values.yaml

## Global Docker image parameters
## Please, note that this will override the image parameters, including dependencies, configured to use the global value
## Current available global Docker image parameters: imageRegistry and imagePullSecrets
##
# global:
#   imageRegistry: myRegistryName
#   imagePullSecrets:
#     - myRegistryKeySecretName
#   storageClass: myStorageClass

## Use an alternate scheduler, e.g. "stork".
## ref: https://kubernetes.io/docs/tasks/administer-cluster/configure-multiple-schedulers/
##
# schedulerName:

## Bitnami MariaDB image
## ref: https://hub.docker.com/r/bitnami/mariadb/tags/
##
image:
  registry: docker.io
  repository: bitnami/mariadb
  tag: 10.3.22-debian-10-r27
  ## Specify a imagePullPolicy
  ## Defaults to 'Always' if image tag is 'latest', else set to 'IfNotPresent'
  ## ref: http://kubernetes.io/docs/user-guide/images/#pre-pulling-images
  ##
  pullPolicy: IfNotPresent
  ## Optionally specify an array of imagePullSecrets.
  ## Secrets must be manually created in the namespace.
  ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
  ##
  # pullSecrets:
  #   - myRegistryKeySecretName

  ## Set to true if you would like to see extra information on logs
  ## It turns BASH and NAMI debugging in minideb
  ## ref:  https://github.com/bitnami/minideb-extras/#turn-on-bash-debugging
  debug: false

## String to partially override mariadb.fullname template (will maintain the release name)
##
# nameOverride:

## String to fully override mariadb.fullname template
##
# fullnameOverride:

## Init containers parameters:
## volumePermissions: Change the owner and group of the persistent volume mountpoint to runAsUser:fsGroup values from the securityContext section.
##
volumePermissions:
  enabled: false
  image:
    registry: docker.io
    repository: bitnami/minideb
    tag: buster
    pullPolicy: Always
    ## Optionally specify an array of imagePullSecrets.
    ## Secrets must be manually created in the namespace.
    ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
    ##
    # pullSecrets:
    #   - myRegistryKeySecretName
  resources: {}

service:
  ## Kubernetes service type, ClusterIP and NodePort are supported at present
  type: ClusterIP
  # clusterIp:
  #   master: xx.xx.xx.xx
  #   slave: xx.xx.xx.xx
  port: 3306
  ## Specify the nodePort value for the LoadBalancer and NodePort service types.
  ## ref: https://kubernetes.io/docs/concepts/services-networking/service/#type-nodeport
  ##
  # nodePort:
  #   master: 30001
  #   slave: 30002

## Pods Service Account
## ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/
serviceAccount:
  ## Specifies whether a ServiceAccount should be created
  ##
  create: false
  ## The name of the ServiceAccount to use.
  ## If not set and create is true, a name is generated using the mariadb.fullname template
  # name:

## Role Based Access
## Ref: https://kubernetes.io/docs/admin/authorization/rbac/
##
rbac:
  create: false

## Pod Security Context
## ref: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/
##
securityContext:
  enabled: true
  fsGroup: 1001
  runAsUser: 1001

## Use existing secret (ignores root, db and replication passwords)
##
# existingSecret:

## MariaDB admin credentials
##
rootUser:
  ## MariaDB admin password
  ## ref: https://github.com/bitnami/bitnami-docker-mariadb#setting-the-root-password-on-first-run
  ##
  password: ""
  ## Option to force users to specify a password. That is required for 'helm upgrade' to work properly.
  ## If it is not force, a random password will be generated.
  ##
  forcePassword: false
  ## Mount admin password as a file instead of using an environment variable
  ##
  injectSecretsAsVolume: false

## Custom user/db credentials
##
db:
  ## MariaDB username and password
  ## ref: https://github.com/bitnami/bitnami-docker-mariadb#creating-a-database-user-on-first-run
  ##
  user: ""
  password: ""
  ## Database to create
  ## ref: https://github.com/bitnami/bitnami-docker-mariadb#creating-a-database-on-first-run
  ##
  name: my_database
  ## Option to force users to specify a password. That is required for 'helm upgrade' to work properly.
  ## If it is not force, a random password will be generated.
  ##
  forcePassword: false
  ## Mount user password as a file instead of using an environment variable
  ##
  injectSecretsAsVolume: false

