: string
description: "dns name or ip address for Zookeeper node"
port:
type: integer
description: "TCP port which used to connect to Zookeeper node"
minimum: 0
maximum: 65535
session_timeout_ms:
type: integer
description: "session timeout during connect to Zookeeper"
operation_timeout_ms:
type: integer
description: "one operation timeout during Zookeeper transactions"
root:
type: string
description: "optional root znode path inside zookeeper to store ClickHouse related data (replication queue or distributed DDL)"
identity:
type: string
description: "optional access credentials string with `user:password` format used when use digest authorization in Zookeeper"
install:
type: boolean
description: "Choose whether to create zookeeper dependencies by operator"
image:
type: string
description: "zookeeper image, default `radondb/zookeeper:3.6.1`"
imagePullPolicy:
type: string
enum:
- Always
- IfNotPresent
- Never
description: "zookeeper image pull policy, default `IfNotPresent`"
replica:
type: integer
minimum: 0
maximum: 9
description: "zookeeper cluster replica count, between 1~9, default `1`"
port:
type: integer
minimum: 0
maximum: 65535
description: "zookeeper server port, default `2181`"
settings:
type: object
description: |
optional, allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in each `Pod` only in one cluster during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/`
override top-level `chi.spec.configuration.settings`
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
# nullable: true
x-kubernetes-preserve-unknown-fields: true
files:
type: object
description: |
optional, allows define content of any setting file inside each `Pod` on current cluster during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
override top-level `chi.spec.configuration.files`
# nullable: true
x-kubernetes-preserve-unknown-fields: true
templates:
type: object
description: |
optional, configuration of the templates names which will use for generate Kubernetes resources according to selected cluster
override top-level `chi.spec.configuration.templates`
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure each `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod` only for one cluster"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one cluster"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one cluster"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one cluster"
serviceTemplate:
type: string
description: "optional, fully ignores for cluster-level"
clusterServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each clickhouse cluster described in `chi.spec.configuration.clusters` only for one cluster"
shardServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one cluster"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside each clickhouse cluster described in `chi.spec.configuration.clusters` only for one cluster"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
layout:
type: object
description: |
describe current cluster layout, how much shards in cluster, how much replica in shard
allows override settings on each shard and replica separatelly
# nullable: true
properties:
type:
type: string
description: "DEPRECATED - to be removed soon"
shardsCount:
type: integer
description: "how much shards for current ClickHouse cluster will run in Kubernetes, each shard contains shared-nothing part of data and contains set of replicas, cluster contains 1 shard by default"
replicasCount:
type: integer
description: "how much replicas in each shards for current ClickHouse cluster will run in Kubernetes, each replica is a separate `StatefulSet` which contains only one `Pod` with `clickhouse-server` instance, every shard contains 1 replica by default"
shards:
type: array
description: "optional, allows override top-level `chi.spec.configuration`, cluster-level `chi.spec.configuration.clusters` settings for each shard separately, use it only if you fully understand what you do"
# nullable: true
items:
type: object
properties:
name:
type: string
description: "optional, by default shard name is generated, but you can override it and setup custom name"
minLength: 1
# See namePartShardMaxLen const
maxLength: 15
pattern: "^[a-zA-Z0-9-]{0,15}$"
definitionType:
type: string
description: "DEPRECATED - to be removed soon"
weight:
type: integer
description: |
optional, 1 by default, allows setup shard <weight> setting which will use during insert into tables with `Distributed` engine,
will apply in <remote_servers> inside ConfigMap which will mount in /etc/clickhouse-server/config.d/chop-generated-remote_servers.xml
More details: https://clickhouse.tech/docs/en/engines/table-engines/special/distributed/
# Need to be StringBool
internalReplication:
type: string
description: |
optional, `true` by default when `chi.spec.configuration.clusters[].layout.ReplicaCount` > 1 and 0 otherwise
