# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Default values for mariadb.
# This is a YAML-formatted file.
# Declare name/value pairs to be passed into your templates.
# name: value

---
release_group: null

images:
  tags:
    agent: ghcr.io/mariadb-operator/agent:v0.0.3
    initContainer: ghcr.io/mariadb-operator/init:v0.0.6
    mariadb: docker.io/library/mariadb:10.6.14-focal
    prometheus_mysql_exporter: docker.io/prom/mysqld-exporter:v0.12.1
    prometheus_mysql_exporter_helm_tests: docker.io/openstackhelm/heat:wallaby-ubuntu_focal
    dep_check: quay.io/airshipit/kubernetes-entrypoint:latest-ubuntu_focal
    image_repo_sync: docker.io/library/docker:17.07.0
    scripted_test: docker.io/library/mariadb:10.6.14-focal
    mariadb_cluster_refresh_statefulset: quay.io/airshipit/porthole-mysqlclient-utility:latest-ubuntu_focal
  pull_policy: "IfNotPresent"
  local_registry:
    active: false
    exclude:
      - dep_check
      - image_repo_sync

labels:
  server:
    node_selector_key: openstack-control-plane
    node_selector_value: enabled
  job:
    node_selector_key: openstack-control-plane
    node_selector_value: enabled
  test:
    node_selector_key: openstack-control-plane
    node_selector_value: enabled

pod:
  probes:
    server:
      mariadb:
        readiness:
          enabled: true
          params:
            initialDelaySeconds: 30
            periodSeconds: 30
            timeoutSeconds: 15
        liveness:
          enabled: true
          params:
            initialDelaySeconds: 120
            periodSeconds: 30
            timeoutSeconds: 15
  security_context:
    server:
      pod:
        runAsUser: 0
      container:
        init-0:
          runAsUser: 0
          readOnlyRootFilesystem: true
        init:
          runAsUser: 0
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: false
        agent:
          runAsUser: 0
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: false
        mariadb:
          runAsUser: 0
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: false
    mariadb_cluster_refresh_statefulset:
      pod:
        runAsUser: 0
      container:
        main:
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: true
    tests:
      pod:
        runAsUser: 999
      container:
        test:
          runAsUser: 999
          readOnlyRootFilesystem: true
  affinity:
    anti:
      type:
        default: preferredDuringSchedulingIgnoredDuringExecution
      topologyKey:
        default: kubernetes.io/hostname
      weight:
        default: 10
  tolerations:
    mariadb:
      enabled: false
      tolerations:
      - key: node-role.kubernetes.io/master
        operator: Exists
        effect: NoSchedule
      - key: node-role.kubernetes.io/control-plane
        operator: Exists
        effect: NoSchedule
  replicas:
    server: 3
    prometheus_mysql_exporter: 1
  lifecycle:
    upgrades:
      deployments:
        revision_history: 3
        pod_replacement_strategy: RollingUpdate
        rolling_update:
          max_unavailable: 1
          max_surge: 3
    termination_grace_period:
      prometheus_mysql_exporter:
        timeout: 30
    disruption_budget:
      mariadb:
        min_available: 0
  resources:
    enabled: false
    server:
      requests:
        memory: "128Mi"
        cpu: "100m"
      limits:
        memory: "1024Mi"
        cpu: "2000m"
    jobs:
      tests:
        limits:
          memory: "1024Mi"
          cpu: "2000m"
        requests:
          memory: "128Mi"
          cpu: "100m"
      mariadb_cluster_refresh_statefulset:
        limits:
          memory: "1024Mi"
          cpu: "2000m"
        requests:
          memory: "128Mi"
          cpu: "100m"
      image_repo_sync:
        requests:
          memory: "128Mi"
          cpu: "100m"
        limits:
          memory: "1024Mi"
          cpu: "2000m"

dependencies:
  dynamic:
    common:
      local_image_registry:
        jobs:
          - mariadb-server-image-repo-sync
        services:
          - endpoint: node
            service: local_image_registry
  static:
    image_repo_sync:
      services:
        - endpoint: internal
          service: local_image_registry
    tests:
      services:
        - endpoint: internal
          service: oslo_db

volume:
  enabled: true
  class_name: general
  size: 5Gi
  backup:
    enabled: true
    class_name: general
    size: 5Gi
  galera:
    enabled: true
    class_name: general
    size: 300Mi

jobs:
  mariadb_cluster_refresh_statefulset:
    backoffLimit: 87600
    activeDeadlineSeconds: 3600