## Replication configuration
##
replication:
  ## Enable replication. This enables the creation of replicas of MariaDB. If false, only a
  ## master deployment would be created
  ##
  enabled: true
  ## MariaDB replication user
  ## ref: https://github.com/bitnami/bitnami-docker-mariadb#setting-up-a-replication-cluster
  ##
  user: replicator
  ## MariaDB replication user password
  ## ref: https://github.com/bitnami/bitnami-docker-mariadb#setting-up-a-replication-cluster
  ##
  password: ""
  ## Option to force users to specify a password. That is required for 'helm upgrade' to work properly.
  ## If it is not force, a random password will be generated.
  ##
  forcePassword: false
  ## Mount replication user password as a file instead of using an environment variable
  ##
  injectSecretsAsVolume: false

## initdb scripts
## Specify dictionary of scripts to be run at first boot
## Alternatively, you can put your scripts under the files/docker-entrypoint-initdb.d directory
##
# initdbScripts:
#   my_init_script.sh: |
#      #!/bin/sh
#      echo "Do something."
#
## ConfigMap with scripts to be run at first boot
## Note: This will override initdbScripts
# initdbScriptsConfigMap:

master:
  ## Mariadb Master additional pod annotations
  ## ref: https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
  # annotations:
  #   key: value
  #   another-key: another-value

  ## MariaDB additional command line flags
  ## Can be used to specify command line flags, for example:
  ##
  ## extraFlags: "--max-connect-errors=1000 --max_connections=155"

  ## Affinity for pod assignment
  ## Ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#affinity-and-anti-affinity
  ##
  affinity: {}

  ## Kept for backwards compatibility. You can now disable it by removing it.
  ## if you wish to set it through master.affinity.podAntiAffinity instead.
  ##
  antiAffinity: soft

  ## Node labels for pod assignment
  ## Ref: https://kubernetes.io/docs/user-guide/node-selection/
  ##
  nodeSelector: {}

  ## Tolerations for pod assignment
  ## Ref: https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
  ##
  tolerations: []

  ## updateStrategy for MariaDB Master StatefulSet
  ## ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#update-strategies
  updateStrategy:
    type: RollingUpdate

  ## Enable persistence using Persistent Volume Claims
  ## ref: http://kubernetes.io/docs/user-guide/persistent-volumes/
  ##
  persistence:
    ## If true, use a Persistent Volume Claim, If false, use emptyDir
    ##
    enabled: true
    # Enable persistence using an existing PVC
    # existingClaim:
    # Subdirectory of the volume to mount
    # subPath:
    mountPath: /bitnami/mariadb
    ## Persistent Volume Storage Class
    ## If defined, storageClassName: <storageClass>
    ## If set to "-", storageClassName: "", which disables dynamic provisioning
    ## If undefined (the default) or set to null, no storageClassName spec is
    ##   set, choosing the default provisioner.  (gp2 on AWS, standard on
    ##   GKE, AWS & OpenStack)
    ##
    # storageClass: "-"
    ## Persistent Volume Claim annotations
    ##
    annotations: {}
    ## Persistent Volume Access Mode
    ##
    accessModes:
    - ReadWriteOnce
    ## Persistent Volume size
    ##
    size: 8Gi

  extraInitContainers: |
  # - name: do-something
  #   image: busybox
  #   command: ['do', 'something']

  ## An array to add extra environment variables
  ## For example:
  ## extraEnvVars:
  ##  - name: TZ
  ##    value: "Europe/Paris"
  ##
  # extraEnvVars:

  ## Configure MySQL with a custom my.cnf file
  ## ref: https://mysql.com/kb/en/mysql/configuring-mysql-with-mycnf/#example-of-configuration-file
  ##
  config: |-
    [mysqld]
    skip-name-resolve
    explicit_defaults_for_timestamp
    basedir=/opt/bitnami/mariadb
    plugin_dir=/opt/bitnami/mariadb/plugin
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    tmpdir=/opt/bitnami/mariadb/tmp
    max_allowed_packet=16M
    bind-address=0.0.0.0
    pid-file=/opt/bitnami/mariadb/tmp/mysqld.pid
    log-error=/opt/bitnami/mariadb/logs/mysqld.log
    character-set-server=UTF8
    collation-server=utf8_general_ci

    [client]
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    default-character-set=UTF8
    plugin_dir=/opt/bitnami/mariadb/plugin

    [manager]
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    pid-file=/opt/bitnami/mariadb/tmp/mysqld.pid

  ## Configure master resource requests and limits
  ## ref: http://kubernetes.io/docs/user-guide/compute-resources/
  ##
  resources: {}
  livenessProbe:
    enabled: true
    ##
    ## Initializing the database could take some time
    initialDelaySeconds: 120
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3
  readinessProbe:
    enabled: true
    initialDelaySeconds: 30
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3

  podDisruptionBudget:
    enabled: false
    minAvailable: 1
    # maxUnavailable: 1

  ## Allow customization of the service resource
  ##
  service:
    ## Add custom annotations to the service
    ##
    annotations: {}
      # external-dns.alpha.kubernetes.io/hostname: db.example.com

slave:
  replicas: 1

  ## Mariadb Slave additional pod annotations
  ## ref: https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
  # annotations:
  #   key: value
  #   another-key: another-value

  ## MariaDB additional command line flags
  ## Can be used to specify command line flags, for example:
  ##
  ## extraFlags: "--max-connect-errors=1000 --max_connections=155"

  ## Affinity for pod assignment
  ## Ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#affinity-and-anti-affinity
  ##
  affinity: {}

  ## Kept for backwards compatibility. You can now disable it by removing it.
  ## if you wish to set it through slave.affinity.podAntiAffinity instead.
  ##
  antiAffinity: soft

  ## Node labels for pod assignment
  ## Ref: https://kubernetes.io/docs/user-guide/node-selection/
  ##
  nodeSelector: {}

  ## Tolerations for pod assignment
  ## Ref: https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
  ##
  tolerations: []

  ## updateStrategy for MariaDB Slave StatefulSet
  ## ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#update-strategies
  updateStrategy:
    type: RollingUpdate

  persistence:
    ## If true, use a Persistent Volume Claim, If false, use emptyDir
    ##
    enabled: true
    # storageClass: "-"
    annotations:
    accessModes:
    - ReadWriteOnce
    ## Persistent Volume size
    ##
    size: 8Gi

  extraInitContainers: |
  # - name: do-something
  #   image: busybox
  #   command: ['do', 'something']

  ## An array to add extra environment variables
  ## For example:
  ## extraEnvVars:
  ##  - name: TZ
  ##    value: "Europe/Paris"
  ##
  # extraEnvVars:

  ## Configure MySQL slave with a custom my.cnf file
  ## ref: https://mysql.com/kb/en/mysql/configuring-mysql-with-mycnf/#example-of-configuration-file
  ##
  config: |-
    [mysqld]
    skip-name-resolve
    explicit_defaults_for_timestamp
    basedir=/opt/bitnami/mariadb
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    tmpdir=/opt/bitnami/mariadb/tmp
    max_allowed_packet=16M
    bind-address=0.0.0.0
    pid-file=/opt/bitnami/mariadb/tmp/mysqld.pid
    log-error=/opt/bitnami/mariadb/logs/mysqld.log
    character-set-server=UTF8
    collation-server=utf8_general_ci

    [client]
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    default-character-set=UTF8

    [manager]
    port=3306
    socket=/opt/bitnami/mariadb/tmp/mysql.sock
    pid-file=/opt/bitnami/mariadb/tmp/mysqld.pid