allows setup <internal_replication> setting which will use during insert into tables with `Distributed` engine for insert only in one live replica and other replicas will download inserted data during replication,
will apply in <remote_servers> inside ConfigMap which will mount in /etc/clickhouse-server/config.d/chop-generated-remote_servers.xml
More details: https://clickhouse.tech/docs/en/engines/table-engines/special/distributed/
enum:
# List StringBoolXXX constants from model
- ""
- "0"
- "1"
- "False"
- "false"
- "True"
- "true"
- "No"
- "no"
- "Yes"
- "yes"
- "Off"
- "off"
- "On"
- "on"
- "Disable"
- "disable"
- "Enable"
- "enable"
- "Disabled"
- "disabled"
- "Enabled"
- "enabled"
settings:
type: object
# nullable: true
description: |
optional, allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in each `Pod` only in one shard during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/`
override top-level `chi.spec.configuration.settings` and cluster-level `chi.spec.configuration.clusters.settings`
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
x-kubernetes-preserve-unknown-fields: true
files:
type: object
# nullable: true
description: |
optional, allows define content of any setting file inside each `Pod` only in one shard during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
override top-level `chi.spec.configuration.files` and cluster-level `chi.spec.configuration.clusters.files`
x-kubernetes-preserve-unknown-fields: true
templates:
type: object
description: |
optional, configuration of the templates names which will use for generate Kubernetes resources according to selected shard
override top-level `chi.spec.configuration.templates` and cluster-level `chi.spec.configuration.clusters.templates`
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure each `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod` only for one shard"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
serviceTemplate:
type: string
description: "optional, fully ignores for shard-level"
clusterServiceTemplate:
type: string
description: "optional, fully ignores for shard-level"
shardServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one shard"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one shard"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
replicasCount:
type: integer
description: |
optional, how much replicas in selected shard for selected ClickHouse cluster will run in Kubernetes, each replica is a separate `StatefulSet` which contains only one `Pod` with `clickhouse-server` instance,
shard contains 1 replica by default
override cluster-level `chi.spec.configuration.clusters.layout.replicasCount`
minimum: 1
replicas:
type: array
description: |
optional, allows override behavior for selected replicas from cluster-level `chi.spec.configuration.clusters` and shard-level `chi.spec.configuration.clusters.layout.shards`
# nullable: true
items:
# Host
type: object
properties:
name:
type: string
description: "optional, by default replica name is generated, but you can override it and setup custom name"
minLength: 1
# See namePartReplicaMaxLen const
maxLength: 15
pattern: "^[a-zA-Z0-9-]{0,15}$"
tcpPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `tcp` for selected replica, override `chi.spec.templates.hostTemplates.spec.tcpPort`
allows connect to `clickhouse-server` via TCP Native protocol via kubernetes `Service`
minimum: 1
maximum: 65535
httpPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `http` for selected replica, override `chi.spec.templates.hostTemplates.spec.httpPort`
allows connect to `clickhouse-server` via HTTP protocol via kubernetes `Service`
minimum: 1
maximum: 65535
interserverHTTPPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `interserver` for selected replica, override `chi.spec.templates.hostTemplates.spec.interserverHTTPPort`
allows connect between replicas inside same shard during fetch replicated data parts HTTP protocol
minimum: 1
maximum: 65535
settings:
type: object
# nullable: true
description: |
optional, allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in `Pod` only in one replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/conf.d/`
override top-level `chi.spec.configuration.settings`, cluster-level `chi.spec.configuration.clusters.settings` and shard-level `chi.spec.configuration.clusters.layout.shards.settings`
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
x-kubernetes-preserve-unknown-fields: true
files:
type: object
# nullable: true
description: |
optional, allows define content of any setting file inside `Pod` only in one replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
override top-level `chi.spec.configuration.files`, cluster-level `chi.spec.configuration.clusters.files` and shard-level `chi.spec.configuration.clusters.layout.shards.files`