conf:
  galera:
    enabled: true
    primary:
      podIndex: 0
      automaticFailover: true
    sst: mariabackup
    replicaThreads: 1
    agent:
      port: 5555
      kubernetesAuth:
        enabled: true
      gracefulShutdownTimeout: 5s
    recovery:
      enabled: true
      clusterHealthyTimeout: 3m
      clusterBootstrapTimeout: 10m
      podRecoveryTimeout: 5m
      podSyncTimeout: 5m
  tests:
    # This may either be:
    # * internal: which will hit the endpoint exposed by the ingress controller
    # * direct: which will hit the backends directly via a k8s service ip
    # Note, deadlocks and failure are to be expected with concurrency if
    # hitting the `direct` endpoint.
    endpoint: internal
    # This is a list of tuning params passed to mysqlslap:
    params:
      - --auto-generate-sql
      - --concurrency=100
      - --number-of-queries=1000
      - --number-char-cols=1
      - --number-int-cols=1
  mariadb_server:
    setup_wait:
      iteration: 30
      duration: 5
  database:
    auto_upgrade:
      enabled: true
      disable_upgrade_backup: false
    mysql_histfile: "/dev/null"
    init_script: |
      #!/usr/bin/env bash

      {{/*
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
      You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

      Unless required by applicable law or agreed to in writing, software
      distributed under the License is distributed on an "AS IS" BASIS,
      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      See the License for the specific language governing permissions and
      limitations under the License.
      */}}

      set -x

      chown -R "mysql:mysql" /var/lib/mysql;
      chmod 771 /var/lib/mysql;
    galera: |
      [mariadb]
      bind-address=0.0.0.0
      default_storage_engine=InnoDB
      binlog_format=row
      innodb_autoinc_lock_mode=2
      max_allowed_packet=256M
      ########################
      #
      ########################
      ignore-db-dirs=lost+found

      # Charset
      character_set_server=utf8
      collation_server=utf8_general_ci
      skip-character-set-client-handshake

      # Logging
      slow_query_log=off
      slow_query_log_file=/var/log/mysql/mariadb-slow.log
      log_warnings=2

      # General logging has huge performance penalty therefore is disabled by default
      general_log=off
      general_log_file=/var/log/mysql/mariadb-error.log

      long_query_time=3
      log_queries_not_using_indexes=on

      # Networking
      bind_address=0.0.0.0
      port={{ tuple "oslo_db" "direct" "mysql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}

      # When a client connects, the server will perform hostname resolution,
      # and when DNS is slow, establishing the connection will become slow as well.
      # It is therefore recommended to start the server with skip-name-resolve to
      # disable all DNS lookups. The only limitation is that the GRANT statements
      # must then use IP addresses only.
      skip_name_resolve

      # Tuning
      user=mysql
      max_allowed_packet=256M
      open_files_limit=10240
      max_connections=8192
      max-connect-errors=1000000

      # General security settings
      # Reference: https://dev.mysql.com/doc/mysql-security-excerpt/8.0/en/general-security-issues.html
      # secure_file_priv is set to '/home' because it is read-only, which will
      # disable this feature completely.
      secure_file_priv=/home
      local_infile=0
      symbolic_links=0
      sql_mode="STRICT_ALL_TABLES,STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"


      ## Generally, it is unwise to set the query cache to be larger than 64-128M
      ## as the costs associated with maintaining the cache outweigh the performance
      ## gains.
      ## The query cache is a well known bottleneck that can be seen even when
      ## concurrency is moderate. The best option is to disable it from day 1
      ## by setting query_cache_size=0 (now the default on MySQL 5.6)
      ## and to use other ways to speed up read queries: good indexing, adding
      ## replicas to spread the read load or using an external cache.
      query_cache_size=0
      query_cache_type=0

      sync_binlog=0
      thread_cache_size=16
      table_open_cache=2048
      table_definition_cache=1024

      #
      # InnoDB
      #
      # The buffer pool is where data and indexes are cached: having it as large as possible
      # will ensure you use memory and not disks for most read operations.
      # Typical values are 50..75% of available RAM.
      # TODO(tomasz.paszkowski): This needs to by dynamic based on available RAM.
      innodb_buffer_pool_size=1024M
      innodb_doublewrite=0
      innodb_file_per_table=1
      innodb_flush_method=O_DIRECT
      innodb_io_capacity=500
      innodb_log_file_size=128M
      innodb_old_blocks_time=1000
      innodb_read_io_threads=8
      innodb_write_io_threads=8

      {{ if .Values.manifests.certificates }}
      # TLS
      ssl_ca=/etc/mysql/certs/ca.crt
      ssl_key=/etc/mysql/certs/tls.key
      ssl_cert=/etc/mysql/certs/tls.crt
      # tls_version = TLSv1.2,TLSv1.3
      {{ end }}