  ##
  ## Configure slave resource requests and limits
  ## ref: http://kubernetes.io/docs/user-guide/compute-resources/
  ##
  resources: {}
  livenessProbe:
    enabled: true
    ##
    ## Initializing the database could take some time
    initialDelaySeconds: 120
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3
  readinessProbe:
    enabled: true
    initialDelaySeconds: 45
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3

  podDisruptionBudget:
    enabled: false
    minAvailable: 1
    # maxUnavailable: 1

  ## Allow customization of the service resource
  ##
  service:
    ## Add custom annotations to the service
    ##
    annotations: {}
      # external-dns.alpha.kubernetes.io/hostname: rodb.example.com

metrics:
  enabled: false
  image:
    registry: docker.io
    repository: bitnami/mysqld-exporter
    tag: 0.12.1-debian-10-r27
    pullPolicy: IfNotPresent
    ## Optionally specify an array of imagePullSecrets.
    ## Secrets must be manually created in the namespace.
    ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
    ##
    # pullSecrets:
    #   - myRegistryKeySecretName
  resources: {}
  annotations:
    prometheus.io/scrape: "true"
    prometheus.io/port: "9104"

  ## Extra args to be passed to mysqld_exporter
  ## ref: https://github.com/prometheus/mysqld_exporter/
  ##
  extraArgs:
    master: []
    slave: []
      # - --collect.auto_increment.columns
      # - --collect.binlog_size
      # - --collect.engine_innodb_status
      # - --collect.engine_tokudb_status
      # - --collect.global_status
      # - --collect.global_variables
      # - --collect.info_schema.clientstats
      # - --collect.info_schema.innodb_metrics
      # - --collect.info_schema.innodb_tablespaces
      # - --collect.info_schema.innodb_cmp
      # - --collect.info_schema.innodb_cmpmem
      # - --collect.info_schema.processlist
      # - --collect.info_schema.processlist.min_time
      # - --collect.info_schema.query_response_time
      # - --collect.info_schema.tables
      # - --collect.info_schema.tables.databases
      # - --collect.info_schema.tablestats
      # - --collect.info_schema.userstats
      # - --collect.perf_schema.eventsstatements
      # - --collect.perf_schema.eventsstatements.digest_text_limit
      # - --collect.perf_schema.eventsstatements.limit
      # - --collect.perf_schema.eventsstatements.timelimit
      # - --collect.perf_schema.eventswaits
      # - --collect.perf_schema.file_events
      # - --collect.perf_schema.file_instances
      # - --collect.perf_schema.indexiowaits
      # - --collect.perf_schema.tableiowaits
      # - --collect.perf_schema.tablelocks
      # - --collect.perf_schema.replication_group_member_stats
      # - --collect.slave_status
      # - --collect.slave_hosts
      # - --collect.heartbeat
      # - --collect.heartbeat.database
      # - --collect.heartbeat.table

  livenessProbe:
    enabled: true
    ##
    ## Initializing the database could take some time
    initialDelaySeconds: 120
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3
  readinessProbe:
    enabled: true
    initialDelaySeconds: 30
    ##
    ## Default Kubernetes values
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3

  # Enable this if you're using https://github.com/coreos/prometheus-operator
  serviceMonitor:
    enabled: false
    ## Specify a namespace if needed
    # namespace: monitoring
    # fallback to the prometheus default unless specified
    # interval: 10s
    # scrapeTimeout: 10s
    ## Defaults to what's used if you follow CoreOS [Prometheus Install Instructions](https://github.com/helm/charts/tree/master/stable/prometheus-operator#tldr)
    ## [Prometheus Selector Label](https://github.com/helm/charts/tree/master/stable/prometheus-operator#prometheus-operator-1)
    ## [Kube Prometheus Selector Label](https://github.com/helm/charts/tree/master/stable/prometheus-operator#exporters)
    selector:
      prometheus: kube-prometheus

## Bats Framework (= Bash Automated Testing System) is needed to test if MariaDB is accessible
## See test-runner.yaml and tests.yaml for details.
## To run the tests after the deployment, enter "helm test <release-name>".
tests:
  enabled: true
  # resources: {}
  testFramework:
    image:
      registry: docker.io
      repository: dduportal/bats
      tag: 0.4.0
    # resources: {}