x-kubernetes-preserve-unknown-fields: true
templates:
type: object
description: |
optional, configuration of the templates names which will use for generate Kubernetes resources according to selected replica
override top-level `chi.spec.configuration.templates`, cluster-level `chi.spec.configuration.clusters.templates` and shard-level `chi.spec.configuration.clusters.layout.shards.templates`
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod` only for one replica"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one replica"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
serviceTemplate:
type: string
description: "optional, fully ignores for replica-level"
clusterServiceTemplate:
type: string
description: "optional, fully ignores for replica-level"
shardServiceTemplate:
type: string
description: "optional, fully ignores for replica-level"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one replica"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
replicas:
type: array
description: "optional, allows override top-level `chi.spec.configuration` and cluster-level `chi.spec.configuration.clusters` configuration for each replica and each shard relates to selected replica, use it only if you fully understand what you do"
# nullable: true
items:
type: object
properties:
name:
type: string
description: "optional, by default replica name is generated, but you can override it and setup custom name"
minLength: 1
# See namePartShardMaxLen const
maxLength: 15
pattern: "^[a-zA-Z0-9-]{0,15}$"
settings:
type: object
description: |
optional, allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in `Pod` only in one replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/conf.d/`
override top-level `chi.spec.configuration.settings`, cluster-level `chi.spec.configuration.clusters.settings` and will ignore if shard-level `chi.spec.configuration.clusters.layout.shards` present
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
# nullable: true
x-kubernetes-preserve-unknown-fields: true
files:
type: object
# nullable: true
description: |
optional, allows define content of any setting file inside each `Pod` only in one replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
override top-level `chi.spec.configuration.files` and cluster-level `chi.spec.configuration.clusters.files`, will ignore if `chi.spec.configuration.clusters.layout.shards` presents
x-kubernetes-preserve-unknown-fields: true
templates:
type: object
description: |
optional, configuration of the templates names which will use for generate Kubernetes resources according to selected replica
override top-level `chi.spec.configuration.templates`, cluster-level `chi.spec.configuration.clusters.templates`
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod` only for one replica"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one replica"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
serviceTemplate:
type: string
description: "optional, fully ignores for replica-level"
clusterServiceTemplate:
type: string
description: "optional, fully ignores for replica-level"
shardServiceTemplate:
type: string
description: "optional, fully ignores for replica-level"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one replica"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
shardsCount:
type: integer
description: "optional, count of shards related to current replica, you can override each shard behavior on low-level `chi.spec.configuration.clusters.layout.replicas.shards`"
minimum: 1
shards:
type: array
description: "optional, list of shards related to current replica, will ignore if `chi.spec.configuration.clusters.layout.shards` presents"
# nullable: true
items:
# Host
type: object
properties:
name:
type: string
description: "optional, by default shard name is generated, but you can override it and setup custom name"
minLength: 1
# See namePartReplicaMaxLen const
maxLength: 15
pattern: "^[a-zA-Z0-9-]{0,15}$"
tcpPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `tcp` for selected shard, override `chi.spec.templates.hostTemplates.spec.tcpPort`
allows connect to `clickhouse-server` via TCP Native protocol via kubernetes `Service`
minimum: 1
maximum: 65535
httpPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `http` for selected shard, override `chi.spec.templates.hostTemplates.spec.httpPort`
allows connect to `clickhouse-server` via HTTP protocol via kubernetes `Service`
minimum: 1
maximum: 65535
interserverHTTPPort:
type: integer
description: |
optional, setup `Pod.spec.containers.ports` with name `interserver` for selected shard, override `chi.spec.templates.hostTemplates.spec.interserverHTTPPort`
allows connect between replicas inside same shard during fetch replicated data parts HTTP protocol
minimum: 1
maximum: 65535
settings:
type: object
description: |