      [mysqldump]
      max-allowed-packet=16M

      [client]
      default_character_set=utf8
      {{ if .Values.manifests.certificates }}
      # TLS
      ssl_ca=/etc/mysql/certs/ca.crt
      ssl_key=/etc/mysql/certs/tls.key
      ssl_cert=/etc/mysql/certs/tls.crt
      # tls_version = TLSv1.2,TLSv1.3
      {{ end }}

    my: |
      [mysqld]
      datadir=/var/lib/mysql
      basedir=/usr
      ignore-db-dirs=lost+found

      [client-server]
      !includedir /etc/mysql/conf.d/

    config_override: null
    # Any configuration here will override the base config.
    # config_override: |-
    #   [mysqld]
    #   wsrep_slave_threads=1

monitoring:
  prometheus:
    enabled: false
    mysqld_exporter:
      scrape: true

secrets:
  identity:
    admin: keystone-admin-user
  oci_image_registry:
    mariadb: mariadb-oci-image-registry-key
  tls:
    oslo_db:
      server:
        public: mariadb-tls-server
        internal: mariadb-tls-direct

# typically overridden by environmental
# values, but should include all endpoints
# required by this chart
endpoints:
  cluster_domain_suffix: cluster.local
  local_image_registry:
    name: docker-registry
    namespace: docker-registry
    hosts:
      default: localhost
      internal: docker-registry
      node: localhost
    host_fqdn_override:
      default: null
    port:
      registry:
        node: 5000
  oci_image_registry:
    name: oci-image-registry
    namespace: oci-image-registry
    auth:
      enabled: false
      mariadb:
        username: mariadb
        password: password
    hosts:
      default: localhost
    host_fqdn_override:
      default: null
    port:
      registry:
        default: null
  monitoring:
    name: prometheus
    namespace: null
    hosts:
      default: prom-metrics
      public: prometheus
    host_fqdn_override:
      default: null
    path:
      default: null
    scheme:
      default: 'http'
    port:
      api:
        default: 9090
        public: 80
  prometheus_mysql_exporter:
    namespace: null
    hosts:
      default: mysql-exporter
    host_fqdn_override:
      default: null
    path:
      default: /metrics
    scheme:
      default: 'http'
    port:
      metrics:
        default: 9104
  oslo_db:
    namespace: null
    auth:
      admin:
        username: root
        password: password
      sst:
        username: sst
        password: password
      audit:
        username: audit
        password: password
      exporter:
        username: exporter
        password: password
    hosts:
      default: mariadb-server-primary
      direct: mariadb-server-internal
      discovery: mariadb-discovery
      server: mariadb-server
    host_fqdn_override:
      default: null
    path: null
    scheme: mysql+pymysql
    port:
      mysql:
        default: 3306
      wsrep:
        default: 4567
  kube_dns:
    namespace: kube-system
    name: kubernetes-dns
    hosts:
      default: kube-dns
    host_fqdn_override:
      default: null
    path:
      default: null
    scheme: http
    port:
      dns_tcp:
        default: 53
      dns:
        default: 53
        protocol: UDP
  identity:
    name: backup-storage-auth
    namespace: openstack
    auth:
      admin:
        # Auth URL of null indicates local authentication
        # HTK will form the URL unless specified here
        auth_url: null
        region_name: RegionOne
        username: admin
        password: password
        project_name: admin
        user_domain_name: default
        project_domain_name: default
      mariadb-server:
        # Auth URL of null indicates local authentication
        # HTK will form the URL unless specified here
        auth_url: null
        role: admin
        region_name: RegionOne
        username: mariadb-backup-user
        password: password
        project_name: service
        user_domain_name: service
        project_domain_name: service
    hosts:
      default: keystone
      internal: keystone-api
    host_fqdn_override:
      default: null
    path:
      default: /v3
    scheme:
      default: 'http'
    port:
      api:
        default: 80
        internal: 5000

network_policy:
  mariadb:
    ingress:
      - {}
    egress:
      - {}

# Helm hook breaks for helm2.
# Set helm3_hook: false in case helm2 is used.
helm3_hook: true

manifests:
  certificates: false
  configmap_bin: true
  configmap_etc: true
  job_image_repo_sync: true
  network_policy: false
  pod_test: true
  secret_dbadmin_password: true
  secret_sst_password: true
  secret_dbaudit_password: true
  secret_etc: true
  secret_registry: true
  service_primary: true
  mariadb: true
...