optional, allows configure `clickhouse-server` settings inside <yandex>...</yandex> tag in `Pod` only in one shard related to current replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/conf.d/`
override top-level `chi.spec.configuration.settings`, cluster-level `chi.spec.configuration.clusters.settings` and replica-level `chi.spec.configuration.clusters.layout.replicas.settings`
More details: https://clickhouse.tech/docs/en/operations/settings/settings/
# nullable: true
x-kubernetes-preserve-unknown-fields: true
files:
type: object
description: |
optional, allows define content of any setting file inside each `Pod` only in one shard related to current replica during generate `ConfigMap` which will mount in `/etc/clickhouse-server/config.d/` or `/etc/clickhouse-server/conf.d/` or `/etc/clickhouse-server/users.d/`
override top-level `chi.spec.configuration.files` and cluster-level `chi.spec.configuration.clusters.files`, will ignore if `chi.spec.configuration.clusters.layout.shards` presents
# nullable: true
x-kubernetes-preserve-unknown-fields: true
templates:
type: object
description: |
optional, configuration of the templates names which will use for generate Kubernetes resources according to selected replica
override top-level `chi.spec.configuration.templates`, cluster-level `chi.spec.configuration.clusters.templates`, replica-level `chi.spec.configuration.clusters.layout.replicas.templates`
# nullable: true
properties:
hostTemplate:
type: string
description: "optional, template name from chi.spec.templates.hostTemplates, which will apply to configure each `clickhouse-server` instance during render ConfigMap resources which will mount into `Pod` only for one shard"
podTemplate:
type: string
description: "optional, template name from chi.spec.templates.podTemplates, allows customization each `Pod` resource during render and reconcile each StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
dataVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse data directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
logVolumeClaimTemplate:
type: string
description: "optional, template name from chi.spec.templates.volumeClaimTemplates, allows customization each `PVC` which will mount for clickhouse log directory in each `Pod` during render and reconcile every StatefulSet.spec resource described in `chi.spec.configuration.clusters` only for one shard"
serviceTemplate:
type: string
description: "optional, fully ignores for shard-level"
clusterServiceTemplate:
type: string
description: "optional, fully ignores for shard-level"
shardServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one shard"
replicaServiceTemplate:
type: string
description: "optional, template name from chi.spec.templates.serviceTemplates, allows customization for each `Service` resource which will created by `clickhouse-operator` which cover each replica inside each shard inside clickhouse cluster described in `chi.spec.configuration.clusters` only for one shard"
volumeClaimTemplate:
type: string
description: "DEPRECATED! VolumeClaimTemplate is deprecated in favor of DataVolumeClaimTemplate and LogVolumeClaimTemplate"
templates:
type: object
description: "allows define templates which will use for render Kubernetes resources like StatefulSet, ConfigMap, Service, PVC, by default, clickhouse-operator have own templates, but you can override it"
# nullable: true
properties:
hostTemplates:
type: array
description: "hostTemplate will use during apply to generate `clickhose-server` config files"
# nullable: true
items:
type: object
#required:
# - name
properties:
name:
description: "template name, could use to link inside top-level `chi.spec.defaults.templates.hostTemplate`, cluster-level `chi.spec.configuration.clusters.templates.hostTemplate`, shard-level `chi.spec.configuration.clusters.layout.shards.temlates.hostTemplate`, replica-level `chi.spec.configuration.clusters.layout.replicas.templates.hostTemplate`"
type: string
portDistribution:
type: array
description: "define how will distribute numeric values of named ports in `Pod.spec.containers.ports` and clickhouse-server configs"
# nullable: true
items:
type: object
#required:
# - type
properties:
type:
type: string
description: "type of distribution, when `Unspecified` (default value) then all listen ports on clickhouse-server configuration in all Pods will have the same value, when `ClusterScopeIndex` then ports will increment to offset from base value depends on shard and replica index inside cluster with combination of `chi.spec.templates.podTemlates.spec.HostNetwork` it allows setup ClickHouse cluster inside Kubernetes and provide access via external network bypass Kubernetes internal network"
enum:
# List PortDistributionXXX constants
- ""
- "Unspecified"
- "ClusterScopeIndex"
spec:
# Host
type: object
properties:
name: